Abstract

An antenna includes: a first substrate and a second substrate. The first substrate includes: a first dielectric substrate, a first reference electrode layer, a first radiation part, and a feeder group. The first dielectric substrate includes a main substrate and a side substrate, the feeder group includes at least one feeder, in each of which, each feeder is electrically connected to one first radiation part, and different feeders are electrically connected to different first radiation parts. The second substrate includes: a second dielectric substrate, a second reference electrode layer, and a feed structure. The feed structure corresponds to the feeder group, and for corresponding feed structure and feeder group, each first feed port in the feed structure is electrically connected to one feeder in the feeder group through a first connection via which runs through at least the side substrate, the second reference electrode layer, and the second dielectric substrate.

IPC Classes  ?

• H01Q 21/06 - Arrays of individually energised antenna units similarly polarised and spaced apart
• H01Q 1/38 - Structural form of radiating elements, e.g. cone, spiral, umbrella formed by a conductive layer on an insulating support

Abstract

An inductance structure and a filter, and relates to the technical field of passive devices. The inductance structure includes a dielectric substrate, a first conductive structure and a second conductive structure; the dielectric substrate is provided with a plurality of connection through-holes penetrating in a thickness direction thereof; connection electrodes are provided in the connection through-holes; the first conductive structure and the second conductive structure are electrically connected by the connection electrodes to form a coil of the inductance structure; one of the first conductive structure and the second conductive structure includes at least three sub-layers, and the other includes at least one sub-layer; and orthographic projections of two of the sub-layers of the first conductive structure and the second conductive structure on the dielectric substrate at least partially overlap, and the flow directions of currents of both are roughly parallel.

IPC Classes  ?

• H01F 27/28 - CoilsWindingsConductive connections

Abstract

The present disclosure relates to the technical field of passive devices, and provides a capacitive device and an electronic apparatus. The capacitive device comprises a substrate, a capacitor, and a first electrode layer. The substrate has a first side and a second side that face away from each other in the thickness direction of the substrate. The capacitor comprises a first electrode plate, a dielectric layer, and a second electrode plate which are stacked on the second side. The first electrode layer is arranged on the first side and is electrically connected to the first electrode plate. The first electrode layer is used for being connected to an external circuit by means of soldering. In this way, the connection between the capacitive device and a printed circuit board is firmer.

IPC Classes  ?

• H01G 4/002 - Fixed capacitorsProcesses of their manufacture Details
• H01L 23/498 - Leads on insulating substrates

Abstract

A sensor chip is provided. The sensor chip includes a first base substrate; a piezoresistor on the first base substrate; a second base substrate on a side of the piezoresistor away from the first base substrate; a metal wire bond extending through the second base substrate; and a pressure reference chamber between the first base substrate and the second base substrate. The first base substrate and the second base substrate encapsulate at least a portion of the piezoresistor inside the pressure reference chamber.

IPC Classes  ?

• G01L 19/00 - Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
• G01L 9/00 - Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by electric or magnetic pressure-sensitive elementsTransmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means

Abstract

A sensor chip is provided. The sensor chip includes a first base substrate; a piezoresistor and a resistor lead on the first base substrate; a second base substrate on a side of the piezoresistor and the resistor lead away from the first base substrate; a metal wire bond extending through the second base substrate and connected to the resistor lead; a redistribution layer on a side of the second base substrate away from the first base substrate; and a pressure reference chamber between the first base substrate and the second base substrate. The first base substrate and the second base substrate encapsulate at least a portion of the piezoresistor inside the pressure reference chamber. The metal wire bond is connected to the resistor lead, and is connected to the redistribution layer. The resistor lead is connected to the piezoresistor.

IPC Classes  ?

• G01L 1/18 - Measuring force or stress, in general using properties of piezo-resistive materials, i.e. materials of which the ohmic resistance varies according to changes in magnitude or direction of force applied to the material

Abstract

The present disclosure provides a detection apparatus, a training method and a training apparatus. The detection apparatus includes a plurality of MEMS sensors configured to collect signals to be detected in real time and output sensing signals according to the signals to be detected; a processing module configured to receive the sensing signals of the plurality of MEMS sensors and determine a detection result of the detection apparatus according to the sensing signals of the plurality of MEMS sensors at each sampling time; wherein, there is a predetermined interval duration between two adjacent sampling times, and a sensing signal of each of the MEMS sensors at the current sampling time is related to a signal to be detected at the current sampling time, a sensing signal at the previous sampling time and an attenuation coefficient.

IPC Classes  ?

• G01L 9/06 - Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by electric or magnetic pressure-sensitive elementsTransmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means by making use of variations in ohmic resistance, e.g. of potentiometers of piezo-resistive devices
• B81B 3/00 - Devices comprising flexible or deformable elements, e.g. comprising elastic tongues or membranes

Abstract

Provided in the present disclosure are a circularly polarized antenna and a communication system, which relate to the technical field of antennas. The circularly polarized antenna comprises a radiating plate, a substrate and a plurality of feed probes, wherein the radiating plate is provided with a plurality of slots, the slots extend through the radiating plate in the thickness direction of the radiating plate, and the slots are arranged in a circumferential array; the substrate is opposed to and spaced apart from the radiating plate, and the substrate is provided with a feed network; and the plurality of feed probes are located between the radiating plate and the substrate and are spaced apart from each other, and one end of each feed probe is electrically connected to the feed network, and the other end thereof is electrically connected to the radiating plate. The circularly polarized antenna has a high gain and a relatively small size.

IPC Classes  ?

• H01Q 1/36 - Structural form of radiating elements, e.g. cone, spiral, umbrella
• H01Q 13/10 - Resonant slot antennas

Abstract

A dimming device and a dimming structure. The dimming device comprises a first substrate (11), a first adhesive layer (12), a dimming functional layer (13), a second adhesive layer (50) and a second substrate (41) which are sequentially stacked, and further comprises a rubber frame (20) arranged between the first substrate (11) and the second substrate (41) and surrounding the first adhesive layer (12), the dimming functional layer (13) and the second adhesive layer (50). The orders of magnitude of the thermal expansion coefficients of materials of the glue frame (20), the first adhesive layer (12) and the second adhesive layer (50) are all 10-4. The dimming device and the dimming structure can reduce or even avoid interface bubbles at the junction between the rubber frame (20) and the first adhesive layer (12) and the junction between the rubber frame (20) and the second adhesive layer (50), so that the step of printing black edges for masking can be omitted, and the problem of bubbles appearing in a display area is avoided.

IPC Classes  ?

• G02F 1/1333 - Constructional arrangements

Abstract

A pressure sensor, comprising: a substrate (10), and at least one capacitor, which is arranged on the substrate (10), wherein one of the at least one capacitor comprises: a first electrode (11, 101) and a second electrode (12, 102), which are arranged opposite each other and insulated from each other, the second electrode (12, 102) is located on the side of the first electrode (11, 101) that is away from the substrate (10), a plurality of cavities (13, 103) are arranged between the first electrode (11, 101) and the second electrode (12, 102), the orthographic projection of the first electrode (11, 101) on the substrate (10) is at least partially overlapped with the orthographic projection of the second electrode (12, 102) on the substrate (10), the orthographic projection of an overlapping area of the first electrode (11, 101) and the second electrode (12, 102) on the substrate (10) is at least partially overlapped with the orthographic projections of the plurality of cavities (13, 103) on the substrate (10), and the second electrode (12, 102) is arranged in a way at least partially enclosing on the surfaces of the plurality of cavities (13, 103) that are away from the first electrode (11, 101). Further provided are a preparation method for a pressure sensor, and a pressure sensor assembly.

IPC Classes  ?

• G01L 1/14 - Measuring force or stress, in general by measuring variations in capacitance or inductance of electrical elements, e.g. by measuring variations of frequency of electrical oscillators

Abstract

A pressure sensor, comprising a substrate (100); at least one second electrode (12) of a capacitor provided on the substrate (100), wherein the at least one second electrode (12) is provided with release holes (121), a cavity (13) is formed between the at least one second electrode (12) and the substrate (100), and the at least one second electrode (12) is arranged around the side wall of the cavity (13); and a hole sealing layer (30), wherein the hole sealing layer (30) is arranged at the periphery of the cavity (13), and the hole sealing layer (30) covers the release holes (121) and at least part of the surface of the at least one second electrode (12) away from the substrate (100). The present invention further discloses a manufacturing method for the pressure sensor and a pressure sensing assembly.

IPC Classes  ?

• G01L 1/14 - Measuring force or stress, in general by measuring variations in capacitance or inductance of electrical elements, e.g. by measuring variations of frequency of electrical oscillators

Abstract

A pressure sensor and a fabrication method therefor, and a pressure sensing assembly. The pressure sensor comprises a substrate (10) and at least one capacitor disposed on the substrate (10). One of the at least one capacitor comprises a first electrode (11) and a second electrode (12), which are arranged opposite each other and are insulated from each other, wherein the second electrode (12) is located on the side of the first electrode (11) away from the substrate (10); a cavity (13) is disposed between the first electrode (11) and the second electrode (12); the orthographic projection of the first electrode (11) on the substrate (10) at least partially overlaps with the orthographic projection of the second electrode (12) on the substrate (10); the orthographic projection of an overlapping region between the first electrode (11) and the second electrode (12) on the substrate (10) at least partially overlaps with the orthographic projection of the cavity (13) on the substrate (10); and the second electrode (12) surrounds the cavity (13) to form a sidewall, and at least partially covers the surface of the cavity (13) away from the first electrode (11).

IPC Classes  ?

• G01L 1/14 - Measuring force or stress, in general by measuring variations in capacitance or inductance of electrical elements, e.g. by measuring variations of frequency of electrical oscillators
• G01L 9/12 - Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by electric or magnetic pressure-sensitive elementsTransmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means by making use of variations in capacitance

Abstract

A dimming module (300) and a dimming apparatus (1000). The dimming apparatus (1000) comprises a first substrate (100), a second substrate (200), at least one dimming module (300), a first adhesive layer (400), a second adhesive layer (500) and a first edge sealant (601); the first substrate (100) and the second substrate (200) are arranged opposite to each other; the at least one dimming module (300) is arranged between the first substrate (100) and the second substrate (200); the first adhesive layer (400) is arranged between the first substrate (100) and the dimming module (300), and the second adhesive layer (500) is arranged between the second substrate (200) and the dimming module (300); the first edge sealant (601) is arranged between the first adhesive layer (400) and the second adhesive layer (500) and is connected to the first adhesive layer (400) and the second adhesive layer (500); the first edge sealant (601) is bonded to the side wall of the dimming module (300); the boundary of the orthographic projection of the first substrate (100) on a first reference plane comprises a plurality of first boundaries (101) connected in sequence, the first reference plane being parallel to the surface of the first substrate (100) close to the second substrate (200); and the first edge sealant (601) is provided between some first boundaries (101) among the plurality of first boundaries (101) in the orthographic projection on the first reference plane and the boundary of the orthographic projection of the dimming module (300) on the first reference plane.

IPC Classes  ?

• G02F 1/137 - Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulatingNon-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering

Abstract

An antenna and a driving method therefor, and an electronic apparatus. The antenna comprises at least one antenna unit (100), wherein the antenna unit comprises a first feed structure layer (11), a second feed structure layer (12), and a radiation structure layer (13) which are stacked, and a switch structure (14) is provided between the first feed structure layer (11) and the second feed structure layer (12). The second feed structure layer (12) is provided with a plurality of connection paths (L0); the radiation structure layer (13) comprises a plurality of feed points (K0); the switch structure (14) comprises a first port and a plurality of second ports, the first port being electrically connected to the first feed structure layer (11), and at least two second ports being respectively electrically connected to at least some of the feed points (K0) by means of at least two connection paths (L0); and the switch structure (14) is configured to control the first port to be in communication with at least some of the second ports, so as to control a polarization mode of the antenna.

IPC Classes  ?

• H01Q 1/38 - Structural form of radiating elements, e.g. cone, spiral, umbrella formed by a conductive layer on an insulating support

Abstract

The present disclosure relates to the technical field of communications, and provides a phase shifter, an antenna structure and an electronic device. The phase shifter of the present disclosure comprises a first substrate and a second substrate which are provided opposite to each other, and a tunable dielectric layer provided between the first substrate and the second substrate. A first electrode layer is provided on the side of the first substrate close to the tunable dielectric layer, a second electrode layer is provided on the side of the second substrate close to the tunable dielectric layer, and a third electrode layer is provided on the side of the first substrate away from the tunable dielectric layer. The first substrate has a plurality of connecting vias penetrating along the thickness direction of the first substrate, and first connecting electrodes are provided in the connecting vias; the first electrode layer comprises a plurality of first branch structures, and one first branch structure is electrically connected to the third electrode layer by means of at least one first connecting electrode; and the orthographic projection of each first branch structure on the first substrate at least partially overlaps the orthographic projection of the second electrode layer on the first substrate.

IPC Classes  ?

• H01P 1/18 - Phase-shifters
• H01Q 3/36 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elementsArrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture varying the phase by electrical means with variable phase-shifters

Abstract

The present disclosure relates to the technical field of communications, and provides a circularly polarized antenna and an electronic device. The circularly polarized antenna of the present disclosure comprises a first dielectric layer and a second dielectric layer which are oppositely arranged, and four antenna elements which are arranged in an array; each antenna element comprises a first radiation electrode, a reference electrode layer, a first isolation assembly, and a second isolation assembly; the first radiation electrode is arranged on the side of the first dielectric layer away from the second dielectric layer, the reference electrode layer is arranged on the side of the second dielectric layer away from the first dielectric layer, the first isolation assembly is integrated on the first dielectric layer, and the orthographic projection of the first isolation assembly and the orthographic projection of the second isolation assembly on a plane where the first dielectric layer is located both confine the orthographic projection of the first radiation electrode on the plane where the first dielectric layer is located within respective interiors; each first radiation electrode is provided with a U-shaped first through slot, the first through slot has a first side wall and a second side wall which are oppositely arranged, and the length of the first side wall is greater than that of the second side wall.

IPC Classes  ?

• H01Q 1/38 - Structural form of radiating elements, e.g. cone, spiral, umbrella formed by a conductive layer on an insulating support

Abstract

A pressure sensing chip and a pressure sensor, relating to the technical field of sensors, and aiming at prolonging the service life of sensors and expanding application scenarios. The pressure sensing chip comprises: a pressure sensing film; a substrate, connected to the pressure sensing film, wherein a cavity is formed between the pressure sensing film and the substrate; a pressure-sensitive assembly, located between the substrate and the pressure sensing film, wherein the orthographic projection of the pressure-sensitive assembly and the orthographic projection of the cavity on the substrate partially overlap; and a first signal output structure, arranged on the side of the substrate facing away from the pressure sensing film, wherein the first signal output structure is electrically connected to the pressure-sensitive assembly by means of a lead structure passing through the substrate.

IPC Classes  ?

• G01L 1/20 - Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluidsMeasuring force or stress, in general by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress

Abstract

An array antenna (10), comprising: a feed source layer (1), which comprises a feed network (11) having an input port (12) and a plurality of output ports (13); an energy re-allocation layer (2), which has a plurality of allocation regions, wherein the energy re-allocation layer (2) is used for re-allocating near-field energy at the output ports (13) in the plurality of allocation regions; and a radiation layer (3), which comprises a plurality of radiation units (31) corresponding to the plurality of output ports (13) on a one-to-one basis. In the embodiments of the present disclosure, the near-field energy at the output ports (13) is re-allocated in the plurality of allocation regions by means of the energy re-allocation layer (2), thereby ensuring that the distribution of the re-allocated near-field energy meets requirements; and then the re-allocated near-field energy at the output ports (13) is radiated by means of the radiation units (31) of the radiation layer (3), thereby ensuring the radiation directivity of the radiation units (31), and ensuring the radiation characteristics of the array antenna (10). (FIG. 1)

IPC Classes  ?

• H01Q 21/06 - Arrays of individually energised antenna units similarly polarised and spaced apart
• H01Q 3/26 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elementsArrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture
• H01Q 9/04 - Resonant antennas

Abstract

A flat panel antenna (10), comprising a plate-shaped structure (1) and a phase shifter (2). The plate-shaped structure (1) is provided with a radiation surface (11), a feed source surface (12), and a contour surface (13). The plate-shaped structure (1) is further provided with a radiation cavity (14), a feed source cavity (15), and a first slot (16). The phase shifter (2) is located in the first slot (16). In an embodiment of the present disclosure, an integrated structure having the radiation cavity (14) and the feed source cavity (15) is implemented by means of the plate-shaped structure (1), so that alignment deviation between the radiation cavity (14) and the feed source cavity (15) can be avoided. Accordingly, when the phase shifter (2) is mounted, only the alignment of the phase shifter (2) and the radiation cavity (14) or the feed source cavity (15) needs to be ensured, thereby simplifying the assembly process of the flat panel antenna (10) while reducing alignment errors during assembly and ensuring the antenna performance of the flat panel antenna (10).

IPC Classes  ?

• H01Q 1/36 - Structural form of radiating elements, e.g. cone, spiral, umbrella

Abstract

Provided is a filter, comprising: a base substrate, comprising a first surface; a capacitor, comprising a first electrode arranged on the first surface and a second electrode arranged on the side of the first electrode away from the base substrate, a first insulating layer being arranged between the first electrode and the second electrode; a second insulating layer, which is arranged on the side of the second electrode away from the base substrate, a first via being formed in the second insulating layer; an inductor, comprising a first conductive end and a second conductive end, the first conductive end and the second conductive end being electrically connected to form a coil structure of the inductor; a third insulating layer, which is arranged on the side of the second insulating layer away from the base substrate, a second via hole being formed in the third insulating layer; and an electrode conductive part, which is arranged on the side of the third insulating layer away from the base substrate and is electrically connected to the second electrode by means of the first via and the second via. The radial cross-sectional area of the first via is smaller than the radial cross-sectional area of the second via, and the orthographic projection of the first via on the base substrate overlaps the orthographic projection of the second via on the base substrate.

IPC Classes  ?

• H03H 1/00 - Constructional details of impedance networks whose electrical mode of operation is not specified or applicable to more than one type of network

Abstract

The present disclosure relates to a conversion device. The conversion device includes a first waveguide and a transition substrate. The first waveguide includes a waveguide transmission cavity and a waveguide back cavity. The transition substrate is provided between the waveguide transmission cavity and the waveguide back cavity. The transition substrate includes at least one dielectric substrate, the dielectric substrate includes a first base substrate and at least one group of signal transmission structures, one of the signal transmission structures includes a CPW signal transmission line and a probe, the CPW signal transmission line includes a signal line and ground electrodes. The probe, the signal line and the ground electrode pass through a transition region, the probe is located in the waveguide transmission cavity, and the signal line and the ground electrode partially extend into the waveguide transmission cavity.

IPC Classes  ?

• H01P 5/107 - Hollow-waveguide/strip-line transitions
• H01P 3/12 - Hollow waveguides
• H01Q 13/10 - Resonant slot antennas

Abstract

The present invention relates to the technical field of passive devices, and provides an integrated substrate and a preparation method therefor, and an electronic device. The integrated substrate in the present invention comprises: a dielectric substrate, which has a first surface and a second surface which are oppositely arranged in the thickness direction of the dielectric substrate, wherein the dielectric substrate comprises a first connecting via hole running through in the thickness direction of the dielectric substrate; a first buffer layer, which is arranged on the first surface side, wherein the first buffer layer is provided with a first hollowed-out pattern; a second buffer layer, which is arranged on the second surface side, wherein the second buffer layer is provided with a second hollowed-out pattern; a first conductive structure, which is located in the first hollowed-out pattern; a second conductive structure, which is located in the second hollowed-out pattern; and a first connecting electrode, which is located in the first connecting via hole, wherein the first conductive structure and the second conductive structure are connected by means of the first connecting electrode, and the three are of an integrated structure.

IPC Classes  ?

• H01L 23/498 - Leads on insulating substrates
• H01L 23/28 - Encapsulation, e.g. encapsulating layers, coatings
• H05K 3/34 - Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by soldering
• H05K 3/46 - Manufacturing multi-layer circuits

Abstract

A sensing substrate and an electronic device are provided. The sensing substrate includes a sensing unit on a base substrate. The sensing unit includes a sensing element and a conductive pattern, the sensing element has a light incident surface and a back surface that are opposite and a side surface between the light incident surface and the back surface. The conductive pattern is on a side of the sensing element away from the base substrate, and has a hollow portion and a transparent conductive portion surrounding the hollow portion, an orthographic projection of the hollow portion on the base substrate is at least partially within an orthographic projection of the sensing element on the base substrate, and an orthographic projection of the transparent conductive portion on the base substrate at least partially overlaps with an orthographic projection of the side surface of the sensing element on the base substrate.

IPC Classes  ?

• H01L 23/60 - Protection against electrostatic charges or discharges, e.g. Faraday shields
• G01T 1/20 - Measuring radiation intensity with scintillation detectors
• H10F 39/00 - Integrated devices, or assemblies of multiple devices, comprising at least one element covered by group , e.g. radiation detectors comprising photodiode arrays
• H10F 39/18 - Complementary metal-oxide-semiconductor [CMOS] image sensorsPhotodiode array image sensors

Abstract

An antenna and an electronic device. The antenna comprises at least one antenna unit (100). The antenna unit (100) at least comprises: a dielectric substrate comprising a first substrate (101) and a second substrate (102) which are arranged opposite to each other; a conductive layer comprising a first conductive layer (11) and a second conductive layer (12); and a phase shift structure (1001) provided between the first substrate (101) and the second substrate (102). The first conductive layer (11) is arranged on the side of the first substrate (101) away from the second substrate (102). The second conductive layer (12) is arranged on the side of the second substrate (102) away from the first substrate (101). The first conductive layer (11) is provided with a first periodic structure (111), and the first periodic structure (111) comprises a plurality of first conductive structures (1111) arranged at periodic intervals. The second conductive layer (12) is provided with a radiation structure (121), and the orthographic projections of the radiation structure (121), the phase shift structure (1001), and the first periodic structure (111) on the first substrate (101) at least partially overlap.

IPC Classes  ?

• H01Q 21/00 - Antenna arrays or systems

Abstract

Disclosed in the embodiments of the present disclosure are a detection substrate and a flat panel detector. The detection substrate comprises: a base substrate, and a gate metal layer, a source-drain metal layer, a photoelectric conversion device and a bias voltage electrode layer which are sequentially stacked on the base substrate. The gate metal layer comprises a gate electrode and a scanning line electrically connected to the gate electrode. The source-drain metal layer comprises a first electrode, a second electrode and a first connecting part electrically connected to the second electrode. The photoelectric conversion layer comprises a bottom electrode, a photoelectric conversion layer and a top electrode which are sequentially stacked, wherein the bottom electrode is close to the base substrate, and the bottom electrode is electrically connected to the first electrode. The bias voltage electrode layer comprises a bias voltage line and a first reading line which extend in the same direction and are spaced apart. The detection substrate further comprises a second connecting part arranged on the same layer as the bottom electrode, wherein the first reading line is electrically connected to the second connecting part, and the second connecting part is electrically connected to the first connecting part.

IPC Classes  ?

• H01L 27/146 - Imager structures

Abstract

The present disclosure relates to the technical field of antennas. Provided are a liquid crystal antenna and a communication apparatus. The liquid crystal antenna comprises a feed structure, a first substrate, a liquid crystal cell and a radiation plate, which are sequentially stacked, wherein the feed structure comprises a plurality of first output ends, and the feed structure is configured to feed power to the first substrate by means of the plurality of first output ends; the first substrate comprises a plurality of first substrate integrated waveguides, one first substrate integrated waveguide is arranged opposite one first output end, and each first substrate integrated waveguide comprises a plurality of second output ends; the liquid crystal cell comprises a plurality of liquid crystal phase shifters, and one liquid crystal phase shifter is arranged opposite one second output end; and the radiation plate comprises a plurality of radiation units, and the radiation units are arranged opposite the liquid crystal phase shifters. The feed loss of the liquid crystal antenna is reduced.

IPC Classes  ?

• H01Q 21/06 - Arrays of individually energised antenna units similarly polarised and spaced apart

Abstract

A phase shifter and a preparation method thereof, and an electronic device. The phase shifter includes: an adjustable dielectric layer, arranged between a first electrode layer and a second electrode layer, and including a first support structure, wherein the first support structure is arranged on at least one side of a first region, and an orthographic projection of the first support structure on a first base plate is at least non-overlapping with an orthographic projection of the first region on the first base plate. The phase shifter provided in the present application is arranged in the non-capacitive overlap region between the first base plate and the second base plate through the first support structure, which can not only provide good support, but also reduce or even eliminate the impact on phase shifting, achieving large phase shift amount, high uniformity of phase shift degrees, and low loss.

IPC Classes  ?

• H01P 1/18 - Phase-shifters
• H01P 1/17 - Auxiliary devices for rotating the plane of polarisation for producing a continuously rotating polarisation, e.g. circular polarisation
• H01P 11/00 - Apparatus or processes specially adapted for manufacturing waveguides or resonators, lines, or other devices of the waveguide type

Abstract

A digital microfluidic chip and a use thereof. The digital microfluidic chip comprises: a first substrate (10), comprising a first base (11), the first base (11) being provided with a sample input hole (12); an interposer layer (20), one side of the interposer layer (20) being connected to the first substrate (10), the interposer layer (20) comprising a flow channel in communication with the sample input hole (12), the flow channel sequentially comprising a droplet generation region (21), a droplet deceleration region (22) and a digital microfluidic region (23), the droplet generation region (21) being configured to generate micro-droplets, and the droplet deceleration region (22) being configured to decelerate the micro-droplets; a second substrate (30), the second substrate (30) being connected to a side of the interposer layer (20) distant from the first substrate (10), the second substrate (30) comprising a driving electrode (31), and the driving electrode (31) being configured to drive the micro-droplets in the interposer layer (20) to move.

IPC Classes  ?

• B01L 3/00 - Containers or dishes for laboratory use, e.g. laboratory glasswareDroppers

Abstract

An antenna is provided. The antenna includes a feed source configured to provide polarized waves with orthogonal polarization states, a converter configured to convert a linearly polarized wave into a circularly polarized wave, and a reflector configured to reflect a linearly polarized wave. The antenna is configured to receive a first linearly polarized wave having a frequency in a first frequency range, and convert the first linearly polarized wave into a first circularly polarized wave; and emit a second linearly polarized wave having a frequency in a second frequency range, and convert the second linearly polarized wave into a second circularly polarized wave, the first frequency range being different from the second frequency range. Reception of the first linearly polarized wave and emission of the second circularly polarized wave are configured to pass through a same aperture.

IPC Classes  ?

• H01Q 15/24 - Polarising devicesPolarisation filters

Abstract

The present disclosure provides a single-channel test device. The single-channel test device includes a metal flange, and a waveguide-coaxial conversion structure and a first square straight waveguide which are disposed along a central axis of the metal flange and disposed on two opposite sides of the metal flange respectively, wherein in the case that a waveguide aperture of one end of the first square straight waveguide distal to the metal flange is placed on and is kept in close contact with a single antenna unit to be tested in a phased reflectarray to be tested, the single-channel test device is configured to test a scattering parameter of the antenna unit to be tested.

IPC Classes  ?

• G01R 29/08 - Measuring electromagnetic field characteristics
• G01R 29/10 - Radiation diagrams of antennas

Abstract

An antenna includes a first substrate, the first substrate includes: a first base substrate; at least one first radiation unit on a side of the first base substrate; a first electrode layer on a side of the first base substrate away from the at least one first radiation unit; and at least one second radiation unit on a side of the at least one first radiation unit away from the first electrode layer; wherein an orthographic projection of each second radiation unit on the first base substrate at least partially overlaps an orthographic projection of one first radiation unit on the first base substrate; and an 10 orthographic projection of the at least one first radiation unit on the first base substrate is within an orthographic projection of the first electrode layer on the first base substrate, wherein the antenna further includes a first feeding unit.

IPC Classes  ?

• H01Q 9/04 - Resonant antennas
• H01Q 1/52 - Means for reducing coupling between antennas Means for reducing coupling between an antenna and another structure

Abstract

An antenna is provided. The antenna includes a plurality of radiating elements. A respective radiating element of the plurality of radiating elements includes a dielectric substrate, one or more radiating oscillators on the dielectric substrate, and one or more conductors configured to optimize polarization isolation of the antenna. The one or more conductors are spaced apart from the one or more radiating oscillators. The plurality of radiating elements are arranged along a first direction, and the one or more conductors are arranged along a direction substantially parallel to a second direction, the second direction being different from the first direction, and the first direction and the second direction intersecting each other.

IPC Classes  ?

• H01Q 1/38 - Structural form of radiating elements, e.g. cone, spiral, umbrella formed by a conductive layer on an insulating support
• H01Q 1/52 - Means for reducing coupling between antennas Means for reducing coupling between an antenna and another structure

Abstract

The present disclosure relates to the technical field of satellite antennas, and in particular relates to a satellite tracking method, system, and apparatus, and an electronic device. The method comprises: determining a communication state between a carrier and a satellite, and acquiring, in real time, attitude information of the carrier; and activating a correction policy corresponding to the communication state to determine a target angle at which the carrier points to the satellite. The correction policy comprises: when the communication state represents a disconnected state, using a tracking network to correct the attitude information, using the tracking network to correct a first theoretical pointing angle, and obtaining a target angle. The first theoretical pointing angle is obtained on the basis of the corrected attitude information. The tracking network is obtained by performing training on the basis of sample data separately corresponding to a plurality of continuous moments. The sample data is acquired when the communication state represents a connected state, and each piece of sample data comprises: an attitude information sample and an angle information sample, the angle information sample being a theoretical pointing angle of the carrier calculated on the basis of the attitude information sample.

IPC Classes  ?

• G01C 21/16 - NavigationNavigational instruments not provided for in groups by using measurement of speed or acceleration executed aboard the object being navigatedDead reckoning by integrating acceleration or speed, i.e. inertial navigation
• G01S 19/47 - Determining position by combining measurements of signals from the satellite radio beacon positioning system with a supplementary measurement the supplementary measurement being an inertial measurement, e.g. tightly coupled inertial
• H04B 7/185 - Space-based or airborne stations

Abstract

The present disclosure provides a detector substrate and a flat panel detector, the detector substrate includes a substrate base and detector pixel units on the substrate base, each detector pixel unit includes: a driver circuit; a photoelectric conversion device disposed on a side, away from the substrate base, of the driver circuit, the photoelectric conversion device including at least two photoelectric conversion structures connected in series, a bottom electrode of a first photoelectric conversion structure being electrically connected with the driver circuit, and a top electrode of an nth photoelectric conversion structure being electrically connected with a bottom electrode of an (n+1)th photoelectric conversion structure, with n being greater than or equal to 1; and a bias voltage line on a side of the photoelectric conversion device away from the substrate base, the bias voltage line being electrically connected to a top electrode of a last photoelectric conversion structure.

IPC Classes  ?

• H10F 39/00 - Integrated devices, or assemblies of multiple devices, comprising at least one element covered by group , e.g. radiation detectors comprising photodiode arrays
• G01T 1/24 - Measuring radiation intensity with semiconductor detectors
• H10F 39/18 - Complementary metal-oxide-semiconductor [CMOS] image sensorsPhotodiode array image sensors

Abstract

A liquid crystal phase shifter (10), comprising: a first substrate (1), a first metal layer (11) being arranged on one side of the first substrate (1), and the first metal layer (11) comprising a first electrode (111); and a second substrate (2), wherein a second metal layer (21) and a third metal layer (22) are arranged on the side of the second substrate (2) facing the first substrate (1), the second metal layer (21) comprises a second electrode (211), and the third metal layer (22) comprises a plurality of first heating wires (221) connected in parallel, and two second heating wires (222) connected in series at two ends of the first heating wires (221). In the present disclosure, different voltage signals can be applied to the first electrode (111) and the second electrode (211) to drive the liquid crystal molecules of a liquid crystal layer (3) to deflect, and the liquid crystal layer (3) is heated by means of the first heating wires (221) and the second heating wires (222), thereby ensuring the working stability of the liquid crystal phase shifter (10) in a low-temperature environment.

IPC Classes  ?

• H01P 1/18 - Phase-shifters

Abstract

The present invention relates to the technical field of antennas, and provides a liquid crystal antenna and a communication apparatus. The liquid crystal antenna comprises a first substrate, a second substrate, and a liquid crystal cell, wherein the first substrate and the second substrate are arranged opposite to each other, and the liquid crystal cell is located between the first substrate and the second substrate; the first substrate comprises a plurality of first radiation units, the plurality of first radiation units are arranged at intervals, and the liquid crystal cell comprises liquid crystal phase shifters arranged opposite to the first radiation units; and a first heating wire is further embedded in the first substrate or in the surface of the first substrate, the first heating wire is configured to generate heat when energized so as to heat the liquid crystal cell, and the orthographic projection of a part of the structure of the first heating wire on the liquid crystal cell is located between the orthographic projections of two adjacent first radiation units on the liquid crystal cell. The response speed of the liquid crystal antenna is increased.

IPC Classes  ?

• H01Q 3/34 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elementsArrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture varying the phase by electrical means

Abstract

The present invention relates to the technical field of communications, and provides an antenna unit, an antenna array, and an electronic device. The antenna unit of the present invention comprises a first substrate and at least one radiation structure, wherein the first substrate comprises a first dielectric substrate and a first reference electrode layer; the first dielectric substrate has a first surface and a second surface which are arranged opposite to each other; the first reference electrode layer is arranged on the first surface, and the radiation structure is arranged on the second surface; and the radiation structure comprises a first balun assembly, a second balun assembly, and a radiation layer.

IPC Classes  ?

• H01Q 1/38 - Structural form of radiating elements, e.g. cone, spiral, umbrella formed by a conductive layer on an insulating support

Abstract

A flat panel detector and a detection device, which can reduce the leakage current, and improve the detection efficiency and accuracy. A detection substrate of the flat panel detector comprises a base substrate (10), at least one gate line (1), at least one scanning line (2), a pixel unit, and a photoelectric converter. The pixel unit comprises a thin film transistor (3). The thin film transistor (3) comprises a semiconductor layer (32), a first electrode (33), and a second electrode (34). The photoelectric converter comprises a bottom electrode (6), and the bottom electrode (6) is electrically connected to the first electrode (33) by means of a first via (9). In at least one pixel unit, the minimum distance between the orthographic projection of the first via (9) on the base substrate (10) and the orthographic projection of the scanning line (2) closest to the first via (9) on the base substrate (10) is L1, and the maximum distance between the orthographic projection of the semiconductor layer (32) on the base substrate (10) and the orthographic projection of the scanning line (2) closest to the first via (9) on the base substrate (10) is L2, wherein L2 is greater than or equal to L1.

IPC Classes  ?

• H01L 27/146 - Imager structures

Abstract

An adjustable antenna array and an electronic apparatus are provided. The adjustable antenna array includes: a first substrate and a second substrate opposite to each other, and antenna sub-arrays in an array. Each of at least some antenna sub-arrays includes a phase shifter, a power division feeding network, and a plurality of radiating units. The phase shifter and the power division feeding network are between the first substrate and the second substrate. At least some radiating units are connected to the phase shifter through the power division feeding network. Antenna patterns corresponding to the plurality of radiating units at least include patterns on a side of the second substrate away from the first substrate. An area of an orthographic projection of the power division feeding network on the first substrate is smaller than an area of an orthographic projection of the phase shifter on the first substrate.

IPC Classes  ?

• H01Q 3/36 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elementsArrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture varying the phase by electrical means with variable phase-shifters
• H01Q 21/22 - Antenna units of the array energised non-uniformly in amplitude or phase, e.g. tapered array or binomial array

Abstract

A phase shifter, a phase shifter array, an antenna array and an electronic device are provided and belong to the field of communication technology. The phase shifter includes: first and second dielectric substrates opposite to each other, a first transmission line and a second transmission line on a side of the first dielectric substrate close to the second dielectric substrate, patch electrodes on a side of the second dielectric substrate close to the first dielectric substrate, and a tunable dielectric layer between a layer where the transmission lines are located and a layer where the patch electrodes are located; wherein orthographic projections of two ends of each patch electrode on the first dielectric substrate overlap with orthographic projections of the first and second transmission lines on the first dielectric substrate, respectively; and at least two of the plurality of patch electrodes are connected to different first bias voltage lines.

IPC Classes  ?

• H01P 1/18 - Phase-shifters
• G02F 1/1343 - Electrodes
• H01Q 3/36 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elementsArrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture varying the phase by electrical means with variable phase-shifters

Abstract

A light adjustment device includes a first substrate and a second substrate that are arranged opposite to each other, a light adjustment module, and an ultraviolet light blocking layer. The light adjustment module is located between the first substrate and the second substrate. The ultraviolet light blocking layer is located between the first substrate and the light adjustment module or located inside the light adjustment module. A refractive index of the ultraviolet light blocking layer is greater than a refractive index of the first substrate.

IPC Classes  ?

• G02F 1/1335 - Structural association of cells with optical devices, e.g. polarisers or reflectors
• B60J 3/00 - Antiglare equipment associated with windows or windscreensSun visors for vehicles
• B60J 3/04 - Antiglare equipment associated with windows or windscreensSun visors for vehicles adjustable in transparency
• E06B 9/24 - Screens or other constructions affording protection against light, especially against sunshineSimilar screens for privacy or appearance

Abstract

The present disclosure provides a phase shifter, an antenna and an electronic device, and belongs to the field of communication technology. The phase shifter includes a plurality of phase shifting units, a first power division network and a second power division network; each phase shifting unit includes a first transmission structure and a second transmission structure; the first power division network includes a first feeding port and a plurality of second feeding ports; the second power division network includes a third feeding port and a plurality of fourth feeding ports; and the first transmission structure of the phase shifting unit is electrically connected to one second feeding port; the second transmission structure of the phase shifting unit is electrically connected to one fourth feeding port.

IPC Classes  ?

• H01P 1/18 - Phase-shifters
• H01Q 1/50 - Structural association of antennas with earthing switches, lead-in devices or lightning protectors

Abstract

A phase shifter, including: first and second substrates opposite to each other; an adjustable dielectric layer and a plurality of pillar supports between the first and second substrates; first and second conductive layers on sides of first and second substrates close to the adjustable dielectric layer, respectively, where patterns of the first and second conductive layers include at least one first electrode and at least one second electrode, respectively, orthographic projections of the at least one first electrode and the at least one second electrode on the first substrate at least partially overlap each other; orthographic projections of each of the plurality of pillar support, and the pattern of the first conductive layer on the first substrate do not overlap each other, and the pillar supports of the plurality of pillar supports close to an edge of the pattern of the first conductive layer are equally spaced apart therefrom.

IPC Classes  ?

• H01P 1/18 - Phase-shifters
• H01Q 3/36 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elementsArrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture varying the phase by electrical means with variable phase-shifters

Abstract

The present disclosure provides a digital microfluidic nucleic acid detection chip, detection method, and detection apparatus. The digital microfluidic nucleic acid detection chip includes: a first substrate and a second substrate assembled with the first substrate, and a cavity formed between the first substrate and the second substrate includes a functional region (AC), which is configured to perform a nucleic acid detection processing on a droplet to be detected and obtain a hybridization color development signal for indicating whether a target gene exists in the droplet to be detected; the first substrate at least includes a plurality of drive units, which are configured to drive the droplet to be detected to move, a volume of the droplet to be detected is 10 μl to 200 μl, and a dimension of a drive unit is 2 mm to 100 mm in a moving direction of the droplet to be detected.

IPC Classes  ?

• B01L 3/00 - Containers or dishes for laboratory use, e.g. laboratory glasswareDroppers
• B01L 7/00 - Heating or cooling apparatusHeat insulating devices
• C12Q 1/6825 - Nucleic acid detection involving sensors
• C12Q 1/686 - Polymerase chain reaction [PCR]

Abstract

Provided is a method for tracking a satellite. The method includes: acquiring trajectory information and antenna attitude information of a COTM device; calculating a theoretical pointing angle of an antenna beam for a target satellite based on an orbit parameter of the target satellite and the trajectory information; acquiring an actual pointing angle of the antenna beam by correcting, based on the antenna attitude information, the theoretical pointing angle of the antenna beam; controlling, based on the actual pointing angle of the antenna beam, a receiving phased array antenna to form an antenna beam; acquiring data information of the satellite signal, and correcting an actual pointing angle of the current antenna beam; controlling a transmitting phased array antenna to form an antenna beam based on a corrected actual pointing angle; establishing a communication link and updating ephemeris data of the target satellite.

IPC Classes  ?

• G01S 19/26 - Acquisition or tracking of signals transmitted by the system involving a sensor measurement for aiding acquisition or tracking
• G01S 19/30 - Acquisition or tracking of signals transmitted by the system code related
• H01Q 3/36 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elementsArrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture varying the phase by electrical means with variable phase-shifters

Abstract

The present disclosure belongs to the technical field of communications. Provided is a satellite tracking method. The satellite tracking method disclosed in the present disclosure comprises: acquiring track information and antenna attitude information of a communications-on-the-move device in real time; for a target satellite, performing calculation on the basis of orbital parameters of the target satellite and the track information of the communications-on-the-move device, so as to obtain a theoretical pointing angle of an antenna beam; on the basis of the antenna attitude information of the communications-on-the-move device, correcting the theoretical pointing angle of the antenna beam, so as to obtain an actual pointing angle of the antenna beam; on the basis of the actual pointing angle of the antenna beam, controlling a receiving phased-array antenna in the communications-on-the-move device to form an antenna beam; in response to the signal strength of a satellite signal being greater than or equal to a preset value, acquiring data information of the received satellite signal, and correcting the actual pointing angle of the current antenna beam; on the basis of the corrected actual pointing angle of the antenna beam, controlling a transmitting phased-array antenna to form an antenna beam; and establishing a communication link, and updating ephemeris data of the target satellite.

IPC Classes  ?

• H04B 7/185 - Space-based or airborne stations

Abstract

A detection device, comprising: a plurality of MEMS sensors (1), wherein the MEMS sensors (1) are configured to acquire, in real time, signals to undergo detection, and output sensing signals on the basis of the signals to undergo detection; and a processing module (2), wherein the processing module (2) is configured to receive the sensing signals from the plurality of MEMS sensors (1), and on the basis of sensing signals of the plurality of MEMS sensors (1) at each sampling time point, determine a detection result of the detection device; wherein there is a predetermined interval duration between two adjacent sampling time points, and a sensing signal of each MEMS sensor (1) at a current sampling time point is related to a signal to undergo detection at the current sampling time point, a sensing signal at a previous sampling time point, and an attenuation coefficient. The invention further relates to a training method for the detection device, a training device for the detection device, and a computer-readable storage medium.

IPC Classes  ?

• G01L 1/22 - Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluidsMeasuring force or stress, in general by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges

Abstract

A sensor chip is provided. The sensor chip includes a first base substrate; a piezoresistor on the first base substrate; a second base substrate on a side of the piezoresistor away from the first base substrate; a metal wire bond extending through the second base substrate; and a pressure reference chamber between the first base substrate and the second base substrate. The first base substrate and the second base substrate encapsulate at least a portion of the piezoresistor inside the pressure reference chamber.

IPC Classes  ?

• G01L 1/18 - Measuring force or stress, in general using properties of piezo-resistive materials, i.e. materials of which the ohmic resistance varies according to changes in magnitude or direction of force applied to the material

Abstract

A dimming panel and a control method therefor, a dimming structure and a dimming device. The dimming panel comprises a first substrate, a second substrate, a dye liquid crystal layer, and a plurality of light absorption particles. The first substrate comprises a first electrode. The second substrate is arranged opposite to the first substrate, and the second substrate comprises a second electrode and a third electrode. The second electrode is electrically insulated from the third electrode, and the third electrode comprises a plurality of first sub-electrodes arranged at intervals. The dye liquid crystal layer is located between the first substrate and the second substrate. The plurality of light absorption particles are located in the dye liquid crystal layer, and the plurality of light absorption particles are configured to absorb infrared light. The control method comprises: applying a direct current to at least one of the first electrode, the second electrode and the third electrode, so that an electric field perpendicular to the direction of the first substrate is formed between the first substrate and the second substrate, and the plurality of light absorption particles are distributed on the surface of the first substrate or the second substrate close to the dye liquid crystal layer.

IPC Classes  ?

• G02F 1/1333 - Constructional arrangements
• G02F 1/1337 - Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers

Abstract

A transition unit of a radio frequency device provides a transition between a planar differential pair transmission line and a hollow radio frequency waveguide. A substrate layer arrangement with a planar differential pair transmission line is arranged on one or more surfaces of at least one substrate layer. An end section of the transmission line is configured as a radio frequency signal emission pattern. The transition unit has an end section of a waveguide for electromagnetic waves that is attached to the substrate layer arrangement and superposes the radio frequency signal emission pattern. The waveguide is directed perpendicular to the substrate layer arrangement. An open end of the end section of the wave-guide is attached to a first outer surface or a second outer surface of the substrate layer arrangement. Opposite to the end section a back cavity is attached with an open end towards the substrate layer arrangement.

IPC Classes  ?

• H01P 5/107 - Hollow-waveguide/strip-line transitions
• H01P 3/08 - MicrostripsStrip lines
• H01P 3/12 - Hollow waveguides

Abstract

Provided in the present disclosure are a filter and a preparation method therefor, and an electronic device. The filter comprises a base substrate, which is provided with a conductive column, wherein a first structure layer is provided on a first surface of the base substrate, and a second structure layer, a first insulating layer, a lead layer, a second insulating layer and a pad layer are provided on a second surface of the base substrate. The first structure layer and the second structure layer each comprise a connecting electrode connected to the conductive column, and the second structure layer further comprises a capacitor structure; the lead layer comprises at least one lead, wherein the lead is connected to the capacitor structure; the pad layer comprises at least one pad, wherein the pad is connected to the lead; and the materials of the first insulating layer and the second insulating layer comprise an organic material. By means of providing a first insulating layer and a second insulating layer, which are made of an organic material, the present disclosure can improve the performance stability and reliability of a filter, thereby also improving the performance of the filter.

IPC Classes  ?

• H03H 1/00 - Constructional details of impedance networks whose electrical mode of operation is not specified or applicable to more than one type of network
• H03H 3/00 - Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators

Abstract

There is provided a light adjusting structure, a light adjusting module and a light adjusting device, the light adjusting structure includes one or two light adjusting functional layers stacked, each light adjusting functional layer includes functional sub-layers in different regions, first substrates and/or second substrates of the functional sub-layers constitute a full-layer planar substrate, one of first electrodes or second electrodes of the functional sub-layers are disposed at an interval, and the other one of the first electrodes or the second electrodes are disposed at an interval or constitute a full-layer planar electrode; dye liquid crystal layers of the functional sub-layers each include a sealant between the first alignment layer and the second alignment layer, and dye molecules and liquid crystal molecules in a space surrounded by the sealant; sealants of the functional sub-layers are disposed at an interval, and spaces surrounded by the sealants are isolated.

IPC Classes  ?

• G02F 1/1345 - Conductors connecting electrodes to cell terminals
• G02F 1/1339 - GasketsSpacersSealing of cells
• G02F 1/1343 - Electrodes

Abstract

The present disclosure provides a radio frequency apparatus, an antenna and an electronic device, and belongs to the field of communication technology. The radio frequency apparatus includes first and second dielectric substrates opposite to each other, first and second phase shifting structures between the first and second dielectric substrates; wherein the radio frequency apparatus further includes a first connection electrode and a second connection electrode; the first phase shifting structure and the second phase shifting structure each have a first end and a second end, the first ends of the first phase shifting structure and the second phase shifting structure are electrically connected to each other by the first connection electrode; the second ends of the first phase shifting structure and the second phase shifting structure are electrically connected to each other by the second connection electrode, to form a ring circuit structure.

IPC Classes  ?

• H01Q 3/36 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elementsArrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture varying the phase by electrical means with variable phase-shifters

Abstract

A light-adjusting glass is provided to include: a first toughened glass layer, a first adhesive layer, a first substrate, a second substrate, a second adhesive layer, a second toughened glass layer and supporting spacers between the first and second substrates, which are sequentially stacked; materials of the first and second adhesive layers are melted under the conditions that a temperature is in a range of 130° C. to 150° C. and a pressure is in a range of 12 bar to 14 bar, and are solidified after being cooled; the light-adjusting glass further includes an edge sealing structure around the first and second substrates, and the edge sealing structure, the first and second substrates are enclosed to form a gap filled with a liquid crystal; the edge sealing structure includes a liquid crystal pouring port therein; a sealing glue is at an opening of the liquid crystal pouring port and seals the opening.

IPC Classes  ?

• G02F 1/1341 - Filling or closing of cells
• G02F 1/1333 - Constructional arrangements
• G02F 1/1337 - Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
• G02F 1/1339 - GasketsSpacersSealing of cells
• G02F 1/1343 - Electrodes

Abstract

The present application relates to the technical field of passive devices. Provided are an inductor structure and a filter. The inductor structure comprises a dielectric substrate, a first conductive structure and a second conductive structure; the dielectric substrate is provided with a plurality of connecting vias passing through in a thickness direction thereof, each connecting via being internally provided with a connecting electrode; the first conductive structure and the second conductive structure are electrically connected via the connecting electrodes, so as to form a coil of the inductor structure; one of the first conductive structure and the second conductive structure comprises at least three sub-layers, and the other comprises at least one sub-layer, the orthogonal projection of two sub-layers of the first conductive structure on the dielectric substrate partially overlapping the orthogonal projection of two sub-layers of the second conductive structure on the dielectric substrate, and the flowing directions of currents thereof being roughly parallel. The inductor structure is used for manufacturing high-performance filters.

IPC Classes  ?

• H01F 17/00 - Fixed inductances of the signal type
• H01F 27/28 - CoilsWindingsConductive connections
• H03H 1/00 - Constructional details of impedance networks whose electrical mode of operation is not specified or applicable to more than one type of network
• H01F 41/04 - Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformersApparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils or magnets for manufacturing coils

Abstract

The present disclosure provides a dimming glass and a method for manufacturing the dimming glass. The dimming glass includes: at least one dimming functional layer sandwiched between two glass substrates, where a plurality of conductive leads is connected to a bonding circuit board, and a sealant filled between sealant regions of the two glass substrates. Each conductive lead includes a connecting end, a protruding end and an extension segment. The connecting end is connected to the bonding circuit board, the protruding end extends out of an outer side of an edge of the glass substrate, at least a part of the extension segment extends in a first direction which is an extension direction of an edge of the bonding side of the dimming functional layer, and the extension segment is located in the sealant region and is secured through the sealant.

IPC Classes  ?

• G02F 1/133 - Constructional arrangementsOperation of liquid crystal cellsCircuit arrangements
• G02F 1/1333 - Constructional arrangements
• G02F 1/1339 - GasketsSpacersSealing of cells

Abstract

The present disclosure belongs to the technical field of passive devices. Provided are a filter and a manufacturing method therefor, and an electronic device. The filter comprises a dielectric substrate, and at least one capacitor and at least one inductor which are arranged on the dielectric substrate. The capacitor comprises a first polar plate and a second polar plate which are arranged opposite to each other, the first polar plate being located on the side of the second polar plate close to the dielectric substrate, and at least one of the first polar plate and the second polar plate being electrically connected to the inductor. The inductor comprises a plurality of layers of coil structures arranged in order on the dielectric substrate, at least one first interlayer insulation layer being arranged between adjacent coil structures. The coil structures of adjacent layers are electrically connected by means of a first connection via that passes through the first interlayer insulation layer therebetween, and orthographic projections of any

IPC Classes  ?

• H01F 27/28 - CoilsWindingsConductive connections

Abstract

The present invention relates to the technical field of passive devices, and provides a filter and a manufacturing method therefor, and an electronic device. The filter comprises a dielectric substrate, and at least one capacitor and at least one inductor integrated on the dielectric substrate; the filter further comprises a first buffer layer provided on the dielectric substrate; the material of the first buffer layer is an organic material; the first buffer layer is provided with a first accommodating portion and a second accommodating portion; a first electrode plate of the capacitor is located in the first accommodating portion; at least part of the structure of the inductor is located in the second accommodating portion; the surface of the first electrode plate of the capacitor facing away from the dielectric substrate and the surface, facing away from the dielectric substrate, of the structure of the inductor located in the second accommodating portion are both flush with the surface of the first buffer layer facing away from the dielectric substrate.

IPC Classes  ?

• H03H 1/00 - Constructional details of impedance networks whose electrical mode of operation is not specified or applicable to more than one type of network

Abstract

A preparation method for a dimming device (100). The preparation method comprises: forming a first laminated structure (10); forming a plastic frame (20) on one side of the first laminated structure (10); attaching a second laminated structure (40) to the side of the plastic frame (20) away from a first substrate (11); laminating the first laminated structure (10), the plastic frame (20) and the second laminated structure (40); injecting a liquid adhesive into a first gap (2) through at least one first opening (21); and curing the liquid adhesive to form a second adhesive layer (50).

IPC Classes  ?

• G02F 1/137 - Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulatingNon-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
• B32B 37/12 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
• G02F 1/13 - Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulatingNon-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells

Abstract

The present disclosure belongs to the technical field of antennas. Provided are a transmissive liquid crystal phase modulation panel and a liquid crystal phased array antenna. The transmissive liquid crystal phase modulation panel comprises at least one liquid crystal phased unit arranged in an array, wherein any one of the liquid crystal phased unit comprises a lower metal patch, a lower dielectric substrate, a lower radio frequency ground plane, a liquid crystal phase shifter, an upper radio frequency ground plane, an upper dielectric substrate and an upper metal patch, which are sequentially arranged in a stacked manner, wherein the liquid crystal phase shifter has a microwave transmission structure for transmitting an electromagnetic signal; the lower radio frequency ground plane has a lower slot overlapping the microwave transmission structure, and the lower metal patch covers the lower slot; and the upper radio frequency ground plane has an upper slot overlapping the microwave transmission structure, and the upper metal patch covers the upper slot. The transmissive liquid crystal phase modulation panel can improve the efficiency of the liquid crystal phased array antenna.

IPC Classes  ?

• H01Q 19/06 - Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using refracting or diffracting devices, e.g. lens

Abstract

A waveguide probe structure, a calibration device for an antenna array and a calibration method for an antenna array are provided. The waveguide probe structure includes a waveguide coaxial converter, a tapered waveguide and a first straight waveguide. The waveguide coaxial converter is configured to transmit and receive two orthogonal linearly-polarized signals; the tapered waveguide includes a first waveguide cavity including a first waveguide port and a second waveguide port, the first waveguide port is connected to the waveguide coaxial converter, the second waveguide port is connected to the first straight waveguide, and a size of a cross section of the first waveguide cavity increases monotonically in a direction from the first waveguide port to the second waveguide port; the first straight waveguide includes a second waveguide cavity, a size of a cross section of the second waveguide cavity is equal to a size of the second waveguide port.

IPC Classes  ?

• G01R 29/10 - Radiation diagrams of antennas
• G01R 29/08 - Measuring electromagnetic field characteristics

Abstract

Provided in the present disclosure are a digital micro-fluidic apparatus, a driving method therefor, and the use thereof. The digital micro-fluidic apparatus comprises a digital micro-fluidic chip, the digital micro-fluidic chip at least comprising a drive electrode and a reference electrode, and the reference electrode being configured to write in a first reference voltage. The drive electrode is configured to alternately write in a first scanning voltage and a second scanning voltage so as to be alternately in an actuated state and a non-actuated state. In the actuated state, the drive electrode is configured to actuate composite liquid drops present therein; and in the non-actuated state, the drive electrode is configured to not actuate the composite liquid drops present therein.

IPC Classes  ?

• B01L 3/00 - Containers or dishes for laboratory use, e.g. laboratory glasswareDroppers

Abstract

Disclosed in embodiments of the present disclosure are an antenna unit, an antenna array, and a communication device. A radiation patch is directly attached to the inner side of a radome, so that the radiation patch does not need to be supported by introducing a structure such as a fixing layer or a fixing buckle, the antenna structure is simpler, the overall profile height of the antenna can be effectively reduced, and the design concept of low profiles of existing antennas is met. In addition, a feed network is integrally formed by means of a sheet metal process, required lines can be directly and integrally processed, and other structures do not need to be additionally arranged at the suspended position for fixing, such that assembly is simpler, the strength and consistency of the antenna are enhanced, the problems of high assembly cost and difficulty are solved, automatic assembly and production of the antenna are better facilitated, and the assembly labor input of the antenna is greatly reduced.

IPC Classes  ?

• H01Q 1/38 - Structural form of radiating elements, e.g. cone, spiral, umbrella formed by a conductive layer on an insulating support

Abstract

A sensor chip includes a first base substrate (BS1); a piezoresistor (PR) and a resistor lead (RL) on the first base substrate (BS1); a second base substrate (BS2) on a side of the piezoresistor (PR) and the resistor lead (RL) away from the first base substrate (BS1); a metal wire bond (MWB) extending through the second base substrate (BS2) and connected to the resistor lead (RL) ; a redistribution layer (RDL) on a side of the second base substrate (BS2) away from the first base substrate (BS1); and a pressure reference chamber (PRC) between the first base substrate (BS1) and the second base substrate (BS2). The first base substrate (BS1) and the second base substrate (BS2) encapsulate at least a portion of the piezoresistor (PR) inside the pressure reference chamber (PRC). The metal wire bond (MWB) is connected to the resistor lead (RL) , and is connected to the redistribution layer (RDL). The resistor lead (RL) is connected to the piezoresistor (PR).

IPC Classes  ?

• G01L 1/22 - Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluidsMeasuring force or stress, in general by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges

Abstract

The present disclosure relates to the technical field of passive devices, and provides an integrated passive device and a manufacturing method therefor, and an electronic device. The integrated passive device of the present disclosure comprises a dielectric substrate, at least two conductive layers arranged on the dielectric substrate, and an interlayer dielectric layer located between every two adjacent conductive layers; among any two adjacent conductive layers, the one closer to the dielectric substrate is a first conductive layer, and the other one is a second conductive layer; the first conductive layer comprises a first conductive structure, and the second conductive layer comprises a second conductive structure; the second conductive structure and the first conductive structure are electrically connected to each other by means of a connecting hole at least passing through the interlayer dielectric layer between the second conductive structure and the first conductive structure.

IPC Classes  ?

• H01L 23/538 - Arrangements for conducting electric current within the device in operation from one component to another the interconnection structure between a plurality of semiconductor chips being formed on, or in, insulating substrates

Abstract

An adjustable phase shifter and a manufacturing method therefor, and an electronic device. The adjustable phase shifter includes: a first substrate and a second substrate, which are arranged opposite each other; an adjustable dielectric layer, which is arranged between the first substrate and the second substrate; a first electrode, which is located on the side of the first substrate facing the adjustable dielectric layer; and a second electrode, which is located on the side of the second substrate facing the adjustable dielectric layer, wherein an adjustable capacitor is formed in an overlap region between the first electrode and the second electrode.

IPC Classes  ?

• H01P 1/18 - Phase-shifters
• H01P 11/00 - Apparatus or processes specially adapted for manufacturing waveguides or resonators, lines, or other devices of the waveguide type

Abstract

A pressure sensor and a manufacturing method therefor, and a detection device, relating to the technical field of pressure sensors. The pressure sensor comprises: a first substrate (11); a second substrate (12) comprising a pressure sensing film (121), wherein a closed pressure reference cavity (10) is formed between the pressure sensing film (121) and the first substrate (11), the pressure sensing film (121) is deformable towards the first substrate (11) or in a direction moving away from the first substrate (11), and the second substrate (12) is a glass substrate; a first electrode plate (21), some or all areas of the first electrode plate (21) being provided on the pressure sensing film (121); and a second electrode plate (31) arranged on the side of the first substrate (11) facing the pressure sensing film (121), some or all areas of the second electrode plate (31) directly facing the first electrode plate (21) so as to form a capacitor with the first electrode plate (21).

IPC Classes  ?

• G01L 9/12 - Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by electric or magnetic pressure-sensitive elementsTransmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means by making use of variations in capacitance
• G01L 9/00 - Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by electric or magnetic pressure-sensitive elementsTransmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
• G01L 1/14 - Measuring force or stress, in general by measuring variations in capacitance or inductance of electrical elements, e.g. by measuring variations of frequency of electrical oscillators

Abstract

A microfluidic chip, comprising a first substrate (10), wherein the first substrate (10) comprises: a first wiring layer (101), which comprises a first wiring (L1) having a first line width (d1), a first driving electrode, and a first control electrode; an insulating layer (102), which is located on the first wiring layer (101); a second wiring layer (103), which is located on the insulating layer (102) and comprises a second wiring (L2) having a second line width (d2); a dielectric layer (104), which is located on the second wiring layer (103); and a hydrophobic layer (105), which is located on the dielectric layer (104), wherein the first wiring (L1) is configured to connect the first driving electrode and the first control electrode, the second wiring (L2) is configured to be connected, by means of a via hole passing through the insulating layer (102), to the first wiring (L1), which is connected to a different first driving electrode, and the orthographic projection of the first wiring (L1) on the first substrate (10) overlaps with the orthographic projection of the second wiring (L2) on the first substrate (10), the area of the overlapping region being greater than the product of the first line width (d1) and the second line width (d2).

IPC Classes  ?

• B01L 3/00 - Containers or dishes for laboratory use, e.g. laboratory glasswareDroppers

Abstract

Provided in the embodiments of the present disclosure are an electromagnetic-wave radiation system, and a communication device. The electromagnetic-wave radiation system comprises: a first metal substrate; a second metal substrate, which is arranged opposite the first metal substrate; an electromagnetic-wave transmission assembly, which is arranged between the first metal substrate and the second metal substrate, wherein the electromagnetic-wave transmission assembly comprises: a first glass substrate and a second glass substrate which are arranged opposite each other, a liquid crystal layer arranged between the first glass substrate and the second glass substrate, and a plurality of electromagnetic-wave transmission structures arranged on the side of the first glass substrate that faces the liquid crystal layer, the first glass substrate being close to the first metal substrate; and an electromagnetic shielding structure, which is arranged between the electromagnetic-wave transmission assembly and the first metal substrate, wherein the electromagnetic shielding structure comprises a plurality of shielding units defined by a plurality of first metal columns, the shielding units corresponding to the electromagnetic-wave transmission structures on an one-to-one basis, and the orthographic projection of each electromagnetic-wave transmission structure on the first metal substrate being located within the range of the orthographic projection of each shielding unit on the first metal substrate.

IPC Classes  ?

• H01Q 1/52 - Means for reducing coupling between antennas Means for reducing coupling between an antenna and another structure

Abstract

A phase calibration method for a phased array antenna is provided. The method includes: sequentially calibrating M×N antenna units based on a pre-obtained test voltage set including first test voltages; sequentially loading the first test voltages to the antenna unit in the ith row and the jth column, and acquiring phase and amplitude information of a microwave signal radiated by the antenna unit every time one first test voltage is loaded; acquiring first array vectors through analysis based on the phase and amplitude information of the acquired microwave signals of the antenna unit under different first test voltages; obtaining a calibration response vector of the antenna unit under each first test voltage in the test voltage set through a first preset algorithm based on the first array vector, and determining a target voltage-phase curve corresponding to the antenna unit in the ith row and the jth column.

IPC Classes  ?

• H04B 17/12 - MonitoringTesting of transmitters for calibration of transmit antennas, e.g. of amplitude or phase

Abstract

A detection substrate and a manufacturing method therefor, a detector, and an imaging system. The detection substrate comprises: a base substrate (BS), comprising a pixel setting region (R0); and a plurality of pixel units (PXU) located in the pixel setting region (R0), wherein the plurality of pixel units (PXU) comprise marked pixels (MPX), and at least one alignment mark (MK) is provided in the marked pixels (MPK). The provision of the alignment mark facilitates improvement of the alignment precision in the manufacturing process of the detection substrate, and the uniformity of final product image quality is improved.

IPC Classes  ?

• H01L 27/146 - Imager structures

Abstract

A touch substrate, a display apparatus and a display system are provided. By rearranging and distributing transistors in each shift register, the number of transistors in a lateral direction is less than that of transistors in a longitudinal direction. That is a circuit structure of the shift register is designed to extend longitudinally, so that a size of the shift register in the lateral direction can be reduced, a narrow frame design is realized, and seamless splicing is favorably realized in a large-sized display panel.

IPC Classes  ?

• G09G 3/36 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source using liquid crystals
• G09G 3/3266 - Details of drivers for scan electrodes

Abstract

A filter circuit, a filter, and an electronic device. The filter circuit comprises: a first port (A) and a second port (B) which are oppositely arranged, a grounding end (GND), a series branch (10) located between the first port (A) and the second port (B), and at least one parallel branch (20) connected to the series branch (10), wherein the series branch (10) comprises at least one series resonance unit (100) arranged in sequence, each parallel branch (20) comprises a parallel resonance unit (200), and the parallel resonance unit (200) is connected to the grounding end (GND).

IPC Classes  ?

• H03H 7/01 - Frequency selective two-port networks

Abstract

A microfluidic chip and a detection system, a detection method and a manufacturing method therefor are provided. A crimping device for the microfluidic chip includes a cover plate, a bottom plate and at least one probe assembly. The bottom plate is assembled with the cover plate. The bottom plate is provided with a carrying recess. A mouth of the carrying recess faces the cover plate, and a bottom of the carrying recess is provided with an opening. The probe assembly includes a plurality of probes. The probe assembly is fixedly connected with the bottom of the carrying recess. Ends, proximate to the cover plate, of the plurality of probes are configured to be in contact with the microfluidic chip; and ends, away from the cover plate, of the plurality of probes pass through the opening.

IPC Classes  ?

• B01L 3/00 - Containers or dishes for laboratory use, e.g. laboratory glasswareDroppers
• G01R 31/28 - Testing of electronic circuits, e.g. by signal tracer

Abstract

A transparent antenna includes a first substrate and a second substrate oppositely arranged; the first substrate includes: a first dielectric layer having a first surface and a second surface oppositely arranged; at least one first radiation part on the second surface; at least one feeding structure on the second surface and feeding the first radiation part; the second substrate includes: a second dielectric layer having a third surface opposite to the second surface and a fourth surface oppositely arranged; at least one second radiation part on the fourth surface, an orthographic projection of each second radiation part on the first surface at least partially overlaps an orthographic projection of one first radiation part on the first surface.

IPC Classes  ?

• H04B 1/38 - Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
• H01Q 1/38 - Structural form of radiating elements, e.g. cone, spiral, umbrella formed by a conductive layer on an insulating support
• H01Q 1/48 - Earthing meansEarth screensCounterpoises
• H01Q 1/50 - Structural association of antennas with earthing switches, lead-in devices or lightning protectors

Abstract

Provided are a detection substrate, a manufacturing method therefor and a flat panel detector. The detection substrate includes: a flexible substrate; a scintillator layer on a side of the flexible substrate, where the scintillator layer includes a central portion and a peripheral portion on at least one side of the central portion, the central portion and the peripheral portion are of an integrated structure, a thickness of the central portion at each position is approximately equal, and in a direction from an edge of the flexible substrate to a center of the flexible substrate, a thickness of the peripheral portion progressively increases; and a reinforcement structure, the reinforcement structure and the scintillator layer being on the same side of the flexible substrate, and the reinforcement structure at least covering part of the peripheral portion.

IPC Classes  ?

• G01T 1/20 - Measuring radiation intensity with scintillation detectors
• H01L 27/146 - Imager structures

Abstract

Provided is an antenna. The antenna includes: a first substrate, wherein the first substrate includes: a first dielectric substrate, including a main substrate and a side substrate, wherein the main substrate is provided with a first surface and a second surface, and the side substrate is provided with a third surface and a fourth surface; a first reference electrode layer, disposed on the first surface and the fourth surface; at least one support assembly, disposed on the second substrate; at least one radiation structure, disposed on a side of the support assembly; and at least one first feeder set, configured to feed one of the at least one radiation structure, wherein each of the at least one first feeder set includes a first feeder and a second feeder.

IPC Classes  ?

• H01Q 9/04 - Resonant antennas
• H01Q 21/08 - Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along, or adjacent to, a rectilinear path

Abstract

Provided is a package structure, including: an insulating dielectric layer having a first surface and a second surface opposite to each other, wherein at least one first accommodation space running from the first surface to the second surface is formed in the insulating dielectric layer; and at least one conductive post in one-to-one correspondence with the at least one first accommodation space, wherein the conductive post is within the corresponding first accommodation space, a material of the conductive post comprises a non-metallic conductive material, and an absolute value of a difference between a thermal expansion coefficient of the conductive post and a thermal expansion coefficient of the insulating dielectric layer is less than or equal to 8×10−6/° C.; wherein the at least one conductive post comprises at least one first conductive post, two end faces of the first conductive post are flush with the first surface and the second surface, respectively.

IPC Classes  ?

• B81B 7/00 - Microstructural systems

Abstract

A pressure sensor, comprising a base substrate (10) and a plurality of sensing units (100) located on the base substrate (10). Each sensing unit (100) comprises a pressure sensing cavity (21), and the areas of the orthographic projections of the at least two pressure sensing cavities (21) on the base substrate (10) are unequal. Further provided are a pressure sensor manufacturing method and an electronic device.

IPC Classes  ?

• G01L 1/18 - Measuring force or stress, in general using properties of piezo-resistive materials, i.e. materials of which the ohmic resistance varies according to changes in magnitude or direction of force applied to the material
• G01L 1/22 - Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluidsMeasuring force or stress, in general by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges

Abstract

A liquid crystal antenna array and a communication device. The liquid crystal antenna array comprises a plurality of antenna structures arranged in an array; each antenna structure comprises a phase shifter layer, a radiation patch, and a first coupling layer; the phase shifter layer comprises a full-phasor adjustable phase shifter, a power division structure, and a first adjustable phase shifter; an output end of the full-phasor adjustable phase shifter is coupled to an input end of the power division structure; the first adjustable phase shifter is coupled to a first output end of the power division structure; the first coupling structure couples an output end of the first adjustable phase shifter to the radiation patch; the second coupling structure couples, to the radiation patch, electromagnetic waves outputted by a second output end of the power division structure; the first coupling structure is orthogonal to the second coupling structure; the phase adjustment range of the first adjustable phase shifter is less than the phase adjustment range of the full-phasor adjustable phase shifter. Therefore, according to the liquid crystal antenna array, polarization reconfigurable beam scanning can be performed and miniaturization is realized.

IPC Classes  ?

• H01Q 1/38 - Structural form of radiating elements, e.g. cone, spiral, umbrella formed by a conductive layer on an insulating support
• H01Q 1/50 - Structural association of antennas with earthing switches, lead-in devices or lightning protectors
• H01Q 15/24 - Polarising devicesPolarisation filters

Abstract

A digital microfluidic chip, and a method for performing droplet generation and library preparation using same. The digital microfluidic chip comprises: a droplet generation structure, which is configured to generate droplets having various volumes, wherein the droplet generation structure comprises one or more droplet generation modules, each droplet generation module is configured to generate at least one of a first droplet, a second droplet and a third droplet, and the first droplet, the second droplet and the third droplet have a first volume, a second volume and a third volume, respectively, which volumes are different from each other; a droplet receiving module, which is configured to implement at least one of mixing and reaction of a plurality of droplets; and an interconnection module, which is configured to drive the first droplet, the second droplet and the third droplet, and to connect the droplet generation structure to the droplet receiving module.

IPC Classes  ?

• B01L 3/00 - Containers or dishes for laboratory use, e.g. laboratory glasswareDroppers

Abstract

A packaging structure applied to an MEMS chip. The packaging structure comprises: an insulating dielectric layer (1), which is provided with a first surface and a second surface that are arranged opposite each other, wherein at least one first accommodating space penetrating the second surface from the first surface is formed on the insulating dielectric layer (1); and at least one conductive column (2), which corresponds to the first accommodating space on a one-to-one basis and is located in the first accommodating space, wherein the material of the conductive column (2) comprises non-metal conductive material, and an absolute value of the difference between thermal expansion coefficients of the conductive column (2) and the insulating dielectric layer (1) is less than or equal to 8×10-6/℃. Further disclosed are a preparation method for the packaging structure, and a sensor.

IPC Classes  ?

• H01L 21/60 - Attaching leads or other conductive members, to be used for carrying current to or from the device in operation
• H01L 23/12 - Mountings, e.g. non-detachable insulating substrates

Abstract

The present disclosure relates to the technical field of communications, and provides an antenna and an electronic device. The antenna of the present disclosure comprises: a first substrate, wherein the first substrate comprises a first dielectric substrate which comprises a main substrate and a side substrate, the main substrate has a first surface and a second surface which are oppositely arranged in the thickness direction of the main substrate, the side substrate comprises a third surface and a fourth surface which are oppositely arranged in the thickness direction of the side substrate, the second surface of the main substrate is connected to the third surface of the side substrate, and the side substrate protrudes from the second surface of the main substrate; a first reference electrode layer arranged on the first surface and the fourth surface; at least one supporting assembly arranged on the second surface; at least one radiation structure, wherein one radiation structure is arranged on the side of one supporting assembly facing away from the main substrate; and at least one first feed line group, wherein one first feed line group is configured to feed one radiation structure, the first feed line group comprises a first feed line and a second feed line, the first feed line and the second feed line both extend from the second surface to the supporting assembly and are electrically connected to the radiation structure, and the polarization directions of the first feed line and the second feed line are different.

IPC Classes  ?

• H01Q 1/38 - Structural form of radiating elements, e.g. cone, spiral, umbrella formed by a conductive layer on an insulating support

Abstract

The present invention provides an antenna, an antenna array, and an electronic device, and belongs to the technical field of communication. The antenna of the present disclosure comprises a first antenna unit and a second antenna unit; the first antenna unit comprises a first phase adjustment structure and a first radiation structure, and the second antenna unit comprises a second phase adjustment structure and a second radiation structure; a first feed end of the first phase adjustment structure is electrically connected to the first radiation structure, and a first feed end of the second phase adjustment structure is electrically connected to the second radiation structure; the feed direction from the first feed end of the first phase adjustment structure to the first radiation structure is a first direction, the feed direction from the first feed end of the second phase adjustment structure to the second radiation structure is a second direction, and the first direction is different from the second direction.

IPC Classes  ?

• H01Q 3/36 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elementsArrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture varying the phase by electrical means with variable phase-shifters
• H01Q 21/24 - Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction

Abstract

A texture recognition module and a display device, the texture recognition module includes a texture recognition substrate including a texture acquisition region and a peripheral region at least partially surrounding the texture acquisition region, and the texture recognition substrate includes a base substrate, multiple photosensitive sub-pixels, an optical module layer and a support layer, the multiple photosensitive sub-pixels are arranged on the base substrate and located in the texture acquisition region, each photosensitive sub-pixel includes a photosensitive element and for texture acquisition, the optical module layer is arranged on a side of the multiple photosensitive sub-pixels away from the base substrate and configured to adjust light transmission, and the support layer is arranged on a side of the optical module layer away from the base substrate and includes an acquisition opening which exposes the multiple photosensitive sub-pixels. The texture recognition module has a better stability.

IPC Classes  ?

• H01L 27/146 - Imager structures
• G06V 40/13 - Sensors therefor
• H01L 23/552 - Protection against radiation, e.g. light

Abstract

Provided is an antenna. The antenna includes: a first antenna unit and a second antenna unit, wherein the first antenna unit includes a first phase-tuning structure and a first radiation structure, and the second antenna unit includes a second phase-tuning structure and a second radiation structure; wherein a first feed terminal of the first phase-tuning structure is electrically connected to the first radiation structure, and a first feed terminal of the second phase-tuning structure is electrically connected to the second radiation structure; and a feed direction of the first feed terminal of the first phase-tuning structure to the first radiation structure is a first direction, and a feed direction of the first feed terminal of the second phase-tuning structure to the second radiation structure is a second direction, the first direction being different from the second direction.

IPC Classes  ?

• H01Q 9/04 - Resonant antennas
• H01Q 9/28 - Conical, cylindrical, cage, strip, gauze or like elements having an extended radiating surface Elements comprising two conical surfaces having collinear axes and adjacent apices and fed by two-conductor transmission lines

Abstract

A filter, an integrated passive device and an electronic device are disclosed. The filter includes a first port, a second port, a first band-pass filter circuit, a second band-pass filter circuit, and a third band-pass filter circuit; the first band-pass filter circuit is configured to input a first signal with a frequency between a first frequency and a second frequency in an initial signal input from the first port to the second band-pass filter circuit; the second band-pass filter circuit is configured to receive the first signal, and input a second signal with a frequency between a third frequency and a fourth frequency in the first signal to third band-pass filter circuit; the third band-pass filter circuit is configured to receive the second signal, and input a third signal with a frequency between a fifth frequency and a sixth frequency in the second signal to the second port.

IPC Classes  ?

• H03H 7/01 - Frequency selective two-port networks

Abstract

The present disclosure provides a phase shifter and an antenna, belonging to the technical field of communications. The phase shifter of the present disclosure comprises a first dielectric substrate and a second dielectric substrate that are oppositely disposed, an adjustable dielectric layer disposed between the first dielectric substrate and the second dielectric substrate, a first electrode layer disposed at a side of the first dielectric substrate close to the adjustable dielectric layer, a second electrode layer disposed at a side of the second dielectric substrate close to the adjustable dielectric layer, and a third electrode layer located at a side of the first dielectric substrate distant from the adjustable dielectric layer. One of the first electrode layer and the second electrode layer comprises a signal electrode used to transmit an electromagnetic wave; the third electrode layer is provided with a first opening, and an orthographic projection of the first opening and an orthographic projection of the signal electrode onto the first dielectric substrate partially overlap.

IPC Classes  ?

• H01P 1/18 - Phase-shifters

Abstract

The present disclosure relates to the technical field of communications, and provides an antenna, an antenna array, and an electronic device. The antenna of the present disclosure comprises a first phase adjustment structure, a second phase adjustment structure, a first feed line, a second feed line, and a first radiating structure; the first phase adjustment structure comprises a first transmission line and a second transmission line, and the second phase adjustment structure comprises a third transmission line and a fourth transmission line; the first feed line and the second feed line are each provided with a first end and a second end; the first end of the first feed line is electrically connected to the first transmission line, and the second end of the first feed line is electrically connected to the second transmission line; the first end of the second feed line is electrically connected to the third transmission line, and the second end of the second feed line is electrically connected to the fourth transmission line; the first feed line and the second feed line are both electrically connected to the first radiating structure, and the feed directions of the first feed line and the second feed line are different.

IPC Classes  ?

• H01Q 3/26 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elementsArrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture
• H01Q 1/50 - Structural association of antennas with earthing switches, lead-in devices or lightning protectors

Abstract

Provided is a dual-polarized antenna. The dual-polarized antenna includes: a radiation structure, a first feeder, a second feeder, a first phase-shifting structure, a second phase-shifting structure, and a third phase-shifting structure, wherein the first phase-shifting structure is electrically connected to the radiation structure via the first feeder, the second phase-shifting structure is electrically connected to the radiation structure via the second feeder, and a feed direction of the first feeder is different from a feed direction of the second feeder; and the first phase-shifting structure and the second phase-shifting structure both are electrically connected to the third phase-shifting structure and both are disposed on different layers with the third phase-shifting structure, and a maximum phase-shifting degree of the first phase-shifting structure and a maximum phase-shifting degree of the second phase-shifting structure both are less than a maximum phase-shifting degree of the third phase-shifting structure.

IPC Classes  ?

• H01Q 9/04 - Resonant antennas
• H01P 1/18 - Phase-shifters

Abstract

The present disclosure provides a dual-polarized antenna and an electronic device, and belongs to the technical field of communication. The dual-polarized antenna of the present disclosure comprises: a radiating structure, a first feeder line, a second feeder line, a first phase shifting structure, a second phase shifting structure, and a third phase shifting structure; the first phase shifting structure is electrically connected to the radiating structure via the first feeder line, the second phase shifting structure is electrically connected to the radiating structure via the second feeder line, and the feeding directions of the first feeder line and the second feeder line are different; wherein the first phase shifting structure and the second phase shifting structure are each additionally electrically connected to the third phase shifting structure; the first phase shifting structure and the second phase shifting structure are each located on different layers from the third phase shifting structure, and the maximum phase shift of each of the first and second phase shifting structures is smaller than the maximum phase shift of the third phase shifting structure.

IPC Classes  ?

• H01Q 1/38 - Structural form of radiating elements, e.g. cone, spiral, umbrella formed by a conductive layer on an insulating support
• H01P 1/185 - Phase-shifters using a diode or a gas filled discharge tube

Abstract

Disclosed are a detection substrate and a detection apparatus. The detection substrate includes: a base substrate; a plurality of pixel drive circuits; a first insulating layer, where the first insulating layer includes a plurality of first through holes; and a plurality of photosensitive devices, where each photosensitive device includes a first electrode, a photoelectric conversion layer and a second electrode, which are arranged in a stacked manner, the first electrode includes a body portion for carrying the photoelectric conversion layer, and a protruding portion, which extends from the body portion to cover the first through hole, the protruding portion is electrically connected to the pixel drive circuit by means of the first through hole, and an orthographic projection of the photoelectric conversion layer on the base substrate and an orthographic projection of the first through hole on the base substrate are provided side by side.

IPC Classes  ?

• H10F 39/00 - Integrated devices, or assemblies of multiple devices, comprising at least one element covered by group , e.g. radiation detectors comprising photodiode arrays

Abstract

The present disclosure belongs to the technical field of communications. Provided are an antenna and an electronic device. The antenna of the present disclosure comprises a first substrate and a second substrate. The first substrate comprises a first dielectric substrate, a first reference electrode layer, a first radiation part and a feeder group, wherein the first dielectric substrate comprises a main substrate and a side substrate; and the feeder group comprises at least one feeder, one feeder in each feeder group being electrically connected to one first radiation part, and different feeders being electrically connected to different first radiation parts. The second substrate comprises a second dielectric substrate, a second reference electrode layer and a feed structure, wherein the feed structure is arranged corresponding to the feeder group; and for the feed structure and the feeder group which are arranged corresponding to each other, one first feed port in the feed structure is electrically connected to one feeder in the feeder group through a first connection via hole, the first connection via hole penetrating at least the side substrate, the second reference electrode layer and the second dielectric substrate.

IPC Classes  ?

• H01Q 1/38 - Structural form of radiating elements, e.g. cone, spiral, umbrella formed by a conductive layer on an insulating support

Abstract

A flat panel detector and a detecting apparatus. The flat panel detector includes a base substrate, and scanning lines, data lines, signal lines and detecting units in an array on the base substrate; each detecting units includes a switch sub-circuit and a photosensitive device; control terminals of switch sub-circuits in detecting units in a same row are connected with a same scanning line; first terminals of switch sub-circuits in detecting units in a same column are connected with a same data line; in each detecting unit, a second terminal of the switch sub-circuit is connected with a first terminal of the photosensitive device; second terminals of photosensitive devices of the detecting units in the same column are connected with a same bias signal line, the bias signal lines are divided into groups, the bias signal lines in different groups are mutually insulated and connected with different driving chips.

IPC Classes  ?

• G01T 1/20 - Measuring radiation intensity with scintillation detectors

Abstract

A liquid crystal antenna is provided. The liquid crystal antenna includes a liquid crystal layer, a first substrate, a second substrate, a first connection portion and a second connection portion. The first substrate and the second substrate are located on both sides of the liquid crystal layer in a first direction. The first substrate includes a plurality of first control lines, and the second substrate includes a plurality of second control lines. The first connection portion and the second connection portion are located on the same side edge of the liquid crystal antenna and are staggered in the first direction. The first connection portion is electrically connected to the plurality of first control lines, and the second connection portion is electrically connected to the plurality of second control lines.

IPC Classes  ?

• H01Q 21/00 - Antenna arrays or systems
• H01Q 21/06 - Arrays of individually energised antenna units similarly polarised and spaced apart

Abstract

A liquid crystal antenna, comprising a liquid crystal layer, a first substrate, a second substrate, a first connecting part and a second connecting part, the first substrate and the second substrate being located on two sides of the liquid crystal layer in the first direction respectively. The first substrate comprises a plurality of first control lines, and the second substrate comprises a plurality of second control lines. The first connecting part and the second connecting part are located on the same side edge of the liquid crystal antenna and are offset with respect to each other in the first direction. The first connecting part is electrically connected to the plurality of first control lines, and the second connecting part is electrically connected to the plurality of second control lines.

IPC Classes  ?

• H01Q 1/50 - Structural association of antennas with earthing switches, lead-in devices or lightning protectors
• G02F 1/133 - Constructional arrangementsOperation of liquid crystal cellsCircuit arrangements

Abstract

Disclosed are an active pixel image sensor and a display device. The active pixel image sensor includes: a base substrate; a photoelectric conversion structure arranged on the base substrate; multiple gate signal lines and multiple data signal lines crossed in an insulating manner, the multiple gate signal lines and the multiple data signal lines being configured to provide electrical signals to the photoelectric conversion structure; and a bias voltage layer, arranged on the photoelectric conversion structure and electrically connected with the photoelectric conversion structure, the bias voltage layer being configured to provide a bias voltage to the photoelectric conversion structure; the bias voltage layer includes at least one first hollow structure; and an orthographic projection of the first hollow structure on the base substrate and an orthographic projection of at least one of the gate signal lines and the data signal lines on the base substrate overlap each other.

IPC Classes  ?

• H01L 27/146 - Imager structures

Abstract

A detection system applied to detection of microfluidic chips, includes: a detection chip including a base substrate, an electrode layer and a microfluidic channel layer for accommodating a sample solution having magnetic beads, the base substrate is provided with a bearing surface, the electrode layer is on the bearing surface, the microfluidic channel layer is on the side of the electrode layer away from the base substrate, the electrode layer includes electrodes including at least one strong magnetic electrode and driving electrodes; a magnetic field device being on the side of the base substrate away from the electrode layer, and having a strong magnetic region corresponding one to one to the strong magnetic electrode; a driving mechanism being connected to the magnetic field device, and driving the magnetic field device to approach or move away from the detection chip in a direction that is perpendicular to the bearing surface.

IPC Classes  ?

• B01L 3/00 - Containers or dishes for laboratory use, e.g. laboratory glasswareDroppers

Abstract

An air pressure sensor and a manufacturing method therefor, and an electronic device. The air pressure sensor comprises a base substrate (10) and a first capacitor (C1) provided on one side of the base substrate (10). The first capacitor (C1) comprises: a first bottom electrode (11), arranged close to the base substrate (10); a first insulating layer (12), provided on the side of the first bottom electrode (11) facing away from the base substrate (10); and a first top electrode (13), provided on the side of the first insulating layer (12) facing away from the base substrate (10). The first top electrode (13) is provided with a first opening (H1), and the first opening (H1) is used for exposing the first insulating layer (12) at a corresponding position. The first insulating layer (12) can change its own dielectric constant in environments with different humidities so as to change the capacitance value of the first capacitor (C1). The air pressure sensor has an air pressure testing function and a humidity testing function, thereby achieving the integration of a MEMS hygrometer and a barometer, achieving the integration and miniaturization of the sensor, reducing manufacturing process and packaging process steps, and saving costs, and the air pressure sensor can be used for environmental pressure and humidity monitoring in different scenes.

IPC Classes  ?

• G01N 27/22 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance

Abstract

A pattern recognition module and a pattern recognition apparatus. The pattern recognition module includes a pattern recognition substrate, and the pattern recognition substrate includes a pattern recognition area and a non-pattern recognition area located on at least one side of the pattern recognition area; and an anti-static layer, located on the pattern recognition substrate, and an orthographic projection of the anti-static layer on the pattern recognition substrate completely covers the pattern recognition area, extends to the non-pattern recognition area, and overlaps the non-pattern recognition area.

IPC Classes  ?

• G06V 40/13 - Sensors therefor

Abstract

An antenna and an electronic device are provided, and belong to the field of communication technology. The antenna includes: a first dielectric substrate, at least one sub-array and at least one first feed structure. Each sub-array includes at least one first radiation portion, at least one phase shifter, at least one second feed structure and a reference electrode layer. Each transmission component includes a first transmission structure and a second transmission structure; the at least one first radiation portion and the at least one second feed structure are on a side of the first dielectric substrate away from the at least one transmission component. The reference electrode layer is on the first dielectric substrate. Each first feed structure includes a first feed port and at least one second feed port; each second feed structure includes a third feed port and at least one fourth feed port.

IPC Classes  ?

• H01Q 3/36 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elementsArrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture varying the phase by electrical means with variable phase-shifters
• H01P 1/18 - Phase-shifters
• H01Q 1/38 - Structural form of radiating elements, e.g. cone, spiral, umbrella formed by a conductive layer on an insulating support
• H01Q 21/00 - Antenna arrays or systems
• H01Q 21/06 - Arrays of individually energised antenna units similarly polarised and spaced apart