Provided in the present invention is a low-frequency radiation unit for suppressing inter-frequency scattering. The low-frequency radiation unit comprises a dielectric substrate, a radiator, a coupled feeding structure and a Balun feeding structure, wherein the coupled feeding structure comprises four symmetrically distributed coupled feeding units, each coupled feeding unit comprises a substrate, two sides of the substrate respectively extend outwards to form closed loop groups, a gap is formed between the two closed loop groups of each coupled feeding unit, and each closed loop group comprises at least two closed loops; the radiator comprises four radiation arms, and the four radiation arms are symmetrically arranged in the four gaps between the closed loop groups, respectively; and the Balun feeding structure is arranged below the dielectric substrate, the bottom end of the Balun feeding structure being connected to a micro-strip adapter line, and the top end of the Balun feeding structure is connected to the coupled feeding structure. Correspondingly, further provided in the present invention is a base station antenna. In this way, by means of the present invention, a radar cross section value of the low-frequency radiation unit at a high frequency band can be reduced, and influence of the low-frequency radiation unit on a high-frequency directional diagram can be suppressed, thereby improving the high-frequency directional diagram.
SHENZHEN MOBI NETWORK COMMUNICATION CO., LTD. (China)
Inventor
Zheng, Chaojian
Zou, Shuang
Cui, Yiyang
Kong, Weitong
Tian, Guangzhong
Abstract
The present invention provides a mobile phone signal enhancer having a WiFi routing function, comprising a signal enhancer unit for enhancing a mobile phone signal and a WiFi unit for providing a WiFi routing function, wherein the signal enhancer unit comprises a signal enhancer host, an outdoor receiving antenna, and an indoor coverage antenna, the outdoor receiving antenna is connected to an input end of the signal enhancer host, the indoor coverage antenna is connected to an output end of the signal enhancer host, and the WiFi unit is provided in the signal enhancer host. In this case, according to the present invention, the functions of the mobile phone signal enhancer and a WiFi router are integrated into a signal enhancer host, so that the call and the Internet access quality of a user can be improved, and a WiFi Internet access function requirement of a communication terminal can be met at the same time.
The present invention provides a device for displaying a downtilt angle of an electrical antenna, comprising a housing and a drive gear shaft, a variable ratio gear shaft, a scale ring driving shaft and a scale ring which are provided in the housing. When a phase shifter works, the screw rotates; the screw drives, by means of a connecting piece, the drive gear shaft to rotate; by means of the first reversing gear and the second reversing gear which are engaged with each other, the drive gear shaft drives the variable ratio gear shaft to rotate; by means of the first variable ratio gear and the second variable ratio gear which are engaged with each other, the variable ratio gear shaft drives the scale ring driving shaft to rotate; the scale ring driving shaft drives, by means of the protrusions and the holes, the scale ring to rotate; and the scale ring displays a change in a scale value of the downdip angle in the transparent window by rotating. The present invention also provides an electrical antenna. Therefore, the present invention is small in size, simple in structure, easy in reading, and can improve the display accuracy of a downtilt angle.
H01Q 3/32 - 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 mechanical means
Embodiments of the present invention are applicable to the technical field of mobile communication base station antennas, and comprise a shaft selection module, a transmission module, a shaft selection driving shaft and a stroke driving shaft. The shaft selection module comprises a rack, a synchronizing gear and a timing belt, wherein the synchronizing gear is mounted on the rack, and the stroke driving shaft is in transmission connection with the synchronizing gear by means of the timing belt. The transmission module comprises a plurality of transmission assemblies arranged in a row; each transmission assembly comprises a transmission screw, a transmission gear and a transmission nut; the transmission gear is arranged at the tail end of the transmission screw; the transmission nut is screwed onto the transmission screw; a phase shifter is connected to the transmission nut; and the shaft selection driving shaft drives the rack to move so as to drive the synchronizing gear to mesh with the transmission gear of any transmission assembly. The present invention does not affect other shafts in the shaft selection process, and can reduce the size of the antenna transmission apparatus, simplify the structure, and reduce costs.
H01Q 3/32 - 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 mechanical means
The present invention provides a phase balancer, comprising a main circuit and a plurality of branch circuits. The plurality of branch circuits are connected in parallel to the main circuit, the tail ends of the plurality of branch circuits are short circuits and/or open circuits, and the two ends of the main circuit are respectively set as an input port and an output port of the phase balancer. After entering from the input port, a signal successively arrives at the tail ends of the branch circuits one by one through the main circuit to form a reflection signal at the tail end of each branch circuit, the signal returns to the main circuit along the branch circuits and continues to advance along the main circuit, and the signal finally arrives at the output port after multi-path superposition. The present invention further provides a base station antenna comprising the phase balancer. Therefore, the present invention can change the phase slope and achieve phase balance, thereby improving the radiation performance of the base station antenna.
H01Q 3/30 - 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
The present invention provides a phase shifter, comprising: at least two phase-shifting assemblies, wherein each phase-shifting assembly comprises a substrate, a phase-shifting board, a main feed line, and a branch feed line; the phase-shifting board, the main feed line, and the branch feed line are all disposed on the substrate; one main feed port is correspondingly arranged on the main feed line; the branch feed line comprises at least one arc-shaped line, two ends of the arc-shaped line are respectively correspondingly provided with one branch feed port, and the at least one arc-shaped line and the branch feed port at one end or two ends of the arc-shaped line are provided with a phase balancing board line therebetween; and a fixing assembly, wherein the at least two phase-shifting assemblies are separately fixed onto the fixing assembly. The present invention also provides a base station antenna. In the foregoing manner, the phase shifter in the present invention integrally designs a phase balancing board line with a conventional phase shifter feed network, which not only facilitates overall phase balancing and structural stability, but also occupies a small space and has a more flexible phase configuration.
H01Q 1/50 - Structural association of antennas with earthing switches, lead-in devices or lightning protectors
H01Q 3/30 - 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
The present invention relates to an integrated base station antenna, comprising a reflecting plate, an antenna array, and a phase shifter assembly. A box body is integrally formed on the back surface of the reflecting plate, and a cavity is formed between the box body and the reflecting plate; the antenna array is disposed on the front surface of the reflecting plate; the antenna array comprises at least one radiation unit array arranged in the length direction of the reflecting plate, and each radiation unit array comprises at least one radiation unit; the phase shifter assembly is disposed in the cavity and comprises a feed network electrically connected to the radiation units. According to the integrated base station antenna of embodiments of the present invention, the radiation units are assembled and fixed on the front surface of the reflecting plate in a snap-fit manner, and at the same time, cable-free electrical connection between the radiation units and the phase shifter assembly in the cavity of the back surface of the reflecting plate is achieved. The integrated base station antenna is simple in structure, convenient and quick to assemble, and easy to implement automatic production; moreover, the loss caused by cable transition is avoided, and the antenna gain is increased.
H01Q 1/38 - Structural form of radiating elements, e.g. cone, spiral, umbrella formed by a conductive layer on an insulating support
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 19/10 - 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 reflecting surfaces
8.
INTEGRATED AIR MEDIUM RADIATION UNIT AND ANTENNA BASE STATION
The present invention provides an integrated air medium radiation unit, comprising: an integrated radiation and feed unit comprising at least one lower radiation sheet and a feed line, wherein the lower radiation sheet is electrically connected to the feed line, and the lower radiation sheet is provided with at least one first clamping hole; and an insulating support plate provided with a radiation support area corresponding to each lower radiation sheet. Each radiation support area is provided with at least one support column and a plurality of first vent holes, and the support column penetrates through the first clamping hole to fix the lower radiation sheet. A radiation support area is provided on the insulating support plate by corresponding to the feed line. The feed support area comprises a plurality of supports and a plurality of second vent holes which are arranged in a crossed mode. The radiation support area, the feed support area and air serve as a medium of the integrated radiation and feed unit. In this way, the present invention can realize integration, low cost, high quality and high gain.
The present invention provides a low frequency radiation unit, comprising a first circuit board, a second circuit board, and a bottom board. The first circuit board comprises a first horizontal board and a first vertical board; the second circuit board comprises a second horizontal board and a second vertical board; the first vertical board and the second vertical board are cross-fitted to each other to form an X-shaped structure, and the lower ends of the first vertical board and the second vertical board are fixed on the bottom board; the first horizontal board and the second horizontal board are respectively provided with two left-right symmetrical radiation arms to form a dual-polarized radiation unit, each of the radiation arms comprises multiple horizontally arranged broadband line segments, and two adjacent broadband line segments are connected to each other by means of one bent thin band line segment; the first vertical board and the second vertical board are respectively provided with a feed balun, the lower ends of the feed baluns being electrically connected to the bottom board, and the upper ends of the feed baluns being electrically connected to the radiation arms. Thus, the low frequency radiation unit of the present invention has a filter function, and influence of the low frequency radiation unit on high frequency radiation performance can be effectively reduced when high and low frequency antennas are nested and arrayed, such that an antenna can be multi-frequency and miniaturized.
The present invention provides a low-frequency radiation unit, comprising a dielectric substrate, a radiator, and a feed balun. The radiator comprises two sets of dipoles that are orthogonally distributed on the dielectric substrate. Each set of dipole comprises radiation arms having circular main bodies. The inner side of each radiation arm is provided with a plurality of open stubs. Each open stub comprises a first line segment and a second line segment connected to each other in bending fashion; an outer end of the first line segment is connected to the radiation arm; an outer end of the second line segment is open; and the second line segment is parallel to the inner side of the radiation arm. The feed balun is an orthogonal structure; the lower end of the feed balun is connected to a reflecting plate; and the upper end of the feed balun is connected to the radiator. The present invention also provides a base station antenna having the low-frequency radiation unit. Thus, the low-frequency radiation unit of the present invention has a filtering function, can effectively reduce the effect of a low-frequency radiation unit on high-frequency radiation performance when high-frequency and low-frequency antennas are nested in an array, and can implement the miniaturization of an antenna.
Disclosed in the present application are an antenna and a decoupling element thereof. The decoupling element (100) comprises a main body (110) and at least one branch (120), the branch (120) comprises a connection segment (121) and an extension segment (122) which are connected with each other, the connection segment (121) and the main body (110) are in perpendicular connection, and the extension segment (122) is arranged parallel to the main body (110). In a low-frequency electromagnetic field of a corresponding antenna (200), the main body (110) of the decoupling element (100) can generate an electric mirror, thereby improving the isolation between two radiation units operating at a low working frequency band. Under the excitation of a high-frequency electromagnetic field of the corresponding antenna (200), currents of the branch (120) and the main body (110) of the decoupling element are reverse, high-frequency scattering of the whole decoupling element (100) cancels out each other, and the influence on the radiation performance of radiation units operating in a high-frequency band is greatly reduced. The antenna (200) uses the decoupling element (100) having the frequency-selection characteristic, facilitating the improvement on the radiation performance of the antenna (200) and reduction on antenna size.
The present invention provides a low-frequency radiation unit, comprising a radiator, a feed balun and a bottom plate. The radiator comprises two pairs of orthogonally distributed annular radiation arms, each annular radiation arm is divided into a plurality of wide line segments, and every two adjacent wide line segments are connected by means of a bent line; and the feed balun is of an orthogonal structure, the top of the feed balun is connected to the radiator, and the bottom of the feed balun is connected to the bottom plate. The present invention further provides a base station antenna comprising the low-frequency radiation unit. Therefore, the low-frequency radiation unit of the present invention has a space decoupling function, the influence of a low-frequency radiation unit on the high-frequency radiation performance can be effectively reduced when a high-frequency antenna and a low-frequency antenna are nested and arrayed, and the miniaturization of an antenna size can be achieved.
The present invention provides a low-frequency radiation unit, comprising a dielectric substrate, a radiator and a feeding balun, the radiator containing two orthogonally distributed dipoles, radiation arms of the two dipoles being respectively formed by a vertical line and a horizontal line and forming a cross-shaped line together, tail ends of the vertical line and the horizontal line being connected by means of a circular arc line, and a plurality of bent lines being provided in the middle of the circular arc line; and the feeding balun being of an orthogonal structure, the bottom of the feeding balun being connected to a feeding network, and the top of the feeding balun being connected to the radiator. The present invention also provides a base station antenna, which is formed by a plurality of low-frequency radiation units nested into the middle of a plurality of high-frequency radiation units. Thus, the low-frequency radiation unit of the present invention has a filtering function, can effectively reduce the effect of the low-frequency radiation unit on the high-frequency radiation performance when a high-frequency antenna and a low-frequency antenna are nested in an array, and can implement miniaturization of the antenna.
The present invention provides a multi-beam antenna, comprising a reflection plate and an antenna array provided on the reflection plate. The antenna array is formed by mixing and arraying multiple types of subarrays, and each of the subarrays is formed by uniformly arraying multiple radiation units; the types, the number and/or gaps of the radiation units in the different types of subarrays are different. In view of this, the present invention can overcome the defect that the radiation units are dislocated horizontally, that is, the problems that due to the fact that a three-dimensional directional diagram of the radiation unit has a phase difference in space, a vertical plane downward inclination angle accuracy and a sidelobe of an antenna are poor, and related neighboring cell interference and coverage hole are increased are solved; moreover, it is possible to have the advantage of dislocation in the horizontal direction of the radiation unit, that is, the sidelobe of the horizontal plane is lower to control the neighboring cell interference between the beams in the near distance range.
The present invention provides a low-profile radiation unit, comprising a dielectric substrate, a radiator and a feeding balun, the radiator comprising two orthogonally distributed dipoles which are respectively provided in ±45°C directions of the dielectric substrate; and the feeding balun being of an orthogonal structure, the bottom of the feeding baluns being connected to a feeding network, and the top of the feeding baluns being connected to the radiator, and being used for feeding each of the dipoles by means of a feeding probe in a coupling manner. The present invention further provides a small base station antenna containing the low-profile radiation unit. In this way, the present invention can achieve a design of wide-frequency band and low-profile of the radiation unit while ensuring antenna performance, thereby achieving the purpose of miniaturizing the antenna.
Provided are an integrated phase shifter and an electrically regulated antenna. The integrated phase shifter comprises: a first phase shifter, a second phase shifter and a plurality of combiners, wherein the first phase shifter comprises a plurality of branch feeding ports; the second phase shifter comprises a plurality of branch feeding ports; each of the branch feeding ports is at most connected to one combiner; each of the combiners comprises a first input port and a second input port; the first input port of each of the combiners is electrically connected to one branch feeding port in the first phase shifter by means of a connection line; and the second input port of each of the combiners is electrically connected to one branch feeding port in the second phase shifter by means of a connection line. In the integrated phase shifter, a combiner is electrically connected to a phase shifter by means of a connection line, such that two phase shifters and the combiner can be integrated into a whole without the need for cable connection therebetween, so as to reduce the number of cables, avoid complicated cable wiring and realize the effect of a simple layout, thereby reducing the production cost and improving the production efficiency.
The present disclosure provides an antenna unit and an array antenna communication device, relating to the technical field of smart antennas. The antenna unit comprises at least one antenna array element and a reflector. The antenna array element is arranged on the reflector according to a pre-configured arrangement so as to form an antenna array. The antenna array element comprises a microstrip antenna and a guide piece. A feed circuit is provided on the reflector. The microstrip antenna is arranged on the reflector, and is connected to a feed network formed by the feed circuit. A ground wire is provided on any one edge of the microstrip antenna. The guide piece is arranged opposite the microstrip antenna. In the antenna unit and the array antenna communication device provided by the present disclosure, the guide piece is arranged opposite the microstrip antenna so as to optimize the standing wave and isolation of the antenna unit. The ground wire provided on any one edge of the microstrip antenna also serves as a decoupling wire of the antenna array element, thereby further improving the isolation of the antenna array, and facilitating design and use of the antenna array.
H01Q 19/10 - 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 reflecting surfaces
H01Q 1/22 - SupportsMounting means by structural association with other equipment or articles
H01Q 1/36 - Structural form of radiating elements, e.g. cone, spiral, umbrella
The present invention provides a multi-beam antenna, comprising an antenna array, a first feed network, and a second feed network. The antenna array is formed by mixing and arraying multiple first subarrays and multiple second subarrays; the first subarray is fed by the first feed network or the second feed network; the second subarray is fed by the second feed network or the first feed network; the first feed network comprises a first phase shift network, a phase balance circuit, and a first subarray feed network which are electrically connected in sequence; the second feed network comprises a second phase shift network and a second subarray feed network which are electrically connected in sequence. In this way, according to the present invention, the span of a horizontal wave width of a single beam can be converged within a reasonable range, thereby improving the coverage quality of the multi-beam antenna.
H01Q 21/06 - Arrays of individually energised antenna units similarly polarised and spaced apart
H01Q 23/00 - Antennas with active circuits or circuit elements integrated within them or attached to them
H01Q 3/28 - 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 amplitude
H01Q 3/30 - 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
Disclosed in the present application are a phase shifting apparatus and an antenna. The phase shifting apparatus comprises a phase shifter (1) and a driving assembly (2); the phase shifter (1) comprises a phase shifting substrate (12) and a phase shifting sheet module (13), the phase shifting substrate (12) is provided with an arc-shaped feeding circuit (121), the phase shifting sheet module (13) is provided with a pivoting end which is rotatably connected to the phase shifting substrate (12) and a free end which is opposite the pivoting end, the free end is provided with a coupling circuit (1321) corresponding to the arc-shaped feeding circuit (121), and the coupling circuit (1321) moves along the arc-shaped feeding circuit (121) and is in coupling connection with the arc-shaped feeding circuit (121) when the phase shifting sheet module (13) rotates around a pivot axis of the pivoting end; the driving assembly (2) comprises a driving rod (21) which is rotatably arranged at one side of the phase shifter (1) and a transmission member (22) which matches the driving rod (21); and the transmission member (22) moves along the driving rod (21), along with the rotation of the driving rod (21), to drive the phase shifting sheet module (13) to rotate relative to the phase shifting substrate (12) around the pivot axis thereof. According to the phase shifting apparatus and the antenna provided by the present application, the driving assembly (2) can drive the phase shifting sheet module (13) to rotate around the pivot axis thereof to realize a phase shifting operation, such that the electrical downtilt of the antenna can be adjusted, and the amount of space occupied can be effectively saved on.
H01Q 3/32 - 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 mechanical means
The present invention relates to the technical field of smart antennas. Provided are an antenna system and a communication device. The antenna system comprises a reflecting plate, and at least one high-frequency radiation unit and at least one low-frequency radiation unit provided on the reflecting plate, wherein the at least one high-frequency radiation unit and the at least one low-frequency radiation unit are arranged on the reflecting plate in a preset arrangement manner; and a hole is formed in a position, corresponding to the high-frequency radiation unit, on the reflecting plate for isolating the high-frequency radiation unit. The antenna system and the communication device provided by the present invention can effectively isolate and filter the high-frequency radiation unit by forming the hole in the position corresponding to the high-frequency radiation unit, thereby reducing the influence of the high-frequency radiation unit on a radiation pattern of the low-frequency radiation unit, thus promoting the overall performance of the antenna system.
The present invention provides a patch antenna, at least comprising a feed structure, a support member and a near-field coupling sheet; the support member is fixed on the feed structure; the near-field coupling sheet is fixed on the support member; and at least one pair of symmetrical recesses are provided at an edge of the near-field coupling sheet. The present invention further provides an antenna array having at least one of the patch antennas. Hereby, the present invention can significantly increase the degree of isolation between antennas, improve S parameters of the patch antenna in the array, and do not affect directional diagram indexes.
Provided are a downward inclination angle adjusting apparatus for an antenna and the antenna, comprising a transmission module and a motor module which are detachably connected to each other. The transmission module comprises a fixing structure, a shifting assembly, and multiple transmission assemblies. The shifting assembly comprises a driving gear, a driven gear, a shifting gear disc, and a shifting gear shaft; each transmission assembly comprises a transmission gear, a transmission screw rod, a transmission nut, and a transfer gear. When rotating, the shifting gear shaft drives the shifting gear disc to perform a circular motion, and further drives the driven gear on the shifting gear disc to perform a planetary motion, so that the driven gear is selectively engaged with one of the transfer gears; when rotating, the driving gear sequentially drives the driven gear, the transfer gear, the transmission gear, and the corresponding transmission screw rod, which are engaged with each other, to rotate, so that the corresponding transmission nut performs a straight line motion along the transmission screw rod for electronic speed control. Thus, mounting and detachment of the downward inclination angle adjusting apparatus of the present application are fast, and the volume of the antenna can be reduced, thereby facilitating the antenna layout and reducing the manufacturing cost.
H01Q 3/32 - 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 mechanical means
23.
MULTI-FREQUENCY ULTRA-WIDEBAND OSCILLATOR AND ANTENNA
The present invention provides a multi-frequency ultra-wideband oscillator and an antenna. The multi-frequency ultra-wideband oscillator comprises a low-frequency oscillator, a reflective plate, a first high-frequency oscillator, and two coupling feed sheets; wherein the low-frequency oscillator comprises a plurality of radiation arms, a plurality of support arms, and a base; the tops of the support arms are connected to the radiation arms, and the bottoms of the support arms are connected to the base; the radiation arms, the support arms, and the base jointly form a mounting cavity; two sides of each radiation arm are respectively provided with vertically downward bending parts; the reflective plate is fixed on the base; the first high-frequency oscillator is nested in the mounting cavity of the low-frequency oscillator, and the first high-frequency oscillator is fixed on the reflective plate; the two coupling feed sheets are orthogonally connected and are provided between the reflective plate and the base. In this way, the multi-frequency ultra-wideband oscillator of the present invention has, in a radiation direction, the effects of high front-to-back ratio, high cross polarization ratio, high isolation, and ultra-wideband.
Provided are a low-frequency antenna assembly with a wave-transparent function, and a dual-polarized antenna. The low-frequency antenna assembly comprises a dielectric substrate, a radiator circuit and a feed component, wherein an annular radiator single arm in the radiator circuit is arranged in a segmented manner, and segmented metal bodies present a low scattering characteristic regarding a high-frequency electromagnetic wave, such that the influence thereof on a high-frequency radiation performance can be effectively reduced; and in order to ensure the normal working of the low-frequency antenna assembly, a short-circuit coaxial line is provided to sequentially connect the metal bodies, thereby having a low-pass high-resistance function and realizing a low-frequency performance.
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
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
The present invention provides a plastic vibrator unit, comprising a plastic base layer and a plurality of plastic vibrators provided on the plastic base layer. A first air microstrip circuit is attached to the plastic base layer; an upper air patch is provided above each plastic vibrator; each upper air patch is provided with a first window formed by a second air microstrip circuit; a lower air patch is provided below each plastic vibrator; and each lower air patch is provided with a second window formed by a third air microstrip circuit. The present invention also provides an antenna comprising the plastic vibrator unit. Thus, the present invention not only has the advantages of high precision, high performance, low weight, and low cost, but also can achieve low profile and miniaturization.
Provided in the present invention is a plastic oscillator unit, comprising a plastic module and a patch module that are connected to each other. The plastic module comprises a first plastic substrate, and the first plastic substrate is provided with a plurality of plastic oscillators, air microstrip circuits, and power division networks. The patch module comprises a second plastic substrate, the second plastic substrate is provided with a plurality of air patches, the air patches and the air microstrip circuits are connected to each other, and the plurality of air patches are respectively provided on the plurality of plastic oscillators. Further provided in the present invention is an antenna that comprises the plastic oscillator unit. The oscillators of the present invention are made of a plastic material. Therefore, the oscillators have the advantages of being highly precise, lightweight and low-cost, and may thus better meet development requirements for 5G antennas.
Disclosed is a base station antenna working parameter measurement module installation clamp, comprising: a first clamp assembly (11), one end of which is slidably and telescopically assembled with a second clamp assembly (12), and the other end of which is fixedly provided with a first clamping plate (112); the second clamp assembly (12), one end of which is fixedly provided with a second clamping plate (123) cooperating with the first clamping plate so as to clamp an antenna upper end cover (21); and a support plate assembly fixedly mounted on the upper end surface of the first clamp assembly and/or the second clamp assembly so as to support and fix a working parameter measurement module (10) of an antenna. The installation clamp is adapted to base station antennas of different sizes, has a compact structure, is easily installed, and is low cost and highly reliable.
The present invention is suitable for use in the technical field of communication devices, and provides a directional coupler for use in a multi-beam antenna feed network, comprising a first microstrip line structure, a second microstrip line structure, and a middle layer dielectric substrate, the first microstrip line structure, the middle layer dielectric substrate, and the second microstrip line structure being pressed and fixed together in sequence, a first coupling line of the first microstrip line structure being arranged at the top layer of the middle layer dielectric substrate, and a second coupling line of the second microstrip line structure being arranged at the bottom layer of the middle layer dielectric substrate. Thus, the present invention can implement 90 degree phase shift, reducing standing waves to achieve good transmission performance, and being well-suited to use in a multi-beam feed network.
H01P 5/18 - Conjugate devices, i.e. devices having at least one port decoupled from one other port consisting of two coupled guides, e.g. directional couplers
The present invention is applied to the technical field of communications. Provided is a 5G-antenna integrated network apparatus, comprising at least two PCBs, wherein both faces of each PCB are plated with copper, and the PCBs are successively connected in a stacked manner to form a multi-layer board; a calibration network line is arranged on an inner-layer board face of the multi-layer board, and a phase-shift network line is arranged on an outer-layer board face of the multi-layer board; and several plated through holes running through the multi-layer board are provided in the multi-layer board, and the plated through holes conduct and connect layer faces of the multi-layer board. Therefore, according to the present invention, an antenna port environment tends to be consistent, the precision is high, and the stability and consistency are better.
A ceramic dielectric filter, comprising at least one first resonance unit (100) and at least two second resonance units (200). One first tuning blind hole (101) and one second tuning blind hole (102) are formed in each first resonance unit (100) on a first hole-opening side surface, and one third tuning blind hole (201) is formed in each second resonance unit (200) on a second hole-opening side surface. The depth of the first tuning blind hole (101) and the depth of the second tuning blind hole (102) are greater than the depth of the third tuning blind hole (201). The working mode of the first resonance unit(s) (100) is a TE102 mode, and the working mode of the second resonance units (200) is a TE101 mode. Any one first resonance unit (100) at least capacitively couples with one second resonance unit (200), and at least inductively couples with one second resonance unit (200). The ceramic dielectric filter does not need to be provided with additional accessories or structural features to be able to implement capacitive coupling, the structure thereof is simple and easy to achieve, and the frequency selectivity is excellent.
The present solution is suitable for the technical field of base station antenna device, and provides an antenna reflector. The antenna reflector of the present solution comprises multiple split bodies, an inner connecting ring and an outer connecting ring, wherein the multiple split bodies are spliced into a parabolic reflecting surface, each split body is provided with back ribs, and the back ribs of the multiple split bodies are arranged at intervals along the circumferential direction of the reflecting surface, the inner connecting ring is detachably connected with the multiple back ribs respectively, the outer connecting ring is arranged at the periphery of the inner connecting ring and is detachably connected with the multiple split bodies respectively; since the multiple split bodies are detachable, the multiple split bodies can be overlapped for packaging, which greatly reduces the packaging size, facilitates hoisting and transfer, and greatly saves transportation cost.
H01Q 19/12 - 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 reflecting surfaces wherein the surfaces are concave
H01Q 15/16 - Reflecting surfacesEquivalent structures curved in two dimensions, e.g. paraboloidal
33.
MOUNTING SUPPORT AND MOUNTING METHOD FOR ANTENNA REFLECTOR
The solution is applicable to the technical field of base station antenna assembly, and provides a mounting support and a mounting method for an antenna reflector. The mounting support of the solution comprises a first fixing plate, a second fixing plate, and two support plates. The first fixing plate and the second fixing plate are arranged in parallel and at an interval. Each support plate is detachably connected to the first fixing plate and the second fixing plate so as to form a trapezoidal mounting support. A first notch, a second notch, and a third notch for assisting in the assembly of an antenna reflector are provided at an interval on each support plate. The mounting process of an antenna reflector is simplified, and the mounting efficiency of the antenna reflector is improved. According to the mounting method for an antenna reflector of the solution, by using the mounting support to assist in the mounting of an antenna reflector, the mounting process of the antenna reflector is simplified, and the mounting efficiency of the antenna reflector is improved.
The technical solution is applicable to the technical field of radio, and provides a dual polarized radiating unit and a base station antenna. The dual polarized radiating unit comprises a folded dipole, a balun structure and two feed conductors. The folded dipole comprises four symmetrically disposed conductor rings which are arranged along the circumferential direction, and the symmetry axes of two adjacent conductor rings are perpendicularly arranged so as to form crossed symmetry axes. A first branch knot and a second branch knot extending to conductive centers of the symmetry axes are arranged on each conductor ring at the ends respectively facing the two adjacent conductor rings. The balun structure is provided with four intercommunicating pores running through from top to bottom, and any of the conductor rings has two connecting ends respectively connected to walls of two adjacent intercommunicating pores. The feed conductors are intersected with each other, one end of each feed conductor is inserted into one intercommunicating pore, and the other end is connected with the intercommunicating pore at an opposite angle. The dual polarized radiating unit provided by the present technical solution has a small volume and good radiation properties.
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
Disclosed is an antenna downtilt angle display device, comprising a reducing mechanism and a dial, wherein the reducing mechanism comprises a driving member and at least one driven gear meshing with each other; the dial is fixed on a surface of the driven gear; the driving member is connected to a transmission screw; and when rotating, the transmission screw drives a phase shifter to complete a linear motion, so as to adjust the antenna downtilt angle, and meanwhile, the transmission screw drives the driving member to rotate, the driving member drives the driven gear to rotate, the driven gear drives the dial to rotate, and the current scale of the dial corresponds to the current angle of the antenna downtilt angle. Further disclosed is an antenna comprising the antenna downtilt angle display device. According to the present invention, high precision display of the antenna downtilt angle is achieved by virtue of a method in which a linear motion is changed into a rotation motion, such that the occupied space is reduced, the product layout design is facilitated, and meanwhile, the risk of fractures and low-temperature freezing can be avoided.
H01Q 3/32 - 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 mechanical means
Provided in the present application are a radiating element, an antenna, and an antenna array, the radiating element being used for forming an antenna on a reflective plate, and comprising a balun base (1), at least two radiating arms (2), and a feed component (3), the radiating arms (2) being connected to the balun base (1), two of the radiating arms (2) amongst the at least two radiating arms (2) forming a pair of antenna polarisation half -wave vibrators, the feed component (3) being disposed inside the balun base (1), the distance from the end of the radiating arms (2) closest to the balun base (1) to the radiating plate being set as dh1, the distance from the end of the radiating arms (2) furthest from the balun base (1) to the radiating plate being set as dh2, and dh1
H01Q 1/36 - Structural form of radiating elements, e.g. cone, spiral, umbrella
H01Q 19/10 - 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 reflecting surfaces
H01Q 21/06 - Arrays of individually energised antenna units similarly polarised and spaced apart
MOBI COMMUNICATION TECHNOLOGIES (JI'AN) CO., LTD. (China)
MOBI TECHNOLOGY (XI'AN) CO., LTD. (China)
Inventor
Wang, Jian
Deng, Shaofeng
Abstract
Provided is an angle adjusting device for an antenna, the angle adjusting device comprising a first supporting arm, a second supporting arm, and an angle adjusting sheet, wherein the bottom end of the first supporting arm and the bottom end of the second supporting arm are rotatably connected with each other, and the first supporting arm is provided with a limiting hole; one end of the angle adjusting sheet is provided with a sliding groove, the sliding groove of the angle adjusting sheet is screwed and fixed onto the first limiting hole of the first supporting arm by means of a first bolt and a first fastener, and the other end of the angle adjusting sheet is fixed onto the second supporting arm; when the first fastener locks the first supporting arm and the angle adjusting sheet, the angle between the first supporting arm and the second supporting arm is fixed relatively; and when the first fastener releases the first supporting arm and the angle adjusting sheet, the first bolt can slide along the sliding groove to drive the first supporting arm and the second supporting arm to rotate relatively, so as to adjust the angle of the antenna. In this way, the present invention can make the angle adjusting operation of the antenna more convenient and safer, and also has a strong anti-load capability.
H01Q 3/04 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole for varying one co-ordinate of the orientation
H01Q 3/06 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole for varying one co-ordinate of the orientation over a restricted angle
09 - Scientific and electric apparatus and instruments
Goods & Services
Antennas; transmitters of electronic signals; programme
control phone exchange devices; anti-interference devices
(electricity); intercommunication apparatus; carrier wave
devices; optical communication instrument; couplings,
electric; pottery filter (terms considered too vague by the
International Bureau -_rule 13.2.b) of the Common
Regulations); magnetic material and apparatus.
