Disclosed in an embodiment of the present invention is a circuit board comprising: a first insulating layer; a first circuit pattern layer disposed on the first insulating layer; a second insulating layer disposed on the first insulating layer and the first circuit pattern layer, and including a cavity; a second circuit pattern layer disposed on the second insulating layer; and a connection layer passing through the second insulating layer and disposed along the edge of the cavity.
Disclosed in an embodiment is an optical device including: a plurality of lenses; a barrel in which the plurality of lenses are arranged; a first light guide disposed in the barrel; an opening formed in the side of the barrel; a light source device coupled to the opening; a through-hole formed in the side of the barrel; and a light-receiving portion arranged adjacent to the through-hole.
The present invention may provide a motor which includes a shaft, a rotor coupled to the shaft, a stator disposed to correspond to the rotor, a housing which accommodates the stator and the rotor, a rotation part fixed to the shaft, an engagement part which is rotatably disposed on the housing and comes into contact with the rotation part to restrain rotation of the shaft, and a locking part which is disposed in the housing and restrains rotation of the engagement part.
H02K 7/00 - Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
A circuit board according to an embodiment includes an insulating layer; and a lower pad part disposed on a lower surface of the insulating layer, wherein the lower pad part includes a plurality of second lower pads disposed along an edge of the lower surface of the insulating layer, a plurality of first lower pads disposed inside the plurality of second lower pads, and a plurality of bump parts disposed on lower surfaces of the plurality of second lower pads.
According to an embodiment, an antenna device is provided. The antenna device comprises: a substrate; a first antenna disposed on a first side surface of the substrate and configured to radiate a signal of a first frequency band; a second antenna disposed on a second side surface of the substrate adjacent to one side surface of the substrate and configured to radiate a signal of a second frequency band at least partially overlapping the first frequency band; and a third antenna disposed between the first antenna and the second antenna, configured to radiate a signal of a third frequency band lower than the first frequency band and the second frequency band, and preventing interference between signals radiated from the first antenna and the second antenna.
H01Q 1/52 - Means for reducing coupling between antennas Means for reducing coupling between an antenna and another structure
H01Q 5/20 - Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements characterised by the operating wavebands
H01Q 5/30 - Arrangements for providing operation on different wavebands
6.
SYSTEMS AND METHODS FOR PROVIDING A FLOW OF AIR ABOUT A LENS OF A SENSOR OF A VEHICLE
A system for cleaning a lens of a sensor can include a sensor comprising a lens, an airflow device comprising a tube disposed around the sensor, the tube defining a central opening, an inner surface, and an outer surface, a single inlet orifice disposed at the outer surface of the tube, an outlet orifice disposed on the tube and directed at the lens, an air supply configured to provide an air to the single inlet orifice, and a wash system configured to provide a liquid to the single inlet orifice, wherein the air from the air supply and the liquid from the wash system enter the tube together through the single inlet orifice and exit through the outlet orifice to prevent debris accumulation around the lens and/or remove debris from the lens.
A power conversion device according to an embodiment of the present invention comprises: a plurality of power modules each including a plurality of power conversion units; and a control unit for controlling connection states of the plurality of power conversion units in the plurality of power modules, wherein the plurality of power conversion units are connected in series or in parallel. In the power module in which the connection states of the plurality of power conversion units are switched among the plurality of power modules, the magnitude of the output current changes linearly. In the other power modules, the output current changes linearly in the direction opposite the direction of increase/decrease of the power module in which the connection states are switched.
B60L 53/20 - Methods of charging batteries, specially adapted for electric vehiclesCharging stations or on-board charging equipment thereforExchange of energy storage elements in electric vehicles characterised by converters located in the vehicle
8.
FLEXIBLE CIRCUIT BOARD, COF MODULE, AND ELECTRONIC DEVICE COMPRISING SAME
A flexible circuit board according to an embodiment comprises: a substrate; conductive pattern portions disposed on the substrate; and a protective layer disposed on the substrate and the conductive pattern portions and including a plurality of open regions, wherein the plurality of open regions include a first open region disposed between a first side end and a second side end of the protective layer opposite each other in a first direction, the conductive pattern portions include a routing portion disposed in the first open region, and the routing portion includes a plurality of through-holes spaced apart from each other along a second direction perpendicular to the first direction.
A communication module according to an embodiment of the present invention comprises: a processing unit that receives raw data from a sensor and generates sensor data from the raw data; and a communication unit that performs communication with a cloud server. The processing unit transmits the sensor data to the cloud server through the communication unit, and receives, from the cloud server, a value resulting from correction of the sensor data.
G01S 13/931 - Radar or analogous systems, specially adapted for specific applications for anti-collision purposes of land vehicles
B60W 40/02 - Estimation or calculation of driving parameters for road vehicle drive control systems not related to the control of a particular sub-unit related to ambient conditions
B60W 60/00 - Drive control systems specially adapted for autonomous road vehicles
B60W 50/04 - Monitoring the functioning of the control system
B60W 50/02 - Ensuring safety in case of control system failures, e.g. by diagnosing, circumventing or fixing failures
B60W 50/00 - Details of control systems for road vehicle drive control not related to the control of a particular sub-unit
10.
COMMUNICATION METHOD AND CHARGING METHOD FOR CHARGING ELECTRIC VEHICLE
According to one embodiment of the present invention, a communication method by which a communication control device for wireless charging of an electric vehicle communicates with a wireless power transfer device comprises the steps of: transmitting, to the wireless power transfer device, reception coil information including the number of available reception coils among a plurality of reception coils mounted on the electric vehicle and the positions of the available reception coils; receiving, from the wireless power transfer device, transmission coil information including the number of available transmission coils among a plurality of transmission coils arranged in the wireless power transfer device and the positions of the available transmission coils; performing a wireless charging procedure with the wireless power transfer device; when a battery of the electric vehicle is charged to a preset level or higher, transmitting, to the wireless power transfer device, a request signal for requesting control for some of the available transmission coils; receiving, from the wireless power transfer device, a response signal to the request signal; and continuously performing the wireless charging procedure with the wireless power transfer device on the basis of the response signal.
B60L 53/60 - Monitoring or controlling charging stations
B60L 53/20 - Methods of charging batteries, specially adapted for electric vehiclesCharging stations or on-board charging equipment thereforExchange of energy storage elements in electric vehicles characterised by converters located in the vehicle
H02M 1/32 - Means for protecting converters other than by automatic disconnection
B60L 53/126 - Methods for pairing a vehicle and a charging station, e.g. establishing a one-to-one relation between a wireless power transmitter and a wireless power receiver
B60L 53/66 - Data transfer between charging stations and vehicles
B60L 53/30 - Constructional details of charging stations
B60L 58/12 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
The present disclosure provides a LiDAR assembly comprising: an optical bench configured to form a biaxial optical path in which a transmission optical path and a reception optical path are separated from each other; a lower housing configured to accommodate the optical bench; and a lower housing configured to cover the upper portion of the optical bench and including windows through which transmitted light and received light pass.
A battery charging module according to one embodiment of the present invention comprises: first to fourth switches connected in series; fifth to eighth switches connected in series; a second coil having one end connected between the second switch and the third switch and the other end connected between the sixth switch and the seventh switch; a first capacitor having one end connected between the first switch and the second switch and the other end connected between the third switch and the fourth switch; a second capacitor having one end connected between the fifth switch and the sixth switch and the other end connected between the seventh switch and the eighth switch; a ninth switch connected between one end of the first capacitor and the other end of the second capacitor; a tenth switch connected between one end of the second capacitor and the other end of the first capacitor; and a third capacitor connected in parallel with the first to fourth switches connected in series and the fifth to eighth switches connected in series. When the second coil is coupled with a first coil connected to an external power source and a current is induced in the second coil, the magnitude of an output voltage across the third capacitor can be controlled by using the first to tenth switches.
H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
B60L 53/20 - Methods of charging batteries, specially adapted for electric vehiclesCharging stations or on-board charging equipment thereforExchange of energy storage elements in electric vehicles characterised by converters located in the vehicle
B60L 58/10 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
The present invention provides a method comprising the steps of: arranging a LiDAR device to be inspected and a target; rotating the LiDAR device to be inspected in a total of AXB steps including A steps in an azimuth direction and B steps in an altitude direction on the basis of a rotation reference point, and recording at least one frame for the target and a reference target through the LiDAR device to be inspected at each rotation angle of the AXB steps; calculating a first point cloud for the target and a second point cloud for the reference target, in correspondence to each rotation angle through the LiDAR device to be inspected; and, for each rotation angle of the AXB steps, calculating a blooming evaluation metric of the LiDAR device to be inspected on the basis of the first and second point clouds calculated in correspondence to a same rotation angle.
The present embodiment relates to a lens driving device comprising: a housing; a first barrel fixed to the housing; a first lens group disposed in the first barrel; a second barrel movably disposed in the housing; and a second lens group disposed in the second barrel, wherein a first region in which light incident from a light source is reflected is disposed on a surface of the second barrel facing the first barrel.
The embodiment relates to a reflective member driving device comprising: a lens; a reflective member; a first holder for accommodating the lens and the reflective member; and a second holder coupled to the first holder. The second holder is configured to rotate so as to offset shaking caused by external forces acting on the reflective member driving device, and includes a first groove, the first holder includes a protrusion protruding in a first direction, and the protrusion is located inside the first groove.
G03B 17/17 - Bodies with reflectors arranged in beam forming the photographic image, e.g. for reducing dimensions of camera
G03B 17/12 - Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
H04N 23/55 - Optical parts specially adapted for electronic image sensorsMounting thereof
G03B 5/00 - Adjustment of optical system relative to image or object surface other than for focusing of general interest for cameras, projectors or printers
The present embodiment relates to a lens driving device comprising: a housing; a first barrel fixed to the housing and accommodating a first lens group; a second barrel accommodating a second lens group and movably disposed within the housing; and a frame fixed to the housing, wherein a first side surface of the housing includes a first groove, a first plane disposed on the left side of the first groove, and a second plane disposed on the right side of the first groove, a first portion of the frame is located on the upper end of the first plane and the upper end of the second plane, and the first portion is coupled to the housing respectively at portions thereof overlapping the first plane and the second plane.
G03B 17/12 - Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
G03B 5/00 - Adjustment of optical system relative to image or object surface other than for focusing of general interest for cameras, projectors or printers
A receiving optical system according to an embodiment of the present invention includes first to fourth lenses disposed along the optical axis. The first lens has positive (+) refractive power, the second lens has positive (+) refractive power, the third lens has negative (-) refractive power, and the fourth lens has positive (+) refractive power. Among the effective diameters of the first to fourth lenses, the effective diameter of the third lens is the smallest, and among the effective diameters of the first to fourth lenses, the effective diameter of the fourth lens is the largest.
G02B 27/09 - Beam shaping, e.g. changing the cross-sectioned area, not otherwise provided for
G02B 26/08 - Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
G01S 7/481 - Constructional features, e.g. arrangements of optical elements
A camera module comprises: a first body comprising a lens; a second body coupled to the first body; and a printed circuit board disposed between the first body and the second body. The first body comprises a first guide protruding downward and comprising a first protrusion. The printed circuit board comprises a first guide hole to which the first protrusion is coupled. The first guide is soldered to the first guide hole.
The present embodiment relates to a camera device comprising: a fixed part comprising a magnet; and a moving part comprising a first substrate comprising a first terminal and a hole, and a coil facing the magnet, wherein the moving part comprises a sensor part coupled to the first substrate, wherein the sensor part comprises a sensor substrate comprising a second terminal connected to the first terminal of the first substrate, an image sensor disposed on the sensor substrate, and a sensor holder disposed on the image sensor, and wherein the sensor holder is inserted into the hole of the first substrate.
A camera module according to an embodiment includes a lens driving device including a receiving space; and a lens barrel disposed in the receiving space of the lens driving device, wherein the lens barrel includes a first coupling portion, wherein the lens driving device includes a second coupling portion, and wherein the first coupling portion includes a first magnet, and the second coupling portion includes a second magnet corresponding to the first magnet.
An optical system according to an embodiment of the present invention includes a first lens to a seventh lens disposed along the optical axis, wherein the first lens has a negative (−) refractive power, the combined refractive power of the second lens to the seventh lens is a positive (+) refractive power, the second lens among the first lens to the seventh lens has a smallest effective diameter, and the effective diameter of the first lens is the greatest.
G02B 13/00 - Optical objectives specially designed for the purposes specified below
G02B 1/04 - Optical elements characterised by the material of which they are madeOptical coatings for optical elements made of organic materials, e.g. plastics
G02B 7/02 - Mountings, adjusting means, or light-tight connections, for optical elements for lenses
G02B 9/64 - Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or – having more than six components
H04N 23/55 - Optical parts specially adapted for electronic image sensorsMounting thereof
An embodiment of a camera module comprises: a lens portion; a front body on which the lens portion is mounted; a substrate portion arranged to be spaced from the lens portion in a first direction and coupled to the front body; an image sensor arranged on the substrate portion and provided to face the lens portion; a first fastener, one side of which is inserted into the front body such that at least a part of the substrate portion is coupled to the front body; and a first attachment portion arranged between the front body and the substrate portion, wherein the first attachment portion may comprise at least one through-hole formed between the front body and the substrate portion so as to couple the front body and the substrate portion.
G03B 17/12 - Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
G03B 30/00 - Camera modules comprising integrated lens units and imaging units, specially adapted for being embedded in other devices, e.g. mobile phones or vehicles
H04N 23/00 - Cameras or camera modules comprising electronic image sensorsControl thereof
H04N 23/54 - Mounting of pick-up tubes, electronic image sensors, deviation or focusing coils
H05K 3/30 - Assembling printed circuits with electric components, e.g. with resistor
A camera module comprises: a first body on which a lens is disposed; a second body coupled to the first body; a plurality of substrates disposed between the first body and the second body; and a support member for fixing the plurality of substrates so that the substrates are spaced apart in the optical axis direction, wherein the support member includes sidewalls disposed between different substrates and extension parts extending from the sidewalls.
G03B 17/12 - Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
G03B 30/00 - Camera modules comprising integrated lens units and imaging units, specially adapted for being embedded in other devices, e.g. mobile phones or vehicles
24.
ELECTRONIC DEVICE INCLUDING INSULATION PLATE COVER AND GROUNDING PIECE
An electronic device including an insulation plate cover has a plate-shaped insulation plate in contact with a semiconductor element, a heat sink protruding in a planar manner and including a protrusion in contact with the insulation plate, and an insulation plate cover coupling the insulation plate and the heat sink. The insulation plate cover may include a hollow frame, a first wall formed inside the frame to surround sides of the protrusion of the heat sink, and a second wall formed outside the frame to surround sides of the insulation plate. The electronic device including a grounding piece includes a case, a mounting body formed of a conductive metal and protruding in a planar manner from the case, and a grounding piece assembled on the mounting body with a bolt. The mounting body may include a mounting groove concavely recessed on a top surface and a tab hole for receiving the bolt.
An embodiment provides an elastic member foldable with respect a folding axis, the elastic member comprising: a first layer including a first base material and a first fiber disposed in the first base material; and a second layer disposed under the first layer and including a second base material and a second fiber disposed in the second base material, wherein the first fiber extends in the first base material at an angle of 80° to 100° with respect to the folding axis, wherein the second fiber extends in a direction different from a direction in which the first fiber extends, and wherein the second layer includes a pattern part with a hole shape.
B32B 3/26 - Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shapeLayered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layerLayered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shapeLayered products comprising a layer having particular features of form characterised by a layer with cavities or internal voids
B32B 27/06 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance
H10K 102/00 - Constructional details relating to the organic devices covered by this subclass
26.
CIRCUIT BOARD AND SEMICONDUCTOR PACKAGE SUBSTRATE COMPRISING SAME
A circuit board according to an embodiment includes a core insulating layer including an upper surface and a lower surface; an upper insulating layer disposed on the core insulating layer; a lower insulating layer disposed under the core insulating layer; and a through electrode penetrating the upper and lower surfaces of the core insulating layer, wherein the through electrode includes a first through part disposed adjacent to the upper surface of the core insulating layer and having a first slope whose width gradually decreases toward the lower surface of the core insulating layer; and a second through part disposed adjacent to the lower surface of the core insulating layer and having a second slope whose width gradually decreases toward the upper surface of the core insulating layer, wherein a vertical length of the first slope is different from a vertical length of the second slope, and a difference between a width of an upper surface of the first through part and a width of a lower surface of the second through part is smaller than a difference between the vertical length of the first slope and the vertical length of the second slope.
A prism according to one embodiment of the present invention comprises: a first prism; a second prism having a refractive index different from that of the first prism; and a third prism having a refractive index different from that of the second prism, wherein an optical path is formed in order of the first prism, the second prism and the third prism, the first prism and the second prism are disposed to form a second interface therebetween, the second prism and the third prism are disposed to form a third interface therebetween, the first prism includes a reflective surface for reflecting light incident on the first prism, and an apex angle of the reflective surface of the first prism is greater than 0 degree and less than 45 degrees.
An embodiment comprises: a first frame; a second frame spaced apart from the first frame; and a first shape memory alloy member comprising a first end portion coupled to a first region of the second frame, a second end portion coupled to a second region of the second frame, and a partial region connected to the first frame, wherein the first frame is moved in a first direction from the first end portion of the first shape memory alloy member toward the second end portion of the first shape memory alloy member by means of the first shape memory alloy member.
G03B 5/00 - Adjustment of optical system relative to image or object surface other than for focusing of general interest for cameras, projectors or printers
The present invention provides a light detection and ranging (LiDAR) device comprising: a light emitter including a plurality of emitter arrays for emitting light; a photodetector for detecting reflected light returning after the emitted light is reflected from an object; a polygon mirror which reflects and propagates the emitted light, is configured to rotate in the horizontal direction about the vertical rotation axis, and includes a plurality of mirror facets; a driving unit configured to rotate the polygon mirror; and a controller configured to control the light emitter, the photodetector, and the driving unit, and calculate a point cloud for the object on the basis of the reflected light detected by the photodetector, wherein the plurality of emitter arrays each include a plurality of light emission channels for emitting the light, and an operation state of the plurality of light emission channels and a rotation state of the polygon mirror are configured to be linked with each other.
G01S 7/481 - Constructional features, e.g. arrangements of optical elements
G02B 7/182 - Mountings, adjusting means, or light-tight connections, for optical elements for prismsMountings, adjusting means, or light-tight connections, for optical elements for mirrors for mirrors
A communication module according to an embodiment of the present invention comprises: a sensor data management unit that receives sensor data from a sensor and monitors a correction error of the sensor data; and a communication unit that transmits and receives data to and from a cloud server, wherein the sensor data management unit transmits the sensor data to the communication unit if the correction error of the sensor data exceeds a reference value, and the communication unit transmits the sensor data received from the sensor data management unit to the cloud server, and when a correction parameter is received from the cloud server, transmits the received correction parameter to the sensor data management unit.
H04L 67/12 - Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
H04L 43/106 - Active monitoring, e.g. heartbeat, ping or trace-route using time related information in packets, e.g. by adding timestamps
H04L 47/28 - Flow controlCongestion control in relation to timing considerations
B60W 40/02 - Estimation or calculation of driving parameters for road vehicle drive control systems not related to the control of a particular sub-unit related to ambient conditions
H04L 43/10 - Active monitoring, e.g. heartbeat, ping or trace-route
H04L 12/66 - Arrangements for connecting between networks having differing types of switching systems, e.g. gateways
The present disclosure provides a LiDAR assembly comprising: a transmission optical system for emitting transmission light; a reception optical system for receiving reflected light reflected from an external object; and a polygon scanner, which reflects the transmission light to the outside, reflects the reception light so as to guide same to the reception optical system, and can rotate, wherein a transmission optical path formed by the transmission optical system and a reception optical path formed by the reception optical system are biaxial optical paths.
The present disclosure provides a LiDAR assembly having a biaxial optical path, the LiDAR assembly comprising: a transmission optical system for emitting transmitted light; a reception optical system for receiving reflected light; and a polygon scanner configured to reflect the emitted light and the received light, wherein the reception optical system includes a folding mirror, and the height of the folding mirror is less than or equal to the height of the polygon scanner.
A transmission optical system according to the present embodiment comprises: a light source and first to third optical members sequentially arranged from the light-source side to the object side, wherein the first optical member includes a reflective surface, and the light source-side surface of the second optical member is flat and the object-side surface thereof has a convex shape, the third optical member is formed with a lens array structure having a plurality of unit lenses arranged therein, and the light source-side surface and object-side surface of each of the plurality of unit lenses have convex shapes.
G02B 13/00 - Optical objectives specially designed for the purposes specified below
G02B 13/18 - Optical objectives specially designed for the purposes specified below with lenses having one or more non-spherical faces, e.g. for reducing geometrical aberration
G01S 7/481 - Constructional features, e.g. arrangements of optical elements
G02B 3/02 - Simple or compound lenses with non-spherical faces
H04N 23/57 - Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices
H04N 23/55 - Optical parts specially adapted for electronic image sensorsMounting thereof
The present embodiment relates to a lens driving device comprising: a housing; a first barrel fixed to the housing; a first lens group disposed in the first barrel; and a cover plate disposed on a side surface of the housing, wherein the first barrel is shaped such that a side surface of the first lens group directly faces the cover plate.
G02B 7/02 - Mountings, adjusting means, or light-tight connections, for optical elements for lenses
G03B 17/12 - Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
G02B 7/00 - Mountings, adjusting means, or light-tight connections, for optical elements
G02B 7/04 - Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
G02B 7/09 - Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted for automatic focusing or varying magnification
35.
MULTI-WAVELENGTH TOF LIDAR DEVICE AND OPERATING METHOD THEREOF
The present invention relates to a multi-wavelength time-of-flight (TOF) LiDAR device, which can transmit optical signals by using at least two light sources having different wavelength bands. Accordingly, the multi-wavelength TOF LiDAR device can reduce interference with other LiDAR devices using the same wavelength in an external environment and improve data reliability. In addition, the multi-wavelength TOF LiDAR device determines the validity of received optical signals by means of a concurrency verification unit, thereby enabling highly reliable distance measurement even in a strong noise environment.
G01S 7/481 - Constructional features, e.g. arrangements of optical elements
G01S 17/26 - Systems determining position data of a target for measuring distance only using transmission of interrupted, pulse-modulated waves wherein the transmitted pulses use a frequency-modulated or phase-modulated carrier wave, e.g. for pulse compression of received signals
36.
LENS DRIVING DEVICE, CAMERA DEVICE, AND OPTICAL DEVICE
The present embodiment relates to a lens driving device comprising: a housing; a first barrel fixed to the housing and accommodating a first lens group; a second barrel accommodating a second lens group and disposed to be movable in the optical axis direction of the second lens group in the housing; and a first plate disposed on a first side surface of the housing, wherein each of the first side surface and a second side surface of the housing facing the first side surface comprises a first groove and first flat surfaces disposed on both sides of the first groove, a region of a side surface of the second barrel, corresponding to the first groove in the housing, directly faces the first plate, and a normal line of the first flat surface is perpendicular to the movement direction of the second lens group.
G02B 7/02 - Mountings, adjusting means, or light-tight connections, for optical elements for lenses
G03B 17/12 - Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
H04N 23/54 - Mounting of pick-up tubes, electronic image sensors, deviation or focusing coils
H04N 23/55 - Optical parts specially adapted for electronic image sensorsMounting thereof
G02B 7/09 - Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted for automatic focusing or varying magnification
A method for testing the angular precision of a LiDAR device according to the present invention comprises the steps of: preparing and arranging a device under test and a target; rotating the device under test by a predetermined rotation angle; measuring one or more data points from the target by using the device under test; calculating angular positions on the basis of the measured one or more data points; deriving a center angular position of the target on the basis of the calculated angular positions; and testing the angular precision of the device under test on the basis of the derived center angular position.
A circuit board according to an embodiment includes a build-up structure; a connection member disposed on the build-up structure; a molding member disposed on the build-up structure and surrounding a side portion of the connection member; and a conductive bonding part penetrating the molding member, wherein the connection member includes a through electrode penetrating at least a portion of the connection member in a vertical direction, a thickness of the conductive bonding part in the vertical direction is greater than a thickness of the through electrode in the vertical direction, and a height of the conductive bonding part is greater than a height of the connection member.
A circuit board according to an embodiment includes a first insulating layer having a cavity; a connection member disposed in the cavity of the first insulating layer; and a second insulating layer disposed on the first insulating layer and embedding the connection member, wherein a lower surface of the connection member has a step, and the second insulating layer is in contact with at least a portion of the step of the connection member.
H10B 80/00 - Assemblies of multiple devices comprising at least one memory device covered by this subclass
H10D 80/30 - Assemblies of multiple devices comprising at least one device covered by this subclass the at least one device being covered by groups , e.g. assemblies comprising integrated circuit processor chips
KOREA INSTITUTE OF MATERIALS SCIENCE (Republic of Korea)
Inventor
Choi, Kwang Ki
Bae, Seok
Lim, Hyun Seok
Lee, Jung Goo
Kim, Tae Hoon
Lee, Seol Mi
Ouk, Min Ae
Abstract
A permanent magnet according to an embodiment includes a Re—Fe—B base magnet; and a grain boundary diffusion metal disposed inside the base magnet, wherein the base magnet includes a plurality of crystal grains, and a grain boundary between the plurality of crystal grains, the grain boundary diffusion metal includes a praseodymium (Pr)—X—Y alloy disposed at the grain boundary, the X includes at least one metal selected from copper (Cu), aluminum (Al), and gallium (Ga), and the Y includes at least one metal selected from titanium (Ti), tungsten (W), niobium (Nb), rhenium (Re), and molybdenum (Mo).
H01F 1/057 - Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B
C22C 28/00 - Alloys based on a metal not provided for in groups
41.
LENS DRIVING DEVICE, CAMERA MODULE, AND OPTICAL INSTRUMENT
A camera module including a base, a bobbin disposed on the base, a first coil and a first magnet configured to move the bobbin in an optical axis direction, and a first sensor and a second sensor disposed on the base. Each of the first sensor and the second sensor is configured to detect a movement of the bobbin in the optical axis direction and the first sensor and the second sensor are connected in series.
G02B 7/08 - Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted to co-operate with a remote control mechanism
G02B 7/09 - Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted for automatic focusing or varying magnification
G03B 13/16 - Viewfinders combined with focusing aids
A motor comprises: a housing; a stator disposed inside the housing; and a rotor disposed inside the stator. The rotor comprises: a rotor core including a body portion, a flange portion extending radially from the bottom of the body portion, and a protrusion portion protruding from an upper surface of the flange portion; and a magnet disposed on the outer surface of the body portion, wherein the protrusion portion is disposed between the flange portion and the magnet.
F04C 2/08 - Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
H02K 7/116 - Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
H02K 21/16 - Synchronous motors having permanent magnetsSynchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures having annular armature cores with salient poles
An embodiment discloses a camera actuator comprising: a housing including a first side portion; a first lens assembly moving in an optical axis direction in the housing; and a first driving unit moving the first lens assembly, wherein the first driving unit includes a first magnet arranged in the first lens assembly and a first coil facing the first magnet, the first coil is arranged on the first side portion of the housing and includes a first sub-coil and a second sub-coil sequentially arranged in the optical axis direction, and the housing includes a first reinforcing member arranged between the fist sub-coil and the second sub-coil.
G03B 5/00 - Adjustment of optical system relative to image or object surface other than for focusing of general interest for cameras, projectors or printers
G03B 17/17 - Bodies with reflectors arranged in beam forming the photographic image, e.g. for reducing dimensions of camera
Disclosed in an embodiment is a projection device comprising: a light source unit; an optical modulator for modulating light emitted from the light source unit; a diffusion unit disposed between the optical modulator and the light source unit; an intermediate lens disposed between the diffusion unit and the light source unit; and a rear lens disposed between the diffusion unit and the optical modulator, wherein a stop is positioned between the light source unit and the optical modulator.
The pressure sensing device according to an embodiment of the present invention comprises: an elastic dielectric part; a first electrode disposed on a first surface of the elastic dielectric part; a second electrode disposed on a second surface opposite to the first surface; and a sensor part connected to the first electrode or the second electrode so as to sense a change in distance between the first electrode and the second electrode in a first direction from the first surface toward the second surface, wherein the elastic dielectric part comprises a stepped part formed to be stepped with any one of the first surface or the second surface in the first direction; and any one of the first electrode or the second electrode is connected to the sensor part on the stepped part.
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
46.
APPARATUS FOR CALIBRATING CURING DEGREE MEASUREMENT EQUIPMENT
The present invention relates to an apparatus for calibrating curing degree measurement equipment. The apparatus for calibrating curing degree measurement equipment according to the present invention may comprise: a housing; a holder extending through the housing and into which a first probe of the curing degree measurement equipment is inserted; and a planar reflector disposed at a predetermined distance from a first optical port of the probe, wherein the housing seals a space including the first optical port and the reflector in a dustproof structure, and the reflector may include a reflective layer having a predetermined reflectance in a near-infrared (NIR) region. According to the present invention, reliable calibration may be ensured by providing measurement conditions that are free from contamination and remain constant, and calibration may be readily performed at an installation site of the curing degree measurement equipment, without need to move the equipment for calibration.
G01N 21/27 - ColourSpectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection
G01N 21/25 - ColourSpectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
G01N 21/359 - Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using near infrared light
A lighting device, disclosed in an embodiment of the invention, comprises: a bracket having a bottom part and a side wall part; a first lighting module and a second lighting module disposed on the bracket; a partition wall part disposed between the first lighting module and the second lighting module; and a diffusion sheet disposed on the first lighting module, the partition wall part, and the second lighting module to cover the first and second modules, wherein the first and second lighting modules may each have a length in a second direction greater than a width in a first direction, and the partition wall part may have a plurality of supporting protrusions and a plurality of recesses along a region facing the diffusion sheet.
F21K 9/237 - Details of housings or cases, i.e. the parts between the light-generating element and the basesArrangement of components within housings or cases
F21K 9/60 - Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
F21V 23/00 - Arrangement of electric circuit elements in or on lighting devices
F21V 17/10 - Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
The present invention relates to an electric vehicle charging apparatus capable of supplying current to a home load. The electric vehicle charging apparatus according to the present invention comprises: an AC input terminal connected to a power supply unit; a grid switching unit for connecting or disconnecting the output of the AC input terminal; an EV switching unit for connecting or disconnecting the output of the grid switching unit; an AC output terminal to which the output of the EV switching unit is connected; and a control unit for controlling the grid switching unit and the EV switching unit, wherein the output of the grid switching unit may be connected in parallel to a home load. According to the present invention, when the battery of the electric vehicle is sufficiently charged and an abnormality occurs in the power supply unit, the current can be automatically supplied to the home load even if the user does not manually disconnect the connection with the power supply unit.
B60L 53/62 - Monitoring or controlling charging stations in response to charging parameters, e.g. current, voltage or electrical charge
B60L 58/12 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
B60L 55/00 - Arrangements for supplying energy stored within a vehicle to a power network, i.e. vehicle-to-grid [V2G] arrangements
An embodiment comprises: a fixing part; a moving part including an image sensor; a magnet including a first magnet unit and a second magnet unit disposed on a first side part of one of the moving part and the fixing part while being spaced apart from each other in a first direction, and a third magnet unit and a fourth magnet unit disposed on a second side part of said one of the moving part and the fixing part while being spaced apart from each other in the first direction; a coil configured to move the moving part by interaction with the magnet; a ball member disposed between the fixing part and the moving part; a position sensor configured to detect displacement of the moving part; and a control part configured to control a driving signal of the coil.
The present invention may provide a motor which includes a shaft, a rotor coupled to the shaft, a stator disposed to correspond to the rotor, a rotating part fixed to the shaft, and a locking part disposed to be spaced apart from the shaft in a radial direction, wherein the locking part includes a stopper which is movable toward the rotating part, and when a signal is applied to the locking part, the stopper is engaged with the rotating part in a concave-convex manner to restrict rotation of the shaft.
H02K 7/10 - Structural association with clutches, brakes, gears, pulleys or mechanical starters
H02K 7/00 - Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
The present invention may provide a motor which includes a shaft, a rotor coupled to the shaft, a stator disposed to correspond to the rotor, and a locking part disposed along the shaft in an axial direction, wherein the locking part includes a stopper which is movable in the axial direction, and when a signal is applied to the locking part, the stopper is engaged with the shaft in a concave-convex manner to restrict rotation of the shaft.
H02K 7/12 - Structural association with clutches, brakes, gears, pulleys or mechanical starters with auxiliary limited movement of stators, rotors or core parts, e.g. rotors axially movable for the purpose of clutching or braking
H02K 21/16 - Synchronous motors having permanent magnetsSynchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures having annular armature cores with salient poles
52.
IMAGE SENSOR MODULE, CAMERA MODULE, AND MANUFACTURING METHOD THEREOF
An image sensor module disclosed in an embodiment includes an image sensor; an image signal processing chip that interfaces with the image sensor; a main substrate having one surface on which the image sensor is mounted and the other surface on which the image signal processing chip is mounted; an adhesive member between the main substrate and the image sensor; and a first substrate bonded to the other surface of the main substrate, wherein the first substrate includes a receiving hole extending from the other surface to the one surface, and the image signal processing chip may be connected to the other surface of the main substrate through the receiving hole of the first substrate.
The present embodiment relates to a lens driving device comprising: a base; a first carrier disposed on the base; a second carrier disposed on the first carrier; a third carrier disposed on the second carrier; a first driver that moves the first carrier in a first direction perpendicular to an optical axis direction; a second driver that moves the second carrier in a second direction perpendicular to the optical axis direction and the first direction; a third driver that moves the third carrier in the optical axis direction; an attraction magnet disposed on the second carrier; and a first yoke disposed on the base, wherein the first yoke is disposed at a position corresponding to the attraction magnet so that an attraction force acts on the attraction magnet, and the third driver includes a third magnet disposed on the third carrier and a third coil disposed on the second carrier.
G03B 5/00 - Adjustment of optical system relative to image or object surface other than for focusing of general interest for cameras, projectors or printers
54.
CIRCUIT BOARD AND SEMICONDUCTOR PACKAGE COMPRISING SAME
An embodiment of the present invention provides a circuit board comprising: a core layer comprising a cavity; and a connection member disposed in the cavity of the core layer. The cavity's side surface comprises multiple side surfaces facing multiple side surfaces of the connection member. Each of the multiple side surfaces of the cavity includes a first portion spaced apart from the connection member in the horizontal direction by a predetermined distance along the circumference of the connection member, and a second portion disposed closer to the connection member than the first portion. The second portions of the multiple side surfaces of the cavity overlap the connection member along the horizontal direction.
The present embodiment relates to a camera device comprising: a fixed part including a base and a housing; a first moving part moving in an optical axis direction; a second moving part including an image sensor and moving in a direction perpendicular to the optical axis direction; and a wire being disposed between the fixed part and the second moving part, wherein the second moving part includes a first substrate being disposed between the base and the first moving part and a connection substrate connecting the first substrate and the base, wherein the connection substrate includes a first region being coupled to the base, a second region being extended from the first region and bent, and a third region being connected to the second region and the first substrate, and wherein one end of the wire is coupled to the fixed part, and the other end may be coupled to the second moving part.
G03B 30/00 - Camera modules comprising integrated lens units and imaging units, specially adapted for being embedded in other devices, e.g. mobile phones or vehicles
H04N 23/52 - Elements optimising image sensor operation, e.g. for electromagnetic interference [EMI] protection or temperature control by heat transfer or cooling elements
H04N 23/54 - Mounting of pick-up tubes, electronic image sensors, deviation or focusing coils
A circuit board may include a plurality of insulating layers stacked along a vertical direction, a first protective layer disposed on an upper surface of an uppermost insulating layer among the plurality of insulating layers and including a first through-hole, and a second protective layer including a plurality of second through-holes and disposed inside the first through-hole while being spaced apart from the first protective layer. The first protective layer may include a first inner surface, a second inner surface, a third inner surface, and a fourth inner surface defining the first through-hole. The second protective layer may include a first outer surface facing the first inner surface, a second outer surface facing the second inner surface, a third outer surface facing the third inner surface, and a fourth outer surface facing the fourth inner surface. The first outer surface may include a plurality of protruding surfaces protruding toward the first inner surface.
The present invention relates to an electric vehicle charging connection device comprising a Halbach magnet and a yoke formed of a ferromagnetic material. The electric vehicle charging connection device of the present invention comprises: a charging cable that supplies power for charging the battery of an electric vehicle; a charging plug which is formed at an end of the charging cable and which includes a housing having a magnet unit formed of a magnet; and a charging inlet into which the charging plug is inserted, and which has a yoke formed of a magnetic material, wherein the charging plug and the charging inlet are coupled by a magnetic force between the magnet unit and the yoke. According to the present invention, material costs and manufacturing costs of the electric vehicle charging connection device can be reduced, and even if the electric vehicle moves after charging is completed without the charging plug being disconnected, the charging connection device is not damaged.
Provided is a pressure sensing device according to an embodiment of the present invention comprising: an elastic dielectric part; a first electrode disposed on a first surface of the elastic dielectric part; and a second electrode disposed on a second surface opposite to the first surface, wherein the first electrode comprises a plurality of first pattern parts comprising: a first region extending in a first direction; a second region extending from the end of the first region in a second direction perpendicular to the first direction; a third region extending from the end of the second region toward a side opposite to the first region in the first direction; and a fourth region extending from the end of the third region toward a side opposite to the second region in the second direction, and the plurality of first pattern parts are repeated as the first region extends from the end of the fourth region in the first direction.
An embodiment comprises: a first tilt carrier; a lens module disposed on the first tilt carrier; an image sensor unit disposed under the lens module; a second tilt carrier disposed under the first tilt carrier; and a first ball member disposed between the first tilt carrier and the second tilt carrier and disposed to overlap a first axis, wherein the first tilt carrier includes a first protrusion, and the second tilt carrier includes a first accommodation part into which the first protrusion is inserted.
G03B 5/00 - Adjustment of optical system relative to image or object surface other than for focusing of general interest for cameras, projectors or printers
G03B 17/12 - Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
H04N 23/55 - Optical parts specially adapted for electronic image sensorsMounting thereof
60.
LENS ACTUATOR, CAMERA DEVICE, AND OPTICAL INSTRUMENT
A first embodiment of the present invention relates to a lens actuator comprising: a base; a housing disposed on the base; a bobbin disposed inside the housing; a first ball disposed between the housing and the base; a second ball disposed between the housing and the lower side of the bobbin; and a coil spring coupled to the bobbin and the housing, wherein the coil spring pressurizes the second ball.
The present embodiment relates to a circuit board. The circuit board according to one aspect of the present invention comprises: an insulating layer; a pad portion disposed on the insulating layer; and a bonding portion disposed on the pad portion, wherein a concave portion of concave shape is disposed on the upper surface of the bonding portion, and the concave portion is disposed eccentrically relative to the center of the bonding portion.
The present embodiment relates to a circuit board and semiconductor package. The circuit board according to one aspect of the present invention comprises: an insulating layer including resin and glass fibers disposed within the resin; and a circuit portion disposed on the insulating layer, wherein the glass fibers include first glass fibers extending in a first horizontal direction and second glass fibers disposed on the first glass fibers and extending in a second horizontal direction, wherein the cross-section of the first glass fibers and the cross-section of the second glass fibers are disposed on the cross-section of said circuit portion, wherein the first glass fiber includes a plurality of regions disposed such that its thickness in the vertical direction varies along a third horizontal direction forming a predetermined angle with the first horizontal direction, and the second glass fiber includes a plurality of cross-section portions disposed spaced apart along the third horizontal direction.
The present embodiment relates to a camera module comprising: a bobbin, which has a through-hole formed therein; a lens module, which is accommodated in the through-hole and is coupled to the bobbin; a protrusion formed to protrude from the outer peripheral surface of the lens module; and a recess formed to be recessed from the inner peripheral surface of the bobbin so as to accommodate at least a part of the protrusion, wherein the recess comprises a first guide portion, which extends downwards from the upper end of the bobbin, and a second guide portion, which extends so as to slope from the first guide portion.
G02B 7/02 - Mountings, adjusting means, or light-tight connections, for optical elements for lenses
G02B 7/09 - Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted for automatic focusing or varying magnification
G03B 17/12 - Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
H04N 23/52 - Elements optimising image sensor operation, e.g. for electromagnetic interference [EMI] protection or temperature control by heat transfer or cooling elements
H04N 23/55 - Optical parts specially adapted for electronic image sensorsMounting thereof
H04N 23/57 - Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices
64.
LENS DRIVING DEVICE, CAMERA MODULE, AND OPTICAL DEVICE
A camera module including a base, a cover member disposed on the base and including an upper plate and a side plate extending from the upper plate, a first frame disposed between the base and the cover member; a first magnet and a first coil configured to move the first frame relative to the base in an optical axis direction, a third ball disposed between the base and the first frame, and a spacer coupled with the base and including an upper plate disposed between the first frame and the upper plate of the cover member. The spacer includes a protruding portion extending from the upper plate of the spacer toward the third ball. The protruding portion overlaps the third ball in the optical axis direction.
G03B 30/00 - Camera modules comprising integrated lens units and imaging units, specially adapted for being embedded in other devices, e.g. mobile phones or vehicles
H02K 11/215 - Magnetic effect devices, e.g. Hall-effect or magneto-resistive elements
A lens moving device is provided. The lens moving device includes: a bobbin; a first driving unit coupled to the bobbin; a second driving unit configured to move the first driving unit through an electromagnetic interaction with the first driving unit; a sensing magnet disposed on one side of the bobbin; a location detection sensor configured to sense a location of the sensing magnet; and a correction magnet disposed on an opposite side of the bobbin. According to the present disclosure, static tilt and dynamic tilt of the bobbin, to which a lens module is to be coupled, may be enhanced by a sensing magnet and a correction magnet which establish magnetic force equilibrium with each other.
G02B 27/64 - Imaging systems using optical elements for stabilisation of the lateral and angular position of the image
G02B 7/08 - Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted to co-operate with a remote control mechanism
An MEMS module according to an embodiment of the present invention comprises: a substrate; an MEMS structure disposed on the substrate; a signal processing element disposed on the substrate and electrically connected to the MEMS structure; and a plurality of passive element units patterned on the substrate and electrically connected to some of a plurality of input/output terminals of the signal processing element.
B81B 7/02 - Microstructural systems containing distinct electrical or optical devices of particular relevance for their function, e.g. microelectro-mechanical systems [MEMS]
The present embodiment relates to a lens module comprising: a barrel; a first lens and a second lens disposed in the barrel; and a first spacer disposed between the first lens and the second lens, wherein the first spacer is in contact with the first lens and the second lens, the second lens includes a second lens portion through which light passes and a second peripheral portion disposed outside the second lens portion, the second peripheral portion of the second lens includes a first region in contact with the first spacer and a second region not in contact with the first spacer, the second region of the second lens is disposed outside the first region, and the first spacer includes a recessed portion forming a gap between the first spacer and the second region of the second lens in the optical axis direction.
A transformer according to an embodiment of the present invention comprises: a bobbin; a coil wound around the bobbin; and a core surrounding the coil and the bobbin, wherein the bobbin comprises an upper portion, a lower portion, and a middle portion which is between the upper and lower portions and around which the coil is wound, and holes are provided in the lower portion of the bobbin.
An optical system disclosed in an embodiment of the invention includes first to third lenses having powers aligned along an optical axis from an object toward an image sensor; and an aperture stop disposed between the first lens and the second lens, wherein the power of the first lens is negative and the power of the second lens is positive, the first lens is a spherical lens and is made of glass material, the second lens and the third lens are aspherical lenses, the second lens includes a meniscus shape convex on the optical axis toward the image sensor, and a refractive index of the first lens may be greater than 1.6 and less than 1.9.
G02B 13/00 - Optical objectives specially designed for the purposes specified below
G02B 1/04 - Optical elements characterised by the material of which they are madeOptical coatings for optical elements made of organic materials, e.g. plastics
G02B 9/12 - Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or – having three components only
G02B 9/34 - Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or – having four components only
G03B 30/00 - Camera modules comprising integrated lens units and imaging units, specially adapted for being embedded in other devices, e.g. mobile phones or vehicles
An elastic member according to an embodiment includes a first layer including a plurality of edges, wherein at least one edge among the plurality of edges is an bent edge, the first layer includes a first region corresponding to the bent edge and a second region inside the plurality of edges surrounded by the plurality of edges, and the first region is provided with a plurality of pattern parts in which at least a part of the first layer is opened from one surface of the first layer toward the other surface of the first layer.
The lighting device disclosed at an embodiment includes a substrate; a plurality of light sources arranged on the substrate; a resin layer sealing the plurality of light sources; a reflective member disposed between the resin layer and the substrate; and an antenna pattern disposed in a first region between the reflective member and the substrate.
B60Q 1/26 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
72.
CAMERA MODULE HAVING DRIVING DRIVER AND SENSOR UNITS FOR LENS MOVEMENT
A camera module according to an embodiment of the present invention comprises: a magnet disposed in a mover for moving at least one lens; a first sensor unit for sensing the position of the magnet in correspondence to a first region in a moving region of the mover; a second sensor unit for sensing the position of the magnet in correspondence to a second region in the moving region of the mover; and a driving driver for receiving a first sensing signal of the first sensor unit and a second sensing signal of the second sensor unit, wherein the first sensor unit and the second sensor unit are connected in parallel to the driving driver.
A semiconductor package according to an embodiment includes an insulating layer; a protective layer disposed on the insulating layer; a through electrode passing through the insulating layer; and a bump part disposed on the through electrode and passing through the protective layer, wherein the bump part includes a first portion connected to the through electrode; and a second portion disposed on the first portion and protruding onto the protective layer, and a width of the first portion in a horizontal direction is same as a width of the second portion in the horizontal direction.
A semiconductor package according to an embodiment includes a first substrate including first and second pads; a first connection part disposed on the first pad of the first substrate; a second substrate coupled to the first connection part; a second connection part disposed on the second pad of the first substrate; a device mounted on the second connection part; and a molding layer disposed on the first substrate and molding the device, wherein the device includes one of a capacitor and an inductor, and the second substrate includes a pattern layer having a different function from the device.
A camera module according to an embodiment comprises a base; and a filter unit disposed on the base; wherein the base includes: a first frame including an insulating material; and a second frame inserted into the first frame and including a metal material, and the filter unit is disposed on the second frame of the base.
H04N 23/55 - Optical parts specially adapted for electronic image sensorsMounting thereof
G02B 7/00 - Mountings, adjusting means, or light-tight connections, for optical elements
G03B 30/00 - Camera modules comprising integrated lens units and imaging units, specially adapted for being embedded in other devices, e.g. mobile phones or vehicles
A ball grid array package according to an embodiment of the present invention comprises: a first circuit board; a second circuit board disposed above the first circuit board; a first solder ball and a second solder ball disposed between the first circuit board and the second circuit board so as to be spaced apart from each other; a first adhesive disposed between the first circuit board and the second circuit board so as to extend from the upper surface of the first circuit board to the lower surface of the second circuit board along a first side surface of the first solder ball; and a second adhesive disposed between the first circuit board and the second circuit board so as to extend from the upper surface of the first circuit board to the lower surface of the second circuit board along a second side surface of the second solder ball. The first side surface of the first solder ball and the second side surface of the second solder ball are disposed to face each other. The first adhesive and the second adhesive form a channel area between the first circuit board and the second circuit board. The area of the channel area corresponds to 30-70% of the area of spacing between the first side surface of the first solder ball and the second side surface of the second solder ball.
A lighting device according to an embodiment comprises: a substrate; a light source disposed on the substrate; a partition wall; and a pattern mask disposed on the light source, wherein the pattern mask includes a mask substrate and a pattern layer, which is disposed on the mask substrate and has a plurality of patterns, the pattern layer not being able to overlap the mask substrate in the horizontal direction.
F21K 9/237 - Details of housings or cases, i.e. the parts between the light-generating element and the basesArrangement of components within housings or cases
F21V 23/00 - Arrangement of electric circuit elements in or on lighting devices
F21K 9/69 - Details of refractors forming part of the light source
F21K 9/68 - Details of reflectors forming part of the light source
H10H 20/855 - Optical field-shaping means, e.g. lenses
The present invention relates to an actuator for a camera including a Halbach magnet and a yoke formed of a ferromagnetic material. The actuator for a camera of the present invention comprises: a housing; a first lens assembly and a second lens assembly configured to move along an optical axis direction in the housing; a first M yoke and a second M yoke fixed to the first lens assembly and the second lens assembly, respectively; a first magnet part and a second magnet part attached to flat plates of the first M yoke and the second M yoke, respectively; and a first coil part and a second coil part fixed to the housing so as to drive the first magnet part and the second magnet part, respectively, wherein the first magnet part and the second magnet part may have a plurality of magnets arranged in a Halbach array, and magnetic flux directions thereof may be perpendicular to the optical axis. The actuator for a camera according to the present invention can more strongly drive the lens assembly with an improved driving force.
H04N 23/54 - Mounting of pick-up tubes, electronic image sensors, deviation or focusing coils
H04N 23/55 - Optical parts specially adapted for electronic image sensorsMounting thereof
H04N 23/52 - Elements optimising image sensor operation, e.g. for electromagnetic interference [EMI] protection or temperature control by heat transfer or cooling elements
G03B 17/12 - Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
G03B 5/06 - Swinging lens about normal to the optical axis
H02K 1/2783 - Surface mounted magnetsInset magnets with magnets arranged in Halbach arrays
H01F 1/04 - Magnets or magnetic bodies characterised by the magnetic materials thereforSelection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys
79.
LIGHTING DEVICE AND LIGHTING MODULE COMPRISING SAME
A lighting device according to an embodiment comprises a substrate, a plurality of light sources disposed on the substrate, a partition wall disposed around each of the plurality of light sources, and an optical layer disposed on each of the plurality of light sources and on the partition wall. The optical layer includes a pattern layer made of a reflective material and having a plurality of through holes and a diffusion layer disposed on the pattern layer and connected to the plurality of through holes. The pattern layer includes a first reflective layer and a second reflective layer disposed on the lower surface and the side surface of the first reflective layer. The plurality of through holes may pass through the first and second reflective layers.
F21K 9/237 - Details of housings or cases, i.e. the parts between the light-generating element and the basesArrangement of components within housings or cases
F21V 23/00 - Arrangement of electric circuit elements in or on lighting devices
F21K 9/69 - Details of refractors forming part of the light source
F21K 9/68 - Details of reflectors forming part of the light source
F21V 5/04 - Refractors for light sources of lens shape
An MEMS module according to an embodiment of the present invention comprises: a substrate; an MEMS structure disposed on the substrate; a signal processing element disposed on the substrate and electrically connected to the MEMS structure; and a plurality of passive element units patterned on the substrate and electrically connected to some of a plurality of input/output terminals of the signal processing element. At least one of the plurality of passive element units is electrically connected to a ground unit.
B81B 7/02 - Microstructural systems containing distinct electrical or optical devices of particular relevance for their function, e.g. microelectro-mechanical systems [MEMS]
The present embodiment relates to a camera device comprising: a first carrier comprising a first side surface and a second side surface disposed opposite to each other, and a third side surface and a fourth side surface disposed opposite to each other; a first magnet disposed on the first side surface of the first carrier; a second magnet and a third magnet disposed on the second side surface of the first carrier; a first coil interacting with the first magnet; a second coil interacting with the second magnet; and a third coil interacting with the third magnet, wherein the second magnet and the third magnet are spaced apart from each other, and the first magnet comprises a first portion that does not overlap the second magnet and the third magnet by being disposed at a position corresponding to the space between the second magnet and the third magnet in the direction in which the second side surface faces the first side surface.
G03B 5/00 - Adjustment of optical system relative to image or object surface other than for focusing of general interest for cameras, projectors or printers
An optical system according to this embodiment comprises first to sixth lenses disposed along an optical axis, wherein the first lens has a negative (-) refractive power, the second lens has a positive (+) refractive power, the third lens has a positive (+) refractive power, and the fourth lens has a negative (-) refractive power, and the shortest distance between the centers of the lenses disposed adjacent to each other is a distance between the fourth lens and the fifth lens.
G02B 9/62 - Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or – having six components only
G02B 13/00 - Optical objectives specially designed for the purposes specified below
G02B 13/18 - Optical objectives specially designed for the purposes specified below with lenses having one or more non-spherical faces, e.g. for reducing geometrical aberration
H04N 23/55 - Optical parts specially adapted for electronic image sensorsMounting thereof
H04N 23/57 - Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices
An embodiment includes: a circuit board including a through-hole; an image sensor disposed on the lower surface of the circuit board so as to overlap the through-hole in the optical axis direction; and a light-transmitting member that is disposed within the through-hole and surrounds the image sensor.
H04N 23/52 - Elements optimising image sensor operation, e.g. for electromagnetic interference [EMI] protection or temperature control by heat transfer or cooling elements
H04N 23/54 - Mounting of pick-up tubes, electronic image sensors, deviation or focusing coils
H04N 23/55 - Optical parts specially adapted for electronic image sensorsMounting thereof
G03B 5/00 - Adjustment of optical system relative to image or object surface other than for focusing of general interest for cameras, projectors or printers
G03B 17/12 - Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
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
G03B 5/04 - Vertical adjustment of lensRising fronts
84.
ELECTRIC VEHICLE CHARGING CONTROL APPARATUS AND SYSTEM
An electric vehicle charging control apparatus according to the present disclosure comprises a first power conversion unit configured to convert AC power supplied from a grid into DC power; a second power conversion unit configured to convert the DC power output from the first power conversion unit into charging power; and a relay configured to control the charging power output from the second power conversion unit to be supplied to a battery. The second power conversion unit is configured to receive a power application control signal, and when the second power conversion unit receives the power application control signal, the first power conversion unit and the relay may be driven in parallel.
B60L 53/60 - Monitoring or controlling charging stations
B60L 53/30 - Constructional details of charging stations
H02J 7/06 - Regulation of the charging current or voltage using discharge tubes or semiconductor devices
H02M 3/00 - Conversion of DC power input into DC power output
H02M 3/335 - Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
A camera module according to an embodiment of the present invention comprises: a first body including a lens; a second body coupled to the first body; first to third substrates disposed between the first body and the second body; and a first support member and a second support member for spacing the first to third substrates in the optical axis direction, wherein the first support member includes a hole formed in a sidewall thereof, and the second support member includes a protrusion part inserted into the groove of the first support member.
A method for operating a lidar system. The method includes processing raw data from the lidar system using a fixed superpixel size to obtain a range and a signal intensity for each superpixel, and reprocessing the raw data using a variable superpixel size based on at least one of range correlations or intensity correlations with neighboring pixels.
A power conversion device according to an embodiment of the present invention comprises: a power conversion unit that converts and outputs input power; an auxiliary power unit that receives power from a first input/output terminal of the power conversion unit to generate auxiliary power of the power conversion unit; a breaker connected to a second input/output terminal of the power conversion unit, wherein the auxiliary power unit operates when the breaker is turned on and stops operation when the breaker is turned off.
H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
H02M 1/32 - Means for protecting converters other than by automatic disconnection
H02M 3/156 - Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
The present invention relates to a mold component on which a retainer is mounted. The mold component according to the present invention comprises: a screw hole; a first protruding part protruding in a planar shape about the screw hole; and a second protruding part formed in a projection shape on the first protruding part, wherein, when a screw is inserted into the screw hole at a first torque, a head part of the screw is blocked by the second protruding part and, when the screw is inserted at a second torque, the second protruding part is fractured and deformed. According to the present invention, a mold component manufacturing process can be simplified.
The present embodiment relates to a force-torque sensor comprising: a fixation part; a movement part at least a part of which is disposed in the fixation part; and a first waterproof member coupled to the fixation part and the movement part, wherein the movement part comprises a lid at least a part of which is disposed outside the fixation part, and a first carrier coupled to the lid and disposed in the fixation part; and the first waterproof member comprises a first region positioned between the lid and the first carrier.
G01L 5/169 - Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring several components of force using magnetic means
G01L 5/00 - Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
G01L 5/22 - Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring the force applied to control members, e.g. control members of vehicles, triggers
G01L 1/12 - Measuring force or stress, in general by measuring variations in the magnetic properties of materials resulting from the application of stress
G01L 3/10 - Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft involving electric or magnetic means for indicating
G01D 5/14 - Mechanical means for transferring the output of a sensing memberMeans for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for convertingTransducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
The present invention relates to a magnet assembly and a method for manufacturing same. The magnet assembly of the present invention comprises: a magnet part in which one or a plurality of magnets are formed in the shape of a hexahedron; and a yoke contacting at least a portion of the bottom surface, left surface, and right surface of the magnet part, wherein the yoke may be characterized by being made of grain-oriented silicon steel (Si Steel). According to the present invention, it is possible to provide a magnet assembly capable of further amplifying magnetic flux in regions where strong magnetic flux is required, and further shielding magnetic flux to a lower level in regions where not required.
H02K 11/01 - Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for shielding from electromagnetic fields
An embodiment comprises: a fixed part; a moving part including an image sensor; a magnet and a coil that interact so that the moving part can move relative to the fixed part; a ball member disposed between the fixed member and the moving part; and a position sensor that detects the displacement of a moving part. The magnet includes a first magnet unit and a second magnet unit that are arranged on a first side portion of either the moving part or the fixed part, the ball member includes a first ball and a second ball that are arranged so as to overlap a first axis that intersects the first side portion, and the position sensor includes a first sensor arranged so as to overlap the first axis.
Provided are a SPAD array LiDAR capable of implementing various vertical angular resolutions by a combination of a SPAD array and a vertical scanner, and a vehicle including the same. A SPAD array LiDAR according to an embodiment of the present disclosure includes: an optical output unit outputting laser light to recognize a measurement target object; an optical sensor including a Single Photon Avalanche Diode (SPAD) array sensing reflected light of the laser light reflected from the measurement target object; and a scanner scanning the laser light and the reflected light. The scanner includes a horizontal scanner scanning the laser light and the reflected light in a horizontal scanning direction; and a vertical scanner scanning the laser light and the reflected light in a vertical scanning direction. The SPAD array includes optical pixels arranged in a plurality of pixel rows and a plurality of pixel columns along the horizontal scanning direction and the vertical scanning direction. The optical pixels are grouped into N pixel lines along the vertical scanning direction, where N is an integer of 2 or more. N, which is the number of the pixel lines, is dynamically set according to LiDAR specifications.
A camera module comprises: a first body including a lens; a second body coupled to the first body; a shield member coupled to the second body; a substrate disposed within the shield member; and a fastening member coupling the substrate and the shield member to the second body, wherein the shield member includes a bottom plate and a first coupling part protruding from the bottom plate to support the substrate.
H04N 23/55 - Optical parts specially adapted for electronic image sensorsMounting thereof
G02B 7/00 - Mountings, adjusting means, or light-tight connections, for optical elements
G03B 30/00 - Camera modules comprising integrated lens units and imaging units, specially adapted for being embedded in other devices, e.g. mobile phones or vehicles
A camera actuator including a housing, a mover on which an optical member is seated and which is disposed in the housing, a rotating plate disposed between the housing and the mover, and a driving part which is disposed in the housing and is configure to drive the mover. Additionally, the rotating plate includes a base, a first protruding part disposed on the base and serving as a first rotation shaft of a first axis tilt of the rotating plate, and a second protruding part disposed on the base and serving as a second rotation shaft of a second axis tilt of the rotating plate. Further, the first rotation shaft and the second rotation shaft overlap the base.
G03B 5/00 - Adjustment of optical system relative to image or object surface other than for focusing of general interest for cameras, projectors or printers
A circuit board according to an embodiment includes a first insulating layer; a second insulating layer disposed on the first insulating layer and including a cavity; a pad disposed on the first insulating layer and having a top surface exposed through the cavity; wherein the cavity of the second insulating layer includes: a bottom surface positioned higher than the top surface of the first insulating layer; and an inner wall extending from the bottom surface, wherein the inner wall includes: a first inner wall extending from the bottom surface and having a first inclination angle; and a second inner wall extending from the first inner wall and having a second inclination angle different from the first inclination angle.
A circuit board according to an embodiment an insulating layer; a first circuit pattern disposed on the insulating layer; and a first protective layer disposed on the insulating layer and including a first open portion vertically overlapping the first circuit pattern, wherein the first protective layer includes a first region including the first open portion and having a first thickness, and a second region having a second thickness greater than the first thickness without including the first open portion, wherein the first thickness of the first region is smaller than a third thickness of the first circuit pattern, and wherein an inner side surface of the first region constituting the first open portion includes a first inner side surface in direct contact with an outer side surface of the first circuit pattern, and a second inner side surface spaced apart from the outer side surface of the first circuit pattern.
A magnetic core, according to the present invention, comprises: a main composition including a manganese (Mn) component with an atomic ratio in the range of 0.74 to 0.76, a zinc (Zn) component with an atomic ratio in the range of 0.15 to 0.17, an iron (Fe) component with an atomic ratio in the range of 2.08 to 2.09, and a cobalt (Co) component with an atomic ratio in the range of 0.005 to 0.010; a magnetic ionic agent; and a non-magnetic additive, wherein the magnetic core has a core loss of 300 mW/cc or less at 80° C. to 100° C. under the conditions of 100 kHz frequency and a maximum magnetic flux density of 200 mT.
H01F 1/34 - Magnets or magnetic bodies characterised by the magnetic materials thereforSelection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites
C04B 35/26 - Shaped ceramic products characterised by their compositionCeramic compositionsProcessing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on ferrites
H01F 3/08 - Cores, yokes or armatures made from powder
98.
LIGHT GUIDE DEVICE, PROJECTION DEVICE, AND ELECTRONIC DEVICE COMPRISING SAME
An embodiment provides an electronic device comprising: a projector; a light guide device which guides light emitted from the projector; and an image rotation element which is disposed between the projector and the light guide device, wherein the image rotation element rotates light, emitted from the projector, about the lengthwise direction of the image rotation element. An embodiment provides a projection device comprising: a light source unit which is disposed in a housing; a light modulator which is disposed at one surface of the housing; a lens unit which is disposed at the rear end of the light source unit; a reflection unit which is disposed between the light source unit and the light modulator; a projection lens unit; and a prism which is disposed between the light modulator and the projection lens unit, wherein the light source unit, the lens unit, and the reflection unit are successively disposed and arranged to be inclined to the top surface of the light modulator or the housing.
An embodiment of the present invention discloses to a method for predicting lens defects, the method comprising the steps of: generating a dataset that is through-focus data by applying certain lens defects; performing machine learning on the basis of the dataset; and outputting a lens defect result when test through-focus data is input.
G06F 30/27 - Design optimisation, verification or simulation using machine learning, e.g. artificial intelligence, neural networks, support vector machines [SVM] or training a model
This circuit board comprises: a build-up insulating portion including a plurality of insulating layers stacked along a vertical direction; a first via electrode penetrating the build-up insulating portion; and a plurality of second via electrodes disposed around the first via electrode, wherein the first via electrode includes a first portion, a second portion disposed on the first portion, and a base metal layer disposed between the first portion and the second portion, at least one of the plurality of second via electrodes is electrically connected to the base metal layer, and the length of the first portion in a vertical direction and the length of the second portion in the vertical direction are different from each other.
