Abstract: A circuit board according to an embodiment includes an insulating layer; a circuit layer disposed on the insulating layer; and a protective layer disposed on the insulating layer, wherein the circuit layer includes a first-first pad and a first-second pad spaced apart from each other in a first horizontal direction, wherein the protective layer includes: a first protective pattern disposed between the first-first pad and the first-second pad and surrounding at least a portion of a side surface of the first-first pad and a side surface of the first-second pad; and a second protective pattern disposed surrounding the first protective pattern, an upper surface of the first protective pattern is positioned lower than an upper surface of the first-first pad and an upper surface of the first-second pad, an upper surface of the second protective pattern is positioned higher than the upper surfaces of the first-first pad and the first-second pad, and each of the first-first pad and the first-second pad has different

Abstract: An embodiment may provide a motor comprising: a stator including stator teeth; and a rotor including a magnet, wherein the stator teeth include a first stator tooth and a second stator tooth disposed within the first stator tooth, wherein the first stator tooth includes a plurality of first teeth, the second stator tooth includes a plurality of second teeth, wherein the first teeth radially overlap the second teeth at the center of the stator in a radial direction, the motor further comprising: a sensor and a collector disposed between the first stator tooth and the second stator tooth in the radial direction, and the motor further comprising: a circuit board on which the sensor is disposed; and a housing accommodating the circuit board, wherein the collector includes a first collector and a second collector disposed within the first collector, the sensor is disposed, in the radial direction, between the first collector and the second collector, and the housing includes a first protrusion, wherein the first p

Abstract: In an alloy metal plate according to an embodiment, diffraction intensity of a (111) plane of the alloy metal plate is defined as I (111), diffraction intensity of a (200) plane of the alloy metal plate is defined as I (200), diffraction intensity of a (220) plane of the alloy metal plate is defined as I (220), a diffraction intensity ratio of I (200) is defined by the following Equation 1, and a diffraction intensity ratio of I (220) is defined by the following Equation 2. At this time, the A is 0.5 to 0.6, the B is 0.3 to 0.5, and the value A may be larger than a value B. A = I ? ( 200 ) / { I ? ( 200 ) + I ? ( 220 ) + I ? ( 111 ) } [ Equation ? 1 ] The diffraction intensity ratio of I (220) is defined by the following Equation 2.

Abstract: A lens moving apparatus, according to one embodiment, comprises: a bobbin having a first coil installed on the outer circumferential surface thereof; a location detection sensor equipped to the bobbin; a housing in which the bobbin is provided; an upper elastic member disposed on the upper side of the housing; and a support member that supports the housing such that the housing can move in a second or third direction that is perpendicular to a first direction, wherein the upper elastic member is divided into a plurality of parts, at least two of which are disposed parallel to each other on the x-y plane in the second or third direction and are disposed such that end portions thereof face each other.

Abstract: This camera module comprises: a first housing including a lens; a second housing coupled to the first housing; a substrate assembly positioned inside a space formed by the coupling of the first housing and the second housing; and a shield can positioned inside the second housing. The substrate assembly includes at least one substrate and a spacer positioned outside the substrate, wherein the spacer includes a plurality of protrusions that protrude from the outer surface and contact the shield can.

Abstract: A method of transmitting power by a wireless power transmitter, the method including sequentially transmitting a sensing signal a plurality of times to a wireless power receiver through a plurality of transmission coils to sense the presence of the wireless power receiver; identifying transmission coils that receive a signal strength indictor transmitted by the wireless power receiver in response to the plurality of sensing signals; and selecting, as a power transmission coil, the transmission coil that has received the signal strength indicator having the largest amount or the largest value among the transmission coils that have received the signal strength indicator, receiving a plurality of packets including a foreign object detection (FOD) status packet from the wireless power receiver; determining whether a foreign object is present in a charging area of the wireless power transmitter on the basis of the FOD status packet; and transmitting, to the wireless power receiver, a response signal indicating whe

Abstract: A lens assembly according to an embodiment may comprise: a first pin; a first housing which moves along the first pin; a first lens group arranged in the first housing; and a first wheel which is arranged in the first housing and moves along the first pin. The first wheel may include a first rotation shaft coupled to the first housing, and a first rotation part which rotates about the first rotation shaft. The first rotation part may include a groove corresponding to the first pin, wherein the maximum depth of the groove may be less than one-half the maximum thickness of the first pin in a direction perpendicular to the first rotation shaft.

Abstract: An embodiment of the present invention relates to an imaging lens comprising: a first lens having positive (+) refractive power; a second lens having negative (?) refractive power; a third lens having negative (?) refractive power; a fourth lens; a fifth lens having negative (?) refractive power; and a sixth lens, wherein the first to sixth lenses are successively arranged from an object side to an image side, the first to third, fifth, and sixth lenses are solid lenses, and the fourth lens comprises a focus-tunable lens.

Abstract: One embodiment relates to a camera module comprising: a housing; a first printed circuit board having an image sensor mounted thereon, and loaded in the housing such that the image sensor is accommodated in the housing; a second printed circuit board and a third printed circuit board sequentially arranged on the lower part of the first printed circuit board in the vertical direction; a support unit arranged in the housing while accommodating the first printed circuit board therein, and having a stepped portion including a first loading portion at which the second printed circuit board is placed and a second loading portion at which the third printed circuit board is placed; and a fixing unit coupled to the housing by penetrating through a first groove portion and a second groove portion, which are respectively formed at the edge parts of the second printed circuit board and the third printed circuit board, and through a third groove portion formed at the edge part of the support unit.

Abstract: A method of transmitting power by a wireless power transmitter, the method including receiving a plurality of packets including a foreign object detection (FOD) status packet from a wireless power receiver; determining whether a foreign object is present in a charging area of the wireless power transmitter on the basis of the FOD status packet; and transmitting, to the wireless power receiver, a response signal indicating whether the foreign object is present in the charging area of the wireless power transmitter on the basis of a result of the determination, wherein the response signal is determined using a measured peak frequency of a power signal transmitted by the wireless power transmitter and a reference peak frequency included in the FOD status packet received from the wireless power receiver, wherein the plurality of packets further include at least one of a signal strength packet, an end power transfer packet, a power control hold-off packet, a control error packet, a renegotiation packet, an eight-b

Abstract: A lens moving apparatus including a base, a coil board disposed on the base and comprising a first bore, a second coil, and a terminal conductively connected to the second coil, a housing disposed on the coil board, a bobbin disposed in the housing, a first magnet disposed at the housing so as to be opposite to the second coil in an optical axis direction, a pad portion disposed between the coil board and the base, a conductive adhesive member connecting the terminal of the coil board and the pad portion. The terminal is disposed to contact an inner circumferential surface of the coil board, and the pad portion comprises a curved surface.

Abstract: A lens moving apparatus includes a housing; a bobbin arranged inside the housing; a first coil arranged on the bobbin; first magnets arranged on first to fourth corner portions of the housing, respectively; a first circuit board which is arranged on a first side portion of the housing, and which comprises a first terminal, a second terminal, a third terminal, and a fourth terminal; a first position sensor arranged on the first circuit board and electrically connected to the first to fourth terminals; a first upper elastic unit arranged on the first corner portion of the housing; a second upper elastic unit arranged on the second corner portion of the housing; a third upper elastic unit arranged on the third corner portion of the housing; and a fourth upper elastic unit arranged on the fourth corner portion of the housing.

Abstract: A camera module including a first body having a lens, a second body coupled to the first body, a substrate assembly located inside the second body, and a first shield can located inside the first body, the first shield can facing the substrate assembly in an optical axis direction. The first body includes at least one hole exposing the first shield can to an outside.

Abstract: Systems and methods are provided herein for improved short range object detection in LIDAR systems. An example method may include providing, by a biasing voltage source, a first biasing voltage to a photodetector of a LIDAR system at a first time corresponding to a light emission from an emitter of the LIDAR system. The example method may also include providing, by the biasing voltage source, a second biasing voltage to the photodetector at a second time subsequent to the first time. The example method may also include receiving, by a pole/zero cancellation subcircuit of the LIDAR system, a first output signal from the photodetector. The example method may also include removing, by the pole/zero cancellation subcircuit, an undershoot or overshoot from the first output signal. The example method may also include receiving, by a first gain subcircuit, a second output signal from the pole/zero cancellation subcircuit.

Abstract: A power transmission method for a wireless power transmitter, the power transmission method including transmitting sequentially a plurality of sensing signals to a wireless power receiver through transmission coils to sense a presence of the wireless power receiver; identifying transmission coils that receives a signal strength indictor transmitted from the wireless power receiver in response to the plurality of sensing signals; selecting, as a power transmission coil, a transmission coil that receives a signal strength indicator having the largest amount or the largest value among the transmission coils, receiving, from a wireless power receiver, a foreign object detection (FOD) status packet including information on a reference quality factor or a reference peak frequency; determining whether a foreign object is present in a charging area of the wireless power transmitter based on the FOD status packet; and generating a foreign object detection indicator indicating whether the foreign object is present in t

Abstract: A circuit board according to an embodiment includes an insulating layer; and a via portion disposed in a via hole formed in the insulating layer; wherein the via portion includes: a first pad disposed on a lower surface of the insulating layer; a second pad disposed on an upper surface of the insulating layer; a third pad disposed in the via hole and disposed on the first pad; and a connection portion disposed in the via hole and disposed between the second pad and the third pad.

Abstract: An embodiment provides an optical device comprising: a lens assembly which includes a liquid lens comprising a first liquid and a second liquid forming an interface therebetween; a temperature sensor which senses the temperature of the liquid lens; and a controller which controls a driving signal for the liquid lens, wherein the controller controls the driving signal by using a first function when the sensed temperature is in a first temperature range and by using a second function different from the first function when the sensed temperature is in a second temperature range.

Abstract: The present invention can provide a motor including a shaft, a bearing which supports the shaft, a shield including a first hole through which the shaft passes, and a base including a second hole through which the shaft passes, wherein the shield includes a first region disposed in the base and a second region extending from the first region, protruding outward from the base, and having the first hole, and the bearing is disposed in the first hole.

Abstract: An optical path control member according to an embodiment includes: a first substrate on which a first direction and a second direction are defined; a first electrode disposed on the first substrate; a second substrate disposed on the first substrate and defining the first direction and the second direction; a second electrode disposed under the second substrate; a light conversion part disposed between the first electrode and the second electrode; an adhesive layer disposed between the first electrode and the light conversion part, and a cutting region formed by removing the second substrate, the second electrode, and the light conversion part, wherein the cutting region includes a first cutting region and a second cutting region that extend in a length direction of the first direction and are disposed to face each other in the second direction, the first cutting region and the second cutting region include a first region in which the adhesive layer is formed and a second region formed by partially or entire

Abstract: A lens assembly including a lens barrel, and an extension portion extending from the lens barrel in parallel to an optical axis direction. In addition, the extension portion includes a seating portion provided on an outer side surface of the extension portion and extending parallel to the optical axis direction, and a recess portion provided on the outer side surface of the extension portion and spaced apart from the seating portion. Further, the recess portion includes a first recess and a second recess spaced apart from each other along the optical axis direction, and a length of the seating portion in the optical axis direction is greater than a shortest distance in the optical axis direction between the first recess and the second recess.