Samsung Electronics Co., Ltd.

Skhynix Inc.

Jangjung Industrial Corp.

Jeon Jin Bio Co., Ltd.

Tae Gyu Kim

Jin Kyu Bang

Hwan Mook Kim

Dong Hwan Kim

Jae Hyung Kim

Dong Woo Lee

Jong Sup Song

Jae Sung You

Dong Jin Seol

Su Ho Shin

Min Soo Han

Chang Hoon Jung

Tai Oh Chung

Hyoung Cheol Cho

Seung Jun Lee

Sang Hoon Lee

Sung Jin Hong

Dong-Won Kim

Ki Young Chang

Nak Hyun Kim

Young Chul Ko

Young Uk Yun

Hae Yeon Kim

Hwan Hee Kim

Jin U Kim

Chang Bae Lim

Jae Hyeok Jang

Je Sun Moon

Hyun Suk Kwak

Kyung Bae Ko

Chong O Yoon

Il Kwon Hwang

Tae Hun Lee

Se Jin Son

Tea Sung Jung

Won Sik Choi

Sung Yeul Hong

Hwan Guem Kim

An electronic device according to an embodiment may comprise: a housing including a first slit having a length corresponding to a first frequency and a second slit extending from one point of the first slit in a different direction from the first slit and having a length corresponding to a second frequency, and configured to resonate at the first frequency and the second frequency by the first slit and the second slit; a printed circuit board disposed in the housing and at least partially made of a non-conductive material in regions corresponding to the first slit and the second slit; and a power supply unit for supplying power through one point of the housing, adjacent to the first slit or the second slit. Various other embodiments recognized from the specification are also possible.

Electronic device comprising antenna

A clock generator and an image sensor including the same are disclosed, which relate to technology for improving an operation speed of a voltage controlled oscillator. The clock generator includes a phase frequency detector (PFD) configured to detect a phase difference between a clock signal and a reference clock signal, a voltage converter configured to adjust a current corresponding to a voltage level in response to an output signal of the phase frequency detector (PFD), a filter circuit configured to generate a control voltage by filtering an output signal of the voltage converter, a voltage pumping circuit configured to pump an output voltage of the voltage converter, and provide the control voltage having a pumped voltage level, and a voltage controlled oscillator configured to generate a clock signal, an oscillation frequency of which is adjusted, in response to the control voltage.

Clock generator and image sensor including the same

An analog-to-digital conversion (ADC) circuit and a CMOS image sensor are disclosed. The ADC circuit includes a first column line configured to receive a first pixel signal from a first pixel, a second column line configured to receive a second pixel signal from a second pixel located adjacent to the first pixel, and a correlated double sampling (CDS) circuit configured to perform a CDS operation by comparing the first pixel signal, the second pixel signal, a first ramp signal, and a second ramp signal with one another. The CDS circuit may perform the CDS operation on the first pixel signal by selecting the first column line in a first operation period, and may perform the CDS operation on the first pixel signal and the second pixel signal by selecting the first column line and the second column line in a second operation period.

Analog-to-digital conversion (ADC) circuit and CMOS image sensor including the same

A ramp signal generator and an image sensor including the same are disclosed, which relate to technology for allowing a ramp signal generator to reduce voltage drop and current deviation affected by fabrication change. The ramp signal generator includes a ramp array including a plurality of ramp circuits arranged in row and column directions and selectively activated by ramp control signals, and configured to generate an output current by summing currents from selectively activated ramp circuits, and a current-to-voltage converter configured to convert the output current into a voltage value to output the voltage value as a ramp signal. Each of the ramp circuits initializes a voltage of a charge node in response to an initialization voltage, and generates the output current based on charges in a charge transistor charged through the charge node when receiving a drive voltage.

Ramp signal generator and image sensor including the same

Disclosed are devices, systems and methods for reading out data at a high speed. The data output circuit includes a line memory configured to latch a digital signal, and output the latched digital signal to a pair of column lines in response to an output control signal, a precharge circuit configured to precharge the pair of column lines with a first precharge voltage level in response to a first precharge signal, a charge circuit configured to charge the pair of column lines with a voltage, a charge controller configured to charge the charge circuit with a second precharge voltage level in response to a second precharge signal, and a sense amplifier configured to amplify an output voltage of the charge circuit in response to a sensing enable signal.

Data output circuit and image sensor including the same

An antenna device for an electronic device for wireless communication is provided. The antenna device includes an antenna area connected to a feeding line and a ground line, such that the antenna area is configured to transmit/receive a signal of a first frequency band; and a branching feeding pattern branching from the feeding line and connected to one side of the antenna area, such that the branching feeding pattern is configured to enable the antenna area to transmit/receive a signal of a second frequency band.

Antenna device and electrical device including the same

An apparatus for producing reducing water that maintains a neutral range of pH and exhibits superior reducing force. The apparatus for producing reducing water includes an electrolytic bath including a cathode chamber provided with a cathode, an anode chamber provided with an anode, and an intermediate chamber interposed between the cathode chamber and the anode chamber, wherein the cathode chamber and the intermediate chamber are provided with an inlet through which water is supplied, and an outlet through which water is discharged, a cation exchange membrane is provided between the cathode chamber and the intermediate chamber, and the intermediate chamber includes a cation exchange resin that dissociates hydrogen ions when the cation exchange resin reacts with water.

Electrolytic apparatus with circulator, reverse osmosis filter, and cooler, for producing reducing water

An electronic device including a plurality of antennas is provided. The electronic device includes a first radiator including at least one matching block that is connected with a ground area and at least one side of the first radiator. The first radiator is configured to transmit and receive a first frequency signal through a first antenna resonance length corresponding to a first area of the first radiator, and to transmit and receive a second frequency signal through a second antenna resonance length corresponding to a second area opposite to the first area. A second radiator is connected with the ground area and is configured to transmit and receive a third frequency signal through a third antenna resonance length corresponding to a third area adjacent to the first radiator.

Antenna and electronics device including the same

A light emitting device is provide comprising a light emitting diode (LED) chip having a first main surface and a second main surface opposing the first main surface, and one or more side surfaces extending between the first main surface and second main surface. A plurality of electrodes is disposed on the first main surface. A wavelength conversion film is disposed on the second main surface. A mark is formed in the wavelength conversion film. The mark contains orientation information of the light emitting device, thereby enabling the light emitting device to be properly oriented on a receiving substrate.

Semiconductor light emitting device

There is provided a method of manufacturing a light emitting device, the method including: mounting a plurality of light emitting devices on an adhesive layer; arranging upper surfaces of the plurality of light emitting devices to be disposed horizontally using a pressing member; forming a wavelength conversion part covering the plurality of light emitting devices on the adhesive layer by applying a resin including at least one phosphor material; planarizing an upper surface of the wavelength conversion part using the pressing member; and separating the adhesive layer from the plurality of light emitting devices.

Method of manufacturing light emitting device

There is provided a vacuum tray including a pocket part; a seating part being stepped downwardly from a bottom surface of the pocket part and having a light emitting device seated therein; and a cavity part being stepped downwardly from edges of the seating part and having an electrode terminal of the light emitting device accommodated therein. The pocket part may include a plurality of pocket parts having a matrix structure, such that the plurality of pocket parts are arranged in columns and rows.

Vacuum tray and method of manufacturing light emitting device using the same

Provided is an apparatus and method of manufacturing a color filter adsorbing toner nano-particles by using electrostatic force. In the apparatus for manufacturing the color filter, a laser driver generates at least one laser control signal according to electrification data, at least one laser device forming a laser irradiation unit which irradiates a laser for a predetermined time according to the at least one laser control signal. According to the irradiated laser, electrostatic latent images are formed in positions of color filter cells having a predetermined resolution standard requirements in a glass substrate, and toner nano-particles are electrostatically adsorbed to the formed electrostatic latent images.

Apparatus and method for manufacturing color filter adsorbing toner nano particles by using electrostatic force

An image forming apparatus that is capable of preventing a damage to a fusing belt or hazardous conditions due to the overheating of the fusing belt and a fusing device thereof are disclosed. The image forming apparatus has a fusing device including a fusing belt, a heat source disposed in the fusing belt, a support member to support the fusing belt, the support member having an opening through which heat emitted from the heat source passes to at least a portion of the fusing belt, and a first temperature sensor positioned to measure temperature of the fusing belt at the portion directly heated by radiant heat transmitted through the opening. A control unit of the image forming apparatus controls the heat source based on the temperature measured by the first temperature sensor.

Image forming apparatus, fusing device thereof and method of controlling fusing device

The present invention relates to a four-sided dustproof mask including: an upper filter adapted to surround a wearer's nose area; a lower filter adapted to surround the wearer's chin area; and a protruded center filter adapted to attach the upper filter and the lower filter thereto in such a manner as to make the both ends of the upper filter and the lower filter correspond to center points formed at the both ends of a curved folding line dividing the protruded center filter into two sides, the curved folding line having a straight line portion having a predetermined length protrudedly extended from the center points thereof, whereby while the upper filter and the lower filter are being developed, the protruded center filter is protruded to a dome-like shape.

Four-sided dustproof mask

Growing community of inventors

Gyeonggi-do, South Korea

Tae Gyu Kim