Sapien Semiconductors Inc.

Cj Cheiljedang Corporation

Lg Electronics Inc.

Coway Co., Ltd

Korea Institute of Industrial Technology

Gj Cheiljedang Corporation

Jun Young Jung

Yong Uk Shin

So Young Kim

In Sung Lee

Il Chul Kim

Jun-Woo Kim

Myunghee Lee

Jung Min Lee

Jae Hoon Lee

Min Kyu Kang

Chul Hee Lee

Aharon Eyal

Yong Bum Seo

Sang Mok Lee

Hyun Kyu Kim

Jong Ho Choi

Hyunkyu Kim

In Seok Hwang

Kibong Song

Ki Bong Song

Seung Yoon Noh

Jaeik Kim

Jae Hee Lee

Su Min Shin

Sangkyeong Jeong

Kang Hoon Lee

Sung Kwang Son

Eung Kyu Park

In Kyung Heo

Soon Won Hong

Youn Jae Lee

Jin Geun Choi

Se-Hee Jo

Gyeonghwan Kim

So Yeon Na

Sang Kyeong Jeong

Je-won Hong

Juun Park

Hyun Sub Park

In Hoon Jang

Hyun Dae Yang

Min Sup Kim

Chui Hee Lee

Min Gi Chae

Chul Je Park

Jin Seong Rim

Seung Hoon Kang

Seung-Je Lee

Chungkwon Lee

Jin Woo Sung

The present embodiments disclose a display device. A display device according to an embodiment of the present disclosure may include an array of pixels, each pixel connected to a respective luminous element. The array of pixels comprises a first pixel comprising a first memory to configured to store image data to drive a first luminous element; and at least one pixel directly adjacent to the first pixel, each of the at least one pixel comparing a second memory electrically connected to the first memory, wherein the second memory is configured to receive the n-bit data from the first memory.

Pixel and display device

Air purifier

A display device with combined pixel driving methods includes a pixel unit in which a plurality of pixels are arranged, each pixel including a luminous element and a pixel circuit connected to the luminous element, and a driver configured to generate and supply a driving current, a clock signal, and a driving method selection signal to the pixel unit, wherein the pixel circuit of each of the plurality of pixels drives light emission of the luminous element based on the driving method selection signal through one of a pulse width modulation (PWM) driving method or a pulse amplitude modulation (PAM) driving method.

Display device with combined driving methods

The present embodiments disclose a pixel. A pixel according to an embodiment of the present disclosure comprises a luminous element and a pixel circuit connected to the luminous element, wherein the pixel circuit include a first pixel circuit configured to control light-emission and non-emission of the luminous element in response to a control signal applied to each of a plurality of subframes constituting a single frame during a light-emitting period, a second pixel circuit configured to store bit values of image data in a data writing period and generate the control signal based on the bit values and a clock signal, a bias circuit configured to supply a driving power to the first pixel circuit, and a bias controller configured to generate a bias control signal for controlling the bias circuit and output the bias control signal to the bias circuit.

Pixel driving circuit and display device

The present embodiments disclose a display device. A display device according to an embodiment of the present disclosure may comprise a pixel including a plurality of sub-pixels having luminous elements respectively, wherein each of the plurality of sub-pixels may be arranged in parallel with each other; and a pixel circuit connected to the luminous elements for driving the luminous elements; wherein the luminous elements may emit light of one color among red, green, and blue, and wherein a number of luminous elements emitting red light may be greater than a number of luminous elements emitting green or blue light.

The present embodiments disclose a pixel driving circuit. A pixel driving circuit according to an embodiment of the present disclosure is electrically connected to a luminous element and comprises a first circuit configured to control light-emission and non-emission of the luminous element in response to a control signal applied to each of a plurality of subframes included in a frame, a second circuit configured to store bit values of multi-bit data in the frame and generate the control signal based on the stored bit values, and a clock signal such that each subframe included in the frame is controlled according to each bit value, and wherein each of the plurality of subframes includes a data-writing period and a light-emitting period, during the data-writing period of each subframe, the second circuit receives and stores a corresponding bit string from among a plurality of bit strings of n-bit data, wherein the plurality of bit strings are generated by a combination of bits in the number of n, which is smaller than m, from among m bits constituting a bit string of the multi-bit data, and the n-bit data is a bit string in which n bits from among the m bits are combined such that a difference in light-emitting periods of the plurality of subframes is minimized.

The present embodiments disclose a display device. A display device according to an embodiment of the present disclosure comprises a pixel unit including a plurality of pixels, each including a luminous element and a pixel circuit connected to the luminous element, a clock generator configured to generate a plurality of clock signals each corresponding to each of a plurality of subframes constituting a frame, and a parallel to serial converter configured to convert the plurality of clock signals to a serial clock signal and transfer the serial clock signal to the pixel unit, and wherein the pixel circuit of each pixel includes a first pixel circuit configured to control light-emission and non-emission of the luminous element in response to a control signal applied to each of the plurality of subframes and a second pixel circuit configured to store bit values of image data in the frame and generate the control signal based on the stored bit values and the serial clock signal such that each subframe included in the frame is controlled according to each bit value.

Display device

Provided is a method of preparing L-homoserine, the method including contacting an L-homoserine derivative with a solid acid catalyst.

Method of preparing L-homoserine

The present disclosure relates to a method for preparing L-cysteine crystals, and L-cysteine crystals prepared by the method. Through the method for preparing L-cysteine crystals of the present disclosure, L-cysteine crystals can be obtained from a natural L-cysteine fermentation broth with a high recovery rate and/or purity without a chemical reaction or the use of an artificial synthetic compound.

Method for preparing natural L-cysteine crystals by continuous chromatography

An apparatus and a method for controlling an interior of a vehicle are disclosed. The apparatus for controlling the interior of the vehicle may include an interface configured to receive, at predetermined cycles, information on at least one of video of an inside of the vehicle collected by a camera or sound of the inside of the vehicle collected from a microphone, and a processor configured to determine a relationship between passengers in the vehicle based on the information, and control the interior of the vehicle based on the relationship between the passengers. When determining the relationship between passengers, a passenger relationship estimation algorithm used may be a neural network model generated through machine learning, and may be stored in a memory in the apparatus for controlling the interior of the vehicle, or may be provided via a server in an artificial intelligence environment through a 5G network.

Apparatus and method for controlling interior of vehicle

An embodiment of the present disclosure provides a vehicle management game service providing device installed in a vehicle. The vehicle management game service providing device includes a receiver, a controller, which obtains vehicle information, and determines whether a user's intervention is required with regard to a vehicle-related task on the basis of the obtained vehicle information, a user interface, which receives a user input signal, and provides a screen according to execution of the user game, and an operator, which operates the vehicle according to a vehicle control signal. At least one among an autonomous vehicle, a user terminal, and a server according to embodiments of the present disclosure may be associated or integrated with an artificial intelligence module, a drone (unmanned aerial vehicle (UAV)), a robot, an augmented reality (AR) device, a virtual reality (VR) device, a 5G service related device, and the like.

Apparatus and method for providing game service for managing vehicle

The present disclosure relates to a method for preparing L-cysteine hydrochloride hydrate crystals, and L-cysteine hydrochloride hydrate crystals prepared by the method. Through the method for preparing L-cysteine hydrochloride hydrate crystals of the present disclosure, L-cysteine hydrochloride hydrate crystals can be obtained from a natural L-cysteine fermentation broth with a high recovery rate and/or purity without a chemical reaction or the use of an artificial synthetic compound.

Method for preparing natural L-cysteine hydrochloride hydrate crystals by continuous chromatography

Growing community of inventors

Seoul, South Korea

Jun Young Jung