Silicon Works Co., Ltd.

Lx Semicon Co., Ltd.

Korea Advanced Institute of Science and Technology

Cj Cheiljedang Corporation

Korea Basic Science Institute

The Industry & Academic Cooperation in Chungnam National University (iac)

Jung Min Choi

Jong Min Park

Yong Sung Ahn

Seong Sik Yoon

Hyung Seog Oh

Hee Yoon Jung

Yong Suk Kim

Hyang Choi

Hak Sung Kim

Hee Kyoung Jung

Woong Jin Oh

Jung Hyun Tark

Chung Min Lee

Joong Jae Lee

Jae Duck Kim

Hyun Ho Kyeong

Yeong Shin Jang

Hyo Deok Seo

Jong Hwa Lee

Sang Woo Kim

Sun Young Park

Kyung Hwan Kim

Dae Keun Han

Joong-Jae Lee

Hak-Sung Kim

Hyung Sub Kim

Moon Ho Jang

Yong Min Kim

Ju Ho Lee

Jung Hwan Choi

Jin Yong Kim

Da Sol Won

Hong Kyu Choi

Jae Hyun Cho

Jun Hyeok Yang

Eun-Kyeong Jo

Chul-Su Yang

Hae-Kap Cheong

Gyeong Hwan Kim

Hyun Jung Kim

Kwon Sang Han

Kwang Myung Kang

Bang Sik Dong

Seon Ho Hong

Dong Keun Song

Sang Rok Cha

Disclosed are a driver circuit for a display, which is capable of a two-stage charge sharing operation, and an operating method thereof.

Charge sharing driver circuit for display and operating method thereof

The embodiment relates to a data driving device for driving pixels of a display panel. In the data driving device, two adjacent DACs can have different gate loads for the same gray level value so that the fluctuation of the gate load according to the gray level value is reduced.

Data driving device

A source driver IC capable of cancelling an output offset is provided. The source driver IC comprises a reception circuit configured to receive an input data packet from a timing controller when operating in a normal mode and obtain an image data and a first clock signal from the input data packet, a control circuit configured to receive and output the image data and the first clock signal from the reception circuit when operating in the normal mode. The control circuit is configured to receive and output a second clock signal from the timing controller when operating in a low power mode. The source driver IC further comprises an output buffer circuit configured to output a data voltage related to the image data when operating in the normal mode and maintain an output of the data voltage when operating in the low power mode.

Source driver integrated circuit, method of driving the same, and timing controller

The present disclosure relates to a data driving device and a display device including the same, and more particularly, to a data driving device and a display device including the same, capable of improving the slew rate and the display speed of the display device by overdriving a pixel of a display panel with a power voltage of the data driving device.

Data driving device and display device including the same

The present disclosure, in an aspect, relates to a source driver to control a bias current, and more particularly, to a source driver, in which a bias current of a buffer is controlled depending on a distance between the source driver and a pixel in a data line and a position, regarding which a bias current is set, and the intensity of the bias current are changed in every frame so that unnecessary power consumption due to bias currents may be reduced and a block-dim phenomenon may be alleviated.

Source driver controlling bias current

A display driving device for driving a display panel, including a gate line, a data line intersecting with the gate line, and a pixel defined by the gate line and the data line, includes a data driver inputting an image signal to the pixel through the data line, a panel test unit determining the occurrence or not of an error of the gate line or the data line, and a switching unit selectively connecting the data driver or the panel test unit to the display panel.

Display driving device and display driving method

A display driving device capable of operating a source driver integrated circuit (IC) in a low power mode during a touch sensing period includes a source driver IC configured to operate in a first low power mode in which an analog data processing unit is deactivated or operate in a second low power mode in which both of the analog data processing unit and a digital data processing unit are deactivated, during a touch sensing period of a first frame; and a readout IC configured to supply touch sensor driving signals to touch sensors during the touch sensing period and receive touch sensing data from the touch sensors according to the touch sensor driving signals.

Apparatus and method for driving display

The present disclosure relates to a data processing device, a data driving device, and a system for driving a display device, and more particularly, to a data processing device, a data driving device, and a system capable of reducing power consumption of the display device.

Data processing device, data driving device and system for driving display device

The present disclosure relates to a power management circuit including a multiplexer and a power converter, and can provide technology that implements a multiplexer selecting and outputting input power to the power management circuit and a power converter controlling input voltage of a timing controller as one integrated circuit.

Power management integrated circuit and display device including the same

A touch sensing device is connected to a plurality of touch sensors to drive the plurality of touch sensors and to receive a sensing signal. The touch sensing device includes an input unit generating pieces of sensing data by using a sensing signal input from each of the plurality of touch sensors and a correction unit dividing the pieces of sensing data into a plurality of groups and applying different correction values to the sensing data of each of the plurality of groups to generate correction data.

Touch sensing device having group correction unit and driving method thereof

The present disclosure relates to a technology of sensing a touch. According to the present disclosure, touch sensors are driven in a time division way using multiplexers disposed on a panel and auxiliary signals, with a same phase as that of driving signals, are supplied to electrodes around a touch sensor in driving so as to reduce the introduction of noises from the neighboring electrodes.

Display device and driving device for driving a panel

The present disclosure relates to a data-driving device and a system for driving a display device and, more specifically, a data-driving device and a system for reducing power consumption of a display device by reducing a static current of the data-driving device.

Data driving device, data processing device, and system for driving display device

Display device and data driving device overdriving a pixel with a power voltage

An embodiment relates to a pixel sensing technique. By supplying a precharge voltage to a sensing line using an amplifier used in pixel sensing, it is possible to minimize differences between precharge voltages of sensing lines and solve a crosstalk problem between the sensing lines, while not increasing a size of a pixel sensing device.

Pixel sensing device and panel driving device for sensing characteristics of pixels

Growing community of inventors

Daejeon, South Korea

Jung Min Choi