Shenzhen China Star Optoelectronics Technology Co., Ltd.

Wuhan China Star Optoelectronics Technology Co., Ltd.

Other

Shenzhen Royole Technologies Co., Ltd.

Xiaoping Tan

Jiehui Qin

Xingling Guo

Man Li

Wei Feng Chen

Feilin Ji

Chun-hung Huang

Yong Zhang

Zhenzhou Xing

Jianjun Xie

Xiang Yang

Qingcheng Zuo

Chunpeng Guo

Yucheng Lu

Po-shen Lin

Yujie Bai

Yong Fan

Wei Chen

Yu Wei Chen

Yu Wu

Cong Wang

Chih-Tsung Kang

Yu-Yeh Chen

Lei Sun

Wenqin Zhao

Dekang Zeng

Poshen Lin

Tingting Zhang

Jinjie Zhou

Sheng-Jer Chang Chien

Liang-chan Liao

Taisheng An

Nianmao Wang

Jianyong Fu

Hongrui Cao

Dongguang Wu

A display panel and an image data compensation method thereof are provided. The display panel includes a first data driving module and a second data driving module. The first data driving module is configured to provide image data signals for a first display area and perform De-Mura compensation. The second data driving module is configured to provide image data signals for a second display area and perform De-Mura compensation. The first data driving module is configured to obtain image data of the second display area after De-Mura compensation, and adjust image data of a first compensation area adjacent to the second display area in the first display area. The second data driving module is configured to obtain image data of the first display area after De-Mura compensation, and adjust image data of a second compensation area adjacent to the first display area in the second display area.

Display panel and image data compensation method thereof

A method for driving touch display and a touch display screen are provided. The touch display screen includes a plurality of continuous work time periods. Each work time period includes a display time period and a touch time period. In the display time period, a plurality of second signal lines are configured to cooperate with a plurality of third signal lines to perform image-signal transmission for image display. The touch time period includes a detection time period and a sensing time period. In the detection time period, at least one second signal line of the plurality of the second signal lines is provided with a touch driving signal, a detection signal is received from a plurality of first signal lines, the detection signal is compared with a preset signal to obtain a comparison result, the touch time period is prolonged or shortened according to the comparison result.

Method for driving touch display and touch display screen

A driving circuit for a display panel is disclosed. The driving circuit includes at least a driving signal line connected to a display driving signal transmission unit delivering display driving signal produced by the display driving signal transmission unit to sub-pixels of the display panel through the driving signal line; and a number of data signal lines connected to a display data provision unit delivering display data signal produced by the display data provision unit to the sub-pixels. For each subset of the sub-pixels that are of a same component color, at least two data signal lines, starting from different points of time, deliver display data signal to the subset of sub-pixels that are of the same component color. The driving circuit effectively resolves glitches to input signal resulted from heavy transient load to the input signal.

Display panel and driving circuit thereof

A method for rendering pixel, an apparatus for rendering pixel, and a display device are disclosed. The method includes steps of obtaining gray-scale values of three primary colors of an original image pixel in an RGB color space, converting the gray-scale values of three primary colors of the original image pixel into gray-scale values of three primary colors and a compensating component of a compensating image pixel, sampling from a compensating image, and setting the gray-scale values of the three primary colors and the compensating component of two adjacent compensating image pixels in each row as gray-scale values of corresponding sub pixels of a screen pixel in each row.

Method for rendering pixel, apparatus for rendering pixel, and display device

The present disclosure relates to a driving system of display panels. The driving system includes a main board and a display panel. The main board is configured with a driving chip, and the driving chip electrically connects to the display panel via a flexible circuit board to drive the display panel to display. With such configuration, the driving system is configured with the main board and the driving chip, and the driving chip is arranged on the main board, instead of the flexible circuit board. With such configuration, the space of the display area occupied by the components is reduced so as to realize the narrow border design for a top border and a bottom border of the display panel. In this way, the screen ratio of the display panel is increased.

Driving systems of display panels

The present application discloses a bilateral driving device and a tablet display. The bilateral driving device includes a first source driver, a second source driver and at least two driving signal lines connected to the first source driver, a second source driver, wherein the connection of the middle site of the at least two driving signal lines is not parallel to the specific edge of the display panel. By adapting the embodiment of the present application can utilize the visual characteristics of the human eye, the connection of the middle site of the at least two driving signal lines is not parallel to the edge of the display panel to confuse the dark spots and bright spots, to enhance brightness uniformity of the display panel, and improve the display quality.

Bilateral driving device and tablet display

The present disclosure relates to a driving method and a driving device of display panels. The driving method includes: dividing a saturation interval of an original image frame to be displayed by a display panel into a plurality of sub-saturation intervals; obtaining saturation values corresponding to each of the pixels in the original image frame; calculating numbers of pixels in the original image frame falling within each of the sub-saturation intervals in accordance with the saturation values corresponding to each of the pixels. In this way, the backlight brightness outputted by the backlight module may be adjusted in accordance with the saturation values of the original image frame so as to enhance the low brightness issue when a pure-color image is displayed by the display panel configured with RGBW sub-pixels.

Driving methods and driving devices of display panels

The present disclosure relates to a driving method and a driving device of display panels. The driving method includes: obtaining three-color sub-pixel data of each of pixels of a current image, obtaining a saturation value corresponding to each of the pixels in accordance with the three-color sub-pixel data of each of the pixels, obtaining a current background-white ratio in accordance with the three-color sub-pixel data and the saturation value of each of the pixels, determining whether the current background-white ratio is within a predetermined adjustment range, and reducing a white grayscale value of four-color sub-pixel data of the current image in accordance with the current background-white ratio and outputting the reduced white grayscale value to a display panel. In this way, the darker pure-color effect due to the high contrast may be reduced, which effectively enhances the darker pure-color issue of the RGBW display panel.

The present disclosure relates to a display panel and an array substrate including a plurality of pixel cells including colorful sub-pixels and one white sub-pixel. Each of the sub-pixels includes at least one sub-pixel electrode and at least one sub-pixel transistor corresponding to each of the sub-pixel electrode. The sub-pixel transistors are configured within the white sub-pixel to enhance an aperture rate of the colorful sub-pixels. As the sub-pixel transistors are configured within the same white sub-pixel, the brightness of the white sub-pixel may be decreased. At the same time, the aperture rate of the colorful sub-pixels may be greatly enhanced so as to enhance the performance of colorful images.

Display panels and the array substrates thereof

A touch driving circuit and a touch sensitive display panel are provided. The touch driving circuit is disposed on a corresponding touch sensitive display panel. The touch driving circuit includes a touch driving chip, driving signals encoders, driving lines, sensing lines, driving wires, and sensing wires. Preliminary touch driving signals herein include touch data signals and touch clock signals, and the driving signals encoders convert the touch data signals into the touch driving signals according to the touch clock signals.

Touch driving circuit and touch sensitive display panel

A liquid crystal display panel and a liquid crystal display device are provided. The liquid crystal display panel has a plurality of scan lines, and a plurality of data lines, which coordinate with the scan lines to form a plurality of subpixel regions. Each subpixel region is provided with a subpixel, and each subpixel comprises a plurality of display regions, areas of the display regions being different from each other. When a scan signal transmitted through the scan line arrives, the display regions each receive a data signal transmitted through a same data line, so that the display regions have different gray scale voltages.

Liquid crystal display panel and liquid crystal display device

The present disclosure relates to a driving method and a driving device of display panels. The driving method includes: obtaining three-color sub-pixel data of each of pixels of a current image; obtaining a saturation value and a Chroma value corresponding to each of the pixels; determining if the saturation value corresponding to each of the pixels is within a predetermined range; obtaining a white-grayscale-added value in accordance with the Chroma value corresponding to the pixel, adopting the white-grayscale-added value as a white grayscale value of the four-color sub-pixel data corresponding to the pixel, and outputting the white grayscale value to the display panel upon determining the saturation value corresponding to the pixel is within the predetermined range. In this way, the brightness of the pure-color image displayed on the display panel may be enhanced, and there is no darker issue when the pure-color image is displayed.

The disclosure discloses an elimination method of parasitic capacitance and a device. During a touch scanning period, inputting a first simulation signal to source electrode lines and inputting a second simulation signal to multiplex lines can eliminate parasitic capacitance. Waveforms of the first simulation signal and a touch scanning signal input in a common electrode are identical or similar, waveforms of the second simulation signal and the touch scanning signal input in the common electrode are similar, waveforms of the third simulation signal and the touch scanning signal input in the common electrode are similar, a second simulation waveform includes a first target high level, a second target high level, a first target low level and a second target low level that are generated by different modules, the first target high level&#x3e;the second target high level&#x3e;the first target low level&#x3e;the second target low level.

Elimination method of parasitic capacitance and device

The present invention provides a method of raising a pure color image brightness of four primary colors, employed to raise a display brightness of a four primary colors display panel as showing a pure color image, and the method comprises: deactivating a W pixel of the display panel and changing gamma values of a R pixel, a G pixel, a B pixel from a first predetermined values to a second predetermined value; and activating the W pixel, and adjusting a gray scale image of the entire display panel to be a first predetermined value. The present invention further provides a display panel and a display. The display panel, the display and the method of the present invention can raise the display brightness of the display panel as showing the pure color image.

Display panel, display and a method of raising a pure color image brightness of four primary colors

The present disclosure discloses a mutual capacitive in-cell display device and the driving method thereof. The mutual capacitive in-cell display device comprises: a first substrate; a touch panel, which is provided on the first substrate; a driver integrated circuit, which is used to send a first enable signal and a second enable signal; multiple gate lines, each gate line comprising a first switching transistor, the control terminal of the first switching transistor being connected to the driver integrated circuit; multiple data lines, each data line comprising a second switching transistor, the control terminal of the second switching transistor being connected to the driver integrated circuit. When the first switching transistor is turned on in responses to the first enable signal and the second switching transistor is turned on in response to the second enable signal in standby mode, the multiple data lines are connected to the touch panel to discharge.

Growing community of inventors

Guangdong, China

Xiaoping Tan