Boe Technology Group Co., Ltd.

Hefei Boe Optoelectronics Technology Co., Ltd.

Yan Wei

Chunfang Zhang

Chao Xu

Heecheol Kim

Wei Qin

Kuanjun Peng

Zhiqiang Xu

Tieshi Wang

Chengchung Yang

Li Sun

Xiaolong Li

Xiangxiang Zou

Xueling Gao

Weili Zhao

Wanpeng Teng

Zhongbao Wu

Shengnan Li

Xuefei Wang

Zhiying Zhang

Hangman Lai

Shengbao Dun

Mu Gu Lee

A pixel driving circuit, a driving method and a display device are provided. The pixel driving circuit includes a driving unit, a capacitor unit, a data write-in unit connected to a corresponding gate line, a corresponding data line and the driving unit, a power source control unit connected to a first light-emitting control end, a power source signal input end and the driving unit, and a first light-emitting control unit connected to a second light-emitting control end, the power source signal input end and the driving unit and configured to, within a predetermined time period of a light-emitting stage, control the power source signal input end to be electrically connected to the driving unit under the control of the second light-emitting control end, stop the operation of the driving unit, and enable the light-emitting unit not to emit light.

Pixel driving circuit, driving method thereof and display device

A display method includes: determining whether there is a dynamic part in a current frame of picture, according to image data of a previous frame of picture and the current frame of picture; in a case where there is no dynamic part in the current frame of picture, in a display stage of the current frame of picture, providing a first light emitting control signal being always at an effective electric level state to each of pixel units of a display panel; in a case where there is a dynamic part in the current frame of picture, in the display stage of the current frame of picture, providing a second light emitting control signal, including a part at an effective electric level state and a part at a non-effective electric level state, to pixel units corresponding to at least a part of the dynamic part.

Display method, display control device and display apparatus

The present disclosure provides a device for touch-sensing. The device includes a touch surface configured to receive a touch by an object; a measuring portion configured to measure a blood oxygen level of the object; and a control portion configured to calculate a level of pressing force corresponding to the blood oxygen level.

Device for touch-sending functions, display panel containing the same, and method for operating the same

Embodiments of the invention provide an array substrate, a display device and a manufacturing method of the array substrate. The array substrate comprises a substrate () and a plurality of electrostatic discharge short-circuit rings () provided on the substrate. Each of the electrostatic discharge short-circuit rings () comprises a gate electrode (), a gate insulating layer (), an active layer (), a source electrode (), a drain electrode () and a passivation layer (). Each of the electrostatic discharge short-circuit ring () further comprises a transparent conductive layer () for connecting the gate electrode () and the drain electrode (), and the transparent conductive layer () is provided below the passivation layer ().

Array substrate, display device and manufacturing method of array substrate

A measuring method and a measuring system are used for measuring contrast of a display device, including controlling the display device to display a first image, measuring brightness of a central area of the first image, controlling display device to display a second image, measuring brightness of a central area of the second image, and determining the contrast. Both the first image and the second image have a plurality of areas with different gray scales, the first image includes a maximum gray scale area, and the second image includes a minimum gray scale area.

Measuring method and measuring system thereof

A substrate provided with alignment marks, a display screen, a splicing screen and an alignment method of splicing screen, in which, the splicing screen includes at least two display screens with alignment marks. A substrate of the display screen is provided with at least two alignment marks, and different alignment marks have a height difference therebetween which is larger or equal to a standard difference value. A narrow bezel splicing of display screens can be achieved by setting the alignment marks with different heights.

Substrate, display screen, splicing screen and alignment method of splicing screen

The present invention provides a stereoscopic display device, comprising: a display panel and a lens grating, wherein further comprising: a waveform lens disposed between said display panel and said lens grating; the wave crest of said waveform lens corresponds to the black matrix area of said display panel, the wave trough of said waveform lens corresponds to the pixel area of said display panel. In the solution of the present invention, by employing the waveform lens disposed in front of the display panel, the crosstalk between images can be decreased and the stereoscopic image display effect can be improved while the luminance of the display panel does not become darken.

Stereoscopic display device

A method of manufacturing a light guiding plate comprises steps of forming a protrusion array composed of a plurality of protrusions () on a surface of a substrate (); and forming reflective layers () on side facets of the protrusions () respectively, in such a way that, the farther away from a side of the substrate () the protrusion () with the reflective layer is, the greater the reflectivity of the reflective layer () is. The light emitted from the light guiding plate made by the method is relatively uniform, and the heating issue is also avoided.

Light guiding plate and method for manufacturing the same and backlight source and display device comprising the same

The present disclosure provides a Thin Film Transistor Array Substrate and a Liquid Crystal Display apparatus thereof, and relates to the technical field of liquid crystal displaying. The Thin Film Transistor Array Substrate of the present disclosure includes a plurality of gate lines and a plurality of data lines, wherein regions surrounded by the gate lines and the data lines are pixel regions, and wherein a high level common voltage line being used when signal on the data line is at a low level and a low level common voltage lines being used when signal on the data line is at a high level are also arranged in parallel to the gate lines in each of the pixel regions. With the Thin Film Transistor Array Substrate of the present disclosure, the Greenish phenomenon in the existing liquid crystal display apparatus may be effectively solved.

Thin film transistor array substrate and liquid crystal display apparatus thereof

The present invention discloses a method and a device for adjusting a display picture to solve a problem in the prior art that when Greenish phenomenon of a liquid crystal display screen is alleviated, aperture ratio of the display panel is decreased so that power consumption of the screen is increased. The method for adjusting the display picture includes the steps of: receiving a first clock signal for controlling a data line voltage signal for a pixel of the first color in the display picture and receiving a second clock signal for controlling data line voltage signals for pixels of the other colors; and making a pulse width at high level of the first clock signal smaller than a high level pulse width of the second clock signal, wherein the first color is closer to green than other colors.

Method and device for adjusting a display picture

In the light guide plate, a surface of the reflection sheet away from the bottom surface is configured as a reflection surface. Regions of the light guide plate body except the reflection sheets are configured as light transmission regions. The light transmission regions and the reflection sheets are alternately arranged; a plurality of transmission protrusions are disposed at the light transmission region inside the light guide plate body; a reflection coating layer is formed on side surfaces of each of the transmission protrusion. Since the reflection sheets are provided inside the light guide plate body, the reflection sheet reflects light which is directed from the one surface and passes through the display panel, and prevents the light, directed from the other surface of the display apparatus, from passing through the display panel and interfering with the normal display of the one surface.

Light guide plate, back light module and display apparatus

A manufacturing method of the light guide plates, a light guide plate made by the method and a double-side display device comprising the light guide plate. The manufacturing method of a light guide plate comprises: forming a plurality of alternating first grooves () and second grooves () on a surface of a transparent substrate (); forming a first reflective layer () on a surface of the first groove (); and forming a transparent protective layer () on the entire surface of the substrate. According to the present disclosure, a light guide plate is provided that can be used in the double-side display device.

Light guide plate, manufacturing method of the same and display device comprising the same

A method for compensating a threshold voltage drift of a thin film transistor comprises: controlling a drain and a gate of the thin film transistor to have a same voltage; and keeping the voltage at the gate of the thin film transistor unchanged and controlling the voltage at the drain of the thin film transistor to be equal to a voltage at a source of the thin film transistor.

Method for compensating thin film transistor threshold voltage drift

An array substrate, a manufacturing method thereof and a display device are provided. As for the method of manufacturing the array substrate, the common electrode and the pixel electrode are formed by a single process simultaneously. Therefore, the problems of process complexity and the higher costs in the existing manufacturing process of array substrate can be solved.

Growing community of inventors

Beijing, China

Yan Wei