Boe Technology Group Co., Ltd.

Chengdu Boe Optoelectronics Technology Co., Ltd.

Hefei Xinsheng Optoelectronics Technology Co., Ltd.

Chongqing Boe Display Technology Co., Ltd.

Juntao Chen

Ming Hu

Zhiliang Jiang

Tiaomei Zhang

Ziyang Yu

Yao Huang

Rui Wang

Haijun Qiu

Ting Zeng

Xianlin Ding

Jun Chen

Taofeng Xie

Qingpu Wang

Zhongzheng Yang

Juan Fang

Pengyu Zhang

A display panel includes a pixel drive circuit for driving a light emitting unit. The pixel drive circuit is connected to the first electrode of the light emitting unit, and the display panel further includes: a base substrate, a first power line, a second power line, and a common electrode layer. The first power line and the second power line are located a the display area of the display panel, the orthographic projection of the first power line on the base substrate is extended along the first direction, the orthographic projection of the second power line on the base substrate is extended along the second direction, and the second direction is intersected with the first direction, at least a part of the second power line is connected to at least a part of the first power line through a via hole.

Display panel and display device

A pixel driving circuit () includes: a driving sub-circuit (), a first light-emission control sub-circuit (), a second light-emission control sub-circuit (), a data write sub-circuit (), a compensation sub-circuit () and a first reset sub-circuit (). The driving sub-circuit () includes a control terminal, a first terminal and a second terminal; and in an initialization phase (t) in one display frame of the pixel driving circuit (), a voltage difference between the control terminal of the driving sub-circuit () and the first terminal of the driving sub-circuit () is fixed. A pulse width of the signal of the first reset signal control terminal is adjustable.

Pixel driving circuit and driving method therefor, and array substrate and display apparatus

A display panel includes a light-emitting unit and a pixel driving circuit connected to the first electrode of the light-emitting unit. The display panel further includes: a substrate, a first power line, a second power line, and a common electrode layer. The display area includes at least one fan-out area and a normal display area, and the part of the second power line located in the normal display area is connected to the first power line. The first power line includes a first sub-power line segment located in the fan-out area; the second power line includes a second sub-power line segment located in the fan-out area; the first sub-power line segment and the second sub-power line segment are connected; the common electrode layer is used to form the second electrode of the light-emitting unit and connects the first power line and the second power line.

A display panel includes a display area (AA), an OLED, and a pixel drive circuit. The display panel includes: a base substrate, first and second power lines, and a common electrode layer. The first and second power lines are located in the display area, the orthographic projection of the first power line is extended along the first direction, and the orthographic projection of the second power line is extended along the second direction, and the second direction is intersected with the first direction, at least a part of the second power line is connected to at least a part of the first power line through a via hole. The common electrode layer is located on one side of the base substrate, the common electrode layer is used to form the second electrode of the OLED, and the common electrode layer is connected to the first and second power lines.

Display paneland display device

A display substrate includes a driving circuitry, and the driving circuitry includes a first node control circuitry, a second node control circuitry and an output circuitry. The output circuitry is configured to control a driving signal output end to be electrically coupled to a second voltage line under the control of a potential at a first node, and control the driving signal output end to be electrically coupled to a first voltage line under the control of a potential at a second node. Transistors of the output circuitry are arranged at a side of the second voltage line away from a display region, and transistors of the first node control circuitry and transistors of the second node control circuitry are arranged at a side of the transistors of the output circuitry away from the second voltage line.

Display substrate including first and second node control circuitries and display device

A shift register includes a first control sub-circuit, a second control sub-circuit, a pull-up control sub-circuit and an output control sub-circuit, wherein the first control sub-circuit is configured to provide a signal of a third power supply terminal or a clock signal terminal to a first node and a third node under the control of a signal input terminal, the clock signal terminal and a second node; the pull-up control sub-circuit is configured to provide a signal of a second power supply terminal to the first node under the control of the third node; the second control sub-circuit is configured to provide a signal of the signal input terminal to the second node and a fourth node under the control of the clock signal terminal and the first power supply terminal.

Shift register, driving method thereof, display substrate and display device

A pixel circuit is disposed in the display substrate, the display substrate includes a display stage and a non-display stage, the pixel circuit is configured to drive the light emitting element to emit light in the display stage, and includes a first control sub-circuit, a second control sub-circuit, a third control sub-circuit, a fourth control sub-circuit, a light emitting control sub-circuit and a driving sub-circuit; the third control sub-circuit is electrically connected with a third reset signal terminal, a control signal terminal and a third node respectively, and is configured to provide a first signal to the third node in the display stage and a second signal to the third node or acquire a signal of the third node in the non-display stage under control of the third reset signal terminal.

Pixel circuit, driving method thereof, display substrate and display apparatus

Disclosed are a preparation method for a touch panel, a touch panel, and a display device. The preparation method for a touch panel comprises: step S, forming a pattern comprising a first electrode chain and an insulating layer on a substrate, by using a patterning process for once, wherein the insulating layer is formed on the first electrode chain and the insulating layer covers the first electrode chain; and step S, forming a pattern comprising a second electrode chain on the substrate on which the step Sis finished, by using a patterning process for once, wherein the second electrode chain and the first electrode chain are spatially crossed and are insulated from each other.

Preparation method for touch panel, touch panel, and display device

The present invention provides a touch glove and smart wearable system, wherein a contact area, at least one touch area, a control module and a signal transmission module are disposed on the glove body; when the touch area is touched by the contact area, a control signal is generated and transmitted to a corresponding smart device, controlling it to perform a corresponding operation. Thus, control over the smart device may be achieved by only making one part of the touch glove touch another part without directly contacting the smart device, which is especially convenient when the smart device is inconvenient to be directly contacted; meanwhile operations over a plurality of smart devices may be integrated into the touch glove, control over each smart device may be achieved by only moving fingers instead of moving the smart device and the arms, and even blind operation may be achieved without using eyes.

Growing community of inventors

Beijing, China

Juntao Chen