Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.

Shenzhen China Star Optoelectronics Technology Co., Ltd.

Wuhan China Star Optoelectronics Technology Co., Ltd.

Other

Vivo Mobile Communication Co., Ltd.

Caiqin Chen

Qipei Zhang

Mang Zhao

Yu Zhao

Gui Chen

Xing Ming

Yiyi Wang

Weixin Ma

Shaobo Wang

Yong Tian

Jehao Hsu

Je-hao Hsu

Wenqi Li

Je Hao Hsu

Tao Sun

Dan Liu

Chunqian Zhang

Lin Meng

Qianqian Li

Xin Hui Zhang

Xiaohui Yao

Jinjie Wang

Bing Han

Chao Wang

Jinbo Guo

Zhiyuan Shen

Kuanju Fu

Zhonglai Wang

Xiaoxu Lian

A pixel driving circuit, a display panel, and an electronic device. The pixel driving circuit includes: a pixel array including a plurality of pixel circuits, an RGBG pixel arrangement mode being adopted in the pixel array; at least four gate lines, arranged in a first direction of the pixel array, one row of pixel circuits being arranged between every two adjacent gate lines, and each row of pixel circuits corresponding to one gate line; at least eight data lines, arranged in a second direction perpendicular to the first direction and intersecting each gate line, each data line being connected to pixel circuits corresponding to sub-pixels of the same color in one column of pixel circuits; and a demultiplexer circuit, connected to the data lines, and configured to control the data lines to be in communication with an integrated circuit chip.

Pixel driving circuit, display panel including a pixel driving circuit, and electronic device including a display panel

A display panel and a display device are provided. The display panel includes a substrate, a cathode layer, a touch control layer, and a pixel definition layer. The cathode layer is disposed over the substrate, and the cathode layer is formed with a first gap therein. The touch control layer is not disposed at a side of the cathode layer away from a substrate, and the touch control layer is provided with a plurality of touch control components, and adjacent touch control components in the touch control layer are formed with a second gap therebetween. A supporting wall is disposed over the pixel definition layer, and a height of the supporting wall is greater than a height of the cathode layer, thereby forming the first gap in the cathode layer. The touch control components function as a touch control unit.

Display panel and display device

A display panel, a method of manufacturing the same, and a display device. The display panel includes a substrate, and a first metal layer, an interlayer dielectric layer, and a second metal layer disposed away from the substrate. The first metal layer includes a preset along the preset a first power line extending in a direction, a via hole is formed in the interlayer dielectric layer, and the second metal layer includes a second power line extending in a predetermined direction, and the second power line is located above the first power line and passes through the lead The through hole is electrically connected to the first power line.

Display panel, method of manufacturing same, and display device comprising power lines

A display panel and an electronic device are disclosed. The display panel includes a light-emitting layer, an encapsulation layer, and a touch layer. The light-emitting layer includes a plurality of pixel units and a plurality of isolating units disposed among the pixel units. The touch layer includes at least an insulating dielectric layer covering the encapsulation layer, and a plurality of touch units. The touch layer further includes a plurality of recessed portions disposed on the insulting dielectric layer and corresponding to the pixel units.

Display panel and electronic device including tough layer with recessed portions

The present invention provides an array substrate and a manufacturing method thereof, and a display panel. The manufacturing method of the array substrate includes following steps of: providing a base, wherein the base comprises a non-display region; forming an inorganic film set layer on the base; forming an opening on the inorganic film set layer and forming a patterned source-drain layer, wherein the opening is disposed in the non-display region, and the source-drain layer does not cover or fill the opening; and forming an organic planarization layer on the inorganic film set layer, wherein the organic planarization layer covers the source-drain layer and fills and covers the opening.

Array substrate and manufacturing method thereof, and display panel

The display panel of the present disclosure includes a substrate; an OLED device layer disposed on the substrate and having at least one through hole defined thereon; and a thin film package layer covering the OLED device layer and extending to the at least one through hole. As such, the thin film package layer can be attached to the OLED device layer. Attachment force of the thin film package layer can be enhanced by defining the through hole(s) in the OLED device layer and filling the through hole(s) with the thin film package layer, thereby avoiding phenomenon that films are peeled off.

OLED display panel

An organic light emitting diode touch display panel and a method for driving time division multiplexing are disclosed. The OLED touch display panel with a patterned cathode uses a pixel definition layer of a LTPS array substrate to form sensor pads. By adding a time division multiplexing circuit unit to each voltage signal traces outside the display area of the touch display panel, the power signal traces of the source and drain layer of the LTPS array substrate are multiplexed, and peeling during the flexible screen bending process can be prevented.

Organic light emitting diode touch display panel and method for driving time division multiplexing

An organic light emitting diode (OLED) pixel driving circuit and a display panel are disclosed. The OLED pixel driving circuit is a 7T1C type pixel driving circuit consisting of a first transistor, a second transistor, a third transistor, a fourth transistor, a fifth transistor, a sixth transistor, a seventh transistor, a capacitor, and an organic light emitting diode. Each of the first, second, third, fourth, fifth, sixth, and seventh transistors has a control end, a first end, and a second end, wherein the control end and the second end of the seventh transistor are coupled, the control end and the second end of the fourth transistor are coupled, and the second end of the fourth transistor and the second end of the seventh transistor are not connected to each other.

OLED pixel driving circuit and display panel

The present disclosure provides a display panel and a method for manufacturing the same. The method includes providing a substrate including a display area and a non-display area. A chip on film (COF) and a testing structure are disposed in the non-display area. A testing circuit includes a signal trace including a non-metal trace and a metal trace connecting to each other. A cutting line is disposed on the signal trace. The method further includes testing the display area of the substrate by the testing structure, and removing a test pad.

Display panel and method for manufacturing same

A display panel is provided. The display panel includes: a substrate having a display region and a bending region; a buffer layer having a first buffer layer disposed in the display region and a second buffer layer disposed in the bending region; a thin-film transistor disposed on the first buffer layer; an insulated combination layer disposed in the second buffer layer, a via hole is provided in the insulated combination layer and the second buffer layer; and a planarization layer disposed on the thin-film transistor and the insulated combination layer, and the planarization layer fills the via hole. A manufacturing method for a display panel is also disclosed. The present invention adopts an organic flat layer to fill the via hole, which can simplify the process flow and reduce the production cost while ensuring the flexibility of the bending region.

Display panel and manufacturing method for the same

In a method for manufacturing an array substrate, a first photoresist pattern is formed on a buffer layer of a non-display region and the buffer layer uncovered by the first photoresist pattern is removed to form a first via hole in the non-display region. A second via hole is formed on the basis of the first via hole. The second via hole is connected to the first via hole. By forming the first via hole in the non-display region and forming the second via hole on the basis of the first via hole, completeness of film layers is ensured and product yield is improved.

Array substrate and manufacturing method thereof

A touch display assembly and a method for manufacturing the same are provided. The touch display assembly includes a display device, a first organic insulating layer, a second organic insulating layer, a first touch sensing electrode, a second touch sensing electrode, and a protective layer. The first touch sensing electrode and the second touch sensing electrode are both disposed on the second organic insulating layer. A bridge portion of the first touch sensing electrode passes through the second organic insulating layer and is overlapped by the second touch sensing electrode. In the touch display assembly, film layers are prevented from separating from each other after being bent multiple times.

Touch display assembly and method for manufacturing same

A display panel is provided. The display panel includes: a flexible substrate including a display area and a non-display area; a thin film transistor layer formed on the flexible substrate; grooves formed in the thin film transistor layer corresponding to the non-display area; a planarization layer and a pixel definition layer disposed on the thin film transistor layer respectively; bumps formed in the non-display area after patterning the planarization layer and the pixel definition layer; and a light emitting layer and a thin film encapsulation layer formed on the planarization layer in order, wherein the thin film encapsulation layer covers the bumps and the grooves.

Display panel

The present disclosure provides an array substrate, including: a base substrate, a first metal, a buffer layer, a second metal, a second buffer layer, a third metal. A via is defined in the first buffer layer and the second buffer layer to electrically interconnect the first metal and the third metal, so that the first metal, the second metal and the third metal constitute parallel capacitors.

Array substrate having parallel capacitors in compensation circuit

A display panel includes a substrate, a first metal layer arranged on the substrate, a first insulating layer disposed on the first metal layer, a second metal layer disposed on the first insulating layer, and a pixel unit. The first metal layer includes a first metal line and a second metal line. The first metal layer is spaced apart along a first direction. The second metal line is spaced apart along a second direction. The first metal line and the second metal line are connected at an intersection. The second metal layer includes a peripheral metal line. The peripheral metal line is electrically connected to the first metal line and the second metal line. The first metal line and the second metal line are connected to the pixel unit. The first metal line and the second metal line supply the pixel unit with a signal voltage.

Growing community of inventors

Guangdong, China

Caiqin Chen