Chengdu Boe Optoelectronics Technology Co., Ltd.

Boe Technology Group Co., Ltd.

Beijing Boe Technology Development Co., Ltd.

Wenhui Gao

Peng Xu

Lingran Wang

Zhiliang Jiang

Tiaomei Zhang

Yonglin Guo

Jun Yan

Dan Cao

Yu Wang

Yunsheng Xiao

Gukhwan Song

Shun Zhang

Huijuan Yang

Fengli Ji

Cong Liu

Binyan Wang

Siyu Wang

Ziyang Yu

Miao Wang

Jingwen Zhang

Shilong Wang

Erlong Song

Tong Niu

Jianjie Liu

Disclosed are a touch panel, a preparation method therefor, and a display apparatus. The touch panel includes a touch region and a bonding region on a side of the touch region in a first direction. The bonding region includes: a chip region including a first edge, a second edge, a third edge, and a fourth edge, the first and second edges extend along a second direction, and the first direction intersects the second direction; multiple pins in the chip region and including multiple display pins and multiple touch pins, the multiple display pins are arranged along the first and second edges, the multiple touch pins are arranged along the third and fourth edges, and the multiple display pins are configured to be connected with display signal lines; multiple touch electrodes in the touch region; and multiple touch signal lines in the touch region and the bonding region.

Touch panel and preparation method therefor, and display apparatus

A display substrate and a driving method therefor, and a display device. The display substrate comprises a plurality of circuit units, at least one circuit unit comprising a pixel driving circuit, which at least comprises a compensation transistor, a driving transistor, a data writing transistor, a first storage capacitor, and a second storage capacitor, wherein a gate electrode of the data writing transistor is connected to a first scan signal line; a gate electrode of the compensation transistor is connected to a second scan signal line; a first end of the first storage capacitor is connected to a gate electrode of the driving transistor; a first end of the second storage capacitor is connected to a first electrode of the driving transistor; and a second end of the first storage capacitor and a second end of the second storage capacitor are connected to a first power line.

Display substrate and driving method therefor, and display device

A display panel, a manufacturing method thereof, and a display device are provided. The display panel comprises a base substrate, an effective region provided on the base substrate and a bonding region located on one side of the effective region; the bonding region comprises a bonding pin region including a bonding pin, a virtual pin and test signal lines; an orthographic projection of at least one of the test signal lines on the base substrate is within a range of an orthographic projection of the virtual pin on the base substrate, and the orthographic projection of the virtual pin on the base substrate does not overlap with an orthographic projection of the bonding pin on the base substrate.

Display panel, manufacturing method thereof, and display device

Disclosed are a display panel and a display device. The pixel circuit in the display panel includes a control circuit, a drive circuit, and a regulating circuit. The control circuit controls the potential of the coupled control node based on the gate drive signal provided by the gate line and the data signal provided by the data line. The drive circuit drives the light-emitting element to emit light based on the potential of the control node and the drive power signal provided by the drive power line. The regulating circuit adjusts the potential of the control node through the coupling effect based on the drive power signal and the initial power signal provided by the initial power line.

Display panel and display device

A pixel driving circuit is provided. The pixel driving circuit includes a driving transistor; a storage capacitor having a first capacitor electrode and a second capacitor electrode; a coupling capacitor having a third capacitor electrode and a fourth capacitor electrode; a control transistor; and a data write transistor having a gate electrode connected to a gate line, a first electrode connected to a data line, and a second electrode connected to a first electrode of the control transistor; wherein the control transistor has a gate electrode connected to a fourth control signal line, a first electrode connected to the second electrode of the data write transistor, and a second electrode connected to the first capacitor electrode and the fourth capacitor electrode; a gate electrode of the driving transistor is connected to the third capacitor electrode; and the control transistor is an n-type transistor.

Pixel driving circuit and display apparatus

A touch panel includes a base substrate having at least two mounting holes, and a touch function layer including first and second touch units. Each first touch unit includes first touch electrodes located in a same layer, and each second touch unit includes second touch electrodes located in a same layer and insulated from the first touch electrodes. The touch function layer is hollowed out at positions corresponding to the at least two mounting holes and has a gap region at a position corresponding to a region between two adjacent mounting holes. In a first touch unit, first touch electrodes located in the gap region serve as a first gap electrode and a second gap electrode. In a second touch unit, second touch electrodes located in the gap region serve as a third gap electrode located between the first and second gap electrodes and a fourth gap electrode.

Touch panel and touch display apparatus

A pixel driving circuit, a method for driving the same and a display apparatus. The pixel driving circuit includes: a light-emitting device; a driving transistor which generates a current for driving the light-emitting device to emit light according to a data voltage; a first control circuit which conducts a first electrode of the driving transistor to a first node; a second control circuit which forms a current path from the first node to a first initialization signal terminal in a case where the first control circuit conducts the first electrode of the driving transistor to the first node, to allow a threshold voltage of the driving transistor to be input to the first node; a data writing circuit which inputs the data voltage of a data signal terminal to the first node.

Pixel driving circuit, method for driving pixel driving circuit and display apparatus

A display panel and a display apparatus are disclosed. The display panel includes: a display region, including M first display regions sequentially disposed along a first direction, and a non-display region, including M first GOA circuits and M clock signal line groups; a first display region includes multiple first signal lines sequentially disposed along the first direction and extending along a second direction intersecting with the first direction, a clock signal line group includes multiple clock signal lines, signals of at least two clock signal lines respectively in at least two clock signal line groups are same; a first GOA circuit includes multiple first GOA units, multiple first GOA units in an m-th first GOA circuit are connected with at least one clock signal line in an m-th clock signal line group, and are connected with multiple first signal lines in an m-th first display region in one-to-one correspondence.

Display panel and display apparatus

Disclosed is a display panel including a base substrate. The base substrate includes a display region, a wiring lead-out region and a signal access region that are located on a side of the display region. The wiring lead-out region is located between the display region and the signal access region. The wiring lead-out region includes: at least one first power supply line, at least one first touch signal line, and at least one first display signal line that are disposed on the base substrate. The first touch signal line is located on a side of the first power supply line away from the base substrate, and the first display signal line is located on a side of the first power supply line close to the base substrate.

Display panel and preparation method thereof, and display touch apparatus

A display substrate and a display apparatus are provided. The display substrate includes a base substrate, a crack detection line and an electrostatic discharge element electrically connected to the crack detection line. The base substrate includes a main body area, an auxiliary area, and a necked-down area connecting the main body area and the auxiliary area, and a display area of the display substrate is in the main body area. The crack detection line surrounds, at least in part, the display area and extends through the necked-down area to the auxiliary area. A length direction of the necked-down area is parallel to a first direction; the main body area, the necked-down area and the auxiliary area are connected in a second direction intersecting the first direction; and the electrostatic discharge element is located in the auxiliary area.

Display substrate and display apparatus

Touch panel with chip region having display pins and touch pins, preparation method therefor, and display apparatus

A touch panel includes a base substrate and a touch function layer disposed on the base substrate. The touch function layer includes first and second touch units. Each first touch unit includes first touch electrodes, and each second touch unit includes second touch electrodes. The first touch electrodes and the second touch electrodes are insulated from each other. The base substrate has at least two mounting holes and has a gap region at a position corresponding to a region between two adjacent mounting holes. In a first touch unit passing through the gap region, first touch electrodes located in the gap region serve as a first gap electrode and a second gap electrode. In a second touch unit passing through the gap region, second touch electrodes located in the gap region serve as a third gap electrode located between the first and second gap electrodes and a fourth gap electrode.

The present disclosure provides a mask plate, a display panel and a display device. The mask plate comprises: a transparent substrate; an opaque film layer, the opaque film layer being disposed on the transparent substrate. The opaque film layer includes a plurality of first regions and a plurality of second regions, a first sub-region in the first region and the second region are transmissive, and the remaining portion in the first region is semi-transmissive. The mask plate is used to form via holes in the planarization layer of the display panel by exposure, so that the angles between the metal electrode layers disposed in the via holes and the source/drain layers of the display panel are small and diversified, decreasing the visibility of the metal electrode layers.

Mask plate, display panel and display device

The present disclosure provides a display substrate, a manufacturing method and a display device. The display substrate includes a scan driving circuit, at least one shift register unit includes an output circuit, a first energy storage circuit, and a first leakage prevention circuit; the scan driving circuit also includes a first voltage signal line and a second voltage signal line; a first voltage signal line is located on a side of the second voltage signal line away from the display area; the output circuit is respectively coupled to the first voltage signal line and the second voltage signal line, the first energy storage circuit is respectively coupled to the output circuit and the second voltage signal line, the first leakage prevention circuit is coupled to the output circuit; the output circuit is arranged between the first voltage signal line and the second voltage signal line.

Growing community of inventors

Beijing, China

Wenhui Gao