Boe Technology Group Co., Ltd.

Chengdu Boe Optoelectronics Technology Co., Ltd.

Hailong Yan

Yu Wang

Erlong Song

Kunyan Shi

Xinyu Wei

Dongjie Wu

Yafei Chen

Yagui Gao

Gang Wang

Qiang Fu

Peng Xu

Wenbo Hu

Rui Cheng

Xingrui Cai

Jingli Zhang

The present disclosure provides a display apparatus, a display panel and a preparation method. The display panel includes a base substrate, a driving circuit provided on a side of the base substrate and a multi-layer metal layer: the base substrate includes a display region and a peripheral region located on a periphery of the display region; the driving circuit includes a peripheral circuit and a pixel circuit, the peripheral circuit is located at the peripheral region, the pixel circuit is located at the display region, and the peripheral circuit is connected with the pixel circuit and configured to provide a driving signal to the pixel circuit; the peripheral circuit includes a plurality of signal lines distributed in at least two metal layers.

Display apparatus having signal lines on a multi-layer metal layer

The display panel includes a pixel driving circuit. The pixel driving circuit includes a driving transistor and an eighth transistor. A first terminal of the eighth transistor is connected to a first terminal of the driving transistor, and a second terminal of the eighth transistor is connected to a third initial signal line. The display panel further includes: a base substrate, a first active layer, a first conductive layer, and the third initial signal line. The first active layer is located on a side of the base substrate. The first active layer includes an eighth active portion, a second active portion, a ninth active portion, a tenth active portions, and an eleventh active portion. The eighth active portion is connected between the ninth active portion and the tenth active portion. The eleventh active portion is connected to a side of the second active portion.

Display panel, display device

The present disclosure provides a display substrate and a display device. The display substrate includes a base substrate and a signal line film layer arranged on the base substrate; the signal line film layer includes: a first conductive layer, a second conductive layer and a conductive connection layer, the conductive connection layer is arranged at a different layer from each of the first conductive layer and the second conductive layer, and an orthographic projection of the conductive connection layer on the base substrate at least partially overlaps an orthographic projection of the first conductive layer on the base substrate, and the orthographic projection of the conductive connection layer on the base substrate at least partially overlaps an orthographic projection of the second conductive layer on the base substrate, the conductive connection layer is respectively coupled to the first conductive layer and the second conductive connection layer.

Display substrate and display device

A pixel circuit, a driving method, a display substrate, and a display device are provided. The pixel circuit includes a driving circuit, a first light-emitting control circuit, a light-emitting element, a first initialization circuit, and a second initialization circuit. The first initialization circuit writes, under the control of a first initialization control signal, an initialization voltage provided by an initialization voltage line, to a control terminal of the driving circuit; the second initialization circuit writes, under the control of a second initialization control signal provided by a second initialization control line, an initial data voltage provided by an initial data line, to an anode of the light-emitting element. Light emission of the light-emitting element from a leakage current and lateral leakage at low gray scales caused when initializing the anode of the light-emitting element can be prevented.

Pixel circuit, driving method, display substrate and display device

Growing community of inventors

Beijing, China

Hailong Yan