Boe Technology Group Co., Ltd.

Chengdu Boe Optoelectronics Technology Co., Ltd.

Minho Ko

Ming Hu

Rui Wang

Haijun Qiu

Fei Shang

Shaoru Li

Wanli Dong

Wen Tan

Young Yik Ko

Sanghun Kang

Sangwon Lee

A display panel includes pixel circuits, and the pixel circuit includes: a driving sub-circuit, a fourth sub-circuit and a first reset sub-circuit. The driving sub-circuit includes a driving transistor and a storage capacitor. The driving transistor includes a gate and an active pattern including a source portion and a drain portion. The storage capacitor includes a first storage electrode sharing a same electrode with the gate and a second storage electrode used to be connected to a first voltage signal line. The fourth sub-circuit is configured such that the drain portion and the gate are connected when being turned on. The first reset sub-circuit includes a first active pattern, which is arranged in a same layer as the active pattern and includes a first source portion being used to be connected to a first initialization signal line and a first drain portion being connected to the drain portion.

Display panel

A pixel circuit includes: a driving sub-circuit including a driving transistor and a storage capacitor; a first reset sub-circuit configured to transmit an initialization signal to a third node under control of at least a first reset signal; a writing sub-circuit configured to transmit the initialization signal to a first node under control of a first scanning signal, and write a data signal received at a data terminal to the first node and perform threshold voltage compensation on the driving transistor under control of the first scanning signal and a second scanning signal; a light-emitting device; and a light-emitting control sub-circuit configured to, under control of a first enable signal and a second enable signal, transmit a voltage signal of a first voltage terminal to a second node, and transmit a current output by the driving transistor to the light-emitting device.

Pixel circuit and driving method thereof and display panel

A substrate, a manufacturing method of a substrate and an electronic device are provided. The substrate includes a working region, a non-working region surrounding the working region, a base substrate, a peripheral circuit and a common electrode lead both in the non-working region and on the substrate; the common electrode lead is located on a side of the peripheral circuit close to the working region.

Substrate and manufacturing method thereof and electronic device

A pixel circuit and a driving method thereof and a display device are disclosed. The pixel circuit includes a switch circuit, a driver circuit, a compensation circuit, a reset circuit and a light emitting element. The driver circuit includes a control terminal, a first terminal and a second terminal and is configured to control a driving current, which runs through the first terminal and the second terminal; the switch circuit is configured to write a data signal to the control terminal in response to a scan signal; the compensation circuit is configured to store the data signal that is written in and electrically connect the control terminal and the second terminal in response to the scan signal; the reset circuit is configured to apply a reset voltage to the compensation circuit in response to a reset signal and electrically connect the control terminal and the first terminal.

Pixel circuit and driving method thereof, display device

Growing community of inventors

Beijing, China

Minho Ko