Chengdu Boe Optoelectronics Technology Co., Ltd.

Boe Technology Group Co., Ltd.

Beijing Boe Technology Development Co., Ltd.

Yidan Zhu

Sang Won Lee

Yu Wang

Tingliang Liu

Fengli Ji

Yonglin Guo

Xinyu Wei

Jinsan Park

Yiran Li

Provided by the present disclosure are a mask assembly and a manufacturing method thereof. In the mask assembly, a plurality of connecting posts are arranged at intervals on an outer periphery of a body of a metal plate, and a plurality of grooves matched with the connecting posts are arranged on a metal frame.

Mask assembly and manufacturing method thereof

A pixel circuit, a method of driving a pixel circuit and a display panel. The pixel circuit () includes: a drive circuit (), a data writing circuit (), a compensation circuit (), and a light emitting element (). The drive circuit () includes a control terminal (), a first terminal () and a second terminal (), and is configured to control a drive current flowing through the first terminal () and the second terminal () for driving the light emitting element () to emit light. The data writing circuit () is configured to write a data signal to a first terminal () of the drive circuit () in response to a first scanning signal. The compensation circuit () is configured to store a data signal written by the data writing circuit () and compensate the drive circuit () in response to a second scanning signal. A first terminal () of the light emitting element () is configured to receive a drive current, and a second terminal () of the light emitting element () is connected to a second voltage terminal (VSS). The pixel circuit may realize a low-frequency driving.

Pixel circuit and driving method thereof, display panel

A display substrate and a method for driving the display substrate are provided in the present disclosure. The display substrate includes a plurality of pixel units arranged in an array and a power supply signal structure configured to apply a power supply voltage signal to each pixel unit. The power supply signal structure includes: a plurality of driving voltage signal VDD lines, a first power supply voltage signal VDDline connected to a first end of each driving voltage signal VDD line, and configured to apply a first power supply voltage Vto the first end of the driving voltage signal line, and a second power supply voltage signal VDDline connected to a second end of the driving voltage signal VDD line, and configured to apply a power supply voltage Vto the second end of the driving voltage signal VDD line.

Display substrate and method for driving the same and display device

A pixel circuit, a method of driving a pixel circuit and a display panel. The pixel circuit includes: a drive circuit, a data writing circuit, a compensation circuit, and a light emitting element. The drive circuit includes a control terminal, a first terminal and a second terminal, and is configured to control a drive current flowing through the first terminal and the second terminal for driving the light emitting element to emit light. The data writing circuit is configured to write a data signal to a first terminal of the drive circuit in response to a first scanning signal. The compensation circuit stores a data signal written by the data writing circuit and compensates the drive circuit in response to a second scanning signal. A first terminal of the light emitting element receives a drive current, and a second terminal thereof is connected to a second voltage terminal.

Growing community of inventors

Beijing, China

Yidan Zhu