Boe Technology Group Co., Ltd.

Ordos Yuansheng Optoelectronics Co., Ltd.

Yan Zong

Guoqing Zhang

Xiaowei Wang

Ke Zhao

Hongxia Yang

Hongwei Gao

Pucha Zhao

Zhihui Jia

Xiaopeng Bai

Yaorong Liu

Weifeng Wang

Zhixin Guo

Longfei Yang

Meili Guo

A test circuitry and a method for testing the same and a test system are provided. The test circuitry includes: a test signal input end, configured to input an initial test signal; a signal output end, configured to output a target test signal; and a signal shaping circuitry coupled to the test signal input end and the signal output end, configured to remove a noise signal from the initial test signal to obtain the target test signal.

Test circuitry and method for testing the same, test system

The present disclosure relates to a method and system for performing aging process on the transistor in the display panel. A method for performing aging process on a transistor in a display panel, comprising: obtaining an initial characteristic curve of the transistor; determining an initial cutoff voltage range of the transistor according to the obtained initial characteristic curve; determining a gate-source voltage and a drain-source voltage required by the transistor according to the initial cutoff voltage range, so as to increase an cutoff voltage range of the transistor; and performing aging process on the transistor according to the determined required gate-source voltage and drain-source voltage.

Method and system for aging process on transistors in a display panel

A set of measurement voltages having different voltage values are subsequently inputted to a measurement voltage input terminal of the pixel driving circuit, a light emitting state of a light emitting device under each measurement voltage is detected, and it is determined whether a storage capacitor in the pixel driving circuit is normal based on the light emitting state of the light emitting device.

Capacitor detection method and pixel driving circuit

Growing community of inventors

Beijing, China

Yan Zong