Tianma Micro-electronics Co., Ltd.

Shanghai Tianma Am-oled Co., Ltd.

Signify Holding B.v.

Wang Li

Dong Qian

Yu Xin

Xiaoqing Duan

Yongcai Shen

Yong Joon Hwang

Yun Fei Duan

Kuo Sun

Mo Ling Gen

Qingjie Fan

Wang Tzu Wei

Steven Fei

LED bulb

An organic light emitting display panel is provided. The organic light emitting display panel includes a first substrate; a second substrate disposed to the first substrate; and a force sensing layer. The force sensing layer includes a first electrode; a second electrode; and a first insulating layer positioned between the first electrode and the second electrode. The second electrode is multiplexed with at least one second conductive layer on the second substrate.

Organic light emitting display panel and force-sensing display device

A pixel circuit, a driving method of a pixel circuit and an organic light-emitting display device are provided. The pixel circuit includes a first transistor having a gate electrode receiving a first light-emitting signal, a first terminal receiving a first reference voltage, and a second terminal connected to a first node; a second transistor having a gate electrode receiving a first scanning signal, a first terminal receiving a second reference voltage, and a second terminal connected to a second node; a third transistor having a gate electrode connected to the second node, a first terminal connected to a third node and a second terminal connected to a fourth node; a fourth transistor having a gate electrode receiving a second scanning signal, a first terminal receiving a data signal, and a second terminal connected to the third node; a fifth transistor having a gate electrode receiving the second scanning signal, a first terminal connected to the fourth node, and a second terminal connected to the second node; a sixth transistor having a gate electrode receiving a second light-emitting signal, a first terminal receiving a first power supply voltage, and a second terminal connected to the third node; a seventh transistor having a gate electrode receiving the second light-emitting signal, a first terminal receiving the first power supply voltage, and a second terminal connected to the first node; an eighth transistor having a gate electrode receiving the second light-emitting signal and a first terminal connected to the fourth node; a light-emitting element having a first terminal connected to the second terminal of the eighth transistor and a second terminal receiving a second power supply voltage; and a first capacitor having a first terminal connected to the first node and a second terminal connected to the second node.

Pixel circuit and driving method thereof, organic light-emitting display device

Growing community of inventors

Shanghai, China

Wang Li