Xiamen Tianma Micro-electronics Co., Ltd.

Shanghai Tianma Micro-electronics Co., Ltd.

Wuhan Tianma Micro-electronics Co., Ltd

Qitai Ji

Yong Yuan

Zaiwen Zhu

Qijun Yao

Feng Lu

Shui He

Xiao Li

Yingteng Zhai

Jieliang Li

Qingjun Lai

Liang Liu

Yuheng Zhang

Conghua Ma

Shaolong Ma

Hong Lin

Yongxiang Lin

Provided are a pixel driving circuit, a driving method, a display panel and a display device. The pixel driving circuit includes: a data writing device, a voltage stabilizing storage device, a driving device and a light-emitting component; where the data writing device is configured for transmitting a data signal voltage; the driving device is configured for generating a driving current according to the data signal voltage transmitted by the data writing device; the voltage stabilizing storage device is configured for storing the data signal voltage transmitted to the driving device; the light-emitting component is configured for emitting light in response to the driving current generated by the driving device; where the voltage stabilizing storage device includes at least two voltage stabilizing storage sub-devices connected in parallel, each voltage stabilizing storage sub-device includes a capacitor, at least one of the voltage stabilizing storage sub-devices includes a switch device.

Pixel driving circuit and driving method thereof, display panel and display device

The present disclosure provides a force touch detection circuit, a force touch detection circuit method and a display panel. The force touch detection circuit includes: n force-sensing sensors, n first switches, a first end of the ifirst switch being electrically connected with a first end of the iforce-sensing sensor, a second end of the ifirst switch being electrically connected with a first test connection terminal; n second switches, a first end of the isecond switch being electrically connected with a second end of the iforce-sensing sensor, a second end of the isecond switch being electrically connected with a second test connection terminal; n control signal connection terminals, the icontrol signal connection terminal is electrically connected with a control end of the ifirst switch and a control end of the isecond switch.

Force touch detection circuit, method and display panel

Provided are an array substrate, a display panel and a display device, and the array substrate includes: at least one pressure sensor disposed in the non-display region; and the pressure sensor includes a first resistor, a second resistor, a third resistor and a fourth resistor; and a plurality of shift registers disposed in the non-display region, and the first resistor, the second resistor, the third resistor and the fourth resistor are disposed at least one of following positions: inside the shift register, between adjacent two of the plurality of shift registers, at a side of the plurality of shift registers close to the display region, and at a side of the plurality of shift registers away from the display region.

Array substrate, display panel and display device

Provided are a touch display panel and a touch display device. The touch display panel includes at least one semiconductor pressure-sensing touch device, and the semiconductor pressure-sensing touch device includes a first pressure-sensitive resistor, a second pressure-sensitive resistor, a third pressure-sensitive resistor and a fourth pressure-sensitive resistor. A first end of the first pressure-sensitive resistor and a first end of the second pressure-sensitive resistor are connected to a first power inputting terminal, a second end of the first pressure-sensitive resistor and a first end of the fourth pressure-sensitive resistor are connected to a first sense signal measuring terminal, a second end of the fourth pressure-sensitive resistor and a second end of the third pressure-sensitive resistor are connected to a second power inputting terminal.

Touch display panel and touch display device

An organic light-emitting display panel, a display device, and an organic light-emitting display motherboard are provided. The organic light-emitting display panel includes a base substrate, a metal wire, a first insulation layer, and a conductive portion. The metal wire has an upper surface opposing to the base substrate. A material of the metal wire includes a first metal. The first insulation layer covers the upper surface of the metal wire and includes at least one hollow portion penetrating through the first insulation layer and exposing a portion of the upper surface of the metal wire. The conductive portion is electrically connected to the metal wire, and is not overlapped with the at least one hollow portion. A work function of a material of the conductive portion is G1, a work function of metal silver is G2, a work function of the first metal is G3, and G1&#x3e;G2&#x3e;G3.

Organic light-emitting display panel, display device and organic light-emitting display motherboard thereof

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Xiamen, China

Qitai Ji