Xiamen Tianma Micro-electronics Co., Ltd.

Tianma Micro-electronics Co., Ltd.

Zhilong Zhuang

Jiancai Huang

Yumin Xu

Meng Lai

Lifeng Lu

Xianyan Yang

Wentao Ji

Provided are a display driving method, a display panel and a display device. The display driving method includes acquiring a to-be-displayed image; the to-be-displayed image is displayed by display pixels, and a vertical projection of each touch electrode on a plane in which the display pixels are located covers a plurality of display pixels; determining whether an area in which touch electrodes are located is in a display dark area according to the to-be-displayed image; and in response to determining that the area in which the touch electrodes are located is in the display dark area, stopping providing a touch driving signal for at least part of the touch electrodes disposed in the display dark area.

Display driving method, display panel and display device

The present disclosure provides a display panel and a display device. The display panel includes a plurality of fingerprint recognition circuits. At least one of the plurality of fingerprint recognition circuits includes a light sense signal obtaining unit and a subtracted. The light sense signal obtaining unit is configured to obtain a first light sense voltage value and a second light sense voltage value, the first light sense voltage value is related to a first power voltage value, the second light sense voltage value is related to a second power voltage value, and the first power voltage value is greater than the second power voltage value. The subtracted is configured to subtract the second light sense voltage value from the first light sense voltage value to obtain a light sense data value.

Display panel and display device

A display panel, a pressure detection method of the display panel and a display device are disclosed. The display panel includes: a plurality of pressure sensors including first and second sensing signal measurement terminals; a detection module; a first multiplexer and a second multiplexer. Each first signal inputting terminal of the first multiplexer is electrically connected to one of the first sensing signal measurement terminals. Each second signal inputting terminal of the first multiplexer is electrically connected to one of the second sensing signal measurement terminals. First and second signal outputting terminals of the first multiplexer are electrically connected to first and second detection signal terminals, respectively. The first multiplexer controls a connection between one of the first signal inputting terminals and the first detection signal terminal and a connection between one of the second signal inputting terminals and the second detection signal terminal.

Display panel, pressure detection method thereof and display device

The present disclosure provides an integrated touch-control display panel and a touch-control display device. The integrated touch-control display panel includes a first substrate and a second substrate arranged opposite to the first substrate. The first substrate and the second substrate each includes a display region and a non-display region surrounding the display region. In the display region, a plurality of touch-control driving electrodes extending along the first direction and sequentially arranged along the second direction are disposed on the first substrate, and a plurality of touch-control sensing electrodes extending along the second direction and sequentially arranged along the first direction are disposed on the second substrate. The first direction is perpendicular to the second direction. A shielding structure is disposed between two adjacent touch-control driving electrodes. The shielding structure includes a plurality of first shielding electrodes extending along the first direction and arranged along the second direction.

Integrated touch-control display panel and touch-control display device

A display panel includes a plurality of touch electrodes disposed on a first substrate, and a second pressure sensing electrode disposed on a second substrate facing the first substrate and in a grid-shape. The plurality of touch electrodes are used for touch position detection in a touch position detection period, and at least certain number of the plurality of touch electrodes are multiplexed as first pressure sensing electrodes in a touch force detection period. The orthogonal projection of the first pressure sensing electrodes on the second substrate is at least partially overlapped with the second pressure sensing electrode. Further, in the touch force detection period, the first pressure sensing electrodes and the second pressure sensing electrode are used together to detect a touch force applied on the display panel.

Touch-control display panel and display device, and driving method of display panel

The disclosure provides an array substrate, a touch display panel and a driving method that employ the array substrate. A driver circuit can be disposed in a non-display region of the array substrate, and can include a first and a second shift registers. The first shift register can include a first display scan signal outputting terminal outputting a first display scan signal, and the second shift register can include a second display scan signal outputting terminal outputting a second display scan signal. The array substrate can include a touch scanning circuit having a first control terminal connected to the first display scan signal outputting terminal, and a second control terminal connected to the second display scan signal outputting terminal. During a touch period, the touch scanning circuit outputs a touch signal through the touch signal outputting terminal according to the first and second display scan signals.

Array substrate, touch display panel and driving method for array substrate

An array substrate, a touch display panel and a driving method, where a driver circuit is in a non-display region of the array substrate, and the driver circuit includes: a first shift register including a first scan signal outputting terminal, where the first shift register is configured to output a first touch scan signal from the first scan signal outputting terminal within an interval between frame scanning periods of the array substrate; and a touch scanning circuit corresponding to the first shift register and including a first scan signal inputting terminal and a touch signal outputting terminal, where the first scan signal inputting terminal of the touch scanning circuit is connected with the first scan signal outputting terminal of the first shift register, and the touch scanning circuit is configured to output a touch signal from the touch signal outputting terminal thereof according to the first touch scan signal.

Growing community of inventors

Xiamen, China

Zhilong Zhuang