Dinsmore & Shohl LLP
Optical touch device, display and electronic device
The present disclosure provides an optical touch device and a manufacturing method thereof, a display and an electronic device, wherein the optical touch device comprises: a pixel array (11) that comprises a plurality of pixel sub-circuits (101) each of which comprises M first pixels (1011) and N second pixels (1012), wherein detection rays with a preset frequency are emitted by the second pixels (1012), where M and N are positive integers; a light receiving array (12) that comprises a plurality of light receivers (121) corresponding, at a one-to-one basis, to the plurality of pixel sub-circuits (101), wherein each of the light receivers (121) generates an sensing signal by receiving reflected rays of the detection rays emitted by a corresponding second pixel (1012); and a detection circuit (13) connected with the plurality of light receivers (121), wherein the detection circuit (13) performs touch positioning.
BOE TECHNOLOGY GROUP CO., LTD.
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inventional inventional additional inventional inventional inventional inventional inventional
Xiaoliang Wei Xueyou Yingming Ping Pengpeng Haisheng Chun-Wei Chih-Jen
Ding Liu Cao Liu Zhang Wang Wang Wu Cheng