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公开(公告)号：US11062669B2
公开(公告)日：2021-07-13
申请号：US16994891
申请日：2020-08-17
Inventor： Ke Dai , Yunyun Liang , Liugang Zhou , Zhenlin Qu , Liu He , Qing Li , Jun Wang , Yu Quan , Xiaofeng Yin , Liwei Zhou , Lin Zhang , Tao Li , Yulong Xiong
Abstract: The present disclosure provides a driving circuit and driving method for a liquid crystal display panel, and a display device. The driving circuit includes: a signal collector, configured to collect a backlight control signal; and a timing control chip, configured to determine whether a BLU is in the bright state time period or in the dark state time period, and retrieve a first gate control signal from a memory chip and output the first gate control signal to a gate driving circuit, when determining that the BLU is in the bright state time period, or retrieve a second gate control signal from the memory chip and output the second gate control signal to the gate driving circuit, when determining that the BLU is in the dark state time period.
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公开(公告)号：US20210042492A1
公开(公告)日：2021-02-11
申请号：US16823879
申请日：2020-03-19
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Lei Wang , Lin Zhang , Changfeng Li , Haisheng Wang
Abstract: A display panel, an electronic apparatus, and an imaging method of a display panel are provided. The display panel at least includes: an interface layer, at an outermost side of the display panel and configured to function as an interface between the display panel and ambient environment; a photosensitive layer, inside the display panel and below the interface layer; and a light-shielding layer, inside the display panel and between the interface layer and the photosensitive layer, the light-shielding layer being provided with a hole array which has a plurality of holes arranged in an array. The photosensitive layer is configured to acquire at a plurality of hole imaging areas respective images formed respectively therein.
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