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公开(公告)号：US20210019021A1
公开(公告)日：2021-01-21
申请号：US16640623
申请日：2019-03-07
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Hao ZHANG
Abstract: The present disclosure provides a touch panel and a control method thereof, and a display device. The touch panel includes: a plurality of touch electrodes, including a plurality of first electrodes not crossing with each other and including one or more first sub-electrodes located in a foldable area of the touch panel and a plurality of second electrodes not crossing with each other, wherein at least one of the plurality of second electrodes is disposed to be insulated from and crossing with at least one of the one or more first sub-electrodes, and at least one of the at least one of the one or more first sub-electrodes is configured to be connected to a first end at a first stage; and a first switching circuit configured to make the at least one of the plurality of second electrodes be connected to a second end at the first stage.
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公开(公告)号：US20200264436A1
公开(公告)日：2020-08-20
申请号：US16668151
申请日：2019-10-30
Inventor： Chenru WANG , Ruijun Dong , Yali LIU , Ke Li , Hao ZHANG , Lili CHEN
Abstract: A display device and a display method are provided. The display device includes a first screen and a first reflector on a light emission side of the first screen; the first screen and the first reflector are in a first light path; the display device further includes a second screen and a second reflector on a light emission side of the second screen; the second screen and the second reflector are in a second light path; the first light path and the second light path converge in a first position.
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公开(公告)号：US20200226986A1
公开(公告)日：2020-07-16
申请号：US16615476
申请日：2017-11-21
Inventor： Zhaohui MENG , Hao ZHANG , Dong CHEN
Abstract: A backlight driving method and device of a display panel, and a display panel are provided. The backlight driving method of a display panel includes generating a synchronous drive frame and performing black frame insertion control according to a synchronous drive frame, the synchronous drive frame includes a first time region and a second time region, in the synchronous drive frame, a PWM light-adjusting signal is not output in the first time region and the PWM light-adjusting signal is output in the second time region, the first time region corresponds to line scan time, and the second time region corresponds to liquid crystal stabilization time.
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24.发明申请公开(公告)号：US20200167896A1
公开(公告)日：2020-05-28
申请号：US16514056
申请日：2019-07-17
Inventor： Wenyu LI , Yukun SUN , Jinghua MIAO , Xuefeng WANG , Jinbao PENG , Zhifu LI , Bin ZHAO , Xi LI , Qingwen FAN , Jianwen SUO , Yali LIU , Lili CHEN , Hao ZHANG
Abstract: This disclosure relates to an image processing method and device, a display device, and a virtual reality display system. The image processing method includes: rendering a first image from a gaze region of a user and a second image from other regions in different frames respectively, to obtain a first image frame and a second image frame accordingly, wherein the first image frame has a resolution higher than that of the second image frame; and transmitting one of the first image frame and the second image frame.
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25.发明申请公开(公告)号：US20200051512A1
公开(公告)日：2020-02-13
申请号：US16400459
申请日：2019-05-01
Inventor： Wenyu LI , Jinghua MIAO , Yukun SUN , Xuefeng WANG , Zhifu LI , Bin ZHAO , Xi LI , Lixin WANG , Qingwen FAN , Jianwen SUO , Yali LIU , Hao ZHANG , Lili CHEN , Zhihua JI , Jinbao PENG , Ziqiang GUO , Xiurong WANG
Abstract: An image display processing method for a display device, an image display processing device, a display device, and a non-volatile storage medium are provided. The display device includes a backlight unit and a display panel, the backlight unit includes a plurality of backlight blocks and is driven by a local dimming mode, and the image display processing method includes: obtaining initial backlight data of each of the plurality of backlight blocks corresponding to a display image; performing a peak driving process on the initial backlight data of each of the plurality of backlight blocks by a graphics processing unit to obtain adjusted backlight data of each of the plurality of backlight blocks; and providing the adjusted backlight data to the backlight unit by the graphics processing unit so that the display panel displays the display image.
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Patent Agency Ranking
公开(公告)号：US20190306490A1
公开(公告)日：2019-10-03
申请号：US16201189
申请日：2018-11-27
Inventor： Xi LI , Hao ZHANG , Lili CHEN , Jinghua MIAO , Jianwen SUO , Xuefeng WANG , Yukun SUN , Lixin WANG , Bin ZHAO , Wenyu LI
IPC: H04N13/398 , H04N13/31 , G06K9/00 , H04N13/366 , H04N7/01
Abstract: The present disclosure provides a 3D display device, a method for controlling the same and a computing device. The method includes: collecting in real time current face image information of a viewer; based on the face image information, calculating at a second frame rate, target status information of the grating structure which enables the viewer to see a 3D image at a current viewpoint; adjusting a status of the grating structure at a third frame rate according to the target status information of the grating structure. The third frame rate is greater than the second frame rate.
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公开(公告)号：US20190293930A1
公开(公告)日：2019-09-26
申请号：US16199978
申请日：2018-11-26
Inventor： Xuebing ZHANG , Chenru WANG , Ruijun DONG , Yali LIU , Hao ZHANG , Lili CHEN
Abstract: Embodiments of the disclosure relate to an eye tracking device and a virtual reality imaging apparatus. The eye tracking device includes an electromagnetic radiation source configured to emit electromagnetic radiation toward an eye, a lens having a first side surface facing the eye and a second side surface opposite the first side surface, a first reflective film on the first side surface of the lens for reflecting the electromagnetic radiation, a second reflective film on the second side surface of the lens for reflecting the electromagnetic radiation, and an imaging means configured to receive the electromagnetic radiation from the eye, wherein the first reflective film and the second reflective film are positioned to direct the electromagnetic radiation from the eye to the imaging means.
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公开(公告)号：US20190181631A1
公开(公告)日：2019-06-13
申请号：US16122320
申请日：2018-09-05
Inventor： Qibing GU , Bo GAO , Wei SUN , Lingyun SHI , Hao ZHANG , Guangquan WANG , Ming CHEN , Xue DONG
IPC: H02H3/20 , G02F1/1335 , H05B33/08
Abstract: A method for driving a backlight module, a driving device and a display apparatus are provided. The backlight module is divided into a plurality of light-emitting areas, each of the light-emitting areas including a plurality of lines of point sources, and the driving device includes a controller and a driving component, the driving component is connected to the controller and is configured to output a time series of voltage signal to the controller, and the controller is connected to all the plurality of lines of point sources in each of the light-emitting areas and is configured to drive the lines of point sources in the light-emitting area to emit light respectively at different periods based on the time series of voltage signal.
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29.发明申请公开(公告)号：US20190180700A1
公开(公告)日：2019-06-13
申请号：US16048782
申请日：2018-07-30
Inventor： Qibing GU , Bo GAO , Wei SUN , Lingyun SHI , Hao ZHANG , Guangquan WANG , Ming CHEN , Xue DONG
Abstract: The present disclosure relates to a backlight driving circuit, a backlight driving method, a backlight device and a display device. A backlight driving circuit for driving a light source array, comprising: a control sub-circuit for outputting a control signal and different timing voltage signals; a driving sub-circuit for providing data signals to the light source array according to the control signal; and a selection sub-circuit that corresponds to rows in the light source array, wherein the selection sub-circuit is configured to control the turning-on of light sources of the corresponding rows in the light source array according to the timing voltage signals outputted by the control sub-circuit.
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30.发明申请公开(公告)号：US20190180073A1
公开(公告)日：2019-06-13
申请号：US16218890
申请日：2018-12-13
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Hao ZHANG , Shiming SHI , Meng ZHAO
Abstract: A fingerprint identification display panel includes: a substrate; a plurality of sub-pixel regions including a plurality of first, second sub-pixel regions. A first driving circuit and a first light-emitting unit electrically connected thereto are sequentially disposed on the substrate and located in the plurality of first sub-pixel regions. A light shielding layer having through holes are disposed on the substrate. A plurality of light detection units are disposed at a side of the light shielding layer adjacent to the substrate, and corresponds to through holes one by one. At least one through hole is disposed in the second sub-pixel region, and a ratio of an area of an orthographic projection of the through hole on the substrate to an area of an orthographic projection of the second sub-pixel region on the substrate is greater than or equal to 30%.
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