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61.发明申请公开(公告)号：US20210365111A1
公开(公告)日：2021-11-25
申请号：US16498687
申请日：2019-04-01
Inventor： Zhanshan MA , Wenhong TIAN , Chenru WANG , Hao ZHANG , Haoran JING , Zhiyu SUN , Chao ZHENG , Bin ZHAO , Zheng GE
Abstract: A virtual reality display device, a display device, and a calculation method of a line-of-sight angle are provided. The virtual reality display device includes: a display screen configured to display a picture to a user, at least one infrared light source, and an infrared camera; and the infrared camera is on a side of the display screen away from an eye of the user, and is configured to acquire an eye image of the eye of the user that is illuminated by the at least one infrared light source.
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62.发明申请公开(公告)号：US20210358427A1
公开(公告)日：2021-11-18
申请号：US16473804
申请日：2018-10-31
Inventor： Xuefeng WANG , Yukun SUN , Jinghua MIAO , Lili CHEN , Hao ZHANG , Bin ZHAO , Lixin WANG , Xi LI , Jianwen SUO , Wenyu LI , Jinbao PENG , Qingwen FAN , Yuanjie LU , Yali LIU , Chenru WANG , Jiankang SUN
Abstract: An image processing method, a backlight brightness adjustment method, an image processing system, and a computer readable storage medium are provided. The image processing method includes: acquiring a display image; dividing the display image to obtain one or more initial local regions; calculating an average brightness value of each of the one or more initial local regions respectively; acquiring an output image according to the average brightness value of each of the one or more initial local regions and the display image.
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公开(公告)号：US20210341738A1
公开(公告)日：2021-11-04
申请号：US16328411
申请日：2018-09-07
Inventor： Ruijun DONG , Hao ZHANG , Lili CHEN , Chenru WANG , Xuebing ZHANG , Yali LIU
Abstract: The present disclosure relates to augmented reality glasses, including: a transparent display device for displaying an image; a polarizing element configured to convert external light incident to the transparent display device into polarized light in the first direction of the external light, which polarized light transmits through the transparent display device; a light-splitting element configured to transmit polarized light in the first direction of light for displaying the image and polarized light in the first direction of the external light, and reflect polarized light in the second direction of the light for displaying the image; and a light-reflecting structure configured to receive the polarized light in the second direction reflected by the light-splitting element and totally reflect it into a viewing angle range of eyes of a user wearing the augmented reality glasses. The glasses will not block the line of sight on the side of the user.
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公开(公告)号：US20210337183A1
公开(公告)日：2021-10-28
申请号：US16344388
申请日：2018-10-25
Inventor： Zhanshan MA , Wenhong TIAN , Zhen TANG , Hao ZHANG , Lili CHEN , Haoran JING , Zhiyu SUN
IPC: H04N13/398 , H04N13/324 , G09G3/00 , G09G3/34 , H04N13/332
Abstract: The present disclosure relates to a near-eye display and a method for adjusting the brightness of a near-eye display. The near-eye display including a first display screen for displaying one of a left eye image and a right eye image, a second display screen for displaying the other of the left eye image and the right eye image, a detector configured to detect a first detected value indicating brightness of the first display screen and a second detected value indicating brightness of the second display screen, and a controller configured to adjust brightness of at least one of the first display screen and the second display screen based on the first detected value and the second detected value.
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65.发明申请公开(公告)号：US20210335290A1
公开(公告)日：2021-10-28
申请号：US16611800
申请日：2019-02-22
Inventor： Tiankuo SHI , Zhihua JI , Xiaomang ZHANG , Lingyun SHI , Xiurong WANG , Hao ZHANG , Lili CHEN , Yilang SUN , Yifang CHU , Yanhui XI , Wenyu LI , Ming CHEN
Abstract: The embodiments of this disclosure disclose a liquid crystal display device and a control method thereof, a head-mounted display device and a computer-readable storage medium. The control method of the liquid crystal display device comprises: obtaining a state of each pixel in the display panel based on inputted image data; obtaining a display zone comprising both pixels in a bright state and pixels in a dark state based on the state of each pixel in the display panel, and using the obtained display zone as a destination zone; obtaining a halo region based on the state of the pixels in the destination zone, wherein the halo region comprises pixels in the dark state in the destination zone; generating a first control signal based on the halo region; and controlling based on the first control signal a backlight zone to be adjusted.
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Patent Agency Ranking
66.发明申请公开(公告)号：US20210334998A1
公开(公告)日：2021-10-28
申请号：US16473096
申请日：2018-11-05
Inventor： Minglei CHU , Hao ZHANG , Lili CHEN , Lin LIN , Hongzhen XUE , Jiankang SUN , Guixin YAN
Abstract: There are provided in the present disclosure an image processing method, apparatus, device and medium for locating a center of a target object region. The image processing method includes: acquiring a binary image including the target object region; extracting a boundary line of the target object region from the binary image, wherein the boundary line includes a plurality of boundary points; selecting one of the plurality of boundary points as an initiation point, and determining a first connected region, wherein a starting point of the first connected region is the initiation point; determining the center of the target object region based on the first connected region.
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67.发明申请公开(公告)号：US20210333870A1
公开(公告)日：2021-10-28
申请号：US16607224
申请日：2019-04-01
Inventor： Xuefeng WANG , Yukun SUN , Jinghua MIAO , Lili CHEN , Hao ZHANG , Bin ZHAO , Lixin WANG , Xi LI , Jianwen SUO , Wenyu LI , Jinbao PENG , Qingwen FAN , Yuanjie LU , Chenru WANG , Yali LIU , Jiankang SUN
Abstract: An image rendering method, device, and system, a storage medium, and an image display method are provided. The image rendering method includes: acquiring an image to be displayed; according to a gaze point of human eyes on a display screen, obtaining a gaze point position on the image to be displayed; determining, according to the gaze point position, a first sampling area and a second sampling area of the image to be displayed; performing first resolution sampling on the first sampling area to obtain a first display area; performing second resolution sampling on the image to be displayed to obtain a second display area corresponding to the second sampling area, a resolution of the second sampling area being greater than that of the second display area; and splicing the first display area and the second display area to obtain an output image to be transmitted to the virtual reality device.
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公开(公告)号：US20210312869A1
公开(公告)日：2021-10-07
申请号：US17256563
申请日：2020-03-16
Inventor： Jie DAI , Pengfei YU , Shun ZHANG , Lu BAI , Siyu WANG , Mengqi WANG , Hao ZHANG
IPC: G09G3/3266
Abstract: The present disclosure provides a display substrate, a manufacturing method and a display device. The display substrate comprises a scan driving circuit and a display area, wherein the scan driving circuit comprises a plurality of shift register units, a first voltage signal line, a second voltage signal line, a first clock signal line, and a second clock signal line, all of which extend in a first direction; and the display area comprises at least one driving transistor configured to drive a light-emitting element for display. At least one of the plurality of shift register units comprises an output circuit and a signal output line, wherein the output circuit is coupled to the first voltage signal line, the second voltage signal line, and the signal output line, and the signal output line extends in a second direction intersecting the first direction. The output circuit comprises a transistor that is provided between the first voltage signal line and the second voltage signal line.
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公开(公告)号：US20210305333A1
公开(公告)日：2021-09-30
申请号：US17183382
申请日：2021-02-24
Inventor： Ke LIU , Ling SHI , Bingqiang GUI , Hao ZHANG
Abstract: A display apparatus, display device and control method thereof, and non-transient computer-readable storage medium are provided. The display apparatus includes a display substrate and an ultrasonic transducer. The ultrasonic transducer includes a receiving electrode layer, which is disposed between two opposite bottom surfaces of the display substrate, and other parts of the ultrasonic transducer are disposed outside the display substrate. The display substrate includes a first pixel circuit and a first light emitting device, and the first light emitting device and the receiving electrode layer are respectively connected with the corresponding output terminals of the first pixel circuit.
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公开(公告)号：US20210305282A1
公开(公告)日：2021-09-30
申请号：US17042847
申请日：2019-11-12
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Bo WANG , Hao ZHANG , Fuqiang LI
IPC: H01L27/12
Abstract: A display substrate has a main display area and at least one auxiliary display area located beside the main display area. The display substrate includes a plurality of first sub-pixels located in the main display area, and a plurality of second sub-pixels located in each of the at least one auxiliary display area. A distribution density of the plurality of first sub-pixels in the main display area is greater than a distribution density of the plurality of second sub-pixels in each auxiliary display area. Each of the plurality of second sub-pixels includes a pixel driving circuit, and the pixel driving circuit includes at least one vertical thin film transistor. A space exists between every two adjacent pixel driving circuits, and a plurality of spaces constitute a light-transmitting region of the corresponding auxiliary display area.
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