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公开(公告)号：US20220139284A1
公开(公告)日：2022-05-05
申请号：US17513785
申请日：2021-10-28
Inventor： Jinghua MIAO , Hao ZHANG , Lili CHEN , Wenyu LI , Xuefeng WANG , Qingwen FAN , Yufan DU
Abstract: Provided is a method and a system for transmitting information. The method is applicable to a processing device, and includes: acquiring a target image of a display device; determining a target area in the target image; and sending display information to the display device, wherein the display information includes information of the target area; wherein the target area is a partial pixel area of the target image, the target area includes pixels with transparencies less than 1, and transparencies of the pixels outside the target area in the target image are all 1.
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92.发明申请公开(公告)号：US20210405354A1
公开(公告)日：2021-12-30
申请号：US16474791
申请日：2018-12-21
Inventor： Yali LIU , Chenru WANG , Ruijun DONG , Xuebing ZHANG , Ke LI , Hao ZHANG , Lili CHEN
Abstract: A method and apparatus for optimizing a lens of a virtual reality device and a computer readable storage medium. The method for optimizing a lens of a virtual reality device includes setting an optimization objective and optimization variables for imaging with a lens; and performing optimization processing on the imaging of an object point through the lens by the optimization variables, and obtaining a lens parameter value by which the imaging result is in accordance with the optimization objective, an image surface of the imaging of the object point through the lens being an image surface on which the astigmatism is less than a preset threshold.
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93.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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Patent Agency Ranking
96.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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97.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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98.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：US20210228075A1
公开(公告)日：2021-07-29
申请号：US16096428
申请日：2018-02-01
Inventor： Hao ZHANG , Lili CHEN , Minglei CHU , Jiankang SUN , Guixin YAN , Ziqiang GUO , Yakun WANG , Wenhong TIAN , Zhanshan MA
Abstract: An interpupillary distance measuring method, a wearable ophthalmic device and a computer readable storage medium are provided. The method includes: capturing at least one eye image; extracting corresponding one or two pupil image positions corresponding to a monocular pupil or pupils to two eyes in the at least one eye image; and determining an actual distance between the pupils of two eyes according to the one or two pupil image positions.
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公开(公告)号：US20210166638A1
公开(公告)日：2021-06-03
申请号：US17041652
申请日：2020-04-07
Inventor： Mingyang YAN , Zhifu LI , Jinghua MIAO , Yukun SUN , Wenyu LI , Lili CHEN , Hao ZHANG , Chenxi ZHAO
IPC: G09G3/34
Abstract: The present disclosure relates to a backlight control method and apparatus for a backlight module, a display device and a computer readable storage medium. The backlight module includes a plurality of backlight partitions. The backlight control method includes, for each backlight partition: determining a first brightness change threshold according to an output backlight brightness corresponding to a previous frame image; and determining, according to a difference between an initial backlight brightness of a current frame image and the output backlight brightness corresponding to the previous frame image and the first brightness change threshold, the output backlight brightness corresponding to the current frame image.
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