-
公开(公告)号：US20220308368A1
公开(公告)日：2022-09-29
申请号：US17287446
申请日：2020-09-18
Inventor： Chenru WANG , Yali LIU , Ruijun DONG , Ke LI , Hao ZHANG
Abstract: A display device includes: an optical waveguide (15) comprising an optical waveguide body (151) and a light outputting section (152) disposed on the optical waveguide body (151); M lens assemblies (13, 14) disposed adjacent to an end of the optical waveguide body (151), wherein at least two lens assemblies (13, 14) of the M lens assemblies (13, 14) have different focal lengths, and M is a natural number greater than one; and M display screens (11, 12) corresponding to the M lens assemblies (13, 14) in one-to-one correspondence, each of the M display screens (11, 12) configured to emit light with image information through a corresponding lens assembly (13, 14) to the optical waveguide body (151) for transmission; wherein the light outputting section (152) is configured to output the light from the M display screens (11, 12) out of the optical waveguide body (151) for imaging, the light from the M display screens (11, 12) form M images, respectively, and at least two images of the M images have different image distances.
-
32.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.
-
33.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.
-
34.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.
-
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.
-
Patent Agency Ranking
36.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.
-
公开(公告)号：US20210255460A1
公开(公告)日：2021-08-19
申请号：US16649199
申请日：2019-04-01
Inventor： Ke LI , Yali LIU , Ruijun DONG , Chenru WANG , Hao ZHANG
Abstract: A display device, a display method thereof, and a display system. The display device includes at least two display screens; and a light transmission portion, configured to transmit image light emitted by the at least two display screens to a predetermined region. The at least two display screens or the light transmission portion is configured to be movable, so that distances from image planes imaged by the at least two display screens through the light transmission portion to the predetermined region can be adjusted independently.
-
公开(公告)号：US20210158481A1
公开(公告)日：2021-05-27
申请号：US16641537
申请日：2019-03-13
Inventor： Xuefeng WANG , Yukun SUN , Hao ZHANG , Lili CHEN , Jinghua MIAO , Bin ZHAO , Xi LI , Lixin WANG , Jianwen SUO , Wenyu LI , Jinbao PENG , Qingwen FAN , Yuanjie LU , Yali LIU , Chenru WANG , Jiankang SUN
IPC: G06T3/40 , G06T11/60 , G06F3/0484
Abstract: An image processing method is provided, the method includes: performing area division on an input image to obtain a plurality of sub-images; determining a part of the plurality of sub-images as an image to be output; stitching respective sub-images of the image to be output to obtain a stitched image; and transmitting the stitched image, wherein the stitched image is smaller than the input image. An image jointing method is provided, the method includes: receiving a stitched image obtained by the image processing method according to the present disclosure; extracting respective sub-images of an image to be output from the stitched image; and jointing the respective sub-images to obtain a display image, wherein the jointing the respective sub-images refers to obtaining the display image by an operation inverse to a stitching process of stitching the respective sub-images to obtain the stitched image.
-
39.发明申请公开(公告)号：US20190204911A1
公开(公告)日：2019-07-04
申请号：US16233947
申请日：2018-12-27
Inventor： Minglei CHU , Hao ZHANG , Lili CHEN , Bin ZHAO , Ruijun DONG , Chenru WANG , Yali LIU , Xuebing ZHANG , Jiankang SUN , Guixin YAN , Ziqiang GUO , Xinjian LIU
CPC classification number: G06F3/013 , G06T7/70 , G06T7/80 , G06T2207/10048 , G06T2207/30201 , H04N5/2256
Abstract: An eye tracking device and an eye tracking method applied to video glasses, and video glasses are provided. The eye tracking device includes a light source component, a reflection component, an image sensor component and a main control component. The light source component is configured to emit invisible light to an eyeball, the reflection component is configured to reflect the invisible light reflected by the eyeball, the image sensor component is configured to generate an image of the eyeball based on the invisible light reflected by the reflection component, and the main control component is coupled to the image sensor component and is configured to acquire a gaze direction based on the image of the eyeball.
-
公开(公告)号：US20170103690A1
公开(公告)日：2017-04-13
申请号：US15036247
申请日：2015-11-11
Inventor： Kai YANG , Xiurong WANG , Xue DONG , Chenru WANG
CPC classification number: G09G3/2003 , G09F9/30 , G09G3/2074 , G09G3/3607 , G09G5/003 , G09G5/02 , G09G5/10 , G09G2300/0452 , G09G2300/0469 , G09G2340/0457
Abstract: A display driving method and device and a display device are disclosed. The method includes: receiving an image signal to be displayed; converting the image signal to be displayed into a virtual pixel array formed by virtual sub-pixels of three colors, and determining the gray scale of each virtual sub-pixel; dividing three successive sub-pixels in a row direction into a pixel unit, and arranging a sampling area at a corresponding position of each pixel unit in the virtual pixel array; and determining the gray scale of the sub-pixel of each color in the pixel unit according to the gray scale of the virtual sub-pixel of each color covered by the sampling area.
-
-
-
-
-
-
-
-
-
Search Results
54
records
(took 0.03 seconds)
