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公开(公告)号：US20220402433A1
公开(公告)日：2022-12-22
申请号：US17642010
申请日：2021-03-10
Inventor： Gang LI , Yachong XUE , Hao ZHANG , Lili CHEN , Minglei CHU , Hong ZHU , Hong LI , Xinqi LIN , Shuai LIU , Hui ZHAO
Abstract: A display method for a display assembly, a display system, and a display device of a vehicle column A, and a storage medium. According to the display method, by means of a conversion relationship between a coordinate system of a target feature model and a camera coordinate system of a driver monitoring assembly and a conversion relationship between the coordinate system of the target feature model and a world coordinate system, a conversion relationship between the camera coordinate system and the world coordinate system is obtained, a coordinate of the display assembly in the world coordinate system can be converted into a coordinate in the camera coordinate system, and thus whether a driver watches the display assembly can be simply determined. The problem that it is difficult to determine, directly according to the eyes of the driver and a spatial position of the display assembly, whether the driver watches the display assembly is solved, and the effect of reducing the difficulty of determining whether the driver watches the display assembly is achieved.
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公开(公告)号：US20220397767A1
公开(公告)日：2022-12-15
申请号：US17627079
申请日：2021-03-09
Inventor： Chenru WANG , Ruijun DONG , Yali LIU , Ke LI , Yulong WU , Feng QU , Hao ZHANG , Lili CHEN
Abstract: An optical displaying system, a controlling method thereof, and a displaying device, which relates to the technical field of displaying. The optical displaying system includes a display screen (1); a first light splitting unit (2), wherein after a light ray emitted by the display screen (1) passes through the first light splitting unit (2), the light ray is converted into a first-type polarized light or a second-type polarized light; an imaging unit (3), wherein after a light ray exiting from the first light splitting unit (2) passes through the imaging unit (3), the light ray forms an enlarged image corresponding to a first focal length; a second light splitting unit (4); a first optical-path unit (5), wherein after the first-type polarized light transmitted out of the second light splitting unit (4) passes through the first optical-path unit (5), the first-type polarized light forms an enlarged image corresponding to a second focal length, is converted into the second-type polarized light; and a second optical-path unit (6), wherein after the second-type polarized light reflected out of the second light splitting unit (4) passes through the second optical-path unit (6), the second-type polarized light is converted into the first-type polarized light.
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公开(公告)号：US20220252885A1
公开(公告)日：2022-08-11
申请号：US17627087
申请日：2021-03-18
Inventor： Chenru WANG , Ruijun DONG , Ke LI , Yulong WU , Lili CHEN , Hao ZHANG , Feng QU
Abstract: An optical display system, a control method, and a display device, relates to the field of display technology. The optical display system comprises a display screen a first light splitting unit disposed at a display side of the display screen; a first imaging unit comprising a light splitting film disposed at a light-incident surface of the first imaging unit; a second light splitting unit disposed at a light emission side of the first imaging unit; a phase modulation unit disposed at least in a light path from the first imaging unit to the second light splitting unit; wherein, the first-type polarized light transmitted from the first light splitting unit is transmitted from a light emission side of the second light splitting unit, after being turned back multiple times between the first imaging unit and the second light splitting unit.
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公开(公告)号：US20220157272A1
公开(公告)日：2022-05-19
申请号：US17362944
申请日：2021-06-29
Inventor： Wenyu LI , Jinghua MIAO , Lili CHEN , Hao ZHANG , Shaolei ZONG , Xin DUAN , Jigang SUN , Wei SUN
Abstract: Provided are a virtual reality display device, a host device, a system and a data processing method. The virtual reality display device includes a display panel and a drive chip, wherein the drive chip includes a first processing module and a drive module; the first processing module is configured to decode an image to be decoded with a third color depth sent by a second processing module in a virtual reality host device to obtain a first image with a first color depth and a second image with a second color depth, the third color depth is greater than or equal to the first color depth, and the second color depth is less than the first color depth; the drive module is configured to generate a first data voltage corresponding to the first image and a second data voltage corresponding to the second image.
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35.发明申请公开(公告)号：US20220155859A1
公开(公告)日：2022-05-19
申请号：US17359677
申请日：2021-06-28
Inventor： Guixin YAN , Jiankang SUN , Lili CHEN , Hao ZHANG
Abstract: Provided are a human-machine interaction method, a system, a processing device and a computer readable storage medium, wherein the method includes: controlling a 3D display to output a 3D view to present a virtual target object; receiving a user image taken by a sight tracking camera, and detecting an eye gaze region according to the user image; receiving a hand image taken by a gesture detection camera, and detecting whether a user's hand collides with the virtual target object and/or grabs the virtual target object according to the hand image; controlling playing of the 3D view according to whether human eyes gaze at the virtual target object, the user's hand collides with the virtual target, and grasps the virtual target object.
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Patent Agency Ranking
公开(公告)号：US20220094905A1
公开(公告)日：2022-03-24
申请号：US17462894
申请日：2021-08-31
Inventor： Yaoyu LV , Yachong XUE , Zhanshan MA , Jiankang SUN , Lili CHEN , Hao ZHANG
IPC: H04N13/393 , H04N13/106 , G06F17/10
Abstract: Methods and apparatuses for acquiring display image sequence, rotary stereoscopic display devices and storage media are provided. A method includes: determining voxels in a 3D display space by multiple partitioning of the 3D display space in a cylindrical coordinate system using a predetermined partitioning mode, where the predetermined partitioning mode includes non-uniform partitioning in a radius direction of the cylindrical coordinate system, and space bounding boxes resulting from a same partitioning have a same volume; determining a cross-sectional profile of a 3D object to be displayed on a display screen at each of phase positions; determining a cross-sectional image based on voxels and the cross-sectional profile at each of the phase positions; and acquiring a display image sequence by arranging the cross-sectional images according to rotation angles of the display screen.
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公开(公告)号：US20210358093A1
公开(公告)日：2021-11-18
申请号：US16473110
申请日：2019-01-10
Inventor： Minglei CHU , Hao ZHANG , Lili CHEN , Chenru WANG , Yali LIU , Yukun SUN , Guixin YAN , Jiankang SUN
Abstract: A method and a device of correcting image distortion, a display device, a computer readable medium and an electronic device. The method of correcting image distortion includes: forming a correction grid on an imaging screen of a display device, the correction grid including a plurality of to-be-adjusted grid points; forming a circle on the correction grid; and moving the to-be-adjusted grid point on and outside the circle, to correct image distortion.
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公开(公告)号：US20210335294A1
公开(公告)日：2021-10-28
申请号：US16483541
申请日：2018-10-25
Inventor： Chenru WANG , Yali LIU , Hao ZHANG , Lili CHEN , Ruijun DONG , Xuebing ZHANG , Ke LI
IPC: G09G3/36 , G02F1/1343 , G02F1/155 , G02F1/1335
Abstract: A display device and a display method thereof, and a display equipment are disclosed. The display device includes a display panel and a light transmittance adjusting layer, the display panel includes a plurality of pixel regions, the light transmittance adjusting layer is stacked with the display panel, and the light transmittance adjusting layer is configured to adjust display brightness of the plurality of pixel regions.
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公开(公告)号：US20210084727A1
公开(公告)日：2021-03-18
申请号：US16630573
申请日：2019-05-13
Inventor： Feng ZI , Jian SUN , Ziqiang GUO , Jiyang SHAO , Xinjian LIU , Feng PAN , Yakun WANG , Binhua SUN , Hao ZHANG , Lili CHEN
IPC: H05B45/46 , G02F1/13357 , H05B45/37
Abstract: A backlight, a control method of the backlight, and a display device are provided. The backlight includes a plurality of light-emitting modules arranged in an array. Each of the light-emitting modules includes a light-emitting unit and a control circuit. The control circuit includes n branches, a controller, and a current module. Each branch of the n branches is connected in series with the light-emitting unit and the current module. Each branch is provided with a switch, and the controller is separately connected to the switch on each branch.
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公开(公告)号：US20210041947A1
公开(公告)日：2021-02-11
申请号：US16966113
申请日：2020-01-03
Inventor： Yali LIU , Chenru WANG , Ruijun DONG , Xuebing ZHANG , Ke LI , Hao ZHANG , Lili CHEN
Abstract: The present disclosure relates to the field of augmented reality technology, and provides a display device that includes a display configured to display an image and a movement controller configured to control a movement state of the display device according to displacement instruction information such that the display and a target object conform to a mutual position relationship.
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