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公开(公告)号：US20210360818A1
公开(公告)日：2021-11-18
申请号：US16491340
申请日：2019-03-29
Inventor： Yu LEI , Jian SUN , Haoran JING , Wenhong TIAN , Zhen TANG , Ziqiang GUO , Xinjian LIU , Ruifeng QIN , Lili CHEN , Hao ZHANG , Feng PAN
Abstract: A VR integrated machine and a running method thereof are provided. The VR integrated machine includes a heat generating device, a heat conducting member and thermoelectric conversion member, the heat conducting member is connected with the heat generating device, the thermoelectric conversion member has a first end connected with the heat conducting member, and is configured to generate electrical energy and to supply the electrical energy to the UR integrated machine.
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12.发明申请公开(公告)号：US20210356646A1
公开(公告)日：2021-11-18
申请号：US16473142
申请日：2018-12-11
Inventor： Ruijun DONG , Hao ZHANG , Chenru WANG , Lili CHEN , Xuebing ZHANG , Yali LIU , Junjie MIAO , Ke LI
Abstract: An optical waveguide element and control method thereof, a backlight module and a display device. The optical waveguide element includes a cavity, a light incident surface and a light emergent surface, light entering the cavity from the light incident surface is configured to propagate and be totally reflected in the cavity; and a reflector array, located in the cavity and configured to be controllable to cause at least a part of the light incident on the reflector array to be reflected out of the light emergent surface or to continue being totally reflected at the light emergent surface.
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公开(公告)号：US20210183111A1
公开(公告)日：2021-06-17
申请号：US16912357
申请日：2020-06-25
Inventor： Yaoyu LV , Hongzhen XUE , Fuqiang MA , Guixin YAN , Lili CHEN , Hao ZHANG , Zhanshan MA , Yachong XUE
Abstract: Provided is a method for compressing texture data of a three-dimensional model, including: acquiring data of polygonal surfaces constituting a contour of a target three-dimensional model, and data of a texture image and a phase plane of the contour; acquiring the texture data of texture points in a texture point group corresponding to each polygonal surface, the texture points in the texture point group including first and second texture points; assigning a weight to each texture point in each texture point group according to the texture data of the first texture points in the texture point group; calculating a sum of weights of each texture point in each texture point group; and compressing the texture data, according to a target compressed data amount, and the texture data and the sum of weights of the texture point whose sum of weights is not zero.
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公开(公告)号：US20210181555A1
公开(公告)日：2021-06-17
申请号：US16759728
申请日：2019-09-03
Inventor： Zhanshan MA , Wenhong TIAN , Hao ZHANG , Lili CHEN
IPC: G02F1/133 , G02F1/1335
Abstract: The present disclosure provides an optical processing apparatus, including at least one optical lens group, light transmittance of which is adjustable; a photodetector configured to detect an intensity of light emitted to the optical lens group; and a controller configured to adjust the light transmittance of the optical lens group according to the light intensity detected by the photodetector.
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公开(公告)号：US20210174489A1
公开(公告)日：2021-06-10
申请号：US16850778
申请日：2020-04-16
Inventor： Xiaolei LIU , Minglei CHU , Lili CHEN , Hao ZHANG
Abstract: A method for detecting a screen is provided, which may improve detection accuracy of defective sub-pixels in the display screen. The method includes: obtaining an image of a screen to be detected; performing Gabor filtering on the image of the screen to be detected to obtain a plurality of Gabor filtered images; performing image fusion on the plurality of Gabor filtered images to obtain a fused image; segmenting the fused image by using different gray thresholds to obtain segmented images; and performing defect detection according to the segmented images to determine whether there is a defective sub-pixel in the screen to be detected. A value range of different gray thresholds is within a gray value range of the fused image.
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Patent Agency Ranking
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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17.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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18.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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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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