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公开(公告)号：US20170221447A1
公开(公告)日：2017-08-03
申请号：US15324862
申请日：2015-12-28
发明人： Quanhua He , Hao Zhang , Lingyun Shi , Guangquan Wang , Jian Bo
IPC分类号： G09G5/00 , H04N19/12 , H04N19/156
CPC分类号： G09G5/006 , G06F3/14 , G06T9/00 , G09G2310/08 , G09G2320/0673 , G09G2330/021 , G09G2340/02 , G09G2350/00 , H04N19/12 , H04N19/156 , H04N19/172 , H04W52/0261 , Y02D70/00
摘要： The present disclosure discloses a data transmission method, a data transmission system and a portable display device, relates to the technical field of display, and can reduce power consumption of the portable display device and improve battery endurance of the portable display device. The data transmission method comprises: compressing display data; transmitting the compressed display data; and decompressing the compressed display data. The data transmission method and the data transmission system according to the present disclosure are used for data transmission between a processor and a source drive circuit in the portable display device.
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公开(公告)号：US12045552B2
公开(公告)日：2024-07-23
申请号：US17396285
申请日：2021-08-06
发明人： Qianwen Jiang , Hao Zhang , Lili Chen , Peng Han , Huidong He , Juanjuan Shi
IPC分类号： G06F30/392 , G06N20/00
CPC分类号： G06F30/392 , G06N20/00
摘要： A layout method of a chip includes: determining a logic diagram corresponding to a chip to be laid out and a device list corresponding to the logic diagram; and determining a layout diagram of the chip to be laid out, according to the logic diagram, the device list, and a pre-trained layout mode. The layout diagram includes at least an arrangement position, in the chip to be laid out, of each device in the device list.
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公开(公告)号：US20240210599A1
公开(公告)日：2024-06-27
申请号：US17913272
申请日：2021-11-23
发明人： Lili Chen , Hao Zhang , Xue Dong , Ruijun Dong , Haitao Huang , Jiarong Bai
摘要： Provided are a device and a method for eliminating a stray light of a Fresnel lens and an optical apparatus. The device for eliminating a stray light of a Fresnel lens includes: at least one Fresnel lens body, wherein each Fresnel lens body has a flat surface and a concave-convex surface that are arranged oppositely, the concave-convex surface is provided with a plurality of optical parts, and each of the optical parts is provided with an optically working surface and an optically invalid surface; and at least one electro-barrier provided with a plurality of pixels arranged in an array, wherein the plurality of pixels are controllable to be turned on or off by an electrical signal to form a blocking region, and the blocking region is configured to block the optically invalid surface.
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公开(公告)号：US11974478B2
公开(公告)日：2024-04-30
申请号：US18350748
申请日：2023-07-12
发明人： Tinghua Shang , Huijuan Yang , Tingliang Liu , Yi Zhang , Hao Zhang , Lulu Yang , Yang Zhou , Xiaofeng Jiang
IPC分类号： H10K59/131 , G09G3/3233
CPC分类号： H10K59/131 , G09G3/3233 , G09G2300/0426 , G09G2300/0439 , G09G2300/0819 , G09G2300/0842 , G09G2300/0861 , G09G2320/0242
摘要： An array substrate includes a first pixel driving circuit, a second pixel driving circuit, and a third pixel driving circuit; and a first voltage supply line, a second voltage supply line, and a third voltage supply line configured to provide a constant voltage signal respectively to the first pixel driving circuit, the second pixel driving circuit, and the third pixel driving circuit. The first voltage signal line crosses over a second capacitor electrode in the first pixel driving circuit by a first overlapping area. The second voltage supply line crosses over a second capacitor electrode in the second pixel driving circuit by a second overlapping area. The third voltage supply line crosses over a second capacitor electrode in the third pixel driving circuit by a third overlapping area. The third overlapping area is greater than the first overlapping area, and is greater than the second overlapping area.
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公开(公告)号：US11854170B2
公开(公告)日：2023-12-26
申请号：US17436648
申请日：2020-12-24
发明人： Yaoyu Lv , Yachong Xue , Menglei Zhang , Xiaolei Liu , Lili Chen , Hao Zhang
CPC分类号： G06T5/006 , G06F3/013 , G06T7/70 , G06T2207/30201
摘要： An image distortion processing method, including: determining a first relationship between a position of a human eye and a viewing position of the human eye on the VR screen; displaying an initially distorted image on the VR screen; determining a first feature point located at a first initial position in the initially distorted image; determining a first human eye position of the human eye in a case of viewing the first feature point located at a first target position; determining the first target position according to the first relationship and the first human eye position; determining a first target distortion parameter corresponding to the first feature point located at the first target position according to a relationship between a position of the feature point on the VR screen and a distortion parameter; and performing distortion on an image displayed on the VR screen according to the first target distortion parameter.
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公开(公告)号：US11805238B2
公开(公告)日：2023-10-31
申请号：US17462894
申请日：2021-08-31
发明人： Yaoyu Lv , Yachong Xue , Zhanshan Ma , Jiankang Sun , Lili Chen , Hao Zhang
IPC分类号： H04N13/393 , G06F17/10 , H04N13/106
CPC分类号： H04N13/393 , G06F17/10 , H04N13/106
摘要： 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：US11804194B2
公开(公告)日：2023-10-31
申请号：US17416477
申请日：2020-12-29
发明人： Wenyu Li , Jinghua Miao , Lili Chen , Hao Zhang
IPC分类号： G09G3/36 , G06F3/01 , G09G5/391 , G06F111/18
CPC分类号： G09G3/3607 , G06F3/011 , G09G5/391 , G06F2111/18
摘要： A virtual reality (VR) display device and a display method are provided, so as to improve the problems that an existing VR display device has higher power consumption and waste of resources. The display method for the VR display device includes: in response to a first operation of a user, initiating a smartview mode (S101); controlling display in a first display region of a screen of the VR display device to be at first definition; controlling display in a second display region, other than the first display region, of the screen of the VR display device to be at second definition (S102); and supplementing and displaying black for part of pixels in the second display region (S103); the first display region is a region watched by human eyes; and the first definition is greater than the second definition.
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公开(公告)号：US11785814B2
公开(公告)日：2023-10-10
申请号：US17297665
申请日：2020-08-31
发明人： Yi Qu , Hao Zhang , Linhong Han , Meng Zhang , Jie Dai , Yang Zhou , Yi Zhang , Chang Luo , Shun Zhang
IPC分类号： G09G3/00 , G09G3/3233 , G09G3/3266 , H10K59/131
CPC分类号： H10K59/131 , G09G3/035 , G09G3/3233 , G09G3/3266 , G09G2300/0408 , G09G2310/0281 , G09G2320/0233
摘要： Disclosed are a display panel and a display device. The display panel includes: at least one group of gate driving signal lines, the gate driving signal lines starting from the driving chip bonding area and going around the display area after passing through the bending area; and at least two first driving voltage lines, the at least two first driving voltage lines respectively starting from the flexible printed circuit bonding area, going through the bending area after passing through two sides of the driving chip bonding area, and extending to be close to the display area, and the at least two first driving voltage lines are respectively at two sides of the at least one group of gate driving signal lines.
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公开(公告)号：US11765334B2
公开(公告)日：2023-09-19
申请号：US17359506
申请日：2021-06-26
发明人： Chao Zheng , Jinghua Miao , Xuefeng Wang , Qingwen Fan , Shuai Hao , Hao Zhang , Lili Chen , Jinbao Peng , Wenyu Li
IPC分类号： H04N13/139 , H04N13/194 , H04N13/344 , H04N13/383
CPC分类号： H04N13/139 , H04N13/194 , H04N13/344 , H04N13/383
摘要： An image processing method includes determining a display mode; processing, according to an image processing manner corresponding to the display mode, original image data to obtain target image data; and transmitting the target image data to an image display terminal, so that the image display terminal performs image display according to a scanning display manner corresponding to the display mode, a resolution of the target image data is less than or equal to that of the original image data, and the target image data carries indication information of the display mode.
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公开(公告)号：US11727872B2
公开(公告)日：2023-08-15
申请号：US17427470
申请日：2020-10-26
发明人： Lulu Yang , Tinghua Shang , Huijuan Yang , Xiaofeng Jiang , Yupeng He , Huijun Li , Yi Qu , Meng Zhang , Xin Zhang , Hao Zhang
IPC分类号： G09G3/3233 , H10K59/131 , H10K59/121 , H10K59/126
CPC分类号： G09G3/3233 , H10K59/1213 , H10K59/131 , G09G2300/0426 , G09G2300/0809 , G09G2320/0209 , H10K59/126
摘要： A pixel circuit, a display substrate and a display device are disclosed. The pixel circuit includes: a threshold compensation transistor, a shielding element including a first shielding portion and a second shielding portion coupled with each other; a data writing transistor, orthographic projections of an active layer of the data writing transistor and the gate of the data writing transistor on the substrate are overlapped to form a first overlapping area; the first electrode and the active layer of the data writing transistor are in a same layer, orthographic projections of the first electrode of the data writing transistor and the second shielding portion on the substrate are overlapped to form a second overlapping area; a size of the second overlapping area in the first direction is smaller than that of the first overlapping area in the first direction.
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