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公开(公告)号：US10690924B2
公开(公告)日：2020-06-23
申请号：US16063723
申请日：2017-12-12
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Tao Hong
Abstract: A display system and an image display method are disclosed. The display system includes an image display device, an optical waveguide element, an image acquisition device and a calibration device. The image acquisition device is provided at the display side of the image display device, and is configured to be capable of simultaneously acquiring the surrounding image and the first image acquired by, the image acquisition device; and the calibration device is configured to obtain matching information based on the surrounding image and the first image.
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公开(公告)号：US20200150429A1
公开(公告)日：2020-05-14
申请号：US16511411
申请日：2019-07-15
Applicant: BOE Technology Group Co., Ltd.
Inventor： Tao Hong
Abstract: A display device and a display method are provided, the display device including: a light source assembly, configured to output a first light ray carried with a first image to be displayed and a second light ray carried with a second image to be displayed, alternately; a first conversion element, arranged at a light exiting side of the light source assembly, and configured to convert the first light ray carried with the first image to be displayed into a first polarization light, and to convert the second light ray carried with the second image to be displayed into a second polarization light; and a light-splitting assembly and a imaging reflecting element, the light-splitting assembly being configured to direct the converted first light ray originating from the first conversion element towards the imaging reflecting element in a first direction, and to direct the converted second light ray originating from the first conversion element towards the imaging reflecting element in a second direction different from the first direction, and the imaging reflecting element being configured to receive and reflect the first light ray propagating in the first direction and the second light ray propagating in the second direction so as to form the first image and the second image, respectively; the first image and the second image are located at different distances from the imaging reflecting element in a same direction with respect to a predetermined observation location respectively.
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公开(公告)号：US12282234B2
公开(公告)日：2025-04-22
申请号：US17434670
申请日：2020-11-09
Applicant: BOE Technology Group Co., Ltd.
Inventor： Chunmiao Zhou , Kuanjun Peng , Tao Hong , Xin Gu , Kang Guo , Xue Dong
IPC: G02F1/1335 , G02F1/1343 , H04N13/383
Abstract: A display device is provided. The display device includes: a plurality of sub-pixels and a light splitting structure including a plurality of light splitting portions. Each of the plurality of sub-pixels includes a plurality of display units, the plurality of sub-pixels are arranged as a plurality of sub-pixel row groups, each of the plurality of sub-pixel row groups includes at least two rows of sub-pixels, a gap is provided between two adjacent sub-pixels in each row of sub-pixels, and two adjacent rows of sub-pixels in each sub pixel row groups are shifted from each other in a row direction so that a sub-pixel in one row and the gap between two adjacent sub-pixels in another row are shifted from each other; a ratio of a size of each light splitting portions along the row direction to a pitch of the sub-pixels is in a range from 0.9 to 1.1.
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公开(公告)号：US12225177B2
公开(公告)日：2025-02-11
申请号：US17765390
申请日：2021-05-28
Applicant: BOE Technology Group Co., Ltd.
Inventor： Jian Gao , Sen Ma , Fang Cheng , Tao Hong , Jinye Zhu , Pengxia Liang , Jing Yu
IPC: H04N13/117 , H04N13/167 , H04N13/189
Abstract: The present disclosure provides a screen detection method, an apparatus and a device, a computer program and a readable medium, and belongs to the technical field of screens. The method includes: receiving a cylindrical lens detection instruction for a target screen, wherein the cylindrical lens detection instruction at least includes target viewpoints; acquiring browsing images shot from the target screen under the target viewpoints in response to the detection instruction, wherein the target screen is a screen of which the light emission side is provided with cylindrical lenses; using the browsing images as viewpoint images under the condition that the browsing images include target contents; and outputting detection parameters of the cylindrical lenses on the target screen based on image parameters of the viewpoint images.
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公开(公告)号：US12117695B2
公开(公告)日：2024-10-15
申请号：US18273557
申请日：2021-12-27
Applicant: BOE Technology Group Co., Ltd.
Inventor： Lin Li , Pengxia Liang , Zhongxiao Li , Weili Zhao , Tao Hong , Jinye Zhu , Jing Yu
IPC: G02F1/1337 , G02B30/22 , G02F1/1335 , G02F1/1343
CPC classification number: G02F1/133761 , G02B30/22 , G02F1/133526 , G02F1/134309
Abstract: The present invention provides a liquid crystal lens panel and a display device. The liquid crystal lens panel comprises a first substrate (10) and a second substrate (20) that are opposite to each other, and a liquid crystal layer (30) provided between the first substrate (10) and the second substrate (20); the first substrate (10) comprises a first structural layer (12) provided on a first base (11) and a first orientation layer (13) provided on the first structural layer (12); the second substrate (20) comprises a second structural layer (22) provided on a second base (21) and a second orientation layer (23) provided on the second structural layer (22); on a plane parallel to the liquid crystal lens panel, at least one of the first orientation layer (13) and the second orientation layer (23) comprises multiple orientation areas, orientation pretilt angles of at least two orientation areas are different.
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Patent Agency Ranking
公开(公告)号：US12007587B2
公开(公告)日：2024-06-11
申请号：US17435312
申请日：2020-11-18
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Jinye Zhu , Sen Ma , Zhichong Wang , Tao Hong , Junxing Yang , Jing Yu , Tianyang Han
IPC: G02B30/31 , G02F1/133 , G02F1/1343
CPC classification number: G02B30/31 , G02F1/13306 , G02F1/134309
Abstract: The present disclosure provides a grating including: a first substrate including stacked first and second electrode layers each including strip-shaped electrodes with an identical width, strip-shaped electrodes in the first and second electrode layers arranged alternately; a second substrate opposite to the first substrate with a liquid crystal layer therebetween; driving modules for driving the strip-shaped electrodes to form light shading parts and light transmission parts, one light shading part and one adjacent light transmission part defining a grating unit, at least one grating unit defining a grating part, the driving modules arranged in one-to-one correspondence with the grating parts; and a control module for generating driving signals in one-to-one correspondence with the driving modules according to a distance between the human eyes and the grating, thereby changing a width of the grating unit corresponding to a crosstalk position. A 3D display device and a grating driving method are provided.
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公开(公告)号：US12003696B2
公开(公告)日：2024-06-04
申请号：US17288586
申请日：2020-09-14
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Tao Hong
IPC: H04N13/307 , G01S7/20 , G02F1/01 , H04N13/32 , H04N13/324 , G01S7/04
CPC classification number: H04N13/307 , G01S7/20 , G02F1/0121 , H04N13/32 , H04N13/324 , G01S7/04
Abstract: Provided is a display device. The display device includes a display panel and a microlens array disposed on a light-emitting side of the display panel, wherein the display panel includes a plurality of pixel islands in which a first pixel island displaying a first color, a second pixel island displaying a second color, and a third pixel island displaying a third color adjacent to one another form a repeating unit. In a same repeating unit, three sub-pixels at the same positions relative to their respective microlens units in the first pixel island, the second pixel island, and the third pixel island are disposed at three vertexes of a triangle respectively, and thus form a color fusion pixel. In addition, the display device further includes microlens arrays in one-to-one correspondence with the plurality of pixel islands to realize 3D display.
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公开(公告)号：US11928993B2
公开(公告)日：2024-03-12
申请号：US18038433
申请日：2020-11-30
Applicant: BOE Technology Group Co., Ltd.
Inventor： Chunmiao Zhou , Kuanjun Peng , Tao Hong
CPC classification number: G09G3/003 , G02B27/0093 , G02B30/33 , G06F3/013 , G09G2300/0452 , G09G2320/0209 , G09G2320/028 , G09G2354/00
Abstract: A display device and a display method therefor. The display device includes: a display panel (10), including a base substrate (101) and a plurality of pixel islands (102) located on the base substrate (101), each of the pixel islands (102) including a plurality of sub-pixels (p) arranged in a first direction (x) and a second direction (y), in the pixel island (102), a row of sub-pixels (p) arranged in the first direction (x) having the same color, and a row of sub-pixels (p) arranged in the second direction (y) having mutually different colors; and a light splitting device (20) located at a display surface side of the display panel (10) and configured to deflect part of light emitted by the display panel (10) to a first region, and deflect the other part of light to a second region.
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39.发明授权公开(公告)号：US11812011B2
公开(公告)日：2023-11-07
申请号：US17765453
申请日：2021-05-12
Applicant: BOE Technology Group Co., Ltd.
Inventor： Jinye Zhu , Jian Gao , Junxing Yang , Tao Hong , Jing Liu , Jing Yu , Tianyang Han
IPC: H04N13/302 , H04N13/354 , G06T7/62 , G09G3/32 , G06V10/74 , G06F3/14 , G06V10/60
CPC classification number: H04N13/302 , G06F3/14 , G06T7/62 , G06V10/60 , G06V10/761 , G09G3/32 , H04N13/354
Abstract: A method, a system, a processing device and a computer storage medium for evaluating a viewpoint density are provided. The method includes: acquiring a quantity of viewpoints of a display panel; comparing a size of an image spot radius of each viewpoint and image point spacing between the viewpoint and an adjacent viewpoint, and selecting one viewpoint as a reference viewpoint, calculating a crosstalk value between another viewpoint except the reference viewpoint and the reference viewpoint; and evaluating a viewpoint density for the auto-stereoscopic display according to the comparison of the size of the image spot radius of each viewpoint and the image point spacing between the viewpoint and the adjacent viewpoint and the calculated crosstalk value between the another viewpoint and the reference viewpoint.
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公开(公告)号：US20220350207A1
公开(公告)日：2022-11-03
申请号：US17434670
申请日：2020-11-09
Applicant: BOE Technology Group Co., Ltd.
Inventor： Chunmiao Zhou , Kuanjun Peng , Tao Hong , Xin Gu , Kang Guo , Xue Dong
IPC: G02F1/1343 , G02F1/1335 , H04N13/383
Abstract: A display device is provided. The display device includes: a plurality of sub-pixels and a light splitting structure including a plurality of light splitting portions. Each of the plurality of sub-pixels includes a plurality of display units, the plurality of sub-pixels are arranged as a plurality of sub-pixel row groups, each of the plurality of sub-pixel row groups includes at least two rows of sub-pixels, a gap is provided between two adjacent sub-pixels in each row of sub-pixels, and two adjacent rows of sub-pixels in each sub pixel row groups are shifted from each other in a row direction so that a sub-pixel in one row and the gap between two adjacent sub-pixels in another row are shifted from each other; a ratio of a size of each light splitting portions along the row direction to a pitch of the sub-pixels is in a range from 0.9 to 1.1.
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