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公开(公告)号：US11663940B2
公开(公告)日：2023-05-30
申请号：US17765757
申请日：2021-05-07
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Jian Gao , Xue Dong , Sen Ma , Xiaochuan Chen , Tao Hong , Yanliu Sun , Fang Cheng
CPC classification number: G09G3/001 , G02B30/27 , H10K50/858 , G09G2320/028 , G09G2354/00
Abstract: The present disclosure relates to a display assembly, a display device and a driving method. The display assembly includes: a display panel provided with a plurality of pixel islands distributed in an array, any one of the pixel islands including sub-pixels continuously arranged along a set direction; and a lens layer arranged on a light exit surface of the display panel and including lenses arranged along the set direction. A lenticular lens pitch is not greater than a size of an opening of each pixel island in the set direction, and along the set direction, a sub-pixel pitch in each of the pixel islands is smaller than a half of the lenticular lens pitch. The lenticular lens pitch is equal to a sum of a size of each lenticular lens in the set direction and a distance between two adjacent ones of the plurality of lenticular lenses.
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公开(公告)号：US11624915B2
公开(公告)日：2023-04-11
申请号：US16763368
申请日：2019-10-24
Applicant: BOE Technology Group Co., Ltd.
Inventor： Tao Hong
Abstract: A near-eye display device and a near-eye display method are provided. In the near-eye display device and method, displaying a first image and a second image in different time periods by using a display portion; converting light of the first image to first linearly polarized light and converting light of the second image to second linearly polarized light by using a polarization conversion portion, a polarization direction of the first linearly polarized light being different from that of the second linearly polarized light; receiving the first linearly polarized light and the second linearly polarized light, and causing them to be emitted towards different directions by using a polarization splitting portion; and transmitting the first linearly polarized light and transmitting the second linearly polarized light by using an image light transmission portion.
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公开(公告)号：US11385502B1
公开(公告)日：2022-07-12
申请号：US17356035
申请日：2021-06-23
Applicant: BOE Technology Group Co., Ltd.
Inventor： Zhenxing Zhou , Tao Hong , Chengfu Xu
IPC: G02F1/13357 , G02F1/1335 , G02B27/01 , G02F1/13363
Abstract: Disclosed are a near-eye display apparatus. The near-eye display apparatus comprises: a display screen; a polarization converter; an imaging lens group; a semi-transparent and semi-reflective layer arranged between the polarization converter and the first lens; a reflective polarized layer arranged on the side, facing away from the polarization converter, of the semi-transparent and semi-reflective layer, the polarization direction of the first linearly polarized light is vertical to the polarization direction of the second linearly polarized light; and a liquid crystal lens arranged between the semi-transparent and semi-reflective layer and the reflective polarized layer. When the liquid crystal lens is switched between the first phase retardation amount and the second phase retardation amount, the light path of light in the near-eye display apparatus changes, so that the near-eye display apparatus can image at two focal lengths.
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公开(公告)号：US11320901B2
公开(公告)日：2022-05-03
申请号：US16633599
申请日：2019-05-31
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Tao Hong
Abstract: A head-up display system and display method, a vehicle, and a computer product. The head-up display system includes: a display device configured to output first linearly polarized light for displaying a first image in a first time intervals and output second linearly polarized light for displaying a second image in a second time intervals; and a polarization beam splitting element in an optical path of light exiting from the display device, being configured to deflect a propagation direction of the first linearly polarized light by a first angle and deflect a propagation direction of the second linearly polarized light by a second angle, and the first angle and the second angle are different from each other.
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公开(公告)号：US20210208400A1
公开(公告)日：2021-07-08
申请号：US16763368
申请日：2019-10-24
Applicant: BOE Technology Group Co., Ltd.
Inventor： Tao Hong
Abstract: A near-eye display device and a near-eye display method are provided. In the near-eye display device and method, displaying a first image and a second image in different time periods by using a display portion; converting light of the first image to first linearly polarized light and converting light of the second image to second linearly polarized light by using a polarization conversion portion, a polarization direction of the first linearly polarized light being different from that of the second linearly polarized light; receiving the first linearly polarized light and the second linearly polarized light, and causing them to be emitted towards different directions by using a polarization splitting portion; and transmitting the first linearly polarized light and transmitting the second linearly polarized light by using an image light transmission portion.
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Patent Agency Ranking
公开(公告)号：US20190310473A1
公开(公告)日：2019-10-10
申请号：US16412488
申请日：2019-05-15
Applicant: BOE Technology Group Co., Ltd.
Inventor： Tao Hong
Abstract: The present disclosure provides a server, an augmented reality apparatus, system and sharing method and a storage medium and belongs to the technical field of augmented reality. The augmented reality apparatus comprises a communication module configured to receive a sharing unlocking instruction sent by a server and a processing module configured to perform system unlocking on the augmented reality apparatus when the sharing unlocking instruction is received, wherein the communication module is further configured to acquire real-time scene superimposition information corresponding to a real-time scene from the server after the augmented reality apparatus is subjected to system unlocking
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公开(公告)号：US20240319517A1
公开(公告)日：2024-09-26
申请号：US18579976
申请日：2023-01-03
IPC: G02B30/27
CPC classification number: G02B30/27
Abstract: The present application provides a light-ray modulating element, an eyeglass and a 3D displaying system. The light-ray modulating element is applied to a 3D displaying system, the 3D displaying system includes a 3D displaying device, and the 3D displaying device includes a display panel, and a lens unit disposed at a light exiting side of the display panel; light rays emitted by the display panel pass through the lens unit, are shot to the light-ray modulating element, and form two first viewpoint units at a light entering side of the light-ray modulating element, wherein each of the first viewpoint units includes at least two first viewpoints; and the light-ray modulating element is configured for converging light rays emitted by each of the first viewpoint units to form a second viewpoint unit.
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公开(公告)号：US11796825B2
公开(公告)日：2023-10-24
申请号：US17363217
申请日：2021-06-30
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Jinye Zhu , Jian Gao , Fang Cheng , Tao Hong , Jing Yu , Tianyang Han
IPC: G02F1/1335 , G02B27/09 , G02B27/01 , H10K50/858
CPC classification number: G02B27/0961 , G02B27/0172 , G02F1/133526 , H10K50/858
Abstract: A display apparatus including: a display screen including multiple light-emitting points and a first side, wherein light generated by the light-emitting points emits from the first side; and a microlens array provided on the first side of the display screen, the microlens array includes multiple microlenses arranged in an array, an orthographic projection of the microlens array on the display screen covers the display screen, and the display screen is provided on a focal surface of the microlens array. The focal lengths of the multiple microlenses increase sequentially from the center of the microlens array to the edge of the microlens array, so that a beam width of the light that is emitted from each light-emitting point of the display, transmits through the microlens array and is incident into a pupil of a human eye is less than a preset threshold.
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公开(公告)号：US11768385B2
公开(公告)日：2023-09-26
申请号：US17355298
申请日：2021-06-23
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Junxing Yang , Tao Hong , Sen Ma
IPC: G02B30/27 , G02F1/1335 , H04N13/305 , G09G3/00 , H04N13/383
CPC classification number: G02B30/27 , G02F1/133538 , H04N13/305 , G09G3/003 , H04N13/383
Abstract: The present disclosure relates to a 3D display device, includes: a display panel; a lens layer arranged on a light exit side of the display panel, and including a plurality of convergent lenses arranged in an array; a human eye tracker provided on a side of the lens layer away from the display panel, the human eye tracker being used to determine spatial positions of one or more viewers' eyes relative to the display panel when facing the display panel; and a controller electrically connected to the display panel and the human eye tracker, the controller being used to receive the spatial positions and control subpixels of the display panel corresponding to the spatial positions to display image slices corresponding to the spatial positions.
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公开(公告)号：US20220311991A1
公开(公告)日：2022-09-29
申请号：US17288586
申请日：2020-09-14
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Tao Hong
IPC: H04N13/307 , H04N13/324 , H04N13/32
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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