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公开(公告)号：US20200033524A1
公开(公告)日：2020-01-30
申请号：US16397040
申请日：2019-04-29
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Jian GAO , Xiaochuan CHEN , Wei WANG , Pengxia LIANG , Jifeng TAN , Xiandong MENG , Xianqin MENG , Fangzhou WANG
IPC: F21V8/00 , G02F1/1335 , G02B27/12
Abstract: A display apparatus and a method for controlling the same are provided. The display apparatus includes: a light guide module comprising a light incident region and a light emergent region; a display module, arranged corresponding to the light incident region of the light guide module and configured to display images; and a liquid crystal lens with a plurality of adjustable focal lengths, arranged between the display module and the light guide module and corresponding to the light incident region of the light guide module, and configured to form virtual images with different depths of field for the images displayed on the display module. The light guide module is configured to guide light exited from the liquid crystal lens to propagate in a direction from the light incident region to the light emergent region within the light guide module.
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公开(公告)号：US20190302515A1
公开(公告)日：2019-10-03
申请号：US16201103
申请日：2018-11-27
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Jifeng TAN , Wei WANG , Xiandong MENG , Xianqin MENG , Jian GAO , Xiaochuan CHEN
IPC: G02F1/1335 , F21V8/00 , G02F1/1343 , G02F1/137 , G02F1/1337
Abstract: A display device and a display method are provided. The display device includes: a first substrate; a light guide plate opposite to the first substrate; a grating layer including gratings, on the light guide plate and at a side of the light guide plate facing towards the first substrate, wherein each grating corresponds to one pixel; and a light source at a lateral surface of the light guide plate parallel to a light emergent direction of the display device, wherein the light source includes monochromatic light emitting components and an optical component, lights of different colors emitted by the monochromatic light emitting components are incident into, via the optical component, the light guide plate at different incident angles and are emergent from the gratings, and the incident angles are greater than a total reflection angle of the light guide plate.
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公开(公告)号：US20190237005A1
公开(公告)日：2019-08-01
申请号：US16145357
申请日：2018-09-28
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Pengxia LIANG , Wei WANG , Xiaochuan CHEN , Jifeng TAN , Xiandong MENG , Jian GAO , Xianqin MENG , Jing YU
CPC classification number: G09G3/30 , G09G3/2003 , G09G2310/0264 , H04N9/312
Abstract: The present disclosure provides a display panel, a display device and a display method. The display panel includes a substrate and several pixel units formed on the substrate. The pixel unit includes a monochromatic electroluminescent component, which is disposed on the substrate; a rotating mechanism, which includes a bracket and a diaphragm set disposed on the bracket, the diaphragm set comprising diaphragms with at least two different colors; and a micro-electromechanical controller, which is connected to the bracket to control rotation of the bracket, so as to control an orthographic projection of the diaphragm on the substrate to at least partially overlap with an orthographic projection of the monochromatic electroluminescent component on the substrate, such that a light emitted by the monochromatic electroluminescent component permeates through the diaphragms of different colors, and emits a light corresponding to the colors of the diaphragms.
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公开(公告)号：US20190094575A1
公开(公告)日：2019-03-28
申请号：US15767849
申请日：2017-09-13
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Wei WANG , Yafeng YANG , Xiaochuan CHEN , Xianqin MENG , Jifeng TAN
IPC: G02F1/137 , G02F1/1335 , G02F1/29 , F21V8/00 , G02F1/1362 , G02F1/1368 , G02B27/22
Abstract: A display panel and a display device are provided. The display panel includes: a lower substrate and an upper substrate cell-assembled together; a light-emitting control layer disposed between the lower substrate and the upper substrate; and a plurality of pixel units defined by a plurality of data lines and gate lines intersected with each other. Each pixel unit includes a plurality of subpixel areas. One or more side surfaces of the lower substrate are configured to receive incidence of the collimated light. The light-emitting control layer is configured to control the light-emitting directions and the light-emitting colors of the subpixel areas, to allow the light-emitting directions of the subpixel areas toward the central portion of the display panel. The light-emitting control layer is also configured to control the display grayscale of the subpixel areas.
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公开(公告)号：US20250040412A1
公开(公告)日：2025-01-30
申请号：US18274475
申请日：2022-07-28
Applicant: BOE Technology Group Co., Ltd.
Inventor： Weiting PENG , Wei WANG , Qiuyu LING , Xianqin MENG , Pengxia LIANG , Xiaochuan CHEN
Abstract: Disclosed are a display panel and a near-eye display apparatus. The display panel includes a central display region and an angle-customized display region surrounding the central display region, wherein the central display region and the angle-customized display region each includes a plurality of sub-pixels, a sub-pixel includes a light emitting device and a metasurface device corresponding to the light emitting device, a metasurface device in the angle-customized display region is configured such that light emitted by a corresponding light emitting device is deflected at a customized angle corresponding to the angle-customized display region.
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Patent Agency Ranking
公开(公告)号：US20240094538A1
公开(公告)日：2024-03-21
申请号：US18274473
申请日：2021-12-27
Applicant: BOE Technology Group Co., Ltd.
Inventor： Weiting PENG , Qiuyu LING , Wei WANG , Xianqin MENG , Pengxia LIANG , Qian WU
CPC classification number: G02B27/0172 , G02B1/002
Abstract: The present disclosure provides a near-eye display device and a construction method for a meta lens. The near-eye display device includes a substrate (10), a meta lens array (40) provided on the side of the substrate (10) close to an eye (100), and a pixel island array (30) located on the side of the substrate (10) away from the eye (100). The pixel island array (30) includes a plurality of pixel islands. The meta lens array (40) includes a plurality of meta lenses. The orthographic projection of the lens center of the meta lens on the substrate (10) overlaps the orthographic projection of the pixel center of the pixel island on the substrate. The lens center is the geometric center of the meta lens, and the pixel center is the geometric center of the pixel island.
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公开(公告)号：US20220238770A1
公开(公告)日：2022-07-28
申请号：US17471185
申请日：2021-09-10
Applicant: BOE Technology Group Co., Ltd.
Inventor： Weiting PENG , Xianqin MENG , Qiuyu LING , Yishan TIAN , Yujiao GUO , Wei WANG , Xiaochuan CHEN
IPC: H01L33/60 , H01L25/075 , H01L33/58 , H01L33/62
Abstract: Provided are a light-emitting module and a display apparatus. The light-emitting module may include a substrate, at least one light-emitting element located on a side of the substrate, and a first light-uniformizing component and a reflective layer disposed on a light-exit side of the light-emitting element; wherein, the first light-uniformizing component is configured to make light emitted by the light-emitting element be uniformly incident on the reflective layer; and the reflective layer is configured to reflect the light incident on the reflective layer toward a direction away from the light-exit side of the light-emitting element.
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公开(公告)号：US20210325594A1
公开(公告)日：2021-10-21
申请号：US16482384
申请日：2019-01-02
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Xianqin MENG , Wei WANG , Jifeng TAN , Xiandong MENG , Jian GAO , Fangzhou WANG , Xiaochuan CHEN , Pengxia LIANG
IPC: F21V8/00
Abstract: A backlight module, a method for manufacturing the same, and a liquid crystal display device, which realize a thin uniform backlight for liquid crystal display. The backlight module includes: a light guide plate including a light exit surface and a bottom surface opposite to the light exit surface; the bottom surface including an array of inverted pyramid grooves; and a plurality of point light sources located on a side of the light exit surface away from the bottom surface; wherein a light emitting surface of each point light source faces the light exit surface.
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公开(公告)号：US20210286963A1
公开(公告)日：2021-09-16
申请号：US16605983
申请日：2019-02-13
Applicant: BOE Technology Group Co., Ltd.
Inventor： Jian GAO , Xiaochuan CHEN , Wei WANG , Hongli YUE , Wenji ZHU , Xiandong MENG , Xianqin MENG
Abstract: The present disclosure provides an optical device, a module, an apparatus and a system for fingerprint identification. The optical device includes: a first lens array including a plurality of first lenses; a second lens array opposite to the first lens array, including a plurality of second lenses; and a light shielding element between the first lens array and the second lens array, the light shielding element including a plurality of light-transmitting apertures. Image focal planes of the plurality of second lenses, object focal planes of the plurality of first lenses, and the light shielding element are coplanar. The plurality of first lenses are in one-to-one correspondence with the plurality of second lenses and the plurality of light-transmitting apertures, respectively.
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公开(公告)号：US20210231845A1
公开(公告)日：2021-07-29
申请号：US16765583
申请日：2019-04-22
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Wei WANG , Xiaochuan CHEN , Jiayao LIU , Qiuyu LING , Xianqin MENG , Xiandong MENG , Pengxia LIANG , Fangzhou WANG , Peilin LIU
Abstract: A display device is disclosed, and the display device includes a display layer and a lens layer; the lens layer is provided on a light emergent side of the display layer, and includes at least one grating compound lens unit; the display layer includes at least one display pixel set, and the display pixel set is configured to emit light for imaging toward the grating compound lens unit during display; the grating compound lens unit is configured to optically image the display pixel set; and the grating compound lens unit is further configured to deflect the light for imaging, to make an image-space central visual field direction of the grating compound lens unit intersect with an extension direction of an optical axis of the grating compound lens unit, so that the display device has one or more viewpoints.
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