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公开(公告)号：US20220328796A1
公开(公告)日：2022-10-13
申请号：US17639189
申请日：2020-03-24
Applicant: BOE Technology Group Co., Ltd.
Inventor： Xianqin MENG , Xiaochuan CHEN , Wei WANG , Can WANG , Weiting PENG , Sen MA , Yishan TIAN
Abstract: Disclosed in the present disclosure are a display device and a display apparatus. The display device includes: a first substrate and a second substrate opposite to the first substrate, a light-emitting pixel array between the first substrate and the second substrate, a reflective plate at a backlight side of the light-emitting pixel array, and a polarization conversion structure and a polarization filtering structure which are successively arranged at a light emission side of the light-emitting pixel array; the polarization filtering structure is for filtering light emitted from the light-emitting pixel array side to the polarization filtering structure, so that target polarized light is transmitted, and non-target deflected light is reflected back; and the polarization conversion structure is for converting transmitted circularly polarized light into linearly polarized light, or converting transmitted linearly polarized light into circularly polarized light.
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公开(公告)号：US20210181384A1
公开(公告)日：2021-06-17
申请号：US16862888
申请日：2020-04-30
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Qiuyu LING , Wei WANG , Xiandong MENG , Xianqin MENG , Meng YAN , Yishan TIAN , Yujiao GUO , Xiaochuan CHEN
Abstract: A near-eye display apparatus includes a pixel island configured to emit first light, and a combined micro lens disposed at a light exit side of the pixel island. The combined micro lens includes an additional micro lens and a first micro lens. The additional micro lens is configured to diverge the first light emitted by the pixel island. The first micro lens is disposed at a side of the additional micro lens away from the pixel island, and is configured to collimate light passed through the additional micro lens. The pixel island is disposed on a focal plane of the combined micro lens.
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公开(公告)号：US20220057674A1
公开(公告)日：2022-02-24
申请号：US17212832
申请日：2021-03-25
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Xianqin MENG , Weiting PENG , Yishan TIAN , Qiuyu LING , Yujiao GUO , Wei WANG , Fei WANG , Xiaochuan CHEN
IPC: G02F1/13357 , G02F1/1335
Abstract: The present disclosure relates to an LED backlight structure having a backlight side and a light outgoing side opposite to each other, including: an LED array on a transparent substrate; a transparent encapsulation layer on a side of the transparent substrate with the LED array, and configured to encapsulate the LED array; wherein the LED array is configured to emit light, the LED backlight structure further includes: a reflection layer on a backlight side of the transparent substrate and configured to reflect light to the light outgoing side; and a first microstructure layer on the light outgoing side of the transparent substrate and the LED array, wherein the first microstructure layer is configured to scatter light incident on a surface of the first microstructure layer, so that a part of light passes through the first microstructure layer, and the rest of light is reflected by the first microstructure layer.
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公开(公告)号：US20210173137A1
公开(公告)日：2021-06-10
申请号：US17264027
申请日：2020-05-25
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Xiandong MENG , Jifeng TAN , Shuilang DONG , Wei WANG , Wenqu LIU , Wenqing ZHAO , Qiuyu LING , Xianqin MENG , Yishan TIAN , Zhao KANG
IPC: F21V8/00 , G02F1/1362
Abstract: A display panel and a manufacturing method thereof, and a display device. The display panel includes a light guide plate, an array substrate, a liquid crystal layer between the light guide plate and the array substrate, a plurality of light-extracting gratings located on one side of a light exit surface of the light guide plate, and a transparent protection layer between a film layer where the light-extracting gratings are located and the light guide plate. The light guide plate includes a plurality of light-extracting port areas, and transparent areas besides the light-extracting port areas; each light-extracting port area is provided with one light-extracting grating; the protection layer is at least provided on the transparent areas, and the protection layer is configured to prevent the light guide plate in the transparent areas from being excessively etched to form a plurality of depressions.
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公开(公告)号：US20220308343A1
公开(公告)日：2022-09-29
申请号：US17309835
申请日：2020-12-29
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Junxing YANG , Zhenxing ZHOU , Sen MA , Yishan TIAN
Abstract: There is provided a near-to-eye display device, including: an optical waveguide; at least one in-coupling grating on a surface of the optical waveguide and configured to couple received parallel light into the optical waveguide for propagating by total internal reflection; a light out-coupling structure on the surface of the optical waveguide and configured to extract the light propagating by total internal reflection in the optical waveguide to become an outgoing light from the optical waveguide; and an optical lens configured to receive the outgoing light, remain an outgoing direction of the outgoing light with a first polarization direction, and converge or diverge the outgoing light with a second polarization direction. There is further provided an augmented reality apparatus including the near-to-eye display device.
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Patent Agency Ranking
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：US20220317542A1
公开(公告)日：2022-10-06
申请号：US17435011
申请日：2020-12-30
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yujiao GUO , Wei WANG , Xianqin MENG , Qiuyu LING , Meng YAN , Yishan TIAN , Gaolei XUE , Weiting PENG , Xiaochuan CHEN
Abstract: A transparent display panel has a plurality of sub-pixel regions, which are divided into at least two display unit groups. The transparent display panel includes a first substrate and a second substrate assembled with each other, and a light exit control layer disposed therebetween. The first substrate includes a first base and a dimming component disposed on a side of the first base. The dimming component includes a plurality of dimming lenses. Each dimming lens is configured to transmit exit light of one sub-pixel region to human eyes and focus the exit light on a corresponding focal plane. The plurality of dimming lenses are configured to focus exit light of the at least two display unit groups on different focal planes. The focal planes are located at a side of the transparent display panel away from the human eyes.
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公开(公告)号：US20210364799A1
公开(公告)日：2021-11-25
申请号：US16957361
申请日：2020-02-18
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yujiao GUO , Wei WANG , Gaolei XUE , Xianqin MENG , Xiandong MENG , Pengxia LIANG , Fangzhou WANG , Qiuyu LING , Meng YAN , Peilin LIU , Yishan TIAN , Xiaochuan CHEN
Abstract: An augmented reality display device and a pair of augmented reality glasses are provided. The augmented reality display device includes a substrate, an imaging element and a first optical element. The substrate includes a first side and a second side opposite to each other. The imaging element is configured to display a primary virtual image formed by virtual image light. The first optical element is configured to receive the virtual image light, orient the virtual image light to magnify the primary virtual image into a secondary virtual image, and make the virtual image light exit from the first optical element in a direction from the second side to the first side.
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公开(公告)号：US20220238769A1
公开(公告)日：2022-07-28
申请号：US17471184
申请日：2021-09-10
Applicant: BOE Technology Group Co., Ltd.
Inventor： Qiuyu LING , Xianqin MENG , Wei WANG , Weiting PENG , Yujiao GUO , Yishan TIAN , Xiaochuan CHEN
Abstract: A light-emitting module, a display module and a display device are provided. The light-emitting module includes multiple light-emitting elements, a micro lens array disposed on a light-emitting side of the multiple light-emitting elements, and a low-refractive material layer disposed on a side of the micro lens array away from the multiple light-emitting elements, wherein a refractive index of the low-refractive material layer is smaller than a refractive index of the micro lens array; light emitted by the light-emitting element may be processed by the micro lens array and the low-refractive material layer to form a dot matrix light source which irradiates multiple preset opening regions which are disposed at intervals.
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公开(公告)号：US20210063737A1
公开(公告)日：2021-03-04
申请号：US16919693
申请日：2020-07-02
Applicant: BOE Technology Group Co., Ltd.
Inventor： Qiuyu LING , Wei WANG , Xiandong MENG , Pengxia LIANG , Xianqin MENG , Gaolei XUE , Fangzhou WANG , Meng YAN , Peilin LIU , Yujiao GUO , Yishan TIAN , Xiaochuan CHEN
Abstract: Provided is a near-eye display device including: a base substrate including first and second surfaces opposite to each other, an optical element array on the first surface, and a pixel island array and a sensor array that are on the second surface and are coupled to each other. The pixel island array emits first pixel light to the optical element array, such that the first pixel light passes through the optical element array and then reaches a human eye. The sensor array receives light of the first pixel light reflected by the human eye, determines a position of a pupil center of the human eye according to an intensity distribution of the reflected light, determines pixels corresponding to the position of the pupil center in the pixel island array, and controls the pixels to emit second pixel light.
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