公开(公告)号：US20250015237A1

公开(公告)日：2025-01-09

申请号：US18279745

申请日：2022-11-30

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Weiting PENG ,  Qian WU ,  Wei WANG ,  Xianqin MENG ,  Fang CHENG ,  Yutong YAN ,  Dacheng ZHANG

IPC: H01L33/50 ,  H01L33/58

Abstract: A display module is provided. The display module includes a light modulation layer, and the light modulation layer is located between a color film layer and a display substrate. The light modulation layer includes a plurality of modulation portions, and a modulation portion is correspondingly disposed between a light-emitting portion and a color film portion. The modulation portion includes a modulation structure and a transmission structure. The color film portion includes a first region and a second region. An orthogonal projection of the transmission structure on the corresponding color film portion is located within the first region. The second region is adjacent to another color film portion of a different color, and an orthogonal projection of the modulation structure on the corresponding color film portion is located in the second region. The modulation structure is used to converge exit light of the corresponding light-emitting portion.

公开(公告)号：US20230138214A1

公开(公告)日：2023-05-04

申请号：US16963332

申请日：2019-09-26

Applicant: BOE Technology Group Co., Ltd.

Inventor： Xiandong MENG ,  Jifeng TAN ,  Wei WANG ,  Xianqin MENG ,  Jian GAO ,  Xiaochuan CHEN

IPC: G02F1/1335 ,  G02F1/1343 ,  F21V8/00 ,  G02F1/133

Abstract: Embodiments of the present disclosure provide a display panel, a driving method thereof and a display device. The display panel includes: a light guide plate, configured to propagate light incident at a set angle by total reflection; an opposite substrate, arranged opposite to the light guide plate; a liquid crystal layer, arranged between the light guide plate and the opposite substrate; and a plurality of light extraction structures. Each light extraction structure includes: a light taking grating arranged on a surface of the light guide plate, a first wire grid structure arranged between the light guide plate and the liquid crystal layer, a second wire grid structure arranged between the liquid crystal layer and the opposite substrate, and a first electrode structure and a second electrode structure arranged between the light guide plate and the opposite substrate. A direction of a light transmitting axis of the first wire grid structure is vertical to a direction of a light transmitting axis of the second wire grid structure. The first electrode structure is of a blocky structure. The second electrode structure includes a plurality of strip-shaped sub-electrodes which are parallel to each other; and an included angle between an extension direction of the sub-electrode and the direction of the light transmitting axis of the first wire grid structure ranges from 10° to 80°.

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

IPC: G02F1/29 ,  G02B27/01

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.

公开(公告)号：US20210364812A1

公开(公告)日：2021-11-25

申请号：US16765097

申请日：2019-10-24

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Xiandong MENG ,  Xianqin MENG ,  Wei WANG ,  Jifeng TAN ,  Qiuyu LING ,  Fangzhou WANG ,  Jian GAO ,  Xiaochuan CHEN

IPC: G02B27/42 ,  F21V8/00 ,  G01N21/85 ,  G01N21/31

Abstract: The light extraction device, the detection equipment and the operation method thereof are provided. The light extraction device includes at least one light splitting unit, each of the at least one light splitting unit includes a color separation grating, configured to separate light incident on the color separation grating into a plurality of light beams that are collimated and propagated in different directions and have different colors; a first lens, disposed corresponding to the color separation grating and configured to converge the plurality of light beams; and a first pinhole, located on a side of the first lens away from the color separation grating and correspondingly arranged with the first lens. The first lens is configured to converge a light beam having a preset color in the plurality of light beams to the first pinhole and allow the light beam having the preset color to exit.

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

IPC: G02B27/01 ,  G02B27/10 ,  G06T19/00

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.

公开(公告)号：US20210325755A1

公开(公告)日：2021-10-21

申请号：US16971400

申请日：2019-11-29

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Xianqin MENG ,  Xiandong MENG ,  Wei WANG ,  Xiaochuan CHEN

IPC: G02F1/166 ,  G02F1/1676 ,  G02F1/1677 ,  G02F1/16757 ,  G09G3/34

Abstract: An optical switch includes a plurality of micro-grooves, a micro-fluid disposed in each micro-groove of the plurality of micro-grooves, and a driving electrode disposed corresponding to the micro-fluid in each micro-groove. The driving electrode is configured to provide a voltage to a corresponding micro-fluid to control light transmittance of a region where the micro-fluid is located.

公开(公告)号：US20210231565A1

公开(公告)日：2021-07-29

申请号：US16633358

申请日：2019-07-18

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Xianqin MENG ,  Xue DONG ,  Wei WANG ,  Jifeng TAN ,  Xiandong MENG ,  Xiaochuan CHEN ,  Jian GAO ,  Pengxia LIANG ,  Fangzhou WANG

IPC: G01N21/64 ,  H01L31/12 ,  H01L33/06 ,  H01L27/15 ,  H01L33/50

Abstract: A spectrometer and a fabrication method thereof. The spectrometer includes: a first base substrate; a second base substrate opposite to the first base substrate; a detection channel between the first base substrate and the second base substrate; a quantum dot light emitting layer on a side of the first base substrate that is close to the second base substrate, and including a plurality of quantum dot light emitting units; a black matrix on the side of the first base substrate that is close to the second base substrate, and configured to separate the plurality of quantum dot light emitting units; and a sensor layer, including a plurality of sensors the plurality of sensors being in one-to-one correspondence with the plurality of quantum dot light emitting units.

公开(公告)号：US20210149229A1

公开(公告)日：2021-05-20

申请号：US16642629

申请日：2019-03-29

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Xiandong MENG ,  Wei WANG ,  Jifeng TAN ,  Xianqin MENG ,  Fangzhou WANG ,  Qiuyu LING

IPC: G02F1/139 ,  G02F1/1343 ,  G02F1/1335 ,  F21V8/00 ,  G02F1/1337 ,  G02F1/13357 ,  G02F1/137

Abstract: A display device and a method for controlling the display device are disclosed. The display device includes a backlight module and a liquid crystal cell on a light emitting side of the backlight module. The liquid crystal cell includes a first electrode, a second electrode disposed in a first direction opposite to the first electrode, a liquid crystal layer between the first electrode and the second electrode, and a diffractive optical element in the liquid crystal layer. A refractive index of the diffractive optical element is equal to a short-axis refractive index of a liquid crystal in the liquid crystal layer. The liquid crystal cell is divided into a first portion where the liquid crystal molecules are capable of rotating in a first plane and a second portion in a second direction perpendicular to the first direction where liquid crystal molecules are capable of rotating in a first plane.

公开(公告)号：US20210018674A1

公开(公告)日：2021-01-21

申请号：US16644708

申请日：2019-09-16

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Jifeng TAN ,  Wei WANG ,  Xiandong MENG ,  Xianqin MENG ,  Jian GAO ,  Wenqing ZHAO

IPC: F21V8/00 ,  G02F1/1343 ,  G02F1/1337 ,  G02F1/13357

Abstract: Display device, control method are provided, which includes: light guide plate including light incident side, bottom surface, opposite light exiting surface; light extracting structure, on light exiting or bottom surface, configured to make light propagated in total reflection in light guide plate exit from light exiting surface at predetermined angle; first low refractive index layer, covering light exiting surface, refractive index of which being smaller than that of light guide plate; liquid crystal light adjusting layer, including liquid crystal layer and driving electrodes for driving liquid crystal molecules, on side of first low refractive index layer away from light exiting surface; second low refractive index layer, on side of liquid crystal light adjusting layer away from first low refractive index layer, refractive index of which and refractive index of first low refractive index layer being smaller than initial refractive index of liquid crystal light adjusting layer.

公开(公告)号：US20200271991A1

公开(公告)日：2020-08-27

申请号：US15776392

申请日：2017-09-21

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yafeng YANG ,  Wei WANG ,  Xiachuan CHEN ,  Xue DONG ,  Jifeng TAN ,  Jian GAO ,  Xiandong MENG ,  Xianqin MENG ,  Wenqing ZHAO ,  Feng GUAN ,  Lu YU ,  Congcong WEI

IPC: G02F1/1335 ,  G02B27/10 ,  G02B27/28 ,  G02B27/42 ,  G02B5/18

Abstract: Embodiments of the present disclosure provide a display panel, a method for manufacturing the same, and a display device, relating to the field of display technology. The display panel includes a first substrate, a second substrate, a liquid crystal layer disposed between the first substrate and the second substrate, and a light splitting structure disposed on a side of the first substrate facing away from the liquid crystal layer. The light splitting structure is configured to perform spectroscopic processing on light incident on the light splitting structure to obtain light of at least one color, and project the light of the at least one color onto a pixel of a corresponding color in the display panel.