公开(公告)号：US20220399530A1

公开(公告)日：2022-12-15

申请号：US17770595

申请日：2021-03-09

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Ying HAN ,  Ling WANG ,  Pan XU ,  Yicheng LIN ,  Zhan GAO ,  Guoying WANG ,  Xing ZHANG

IPC: H01L51/52 ,  H01L27/32 ,  H01L51/56

Abstract: A display apparatus includes a cover plate and a display substrate. The cover plate includes a first base substrate, a black matrix and a support layer stacked on a side of the first base substrate, and a quantum dot layer disposed on the side of the first base substrate. The black matrix and the support layer each have a plurality of openings to form a plurality of opening regions. The quantum dot layer includes a plurality of quantum dot units. Each quantum dot unit is located in an opening region in the plurality of opening regions. The display substrate includes a second base substrate, driving circuit structures disposed on a side of the second base substrate, and light-emitting devices disposed on a side of the driving circuit structures. Each light-emitting device is coupled to a driving circuit structure in the driving circuit structures to emit light.

公开(公告)号：US20220320217A1

公开(公告)日：2022-10-06

申请号：US17637772

申请日：2021-02-02

Applicant: BOE Technology Group Co., Ltd.

Inventor： Ying HAN ,  Ling WANG ,  Yicheng LIN ,  Pan XU ,  Guoying WANG ,  Xing ZHANG

IPC: H01L27/32

Abstract: Disclosed are a display panel and a display device. The display panel includes: a base substrate; a detection circuit, located on the side of the base substrate, and including a transistor and a photosensitive detection component electrically connected to the transistor, and an orthographic projection of the transistor on the base substrate and an orthographic projection of the photosensitive detection component on the base substrate do not overlap with each other; a planarization layer, located on the side of the detection circuit facing away from the base substrate, and including a first surface facing away from the base substrate at the position in which the transistor is located, and a second surface facing away from the base substrate at the position in which the photosensitive detection component is located; and a light-emitting device, located on the side of the planarization layer away from the detection circuit.

公开(公告)号：US20220013612A1

公开(公告)日：2022-01-13

申请号：US17281266

申请日：2020-08-19

Applicant: BOE Technology Group Co., Ltd.

Inventor： Pan XU ,  Yongqian LI ,  Guoying WANG ,  Dacheng ZHANG ,  Chen XU ,  Lang LIU ,  Xing ZHANG ,  Ling WANG ,  Yicheng LIN ,  Ying HAN

IPC: H01L27/32

Abstract: Provided are a display substrate, a manufacturing method thereof and a display apparatus. The display substrate includes multiple sub-pixels, wherein each sub-pixel includes a light-emitting region and a non-light-emitting region, and each sub-pixel is provided with a drive circuit; the drive circuit includes a storage capacitor and multiple transistors; for each sub-pixel, the multiple transistors are in the non-light-emitting region, the storage capacitor is a transparent capacitor, and an orthographic projection of the storage capacitor on a base substrate coincides with the light-emitting region. A first electrode of the storage capacitor is disposed in a same layer as an active layer of the multiple transistors, but in a different layer from source and drain electrodes of the multiple transistors, and a second electrode of the storage capacitor is on a side of the first electrode close to the base substrate.

公开(公告)号：US20200251680A1

公开(公告)日：2020-08-06

申请号：US16757081

申请日：2019-09-06

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Guoying WANG ,  Zhen SONG ,  Yicheng LIN ,  Ling WANG ,  Pan XU

IPC: H01L51/52 ,  H01L27/32 ,  H01L51/00 ,  H01L51/56

Abstract: The present disclosure relates to a display panel, a display device, and a method of manufacturing the display panel. The display panel includes a first substrate and a second substrate opposite to each other, a bonding portion that bonds a first peripheral region of the first substrate and a second peripheral region of the second substrate, and a protrusion disposed on at least one of the first peripheral region of the first substrate and the second peripheral region of the second substrate. Wherein the protrusion is embedded in the bonding portion.

公开(公告)号：US20230146528A1

公开(公告)日：2023-05-11

申请号：US17421264

申请日：2021-01-11

Applicant: BOE Technology Group Co., Ltd.

Inventor： Ying HAN ,  Yicheng LIN ,  Ling WANG ,  Pan XU ,  Guoying WANG ,  Xing ZHANG

IPC: G09G3/3208 ,  H10K59/65

CPC classification number: G09G3/3208 ,  H10K59/65 ,  G09G2360/145 ,  G09G2300/0426 ,  G09G2320/02 ,  H10K59/12

Abstract: A display substrate, a display panel, and a display device are provided. The display substrate includes a substrate, a plurality of sub-pixels located on the substrate, a plurality of driving circuits and a plurality of light sensors, an orthographic projection of the light sensors on the substrate is within a range of an orthographic projection of the driving circuits on the substrate.

公开(公告)号：US20210280645A1

公开(公告)日：2021-09-09

申请号：US17253093

申请日：2020-06-30

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Ling WANG ,  Yicheng LIN ,  Guoying WANG ,  Ying HAN

IPC: H01L27/32 ,  H01L51/52 ,  H01L51/56

Abstract: Provided are a display substrate, a manufacturing method thereof and a display device. The display substrate includes a base and a plurality of subpixels arranged on the base in an array form. Each subpixel includes a light-emitting element, a subpixel driving circuitry coupled to the light-emitting element, and a light-emission detection circuitry configured to detect luminescence of light emitted by the light-emitting element. The light-emission detection circuitry includes a first control transistor and a PIN-type photodiode laminated in that order in a direction away from the base, a first electrode of the first control transistor is coupled to a cathode of the PIN-type photodiode, and an orthogonal projection of the first control transistor onto the base at least partially overlaps an orthogonal projection of the PIN-type photodiode onto the base. The display substrate provided by the present disclosure is used for display

公开(公告)号：US20210083137A1

公开(公告)日：2021-03-18

申请号：US16633372

申请日：2019-07-23

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Ling WANG ,  Yicheng LIN ,  Cuili GAI ,  Pan XU ,  Guoying WANG

IPC: H01L31/103 ,  H01L31/0224 ,  H01L31/18 ,  H01L27/146

Abstract: The present disclosure provides an optoelectronic sensor and a manufacturing method thereof, and an optoelectronic device and a manufacturing method thereof. The optoelectronic sensor includes a first electrode, a first semiconductor layer, a second semiconductor layer and a second electrode arranged in a stack, wherein each of the first semiconductor layer and the second semiconductor layer is a metal oxide semiconductor layer, the first electrode is a transparent electrode and has a work function greater than that of the first semiconductor layer; and the first semiconductor layer has a conductivity smaller than that of the second semiconductor layer, and has a work function greater than that of the second semiconductor layer.

公开(公告)号：US20200294449A1

公开(公告)日：2020-09-17

申请号：US16648522

申请日：2019-03-15

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Ling WANG ,  Pan XU ,  Yi Cheng LIN ,  Xing ZHANG ,  Ying HAN ,  Guang YAN

IPC: G09G3/3258 ,  G09G3/3291 ,  G09G3/3266

Abstract: Disclosed are a pixel array substrate and a driving method thereof, a display panel, and a display device. The pixel array substrate includes a plurality of pixel units arranged in a plurality of pixel rows, and common electrodes distributed in the plurality of pixel rows. Each of the plurality of pixel units includes a light emitting element, first electrodes of light emitting elements of a plurality of pixel units in each of the plurality of pixel rows are electrically connected with each other to form a common electrode in the each of the plurality of pixel rows, and the common electrodes in the plurality of pixel rows are insulated from each other.

公开(公告)号：US20200176604A1

公开(公告)日：2020-06-04

申请号：US16620663

申请日：2018-06-26

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Pan XU ,  Yicheng LIN ,  Cuili GAI ,  Baoxia ZHANG ,  Quanhu LI ,  Ling WANG

IPC: H01L29/786 ,  H01L27/12 ,  H01L29/417 ,  H01L29/66

Abstract: The present disclosure provides a thin film transistor, a method of fabricating the same, an array substrate and a display device. The thin film transistor includes: source and drain electrodes in a same layer arranged on a base substrate; an active layer on the base substrate and in contact with the source and drain electrodes; a gate insulating layer at a side of the active layer away from the base substrate; a gate electrode at a side of the gate insulating layer away from the base substrate. Orthographic projections of the gate electrode, the source electrode and the drain electrode on the base substrate do not overlap with one another, and a region of the active layer not covered by the gate electrode, the source electrode and the drain electrode and at a side of the active layer away from the base substrate is subjected to conductorization.

公开(公告)号：US20180358353A1

公开(公告)日：2018-12-13

申请号：US15736753

申请日：2017-05-15

Applicant: Boe Technology Group Co., Ltd.

Inventor： Cuili GAI ,  Longyan WANG ,  Ling WANG ,  Quanhu LI ,  Yi-cheng LIN

IPC: H01L27/02 ,  H01L27/12 ,  H01L29/786 ,  H01L29/66 ,  H01L49/02 ,  H01L21/768 ,  H01L29/788

CPC classification number: H01L27/0266 ,  H01L21/76877 ,  H01L21/77 ,  H01L27/02 ,  H01L27/0288 ,  H01L27/1255 ,  H01L28/40 ,  H01L29/66484 ,  H01L29/78648 ,  H01L29/788

Abstract: An electrostatic discharge device comprises a transistor with one of its source and drain serving as an input terminal of said device and the other serving as an output terminal. Said transistor comprises: a first conductive layer used as a first floating gate; a first insulating layer covering said first conductive layer; an active layer on said first insulating layer; a second insulating layer covering said active layer; a second conductive layer used as a second floating gate and on said second insulating layer; a third insulating layer covering said second conductive layer; a third conductive layer and a fourth conductive layer on said third insulating layer and on both sides of the active layer, said third conductive layer being isolated from the fourth conductive layer, wherein said third conductive layer serves as one of the source and the drain and said fourth conductive layer serves as the other.