公开(公告)号：US11239257B2

公开(公告)日：2022-02-01

申请号：US16468240

申请日：2019-01-09

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Zhiwei Liang ,  Yingwei Liu ,  Haixu Li ,  Muxin Di ,  Qingzhao Liu

IPC: H01L27/12 ,  H01L29/786

Abstract: The present disclosure provides a display backplane and a method for manufacturing the same, a display panel and a display device, and relates to the field of display technology. The display backplane includes a first backplane and a second backplane. The first backplane includes a first substrate, and a first thin film transistor, on the first substrate, configured to drive a light emitting unit. The second backplane, which is attached to a surface of the first substrate facing away from the first thin film transistor, includes a second substrate and at least one second thin film transistor located between the second substrate and the first substrate.

公开(公告)号：US20210233972A1

公开(公告)日：2021-07-29

申请号：US16763786

申请日：2019-10-31

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Qingzhao Liu ,  Guoqiang Wang

IPC: H01L27/32 ,  H01L51/56

Abstract: The present disclosure is related to an array substrate. The array substrate may include a base substrate, a plurality or light-emitting de ices on the base substrate; a photosensitive device between the light-emitting devices and the base substrate; and a refractive layer between the photosensitive device and the light-emitting devices. The refractive layer may be at a distance from the photosensitive device, and the refractive layer may cover at least a gap region between the adjacent light-emitting devices. A refractive index of the refractive layer may be larger than a refractive index of a film layer in the gap region between the refractive layer and the photosensitive device, and an orthographic protection of the photosensitive device on the base substrate may at least partially overlap an orthographic projection of the light-emitting devices on base substrate.

公开(公告)号：US20210175448A1

公开(公告)日：2021-06-10

申请号：US17255293

申请日：2020-05-26

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Shengguang Ban ,  Shuilang Dong ,  Qingzhao Liu

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

Abstract: The present disclosure relates to a display substrate, a display device and a manufacturing method of the display substrate. The display substrate includes: a stretchable base including a plurality of opening patterns distributed along a surface of the stretchable base, wherein each of the plurality of opening patterns includes a plurality of opening areas, a plurality of bridge areas configured to enclose a first island area are formed between adjacent opening areas among the plurality of opening areas, and each of the plurality of opening patterns is configured to enclose a plurality of second island areas with at least two adjacent opening patterns; a plurality of display units respectively arranged on the first island area and the plurality of second island areas; and a plurality of signal lines respectively connected between the plurality of display units and respectively arranged in the plurality of bridge areas.

公开(公告)号：US11527676B2

公开(公告)日：2022-12-13

申请号：US16760475

申请日：2019-10-29

Applicant: BOE Technology Group Co., Ltd.

Inventor： Guoqiang Wang ,  Jiushi Wang ,  Qingzhao Liu

IPC: H01L33/24 ,  H01L33/00 ,  H01L33/38 ,  H01L33/44

Abstract: A light-emitting unit and a method for manufacturing the same are provided. The light-emitting unit includes a first semiconductor layer, a light-emitting layer and a second semiconductor layer that are distributed in a stacking manner. At least one of the first semiconductor layer or the second semiconductor layer is at least in contact with a part of layer surfaces and a part of side of the light-emitting layer, the first semiconductor layer is insulated from the second semiconductor layer, and one of the first semiconductor layer and the second semiconductor layer is an N-type semiconductor layer, and the other is a P-type semiconductor layer. The present disclosure is conducive to increasing the light-emitting area and the light extraction efficiency of the light-emitting unit.

公开(公告)号：US20210233467A1

公开(公告)日：2021-07-29

申请号：US16767351

申请日：2019-12-18

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Qingzhao Liu ,  Guoqiang Wang ,  Rui Huang ,  Lizhong Wang ,  Shuilang Dong ,  Xinhong Lu

IPC: G09G3/3233 ,  H01L31/12 ,  H01L29/78 ,  H01L27/12 ,  G09G3/3266

Abstract: The present application discloses a semiconductor apparatus, a pixel circuit and a control method thereof. The semiconductor apparatus comprises: an active layer; a first insulating layer; a first gate and a second gate overlapping with a portion of the active layer with the first insulating layer interposed therebetween, respectively; a first electrode, a second electrode and a third electrode, the first electrode and the second electrode are electrically connected with a first portion and a second portion of the active layer, respectively, the third electrode is used to be electrically connected with a photosensitive device, wherein the third electrode is electrically connected with the first gate or the second gate; or the third electrode is electrically connected with a third portion of the active layer.

公开(公告)号：US20210226091A1

公开(公告)日：2021-07-22

申请号：US16760475

申请日：2019-10-29

Applicant: BOE Technology Group Co., Ltd.

Inventor： Guoqiang Wang ,  Jiushi Wang ,  Qingzhao Liu

IPC: H01L33/24 ,  H01L33/38 ,  H01L33/44 ,  H01L33/00

Abstract: A light-emitting unit and a method for manufacturing the same are provided. The light-emitting unit includes a first semiconductor layer, a light-emitting layer and a second semiconductor layer that are distributed in a stacking manner. At least one of the first semiconductor layer or the second semiconductor layer is at least in contact with a part of layer surfaces and a part of side of the light-emitting layer, the first semiconductor layer is insulated from the second semiconductor layer, and one of the first semiconductor layer and the second semiconductor layer is an N-type semiconductor layer, and the other is a P-type semiconductor layer. The present disclosure is conducive to increasing the light-emitting area and the light extraction efficiency of the light-emitting unit.

公开(公告)号：US11022736B2

公开(公告)日：2021-06-01

申请号：US16408973

申请日：2019-05-10

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Qingzhao Liu ,  Jiushi Wang ,  Shuilang Dong ,  Guoqiang Wang

IPC: G02B5/30 ,  G02B5/02

Abstract: An embodiment of this disclosure discloses a metal wire grid comprising: a patterned metal layer and a patterned antireflective layer located on the patterned metal layer, wherein a surface of the antireflective layer distal to the patterned metal layer has a plurality of continuous pits. Embodiments of this disclosure further disclose a method of manufacturing a metal wire grid and a display panel.

公开(公告)号：US20210124897A1

公开(公告)日：2021-04-29

申请号：US17256678

申请日：2020-05-26

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Qingzhao Liu ,  Ke Wang ,  Guoqiang Wang ,  Shuilang Dong

IPC: G06K9/00 ,  G06K9/20 ,  H01L27/32 ,  H01L51/52 ,  H01L51/56

Abstract: An array substrate and a method for manufacturing the same, a method and assembly for detecting light, and a display device are provided. The array substrate includes: a base substrate having a pixel region; a light detecting unit, a switch unit, and a light emitting unit that are located in the pixel region, where the light emitting unit and the light detecting unit share the switch unit.

公开(公告)号：US20210124215A1

公开(公告)日：2021-04-29

申请号：US16918080

申请日：2020-07-01

Applicant: BOE Technology Group Co., Ltd.

Inventor： Shengguang Ban ,  Zhanfeng Cao ,  Ke Wang ,  Qingzhao Liu ,  Shuilang Dong ,  Song Liu

IPC: G02F1/13357 ,  H01L27/15 ,  H01L33/26

Abstract: The present disclosure provides a backlight source. The backlight source includes: a substrate, and a first conductive structure, a plurality of light emitting units, and a second conductive structure which are stacked on the substrate. The first conductive structure and the second conductive structure are respectively on two sides of the plurality of light emitting units in a direction perpendicular to the substrate, and the first conductive structure and the second conductive structure are configured to load a voltage for the plurality of light emitting units.

公开(公告)号：US20200326569A1

公开(公告)日：2020-10-15

申请号：US16097764

申请日：2018-03-30

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Haixu Li ,  Zhanfeng Cao ,  Qi Yao ,  Jianguo Wang ,  Da Lu ,  Shuilang Dong ,  Qingzhao Liu ,  Shengguang Ban

IPC: G02F1/1368 ,  G02F1/1362 ,  H01L27/12

Abstract: An array substrate, a method for manufacturing the same, a display panel, and a display device are provided. The array substrate comprises a substrate, a light shielding layer on the substrate, and a transistor arranged at a side of the light shielding layer away from the substrate, the transistor including an active layer.