公开(公告)号：US20190288118A1

公开(公告)日：2019-09-19

申请号：US16097327

申请日：2018-03-30

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Zhen SONG ,  Guoying WANG

IPC: H01L29/786 ,  H01L29/66 ,  H01L29/788 ,  H01L27/32

Abstract: A thin-film transistor and a manufacturing method thereof, a display substrate and a display device are disclosed. The thin-film transistor includes a control gate, a floating gate, an injection layer, an active layer, a gate electrode, and a source electrode and a drain electrode, which are provided on the base substrate, in which the source electrode and the drain electrode are opposite to each other and electrically connected to the active layer. The injection layer is provided between the floating gate and the active layer; the active layer is provided between the control gate and the gate electrode; and the floating gate is provided between the control gate and the active layer.

公开(公告)号：US20240212622A1

公开(公告)日：2024-06-27

申请号：US17794994

申请日：2021-08-24

Applicant: BOE Technology Group Co., Ltd.

Inventor： Pan XU ,  Hongli WANG ,  Danyang MA ,  Guoying WANG ,  Xing ZHANG ,  Chengyuan LUO ,  Ying HAN

IPC: G09G3/3266

CPC classification number: G09G3/3266

Abstract: A display substrate includes an underlayer substrate and a circuit structure layer. The circuit structure layer is located in a display area of the underlayer substrate. The circuit structure layer includes at least one first circuit area and at least one second circuit area. The first circuit area includes at least one first gate drive circuit; the second circuit area includes at least one second gate drive circuit. The first gate drive circuit is cascaded with the second gate drive circuit. The first gate drive circuit includes a plurality of cascaded first gate drive units, and the second gate drive circuit includes a plurality of cascaded second gate drive units. A plurality of first gate drive units are sequentially arranged in a second direction, and a plurality of second gate drive units are sequentially arranged in the second direction.

公开(公告)号：US20240169928A1

公开(公告)日：2024-05-23

申请号：US18421549

申请日：2024-01-24

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Ying HAN ,  Xuehuan FENG ,  Yicheng LIN ,  Pan XU ,  Guoying WANG ,  Xing ZHANG ,  Zhan GAO ,  Mingi CHU

IPC: G09G3/3266 ,  G09G3/3275 ,  G11C19/28 ,  H01L27/12 ,  H10K59/121 ,  H10K59/131

CPC classification number: G09G3/3266 ,  G09G3/3275 ,  G11C19/28 ,  H01L27/124 ,  H10K59/1213 ,  H10K59/1216 ,  H10K59/1315 ,  G09G2300/0842 ,  G09G2310/0278 ,  G09G2310/0286 ,  G09G2310/061 ,  G09G2320/0233

Abstract: A display panel includes: a substrate, sub-pixels and a gate drive circuit. The sub-pixel includes a pixel drive circuit. The gate drive circuit includes cascaded shift registers, and a shift register is electrically connected to pixel drive circuits in a row of sub-pixels. The gate drive circuit further includes cascade input signal lines and cascade display reset signal lines. The cascade input signal line is configured to connect a shift signal terminal and an input signal terminal of two different shift register; and the cascade display reset signal line is configured to connect a shift signal terminal and a display reset signal terminal of two different shift register. The display panel has sub-pixel regions for arranging the sub-pixels and first gap regions each located between two adjacent columns of sub-pixel regions; the cascade display reset signal lines and the cascade input signal lines are disposed in different first gap regions.

公开(公告)号：US20240114728A1

公开(公告)日：2024-04-04

申请号：US18538138

申请日：2023-12-13

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

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

IPC: H10K59/122 ,  H10K59/121 ,  H10K59/124 ,  H10K71/00

CPC classification number: H10K59/122 ,  H10K59/121 ,  H10K59/124 ,  H10K71/00 ,  H10K59/1201

Abstract: An organic light-emitting diode (OLED) display substrate, a manufacturing method thereof and a display panel are provided. The OLED display substrate has pixel regions and includes a base substrate and a pixel defining layer disposed on the base substrate; in regions of the pixel defining layer corresponding to the pixel regions, accommodation parts penetrating the pixel defining layer are disposed, and the pixel defining layer is further provided with guide parts disposed corresponding to the accommodation parts, the guide parts are located on a periphery of the corresponding accommodation parts and formed by recessed areas which are formed on a side of the pixel defining layer away from the base substrate, the recessed areas do not penetrate the pixel defining layer, and an orthographic projection of the guide part on the base substrate is directly coupled to an orthographic projection of the corresponding accommodation part on the base substrate.

公开(公告)号：US20230343812A1

公开(公告)日：2023-10-26

申请号：US17921077

申请日：2021-05-08

Applicant: BOE Technology Group Co., Ltd.

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

IPC: H01L27/15

CPC classification number: H01L27/156

Abstract: A display substrate and a display apparatus. Each pixel repeat unit (10) includes two pixel regions (P1, P2) arranged in a first direction, and a light transmission region (T) located between the two pixel regions (P1, P2), where each of the pixel regions (P1, P2) is provided with at least three sub-pixels (A, B, C) which are adjacently provided; and the area of the light transmission region (T) is equal to twice the area of a light transmission region (T) corresponding to a single pixel region (P1, P2).

公开(公告)号：US20210343973A1

公开(公告)日：2021-11-04

申请号：US17279771

申请日：2020-06-02

Applicant: BOE Technology Group Co., Ltd.

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

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

Abstract: The present disclosure provides a display substrate, including: a base substrate, which includes a display region and a driving region arranged on at least one side of the display region; a first electrode layer disposed in the display region; a signal output part disposed in the driving region, the first electrode layer is electrically coupled to the signal output part, the first electrode layer comprises a plurality of electrode regions each having a same area; and a plurality of auxiliary electrodes, which are in one-to-one correspondence with the plurality of electrode regions and configured to be coupled in parallel with the first electrode layer, a resistance of each auxiliary electrode is inversely correlated with a minimum distance from the electrode region corresponding to said each auxiliary electrode to the signal output part. The present disclosure further provides a display panel and a manufacturing method thereof and a display device.

公开(公告)号：US20210328194A1

公开(公告)日：2021-10-21

申请号：US16466737

申请日：2018-11-01

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Zhen SONG ,  Guoying WANG

IPC: H01L51/52

Abstract: An organic light emitting diode and a manufacturing method thereof, a display panel are provided. The organic light emitting diode includes a light emitting structure and a first electrode structure. The first electrode structure is configured to drive the light emitting structure to emit light and includes a first electrode and a light reflecting layer, the light reflecting layer is disposed on a side of the first electrode away from the light emitting structure, wherein the first electrode and at least a portion of the light reflecting layer are overlapped with each other in a first direction, an insulating layer is at least partially disposed between the at least part of the light reflecting layer and the first electrode overlapped with each other, and the first direction is perpendicular to a plane on which the light reflecting layer is located.

公开(公告)号：US20210167332A1

公开(公告)日：2021-06-03

申请号：US17047750

申请日：2019-12-23

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Guoying WANG ,  Zhen SONG

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

Abstract: The disclosure provides an array substrate, a manufacturing method of the array substrate and a display. The array substrate provided by the embodiment of the present disclosure includes sub-pixel units with multiple light-emitting colors; each sub-pixel unit includes a resonant cavity formed by a reflective layer and a cathode which are oppositely arranged, and the resonant cavity further includes: an anode positioned between the reflective layer and the cathode, and a light-emitting function layer positioned between the anode and the cathode; lengths of resonant cavities of the sub-pixel units with a same one of the light-emitting colors are the same, and lengths of resonant cavities of the sub-pixel units with different light-emitting colors are different; thicknesses of anodes of the sub-pixel units with different light-emitting colors are the same, thicknesses of light-emitting function layers of the sub-pixel units with different light-emitting colors are the same.

公开(公告)号：US20200006406A1

公开(公告)日：2020-01-02

申请号：US16399589

申请日：2019-04-30

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Zhen SONG ,  Guoying WANG

IPC: H01L27/12 ,  H01L27/28 ,  H01L51/05 ,  H01L29/786 ,  H01L29/417 ,  H01L29/45 ,  H01L29/49 ,  H01L51/10

Abstract: The present disclosure provides a method for manufacturing an array substrate, an array substrate, and a display device. The method for manufacturing the array substrate includes: forming a light-shielding layer and a buffer layer in sequence on a base substrate; forming an active layer on the buffer layer, and forming a first via hole in the active layer; forming an interlayer dielectric layer on the active layer; forming a second via hole in the interlayer dielectric layer at a position corresponding to the first via hole and a third via hole in the buffer layer at a position corresponding to the first via hole by a single patterning process; forming a source/drain electrode layer on the interlayer dielectric layer, in which the source/drain electrode layer is electrically connected to the light-shielding layer through the second via hole, the first via hole and the third via hole in sequence.

公开(公告)号：US20190214504A1

公开(公告)日：2019-07-11

申请号：US16170470

申请日：2018-10-25

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Zhen SONG ,  Guoying WANG

IPC: H01L29/786 ,  H01L27/12

CPC classification number: H01L29/78633 ,  H01L27/1218 ,  H01L27/124 ,  H01L27/1255 ,  H01L27/1262 ,  H01L29/78648

Abstract: A display backplate and a fabrication method thereof, a display panel and a display device are provided. The display backplate includes: a substrate; a first light shielding layer, provided on the substrate; a first thin film transistor, provided on a side of the first light shielding layer facing away from the substrate, and including a first active layer, a first source electrode, a first drain electrode and a first top-gate electrode; a first layer, including a first semiconductor portion and a first conductor portion, the first semiconductor portion constituting the first active layer; and a third electrode, the first conductor portion being provided between the first light shielding layer and the third electrode. The first light shielding layer and the first conductor portion form a first capacitance, and the third electrode and the first conductor portion form a second capacitance.