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公开(公告)号：US20220384553A1
公开(公告)日：2022-12-01
申请号：US16958821
申请日：2019-08-27
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yunlong LI , Pengcheng LU , Li LIU , Yu AO , Yuanlan TIAN , Zhijian ZHU , Dacheng ZHANG
Abstract: A display substrate and a manufacturing method and a display device are provided. The display substrate includes: a first electrode pattern, a connecting electrode pattern, a second electrode, a light-emitting functional layer and a first dummy electrode pattern. The first electrode pattern includes a plurality of first electrodes spaced apart from each other. The second electrode is connected with the connecting electrode pattern, the second electrode and the first electrode pattern are spaced apart from each other. The first dummy electrode pattern includes a plurality of first dummy electrodes; the connecting electrode pattern surrounds the first electrode pattern, the first dummy electrode pattern is located between the connecting electrode pattern and the first electrode pattern, and at least two of the plurality of first dummy electrodes are each of a block shape and are spaced apart from each other.
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公开(公告)号：US20220140051A1
公开(公告)日：2022-05-05
申请号：US17260248
申请日：2020-03-27
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Zhijian ZHU , Pengcheng LU , Yu AO , Yunlong LI , Yuanlan TIAN
Abstract: A display panel includes: a silicon-based substrate, a driving layer, a first electrode layer, an organic light emitting layer, a second electrode layer and a plurality of pads. The display signal access pad is configured to access the display signal during a display phase, the test signal access pad at least includes a first group of test phase access pads, and the first group of test phase access pads includes a first pad and a second pad, the first pad is electrically connected with the electrode ring, and the second pad is electrically connected with the silicon-based substrate.
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公开(公告)号：US20220140020A1
公开(公告)日：2022-05-05
申请号：US17259373
申请日：2020-03-27
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Junbo WEI , Shengji YANG , Kuanta HUANG , Pengcheng LU , Yuanlan TIAN
IPC: H01L27/32
Abstract: A display panel includes a driving backplane, a plurality of detection pads, a light emitting function layer, and a flexible circuit board. The driving backplane has a pixel driving region and a peripheral region, and the peripheral region has bonding pads; an edge of the driving backplane is surrounded by a first section and a second section, and the bonding pads are located between the first section and the pixel driving region; a plurality of detection pads are disposed in and distributed along the second section; a light emitting function layer is disposed on the driving backplane and located in the pixel driving region; a flexible circuit board extends between the first section and the pixel driving region, and is bonded to the bonding pads; a first packaging layer is disposed on the light emitting function layer.
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公开(公告)号：US20250081803A1
公开(公告)日：2025-03-06
申请号：US18278339
申请日：2022-09-30
Inventor： Junbo WEI , Shengji YANG , Pengcheng LU , Kuanta HUANG , Yuanlan TIAN
IPC: H10K59/80 , H10K59/12 , H10K59/122 , H10K59/124
Abstract: Embodiments of the present disclosure relate to a display panel and a display device. The display panel includes a backplate including a plurality of pixel areas and a plurality of recesses configured to separate the plurality of pixel areas from each other, and a plurality of first electrodes on the backplate, wherein orthographic projections of the plurality of first electrodes on the backplate partially overlaps with the plurality of pixel areas, respectively, and wherein at least one of the plurality of first electrodes extends to a bottom surface of the recesses neighboring to the first electrodes.
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公开(公告)号：US20240315087A1
公开(公告)日：2024-09-19
申请号：US18674957
申请日：2024-05-27
Inventor： Junbo WEI , Shengji YANG , Pengcheng LU , Kuanta HUANG , Yuanlan TIAN
IPC: H10K59/122 , H10K59/80
CPC classification number: H10K59/122 , H10K59/80521
Abstract: A display substrate including a pixel definition layer on a base substrate, the pixel definition layer having a pixel opening, the pixel opening exposing at least a portion of a surface of a first electrode, and at least a portion of a second electrode covering the pixel opening; the pixel definition layer includes a second side surface away from the first electrode, the second side surface at least includes a protrusion structure, the protrusion structure at least includes a protrusion structure top surface; the protrusion structure top surface is an arc surface, and along a light emitting direction of the light emitting functional layer, a surface of the arc surface away from the base substrate is between a surface of the first electrode away from the base substrate and a surface of the first electrode close to the base substrate.
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Patent Agency Ranking
公开(公告)号：US20240244902A1
公开(公告)日：2024-07-18
申请号：US18016679
申请日：2022-02-28
Inventor： Junbo WEI , Shengji YANG , Pengcheng LU , Kuanta HUANG , Yuanlan TIAN
IPC: H10K59/131 , H05K1/02 , H05K1/18
CPC classification number: H10K59/131 , H05K1/028 , H05K1/189 , H05K2201/10128
Abstract: A display module includes a display substrate and a flexible circuit board bonding-connected with the display substrate, wherein the flexible circuit board is bent to a side of the display substrate away from a display side; the flexible circuit board includes a bent region and non-bent regions located at both sides of the bent region; the bent region includes a bending axis, the flexible circuit board is bent along the bending axis, the bent region is provided with one or more openings at a position of the bending axis, and the openings are through holes penetrating the flexible circuit board or grooves not penetrating the flexible circuit board; the bent region includes at least one wiring layer, the wiring layer of the bent region includes multiple traces extending to the non-bent regions on both sides of the bent region, and the plurality of traces do not overlap with the openings.
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公开(公告)号：US20240185779A1
公开(公告)日：2024-06-06
申请号：US17795869
申请日：2021-09-15
Inventor： Junbo WEI , Dachao LI , Shengji YANG , Pengcheng LU , Kuanta HUANG , Zhijian ZHU , Yuanlan TIAN
IPC: G09G3/3233 , G09G3/00
CPC classification number: G09G3/3233 , G09G3/006 , G09G2300/0819 , G09G2300/0861 , G09G2310/08 , G09G2320/0233 , G09G2330/08
Abstract: A display substrate, a pixel circuit, a driving method and a display device are provided. The display substrate includes a substrate and a plurality of repeating units arranged in an array on one side of the substrate, each repeating unit includes at least two light emitting elements and at least two pixel circuits, each pixel circuit includes a first transistor, a second transistor and a third transistor, and the third transistor is configured to drive the light emitting element to emit light; each repeating unit further includes a first region, a second region and a third region arranged continuously in the first direction, the first region includes at least two of the first transistors, the third region including at least two of the third transistors, and the type of the first transistor and the type of the third transistor are different.
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公开(公告)号：US20230345803A1
公开(公告)日：2023-10-26
申请号：US17779784
申请日：2021-02-03
Applicant: BOE Technology Group Co., Ltd.
Inventor： Li LIU , Junbo WEI , Pengcheng LU , Shengji YANG , Kuanta HUANG , Rongrong SHI , Yuanlan TIAN , Dacheng ZHANG
IPC: H10K59/131 , H10K59/80 , H10K59/12 , H10K71/20
CPC classification number: H10K59/878 , H10K59/1201 , H10K59/131 , H10K59/8051 , H10K59/80524 , H10K71/20 , H10K2102/103
Abstract: A display substrate includes: a wafer base (1) provided with a transistor; a metal reflective structure (2) on the wafer base, the metal reflective structure being electrically connected to the transistor, and being provided with a protrusion (21) protruding away from the wafer base; a first insulation layer (3) on a side of the metal reflective structure away from the wafer base, a surface of a portion of the first insulation layer corresponding to the metal reflective structure and facing away from the metal reflective structure being flush with a top face of the protrusion; and a transparent anode (4) on a side of the first insulation layer facing away from the metal reflective structure, the transparent anode being in contact connection with the top face of the protrusion.
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公开(公告)号：US20230142473A1
公开(公告)日：2023-05-11
申请号：US17915228
申请日：2021-11-11
Inventor： Zhijian ZHU , Pengcheng LU , Chenyu CHEN , Yunlong LI , Dongsheng LI , Wei LIU , Longfei FAN , Qian WU , Rongfei CHEN , Yuanlan TIAN , Dacheng ZHANG
CPC classification number: H10K59/351 , H10K59/353 , H10K59/38 , H10K59/879 , H10K71/00
Abstract: A display panel includes a plurality of first pixel units, each of the first pixel units including a first sub-pixel, a second sub-pixel, a third sub-pixel and a fourth sub-pixel of different colors, and the four sub-pixels including a white sub-pixel. In each of the first pixel units, the four sub-pixels are arranged in two rows and two columns, the first sub-pixel and the fourth sub-pixel are diagonally located and centrally symmetric, the second sub-pixel and the third sub-pixel are diagonally located and centrally symmetric, the first pixel unit composed of the four sub-pixels is formed in a hexagon as a whole, and the first pixel unit has at least two obtuse angles or two arc edges protruding toward a direction away from a center of the first pixel unit.
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公开(公告)号：US20220320258A1
公开(公告)日：2022-10-06
申请号：US17846487
申请日：2022-06-22
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Pengcheng LU , Yunlong LI , Yuanlan TIAN , Yu AO
Abstract: A display substrate and a manufacturing method and a display device are provided. The display substrate includes: a first electrode pattern, a connecting electrode pattern, a second electrode, and a light-emitting functional layer. The first electrode pattern is located in a display region and includes a plurality of first electrodes spaced apart from each other. The connecting electrode pattern is located in a peripheral region and includes a plurality of connecting electrodes. The second electrode is connected with the connecting electrode pattern, the second electrode and the first electrode pattern being spaced apart from each other. The light-emitting functional layer is located between the first electrode pattern and the second electrode, the connecting electrode pattern surrounds the first electrode pattern, and at least two of the plurality of connecting electrodes are each of a block shape and are spaced apart from each other.
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