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公开(公告)号：US20240395199A1
公开(公告)日：2024-11-28
申请号：US18262699
申请日：2022-05-31
Inventor： Dachao LI , Zhijian ZHU , Shengji YANG , Xiaochuan CHEN , Junyan YANG , Pengcheng LU , Longfei FAN
IPC: G09G3/3233
Abstract: A pixel circuit includes a light emitting element, a driving circuit, a first energy storage circuit, a second energy storage circuit, and a writing-in control circuit; a first terminal of the first energy storage circuit is electrically connected to a control terminal of the driving circuit and a first terminal of the writing-in control circuit respectively, and a second terminal of the first energy storage circuit is electrically connected to a first terminal of driving circuit, a first terminal of the second energy storage circuit is electrically connected to a second terminal of the writing-in control circuit, and a second terminal of the second energy storage circuit is electrically connected to the writing-in terminal.
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公开(公告)号：US20240268179A1
公开(公告)日：2024-08-08
申请号：US18565900
申请日：2021-10-29
Inventor： Zhijian ZHU , Pengcheng LU , Wei LIU , Rongfei CHEN , Shengji YANG , Kuanta HUANG , Xiaochuan CHEN
IPC: G02F1/1335 , G02F1/13357
CPC classification number: H10K59/38 , G09G3/3208 , G09G2300/0426 , G09G2300/0452
Abstract: The present invention relates to a display assembly and a display device including the same. The display assembly includes a backplane, a plurality of light-emitting units and a plurality of color filter modules. The light-emitting units are provided on a side of the backplane, and the color filter modules are provided on a side of the light-emitting units away from the backplane. The color filter module includes a plurality of filter units of different colors. From a center of the display assembly to an edge of the display assembly, adjacent filter units of a same kind have different widths.
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公开(公告)号：US20240242649A1
公开(公告)日：2024-07-18
申请号：US17926959
申请日：2021-11-23
Inventor： Longfei FAN , Pengcheng LU
IPC: G09G3/20
CPC classification number: G09G3/20 , G09G2300/0852 , G09G2310/061 , G09G2310/08
Abstract: A driving circuit includes a driving signal output terminal, a first node control circuit, an on-off control circuit and a first output circuit. The first node control circuit controls to connect or disconnect the first node and the first voltage terminal under the control of a first control signal, and control to connect or disconnect the first node and the first voltage terminal under the control of a first clock signal; the first control terminal is different from the first clock signal terminal. The on-off control circuit controls to connect or disconnect the first node and the first output control terminal under the control of a second voltage signal; the first output circuit controls to connect or disconnect the driving signal output terminal and the first clock signal terminal under the control of a potential of the first output control terminal.
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公开(公告)号：US20240215346A1
公开(公告)日：2024-06-27
申请号：US17913789
申请日：2021-08-19
Inventor： Shengji YANG , Xue DONG , Hui WANG , Xiaochuan CHEN , Kuanta HUANG , Pengcheng LU , Dacheng ZHANG
IPC: H10K59/131 , H10K59/12 , H10K59/122 , H10K59/86
CPC classification number: H10K59/131 , H10K59/1201 , H10K59/122 , H10K59/86
Abstract: A display device, a display panel and manufacture method thereof, the display panel includes: a substrate, a wiring layer disposed at a side of the substrate; a conductive shielding layer disposed at the same side of the substrate as the wiring layer; a planar layer, covering the wiring layer and the conductive shielding layer; a first electrode layer, disposed on the planar layer and including a first electrode, wherein the first electrode is connected to a wiring layer through a first conductor; a pixel definition layer covering the planar layer; a light-emitting layer covering the pixel definition layer and the first electrode, and is connected to the conductive shielding layer through a second conductor; and a second electrode covering the light-emitting layer.
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公开(公告)号：US20240206242A1
公开(公告)日：2024-06-20
申请号：US18556704
申请日：2022-03-17
Inventor： Yunlong LI , Xiaochuan CHEN , Pengcheng LU , Kuanta HUANG , Dacheng ZHANG
IPC: H10K59/122 , H10K59/12 , H10K59/35 , H10K59/80 , H10K71/20 , H10K71/60 , H10K102/00
CPC classification number: H10K59/122 , H10K59/1201 , H10K59/353 , H10K59/80524 , H10K71/211 , H10K71/60 , H10K2102/351
Abstract: A display panel, a method of manufacturing the same, and a display apparatus are provided. The light-emitting device includes a first electrode and a charge generation layer that are stacked; the pixel definition layer defines the opening regions that are in one-to-one correspondence with the sub-pixels and expose the first electrodes of the corresponding sub-pixels; the sub-pixels include a first sub-pixel and a second sub-pixel adjacent to each other; a space is between the first electrode of the first sub-pixel and the first electrode of the second sub-pixel, and the pixel definition layer includes a first recess in the space, the charge generation layer of the first sub-pixel and the charge generation layer of the second sub-pixel are spaced apart from each other by the first recess; depths of the first recesses of the pixel definition layer that are respectively in the spaces between different adjacent two sub-pixels are equal.
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Patent Agency Ranking
公开(公告)号：US20240090285A1
公开(公告)日：2024-03-14
申请号：US18274200
申请日：2021-12-23
Inventor： Junbo WEI , Shengji YANG , Pengcheng LU , Kuanta HUANG , Yuanlan TIAN
IPC: H10K59/131 , H10K59/88
CPC classification number: H10K59/131 , H10K59/88
Abstract: Disclosed is a display apparatus comprising a display area and a dummy area; the display area comprises multiple pixel driving circuits and multiple display light-emitting devices, and the display light-emitting devices at least comprise a display anode and a display cathode; the dummy region comprises a cathode voltage line, at least one dummy anode connection line and multiple dummy light-emitting devices, the dummy light-emitting devices at least comprise a dummy anode and a dummy cathode; the display cathode and the dummy cathode are both connected to the cathode voltage line, the display anode being connected to a pixel driving circuit, and the dummy anode is connected to a dummy anode connection line, the dummy anode connection line being configured to cause the voltage differential between the dummy anode and the dummy cathode to be less than the turn-on voltage of the dummy light-emitting device.
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公开(公告)号：US20230017885A1
公开(公告)日：2023-01-19
申请号：US17954377
申请日：2022-09-28
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. Where, 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：US20220384551A1
公开(公告)日：2022-12-01
申请号：US16970190
申请日：2019-08-23
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Dongsheng LI , Kuanta HUANG , Shengji YANG , Pengcheng LU , Yunlong LI , Qing WANG , Yongfa DONG , Xiaobin SHEN , Hui TONG , Xiong YUAN , Yu WANG , Xiaochuan CHEN
Abstract: A light-emitting diode display panel, a manufacturing method thereof, and an organic light-emitting diode display device are provided. The light-emitting diode display panel includes: a base substrate including a display region and a peripheral region surrounding the display region; a plurality of sub-pixels located in the display region and located at a side of the base substrate; a color-resistance layer located at a side of a second electrode in the sub-pixel away from the base substrate; and a light-blocking structure located in the peripheral region and being an annular structure surrounding the plurality of sub-pixels. The light-blocking structure includes a first light-blocking structure and a second light-blocking structure. The first light-blocking structure includes at least one interval extending in a direction from the display region pointing to the peripheral region. The second light-blocking structure at least fully fills the interval.
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公开(公告)号：US20220302418A1
公开(公告)日：2022-09-22
申请号：US17641316
申请日：2021-01-08
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Li LIU , Pengcheng LU , Kui ZHANG , Yunlong LI , Shengji YANG , Kuanta HUANG , Xiaochuan CHEN , Dacheng ZHANG
Abstract: A display substrate includes a substrate and a light-emitting device layer which includes a first electrode layer, a light-emitting functional layer, and a second electrode layer that are sequentially stacked in a direction away from the substrate. The first electrode layer includes a reflective layer, an insulating layer, and a transparent conductive layer that are sequentially stacked in the direction away from the substrate. In a red sub-pixel region, a thickness of a first portion of the insulating layer is within a range of about 1000 Å to about 2500 Å. In a green sub-pixel region, a thickness of a second portion of the insulating layer is within a range of about 500 Å to about 2000 Å. In a blue sub-pixel region, a thickness of a third portion of the insulating layer is within a range of about 1500 Å to about 3000 Å.
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公开(公告)号：US20220140050A1
公开(公告)日：2022-05-05
申请号：US17259465
申请日：2020-03-24
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Li LIU , Pengcheng LU , Rongrong SHI , Yuanlan TIAN , Xiao BAI , Dacheng ZHANG
Abstract: Provided is display substrate, including driving circuit board, and first electrode layer, insulating layer, second electrode layer, isolation layer, transparent conductive layer sequentially stacked thereon. Driving circuit board includes pixel and bonding regions. First electrode layer includes first sub-portion in bonding region and second sub-portion in pixel region. Insulating and isolation layers are partially cover bonding and pixel regions. Insulating layer has first via hole in area corresponding to first sub-portion. Isolation layer has second via hole in the area. Axes of first and second via holes coincide, first sub-portion is exposed at first and second via holes. Second electrode layer is in pixel region, coupled to second sub-portion through third via hole in area corresponding to second sub-portion. Isolation layer has fourth via hole in area corresponding to second electrode layer. Transparent conductive layer is in pixel region, coupled to second electrode layer through fourth via hole.
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