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公开(公告)号：US12111554B2
公开(公告)日：2024-10-08
申请号：US17791338
申请日：2021-08-18
Inventor： Hong Liu , Jingyi Xu , Xiaochun Xu , Jiantao Liu , Wanzhi Chen , Chengfu Xu , Bo Li , Yongqiang Zhang , Peng Liu , Ruirui Hao , Yu Feng , Xinguo Wu
IPC: G02F1/1368 , H10K59/124
CPC classification number: G02F1/1368 , H10K59/124
Abstract: The present disclosure provides a display substrate and a display panel, and belongs to the field of display technology. The present display substrate includes a display region and a peripheral region surrounding the display region; the display substrate includes: a base substrate; a plurality of insulating layers sequentially arranged along a direction away from the base substrate; wherein each of the plurality of insulating layers is located in the display region and the peripheral region; one or more protrusion structures arranged between at least two adjacent ones of the plurality of insulating layers and in the peripheral region.
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公开(公告)号：US12008960B2
公开(公告)日：2024-06-11
申请号：US18014254
申请日：2021-11-22
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Weixing Liu , Kuanjun Peng , Bin Qin , Xue Dong , Fangzhen Zhang , Wanpeng Teng , Tieshi Wang , Wanzhi Chen , Kai Guo , Chunfang Zhang
IPC: G09G3/3233 , H01L27/15 , H01L33/06 , H01L33/38
CPC classification number: G09G3/3233 , H01L27/156 , H01L33/06 , H01L33/38 , G09G2300/0426 , G09G2300/0819 , G09G2300/0842 , G09G2310/0262 , G09G2310/08 , G09G2320/0233
Abstract: A pixel driving circuit includes a data writing circuit, a light-emitting control circuit and a light-emitting diode chip. The data writing circuit is electrically connected to a first scanning signal terminal, a data signal terminal and a first node. The light-emitting control circuit is electrically connected to the first node, an enable signal terminal, a first voltage signal terminal and a second node, and is configured to transmit a first voltage signal received at the first voltage signal terminal to the second node. The light-emitting diode chip is electrically connected to the second node and a second voltage signal terminal. The light-emitting diode chip includes a plurality of light-emitting portions. The light-emitting diode chip is configured to drive the plurality of light-emitting portions to emit light in different periods of time respectively or drive at least two light-emitting portions to emit light in a same period of time.
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13.发明公开公开(公告)号：US20240096271A1
公开(公告)日：2024-03-21
申请号：US18509233
申请日：2023-11-14
Applicant: BOE Technology Group Co., Ltd.
Inventor： Ming Yang , Qi Qi , Wanzhi Chen , Lubin Shi , Fuqiang Li , Fei Wang
IPC: G09G3/32
CPC classification number: G09G3/32 , G09G2300/0408 , G09G2310/0202 , G09G2310/0264
Abstract: A light emitting substrate is provided. The light emitting substrate includes a plurality of light emitting controlling units arranged in M rows and N columns, M is an integer equal to or greater than one, N is an integer equal to or greater than one, wherein a respective one of the plurality of light emitting controlling units includes a plurality of light emitting elements arranged in J rows and I columns, J being an integer equal to or greater than one, I being an integer equal to or greater than one, a i-th column of the I columns of light emitting elements includes J rows of light emitting elements, 1≤i≤I; (M×J) number of first voltage signal lines; and (M×J) number of groups of second voltage signal lines.
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14.发明授权公开(公告)号：US11837153B2
公开(公告)日：2023-12-05
申请号：US17631599
申请日：2021-03-04
Applicant: BOE Technology Group Co., Ltd.
Inventor： Ming Yang , Qi Qi , Wanzhi Chen , Lubin Shi , Fuqiang Li , Fei Wang
IPC: G09G3/32
CPC classification number: G09G3/32 , G09G2300/0408 , G09G2310/0202 , G09G2310/0264
Abstract: A light emitting substrate is provided. The light emitting substrate includes a plurality of light emitting controlling units arranged in M rows and N columns, M is an integer equal to or greater than one, N is an integer equal to or greater than one, wherein a respective one of the plurality of light emitting controlling units includes a plurality of light emitting elements arranged in J rows and I columns, J being an integer equal to or greater than one, I being an integer equal to or greater than one, a i-th column of the I columns of light emitting elements includes J rows of light emitting elements, 1≤i≤I; (M×J) number of first voltage signal lines; and (M×J) number of groups of second voltage signal lines.
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公开(公告)号：US12236901B2
公开(公告)日：2025-02-25
申请号：US17769766
申请日：2021-05-28
Applicant: BOE Technology Group Co., Ltd.
Inventor： Xinle Wang , Wenchao Han , Yifan Song , Zhaohui Meng , Lianghao Zhang , Yilin Feng , Zhengri Lin , Mingming Wang , Wei Sun , Rui Liu , Xin Duan , Jing Liu , Wanzhi Chen
IPC: G09G3/34 , G02F1/1335 , G09G3/36 , G06F3/041
Abstract: Disclosed are a brightness control apparatus and method, and a display apparatus. The brightness control apparatus includes an optical detection circuit and an integrated circuit chip connected with the optical detection circuit. The optical detection circuit includes at least one transistor, configured to detect a light intensity of light to be detected corresponding to an environment where a display panel is located, and generate an electrical signal corresponding to the light intensity of the light to be detected.
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Patent Agency Ranking
公开(公告)号：US12211859B2
公开(公告)日：2025-01-28
申请号：US17641557
申请日：2021-03-19
Inventor： Chunping Long , Qi Qi , Wanzhi Chen , Xinxin Zhao
Abstract: A light-emitting substrate and a display device. The light-emitting substrate includes a base substrate, an electrode layer and a definition pattern layer; the electrode layer is at a side of the base substrate, and the definition pattern layer is at a side of the electrode layer away from the base substrate; the electrode layer includes a first electrode, and the definition pattern layer covers at least a part of the first electrode; the definition pattern layer includes a plurality of first openings, the plurality of first openings expose a same first electrode. Therefore, the light-emitting substrate can ensure the bonding success rate of the light-emitting substrate, and thus can further improve the product yield of the light-emitting substrate.
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公开(公告)号：US12156418B2
公开(公告)日：2024-11-26
申请号：US17761600
申请日：2021-05-19
Inventor： Hong Liu , Jingyi Xu , Yongqiang Zhang , Peng Liu , Peirong Huo , Wanzhi Chen , Xiaochun Xu , Jiantao Liu , Bo Li
IPC: H10K50/828 , H10K59/65 , H10K71/00 , H10K102/10
Abstract: A display substrate and a manufacturing method therefor, and a display device. The display substrate comprises: a substrate, the substrate comprising a blind hole area; a buffer layer covering one side of the substrate; an organic film layer provided on the surface of the buffer layer away from the substrate and having a first opening in the blind hole area; a passivation layer provided on the side of the organic film layer away from the substrate and having a second opening in the blind hole area; and a transparent electrode layer covering the passivation layer and the buffer layer in the second opening.
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公开(公告)号：US20240130187A1
公开(公告)日：2024-04-18
申请号：US18016931
申请日：2022-01-28
Inventor： Hong Liu , Jingyi Xu , Peng Liu , Yongqiang Zhang , Bo Huang , Guodong Wang , Wanzhi Chen
IPC: H10K59/131 , H10K59/12 , H10K59/80
CPC classification number: H10K59/1315 , H10K59/1201 , H10K59/8792
Abstract: The application provides a display substrate, a method for manufacturing the same, and a display device. The display substrate includes a display region and a binding region located at a periphery of the display region. The binding region is provided with a drive circuit pin and a flexible circuit board pin, and a connecting trace for connecting the drive circuit pin and the flexible circuit board pin. The connecting trace includes a first connecting line and a second connecting line connected in parallel, the first connecting line and the second connecting line are in different layers, the first connecting line is between an interlayer insulating layer and a base substrate of the display substrate, the first connecting line and the interlayer insulating layer are separated by a first insulating layer, and the second connecting line is on a side of the interlayer insulating layer away from the base substrate.
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19.发明授权公开(公告)号：US11860478B2
公开(公告)日：2024-01-02
申请号：US17631594
申请日：2021-03-04
Applicant: BOE Technology Group Co., Ltd.
Inventor： Ming Yang , Yanan Niu , Fuqiang Li , Qi Qi , Wanzhi Chen , Zhenyu Zhang , Changfeng Li
IPC: G09G3/34 , G02F1/1335 , H01L25/075
CPC classification number: G02F1/133616 , G09G3/3426 , G02F2203/02 , G09G2310/0202 , G09G2320/0233 , H01L25/0753
Abstract: A light emitting substrate is provided. The light emitting substrate includes at least one light emitting controlling unit. The at least one light emitting controlling unit includes a plurality of light emitting elements arranged in M rows and N columns and grouped into (P×Q) number of sub-units, M being an integer equal to or greater than one, N being an integer equal to or greater than one, P being an integer equal to or greater than one, and Q being an integer equal to or greater than one; P groups of first voltage signal lines; and Q groups of second voltage signal lines. The (P×Q) number of sub-units are arranged in P rows and Q columns. A respective sub-unit in a p-th row and a q-th column includes K columns of light emitting elements, K being an integer equal to or greater than one.
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20.发明公开公开(公告)号：US20230152632A1
公开(公告)日：2023-05-18
申请号：US17631594
申请日：2021-03-04
Applicant: BOE Technology Group Co., Ltd.
Inventor： Ming Yang , Yanan Niu , Fuqiang Li , Qi Qi , Wanzhi Chen , Zhenyu Zhang , Changfeng Li
IPC: G02F1/1335 , G09G3/34
CPC classification number: G02F1/133616 , G09G3/3426 , G02F2203/02 , G09G2310/0202 , G09G2320/0233 , H01L25/0753
Abstract: A light emitting substrate is provided. The light emitting substrate includes at least one light emitting controlling unit. The at least one light emitting controlling unit includes a plurality of light emitting elements arranged in M rows and N columns and grouped into (PxQ) number of sub-units, M being an integer equal to or greater than one, N being an integer equal to or greater than one, P being an integer equal to or greater than one, and Q being an integer equal to or greater than one; P groups of first voltage signal lines; and Q groups of second voltage signal lines. The (PxQ) number of sub-units are arranged in P rows and Q columns. A respective sub-unit in a p-th row and a q-th column includes K columns of light emitting elements, K being an integer equal to or greater than one.
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