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公开(公告)号：US20240258327A1
公开(公告)日：2024-08-01
申请号：US18020258
申请日：2022-06-29
Applicant: BOE Technology Group Co., Ltd.
Inventor： Dongni LIU , Minghua XUAN , Zhenyu ZHANG , Haoliang ZHENG , Shunhang ZHANG , Wanzhi CHEN , Qi QI , Jing LIU
CPC classification number: H01L27/124 , H01L25/167
Abstract: A transparent display panel includes: a substrate (100), and multiple repeating units (10) arranged in an array on the substrate. The non-transmissive region (A1) of the repeating unit includes: at least one pixel unit (P), N sets of first traces (11) extending in a first direction (X) and M sets of second traces (12) extending in a second direction (Y) electrically connected to the pixel unit. A set of first traces includes: multiple first signal lines (111) and at least one second signal line (112), an orthographic projection of at least one second signal line on substrate covers that of at least two first signal lines on substrate; or, a set of second traces includes: multiple third signal lines (121) and at least one fourth signal line (122), orthographic projection of at least one fourth signal line on substrate covers that of at least two third signal lines on substrate.
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公开(公告)号：US20240222570A1
公开(公告)日：2024-07-04
申请号：US17920811
申请日：2021-11-30
Applicant: BOE Technology Group Co., Ltd.
Inventor： Yanan NIU , Yan QU , Ming YANG , Jintao PENG , Bin QIN , Wanzhi CHEN
IPC: H01L33/48 , H01L25/075 , H01L33/20 , H01L33/54 , H01L33/62
CPC classification number: H01L33/486 , H01L25/0753 , H01L33/20 , H01L33/54 , H01L33/62 , H01L2933/0066
Abstract: A light emitting substrate, a preparation method therefor, and a display device are provided. The light emitting substrate includes a base substrate, a die bonding structure, a light shielding structure and a light emitting chip disposed on the base substrate, wherein the light emitting chip is disposed at a side of the die bonding structure away from the base substrate, the light shielding structure is located at a peripheral side of the light emitting chip, the light emitting substrate further comprises a flux functional layer covering the side of the die bonding structure away from the base substrate, the light shielding structure comprises a shielding material layer and a partition structure, and the flux functional layer is blocked at the partition structure.
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公开(公告)号：US20230350255A1
公开(公告)日：2023-11-02
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：US20230274696A1
公开(公告)日：2023-08-31
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 , G09G2300/0819 , G09G2300/0842 , G09G2310/0262 , G09G2310/08 , G09G2300/0426 , 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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Patent Agency Ranking
公开(公告)号：US20250014503A1
公开(公告)日：2025-01-09
申请号：US18275555
申请日：2022-09-01
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Jiao ZHAO , Yuzhen GUO , Haoliang ZHENG , Li XIAO , Chenyang ZHANG , Xiaorong CUI , Minghua XUAN , Wanzhi CHEN , Yan QU
IPC: G09G3/32
Abstract: A pixel circuit, a pixel driving method and a display device are provided. The pixel circuit includes a driving circuit, a light emitting element and a light emitting gating control circuit; the driving circuit is electrically connected to a first electrode of the light emitting element, and is configured to drive the light emitting element; the light emitting gating control circuit is configured to form a current path between the second electrode of the light emitting element and the first voltage terminal under the control of the first control signal provided by the first control terminal according to the first light emitting control voltage provided by the first light emitting control voltage terminal and the light emitting data voltage provided by the light emitting data voltage terminal, to control the driving circuit to control the light emitting element to emit light.
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16.发明公开公开(公告)号：US20240275397A1
公开(公告)日：2024-08-15
申请号：US18561733
申请日：2021-05-19
Inventor： Yifan SONG , Xinle WANG , Wenchao HAN , Mingming WANG , Wanzhi CHEN , Jing LIU , Zhengri LIN
IPC: H03M1/12
CPC classification number: H03M1/1245
Abstract: Disclosed in embodiments of the present disclosure are an analog-to-digital conversion circuit, an integrated chip, a display device, and an analog-to-digital conversion method. A first conversion circuit converts an original analog signal to obtain a digital signal of a first bit width; a voltage division circuit performs voltage division on a first-level analog signal to obtain a second-level analog signal, the first-level analog signal being an original analog signal or a second-level analog signal obtained by a previous voltage division circuit adjacent to the voltage division circuit; a second conversion circuit converts the received second-level analog signal according to a preset algorithm to obtain a second digital signal of a second bit width; and a control calculation circuit obtains a target digital signal of a third bit width according to the first digital signal and the second digital signal.
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公开(公告)号：US20240234657A1
公开(公告)日：2024-07-11
申请号：US17756513
申请日：2021-06-25
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Ming YANG , Xingce SHANG , Wei HAO , Zhenyu ZHANG , Fuqiang LI , Wanzhi CHEN
IPC: H01L33/62 , H01L25/075
CPC classification number: H01L33/62 , H01L25/0753
Abstract: The present disclosure provides an array substrate, a backlight and a display device which both include the array substrate. The array substrate includes multiple light-emitting units arranged in M rows and N columns and multiple first signal lines. Multiple first signal lines are divided into N groups, and each group of first signal lines is electrically connected to a column of light-emitting units. Each group of first signal lines includes at least two first signal lines, for each column of light-emitting units, at least two consecutive rows of light-emitting units are electrically connected to one of the at least two first signal lines, and the remaining at least one row of light-emitting unit is electrically connected to the other one of the at least two first signal lines, M is a positive integer greater than or equal to 3, N is a positive integer greater than or equal to 1.
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公开(公告)号：US20240186454A1
公开(公告)日：2024-06-06
申请号：US17789351
申请日：2021-05-31
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Weixing LIU , Kuanjun PENG , Xiaolong LI , Wanpeng TENG , Bin QIN , Wanzhi CHEN , Fangzhen ZHANG , Chunfang ZHANG , Zhiqiang XU
IPC: H01L33/38 , G09G3/32 , H01L25/075 , H01L33/62
CPC classification number: H01L33/382 , G09G3/32 , H01L25/0753 , H01L33/62 , G09G2300/0819 , G09G2300/0852 , G09G2320/0626 , G09G2330/021
Abstract: A light-emitting device includes a first semiconductor layer, a light-emitting functional layer and a second semiconductor layer that are stacked. The first semiconductor layer includes a first semiconductor pattern and a second semiconductor pattern. The light-emitting functional layer includes a first light-emitting pattern and a second light-emitting pattern spaced apart. The second semiconductor layer includes a third semiconductor pattern and a fourth semiconductor pattern spaced apart. Orthographic projections of the first semiconductor pattern, the first light-emitting pattern and the third semiconductor pattern on a reference plane at least partially overlap to form a first light-emitting portion. Orthographic projections of the second semiconductor pattern, the second light-emitting pattern and the fourth semiconductor pattern on the reference plane at least partially overlap to form a second light-emitting portion. The reference plane is parallel to a plane where the first semiconductor layer is located.
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公开(公告)号：US20230352624A1
公开(公告)日：2023-11-02
申请号：US17761253
申请日：2021-03-19
Inventor： Chunping LONG , Qi QI , Xinxin ZHAO , Wanzhi CHEN
IPC: H01L33/62 , H01L33/38 , H01L25/16 , H01L25/075
CPC classification number: H01L33/38 , H01L25/0753 , H01L25/167 , H01L33/62
Abstract: A light emitting substrate and a display device are provided, the light emitting substrate includes: a base substrate; an electrode planarization layer, on the base substrate; an electrode layer, at a side of the electrode planarization layer away from the base substrate, the electrode layer includes a first electrode and a second electrode, the first electrode includes at least one first electrode strip, the second electrode includes at least one second electrode strip, the first electrode strip and the second electrode strip are spaced and alternately arranged in a first direction, each of the at least one first electrode strip and each of the at least one second electrode strip extend along a second direction, the electrode planarization layer includes a first groove between a first electrode strip and a second electrode strip which are adjacent to each other, the first groove is configured to accommodate a light emitting diode.
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