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公开(公告)号：US20240005854A1
公开(公告)日：2024-01-04
申请号：US18469557
申请日：2023-09-19
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Minghua XUAN , Dongni LIU , Qi QI , Jing LIU , Han YUE
IPC: G09G3/32
CPC classification number: G09G3/32 , G09G2300/0426 , G09G2300/0809 , G09G2310/061 , G09G2310/08 , G09G2320/0233 , G09G2330/021 , G09G2300/0819 , G09G2300/0842 , G09G2300/0861 , G09G3/3233
Abstract: A pixel driving circuit includes a driving control sub-circuit and a time control sub-circuit. The driving control sub-circuit includes a first driving sub-circuit. The first driving sub-circuit is configured to output a driving signal to drive an element to be driven to operate. The time control sub-circuit includes a second driving sub-circuit. The second driving sub-circuit is configured to output a third voltage signal to make the first driving sub-circuit stop outputting the driving signal, so as to control operating duration of the element to be driven.
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公开(公告)号：US20230113488A1
公开(公告)日：2023-04-13
申请号：US17052526
申请日：2019-11-27
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Jiao ZHAO , Li XIAO , Minghua XUAN , Haoliang ZHENG , Dongni LIU , Jing LIU , Qi QI
IPC: G09G3/3291
Abstract: The present disclosure provides a display substrate and a display device, and belongs to the field of display technology. The display substrate of the present disclosure includes: a base substrate; and a plurality of pixel units arranged in an array, a plurality of signal lines and signal supply modules on the base substrate; wherein the signal supply module includes: a signal supply circuit and a redundant signal supply circuit; each of the signal supply modules is electrically coupled to at least one of the plurality of pixel units through at least one of the plurality of signal lines.
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公开(公告)号：US20230088530A1
公开(公告)日：2023-03-23
申请号：US17800011
申请日：2021-05-21
Inventor： Shuo ZHANG , Tiankuo SHI , Xiaomang ZHANG , Yanhui XI , Zhihua JI , Yan SUN , Chenxi ZHAO , Xiangjun PENG , Yifan HOU , Lianghao ZHANG , Li TIAN , Jing LIU , Wei SUN
Abstract: A sound-generating device, a display device, a sound-generating controlling method, and a sound-generating controlling device are provided. The sound-generating device includes: a reflection plate which includes a first sound wave reflection face arranged towards a first direction; a plurality of main loudspeakers, the plurality of main loudspeakers are distributed in an array in a preset three-dimensional space, and the preset three-dimensional space is located at one side of the first sound wave reflection face towards a first direction; the plurality of main loudspeakers include first main loudspeakers with a sound-generating direction towards the first direction, and second main loudspeakers with a sound-generating direction towards a second direction, the second direction is an opposite direction of the first direction; and the sound waves emitted by the second main loudspeakers are transmitted to the first sound wave reflection face and can be reflected by the first sound wave reflection face.
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公开(公告)号：US20230075878A1
公开(公告)日：2023-03-09
申请号：US17785717
申请日：2021-04-27
Inventor： Xiaomang ZHANG , Xiangjun PENG , Tiankuo SHI , Chenxi ZHAO , Shuo ZHANG , Yifan HOU , Yan SUN , Li TIAN , Jing LIU , Wei SUN , Zhihua JI , Yanhui XI
Abstract: The present application provides an audio and video playing system, a playing method and a playing device. The system comprises: a display device; a directional sound output module configured to output a directional sound signal; a tracking element configured to monitor a target visual area and to monitor the target display area on the display screen; and a processor, connected with the directional sound output module and the tracking element respectively, and configured to acquire a first audio and video data to be output in the target display area, display image information of the first audio and video data in the target display area, and output sound information of the first audio and video data to the directional sound output module such that the directional sound output module output a directional sound signal towards the target visual area.
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公开(公告)号：US20220317524A1
公开(公告)日：2022-10-06
申请号：US17428622
申请日：2020-10-23
Inventor： Yihe JIA , Xiangqian DING , Yongzhi SONG , Xiaoxiang ZHANG , Xiaolong LI , Lianjie YANG , Yan PANG , Jing LIU , Jiantao LIU
IPC: G02F1/1362 , H01L27/12 , G02F1/1343
Abstract: The present disclosure provides an array substrate, a method for manufacturing the array substrate, and a display apparatus. The array substrate includes: a base substrate, a thin film transistor disposed on the base substrate; a first passivation layer, an organic film layer and a pixel electrode disposed on the thin film transistor; a connection structure for connecting the source electrode of the thin film transistor and the pixel electrode, wherein the connection structure is disposed in a via hole structure exposing the pixel electrode and the source electrode; or, the connection structure is disposed between the pixel electrode and the source electrode.
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Patent Agency Ranking
公开(公告)号：US20220310661A1
公开(公告)日：2022-09-29
申请号：US17483342
申请日：2021-09-23
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
IPC: H01L27/12
Abstract: This disclosure proposes a display panel, a manufacturing method, an electronic device and a display device. The display panel includes a display area and a peripheral area surrounding the display area. The display panel includes a display substrate, a plurality of signal lines located on the display substrate, and the plurality of signal lines all extending from the peripheral area on one side of the display area to the peripheral area on the other side of the display area across the display area, at least one first compensation capacitor located in the peripheral area on the one side of the display area and corresponding to at least one of the plurality of signal lines, and at least one second compensation capacitor located in the peripheral area on the other side of the display area and corresponding to at least one of the plurality of signal lines.
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公开(公告)号：US20220114949A1
公开(公告)日：2022-04-14
申请号：US17265325
申请日：2020-03-17
Applicant: BOE Technology Group Co., Ltd.
Inventor： Minghua XUAN , Qi QI , Jing LIU , Han YUE , Dongni LIU
IPC: G09G3/32
Abstract: The present disclosure provides a pixel circuit including: a current control circuit and a time control circuit, the time control circuit includes: a first resetting sub-circuit configured to write a reference voltage and a first initialization voltage to a first node and a second node, respectively; a first data writing sub-circuit configured to write a first data voltage to the first node; a first threshold compensation sub-circuit configured to perform threshold compensation on a transistor within a switch sub-circuit; a ramp writing sub-circuit configured to write a preset ramp signal to the first node; and the switch sub-circuit configured to control electrical coupling and decoupling between a third node and a fourth node. The present disclosure further provides a driving method of the pixel circuit and a display device.
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公开(公告)号：US20220059021A1
公开(公告)日：2022-02-24
申请号：US17426594
申请日：2020-12-17
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Minghua XUAN , Dongni LIU , Qi QI , Jing LIU , Han YUE
IPC: G09G3/32
Abstract: A pixel driving circuit includes a driving control sub-circuit and a time control sub-circuit. The driving control sub-circuit includes a first driving sub-circuit. The first driving sub-circuit is configured to output a driving signal to drive an element to be driven to operate. The time control sub-circuit includes a second driving sub-circuit. The second driving sub-circuit is configured to output a third voltage signal to make the first driving sub-circuit stop outputting the driving signal, so as to control operating duration of the element to be driven.
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公开(公告)号：US20210375702A1
公开(公告)日：2021-12-02
申请号：US17253960
申请日：2019-11-29
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Li XIAO , Dongni LIU , Minghua XUAN , Jiao ZHAO , Haoliang ZHENG , Zhenyu ZHANG , Liang CHEN , Hao CHEN , Jing LIU , Qi QI
Abstract: The present application provides a method for detecting a broken fanout wire of a display substrate, and a display substrate, and belongs to the field of display technology. In the method for detecting a broken fanout wire, the display substrate includes a base substrate having first and second surfaces opposite to each other, and a plurality of connection structures disposed at intervals on the first surface; and each connection structure includes first and second pads and a fanout wire electrically connecting the first pad to the second pad. The method for detecting a broken fanout wire includes: forming at least one detection unit, which includes: connecting at least two connection structures in series through a connecting part; and measuring a head and an end of the detection unit to obtain resistance of the detection unit, and determining whether there is a broken fanout wire in the detection unit.
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公开(公告)号：US20210375210A1
公开(公告)日：2021-12-02
申请号：US17287536
申请日：2020-08-31
Applicant: BOE Technology Group Co., Ltd.
Inventor： Minghua XUAN , Han YUE , Qi QI , Jing LIU
IPC: G09G3/3258 , G09G3/3266
Abstract: Disclosed are a drive circuit, a driving method therefor, and a display device. The drive circuit is configured to drive a device to be driven to work; the drive circuit and said device are connected in series between a first working voltage end (VL1) and a second working voltage end (VL2); the drive circuit is configured to control formation of a current path between the first working voltage end (VL1) and the second working voltage end (VL2); the drive circuit comprises a drive sub-circuit, a writing sub-circuit, a compensation sub-circuit, and a gray-scale control sub-circuit, wherein the compensation sub-circuit is separately connected to the first working voltage end (VL1), a first scan signal end (G_A), a first node (N1), and a third node (N3) and is configured to compensate for the first node (N1) under control of the first scan signal end (G_A) and the first working voltage end (VL1).
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