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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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公开(公告)号：US12207066B2
公开(公告)日：2025-01-21
申请号：US17790365
申请日：2021-05-19
Inventor： Minglei Chu , Yanhui Xi , Xiaomang Zhang , Xiangjun Peng , Wenchao Han , Lianghao Zhang , Wei Sun , Rui Liu , Xin Duan , Tiankuo Shi
Abstract: The present disclosure provides a display device, a sound-emitting control method, and a sound-emitting control device. The device includes: a display screen which includes a first display region, a middle display region, and a second display region; a plurality of sound-emitting units, which include: a plurality of first sound-emitting units, a plurality of second sound-emitting units and a plurality of third sound-emitting units; the plurality of first sound-emitting units and the plurality of second sound-emitting units respectively include a sound-emitting unit which emits sounds at a first frequency band, a sound-emitting unit which emits sounds at a second frequency band, and a sound-emitting unit which emits sounds at a third frequency band; the first, second, and third frequency bands increase in turn; and all of the plurality of third sound-emitting units are the sound-emitting units emitting sound in the second frequency band.
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公开(公告)号：US20240312965A1
公开(公告)日：2024-09-19
申请号：US18574953
申请日：2021-11-25
Inventor： Xinchen Ma , Dayu Zhang , Zhiwei Zhang , Yanjiao Pan , Zhaobo Jiang , Chengwei Li , Jianqiu Zeng , Beibei Shao , Rui Liu , Daoran Gong , Aobo Zhou , Yunming Lu
IPC: H01L25/075 , H01L33/62
CPC classification number: H01L25/0753 , H01L33/62
Abstract: Embodiments of the present disclosure relates to a light emitting substrate and a display device. The light emitting substrate includes a substrate; a plurality of light emitting units on the substrate, at least one of the plurality of light emitting units includes at least two light emitting element strings, and the at least two light emitting element strings are connected in parallel with each other; and a same light emitting element string includes at least two light emitting elements sequentially connected in series; in a same light emitting unit, a plurality of elements are distributed in an array, and the same light emitting unit includes at least two light emitting elements connected in series and located in different rows, and further includes at least two light emitting elements connected in series and located in different columns.
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公开(公告)号：US12075675B2
公开(公告)日：2024-08-27
申请号：US17770240
申请日：2021-03-19
Inventor： Yipeng Chen , Rui Liu , Ling Shi
IPC: H10K59/35
CPC classification number: H10K59/351 , H10K59/352 , H10K59/353
Abstract: The display substrate includes a base substrate and a plurality of pixel units disposed on the base substrate. Each of the pixel units is composed of 5 sub-pixels. The 5 sub-pixels include 1 red sub-pixel, 2 green sub-pixels, 1 blue sub-pixel and 1 white sub-pixel. Each of the sub-pixels includes a white light emitting unit. The red sub-pixel, the green sub-pixels and the blue sub-pixel further include color film layers corresponding to respective light emitting colors of the red sub-pixel, the green sub-pixels and the blue sub-pixel. The white sub-pixel is adjacent to the blue sub-pixel, and an aperture area of the blue sub-pixel is smaller than that of the green sub-pixels and smaller than that of the red sub-pixel.
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公开(公告)号：US12033586B2
公开(公告)日：2024-07-09
申请号：US18273041
申请日：2022-08-23
Applicant: BOE Technology Group Co., Ltd.
Inventor： Shaolei Zong , Wei Sun , Rui Liu , Jigang Sun , Kuanjun Peng
IPC: G09G3/3266 , G11C19/28
CPC classification number: G09G3/3266 , G11C19/28 , G09G2300/0842 , G09G2310/0286 , G09G2310/061
Abstract: A display panel, a gate drive circuit and a driving method thereof. The gate drive circuit includes drive units. A first cascaded input end OUT(n−1) of a first shift register (100) of each of the drive units is connected to a different start signal end STV; a plurality of drive units in the drive units include a reset control sub-circuit (9), where the reset control sub-circuit (9) is connected with a second cascaded input end OUT(n+1) of a last shift register (100) and one or more start signal ends STV, and is configured to control an electric potential of the second cascaded input end OUT(n−1) according to an electric potential of the one or more start signal ends STV.
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Patent Agency Ranking
公开(公告)号：US11715425B2
公开(公告)日：2023-08-01
申请号：US17556678
申请日：2021-12-20
Inventor： Tiankuo Shi , Yifan Hou , Zhihua Ji , Xiaomang Zhang , Wei Sun , Rui Liu , Minglei Chu , Xue Dong , Hao Zhang , Lili Chen
IPC: G09G3/3266 , G09G3/36 , G09G5/00
CPC classification number: G09G3/3266 , G09G3/3618 , G09G5/001 , G09G2360/18
Abstract: A display method, a display device, a display system, and a storage medium are provided. The display method includes: obtaining a first fixation coordinate transmitted by an image acquisition device, and obtaining a second fixation coordinate and a current frame of image that are transmitted by a first processor; performing refresh and display by using the current frame of image; determining a type of the current frame of image, and determining, based on the type, whether the first fixation coordinate changes abnormally; and performing refresh and display by using a previous frame of image for non-fixation region in a case that the first fixation coordinate changes abnormally, and performing refresh and display by using a next frame of image transmitted by the first processor in a case that the first fixation coordinate does not change abnormally.
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公开(公告)号：US11574575B2
公开(公告)日：2023-02-07
申请号：US17555153
申请日：2021-12-17
Inventor： Shaolei Zong , Jigang Sun , Rui Liu , Wei Sun , Xin Duan , Junwei Zhang
Abstract: Provided are a shift register unit, a shift register, a display panel and a driving method thereof. The shift register unit includes: an input circuit electrically coupled to an input terminal, a first voltage terminal and a pull-up node; an output circuit electrically coupled to the pull-up node, a first clock terminal, a first scan control terminal, a first output terminal and a second output terminal; and a scan control circuit electrically coupled to the second output terminal, a second voltage terminal and a second scan control terminal. The input circuit is configured to write a first voltage provided by the first voltage terminal into the pull-up node in response to a start signal inputted to the input terminal. The output circuit is configured to output a first clock signal from the first clock terminal via the first output terminal, when the pull-up node is at the first voltage.
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公开(公告)号：US11380271B2
公开(公告)日：2022-07-05
申请号：US16772226
申请日：2019-07-31
Abstract: Disclosed are a backlight driving method, a display driving method, a drive device and a display device. The backlight driving method includes: receiving a frame of backlight data, wherein the frame of backlight data includes a plurality of first control signals which are respectively applied to the plurality of switching channels and serve as the switching control signals, and a plurality of second control signal groups respectively corresponding to the plurality of first control signals, each of the plurality of second control signal groups includes a plurality of second control signals which are respectively applied to the plurality of output channels and serve as the output control signals, and the plurality of first control signals are modulated non-constant width pulse signals respectively; and driving the backlight unit to emit light by using the plurality of first control signals and the plurality of second control signal groups.
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公开(公告)号：US10989860B2
公开(公告)日：2021-04-27
申请号：US16099983
申请日：2018-04-20
Inventor： Desheng Xiang , Yanming Wang , Jiaqiang Wang , Cheng Chang , Rui Liu , Shuainan Liu
IPC: G02F1/00 , F21V8/00 , G02F1/1333
Abstract: A backlight module includes a back plate including a back plate body and a first bending structure perpendicular to the back plate body. The backlight module includes a light source. On a side at which the light source is disposed, the back plate further includes a second bending structure connected to the first bending structure and extending in the same direction as the back plate body. The second bending structure includes a plurality of spaced protrusion portions, and a depressed portion between the adjacent protrusion portions configured to accommodate a light emitting portion of the light source.
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公开(公告)号：US11733806B2
公开(公告)日：2023-08-22
申请号：US17434956
申请日：2020-11-26
Inventor： Shuang Hu , Jingpeng Zhao , Yajie Bai , Taoliang Tang , Wentao Zhu , Hongxin Pan , Xing Dong , Rui Liu
IPC: G06F3/041
CPC classification number: G06F3/04184 , G06F3/0412
Abstract: Provided are a driving method, a gate drive unit and a display touch device. The driving method is applied to the gate drive unit in the display touch device. The gate drive unit includes at least one pull-down circuit. The pull-down circuit is coupled with a pull-up node and a pull-down voltage terminal, and is configured to control connection or disconnection between the pull-up node and the pull-down voltage terminal; one frame of image display time includes a display phase and a touch phase that are alternately set, and at least one of the touch phase is set between two adjacent display phases. The driving method includes: during the touch phase, controlling, by the at least one pull-down circuit, the disconnection between the pull-up node and the pull-down voltage terminal. The problem of a screen flashing phenomenon of existing display touch devices during the touch phase is solved.
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