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公开(公告)号：US11062645B1
公开(公告)日：2021-07-13
申请号：US16909204
申请日：2020-06-23
Inventor： Chen Xu , Xueguang Hao , Yong Qiao , Xinyin Wu
IPC: G09G3/32
Abstract: Disclosed is a display device, including a plurality of pixel circuits located in a display area, and a light-emitting driving circuit located in a non-display area and electrically connected to the plurality of pixel circuits; the light-emitting driving circuit includes a plurality of cascaded shift registers; except a last stage of shift register, a signal output terminal of each stage of remaining shift registers is electrically connected to an input signal terminal of a next stage of shift register adjacent thereto; each of the plurality of cascaded shift registers includes: an input circuit, a first node potential control circuit, a second node potential control circuit, a first isolation circuit, a second isolation circuit, a first output control circuit, a second output control circuit, a capacitor circuit, a first output circuit and a second output circuit.
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公开(公告)号：US20210193013A1
公开(公告)日：2021-06-24
申请号：US16945110
申请日：2020-07-31
Inventor： Chen XU , Xueguang Hao , Yong Qiao , Xinyin Wu
IPC: G09G3/20 , G09G3/3275 , G09G3/3266 , G09G3/3233 , H01L27/32
Abstract: Disclosed are an array substrate, a display panel and a display device. The display panel includes a plurality of sub-pixel regions; each of the sub-pixel regions includes a pixel driving circuit, a white electroluminescent device connected with the pixel driving circuit and a color resist layer corresponding to the sub-pixel region; the plurality of sub-pixel regions include a first-color sub-pixel region, a second-color sub-pixel region and a third-color sub-pixel region; a width-to-length ratio of a channel region of the driving transistor in the first-color sub-pixel region is greater than a width-to-length ratio of a channel region of the driving transistor in the second-color sub-pixel region, and the width-to-length ratio of the channel region of the driving transistor in the second-color sub-pixel region is greater than a width-to-length ratio of a channel region of the driving transistor in the third-color sub-pixel region.
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公开(公告)号：US20210167159A1
公开(公告)日：2021-06-03
申请号：US16608786
申请日：2019-04-04
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Pan Li , Yong Qiao , Xueguang Hao
Abstract: Arrangements of the present disclosure relate to an array substrate, a display panel and a display device. The array substrate includes a circuit region and a boundary region. The circuit region includes a plurality of stacked conductive layers and an interlayer dielectric disposed between every two adjacent conductive layers. One or more first via holes are provided on the interlayer dielectric. The boundary region is disposed outside the circuit region. One or more second via holes for improving uniformity of the first via holes in the circuit region are disposed within a preset range of the boundary region close to one side of the circuit region. The second via holes and the first via holes are disposed on the same interlayer dielectric.
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公开(公告)号：US20210074791A1
公开(公告)日：2021-03-11
申请号：US16631447
申请日：2019-06-25
Inventor： Xinguo Li , Yongda Ma , Xueguang Hao , Xinyin Wu , Yong Qiao
IPC: H01L27/32 , H01L51/00 , H01L51/56 , G02F1/1368 , G02F1/1333 , G02F1/1362
Abstract: A display substrate having a display area and a peripheral area is provided. The display substrate in the peripheral area includes a flexible base substrate; a first insulating layer on the flexible base substrate; a first signal line layer including a plurality of first signal lines on a side of the first insulating layer away from the flexible base substrate; and a second insulating layer on a side of the first signal line layer away from the flexible base substrate. The display substrate has a plurality of first vias extending through a respective one of the plurality of first signal lines, exposing a first surface of the first insulating layer; and the second insulating layer extends through the plurality of first vias to be in direct contact with the first surface of the first insulating layer.
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公开(公告)号：US10930207B2
公开(公告)日：2021-02-23
申请号：US16328928
申请日：2018-08-13
Applicant: BOE Technology Group Co., Ltd.
Inventor： Pan Li , Yongda Ma , Xueguang Hao
IPC: G09G3/32 , G09G3/3208 , G06F3/041
Abstract: The disclosure discloses a display controller and a display device, and relates to the field of display technology. The display device includes a display panel and a display controller, and the display controller includes a display driver, data storage, mode trigger and mode controller. The output terminal of the mode trigger is connected to the input terminal of the mode controller, the output terminal of the mode controller is connected to the control terminal of a signal switcher and the control terminal of the display driver, the output terminal of the signal switcher is connected to a normal display signal terminal and a standby display signal terminal connected to the data storage, and the normal display signal terminal and the standby display signal terminal are connected to the input terminal of the display driver. The display device provided by the disclosure may be used for standby display.
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Patent Agency Ranking
公开(公告)号：US10802351B2
公开(公告)日：2020-10-13
申请号：US15650486
申请日：2017-07-14
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Xueguang Hao , Jianbo Xian , Yong Qiao
IPC: G02F1/1343 , G09G3/36 , G02F1/1362 , H01L21/768 , H01L21/77 , H01L27/12
Abstract: The present disclosure provides an array substrate, a driving method thereof and a display panel. The array substrate includes: a plurality of pixels arranged in a matrix, wherein two adjacent rows of pixels are grouped into a pixel group; switching elements respectively connected with the pixels; a data line, wherein two data lines corresponds to each column of pixels arranged at two sides of this column respectively; and gate lines each located between two adjacent rows of pixels of each pixel group; wherein respective pixels in a same pixel group are connected with one gate line located between two rows of pixels though respective switching elements; two pixels adjacent to each other along a column direction in a same pixel group are respectively connected with two data lines respectively located at two sides of a column where the two pixels are located through respective switching elements.
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公开(公告)号：US10705270B2
公开(公告)日：2020-07-07
申请号：US15527818
申请日：2016-05-19
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yong Hu , Xinyin Wu , Xueguang Hao
IPC: G02B5/20 , G02F1/1335 , G02F1/1337 , G02F1/1339
Abstract: A display panel and a display are provided. The display panel includes a first base-plate and a second base-plate which are oppositely disposed. The first base-plate includes a black matrix and a first spacer. The black matrix has a first black matrix area corresponding to the first spacer. The first base-plate or the second base-plate includes a first light shielding pattern. The projection of at least a part of the first light shielding pattern on the first base-plate is located on at least one of two sides of the projection of the first black matrix area on the first base-plate along a rub alignment direction.
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公开(公告)号：US10649577B2
公开(公告)日：2020-05-12
申请号：US16515353
申请日：2019-07-18
Inventor： Xueguang Hao , Cheng Li
Abstract: A touch control driving unit includes a shift register circuit, a strobe circuit and an output circuit, wherein the shift register circuit includes a first control port, an input port and a triggering signal output port, is connected to the strobe circuit, and is configured to generate a triggering signal; the strobe circuit includes a second control port and a strobe signal port, is connected to the shift register circuit, and is configured to control the output circuit; and the output circuit includes an output port, a stable level port and a touch control signal port, and is configured to output a stable level or a touch control signal under control of the strobe circuit.
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公开(公告)号：US10578896B2
公开(公告)日：2020-03-03
申请号：US15909730
申请日：2018-03-01
Applicant: BOE Technology Group Co., Ltd.
Inventor： Xueguang Hao , Yong Qiao , Xinyin Wu
Abstract: The disclosure discloses an array substrate, a method for controlling the same, a display panel and a display device. The array substrate includes data lines, a control circuit, a discharge circuit, a control signal terminal and a voltage output circuit; the control circuit is configured to control an operation of the discharge circuit; the voltage output circuit is configured to output a preset voltage signal with a voltage value between grayscale voltage with positive and negative polarities required for the array substrate; and the discharge circuit is configured to be controlled by the control circuit, in a period of time between two adjacent frames of images being displayed, to control the data lines to be electrically connected with the voltage output circuit, and in a period of time of any one frame of image being displayed, to control the data lines to be electrically disconnected with the voltage output circuit.
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公开(公告)号：US10509272B2
公开(公告)日：2019-12-17
申请号：US15545291
申请日：2017-01-23
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Hongfei Cheng , Jianbo Xian , Xueguang Hao , Yuxin Zhang , Yong Hu
IPC: G02F1/1343 , G02F1/1337
Abstract: A display panel and a display apparatus includes the display panel. The display panel includes a first substrate, a second substrate and a liquid crystal layer between the first substrate and the second substrate. The first substrate and the second substrate are disposed opposite to each other, the first substrate comprises a pixel electrode, the second substrate comprises a common electrode, and the common electrode is formed with an opening.
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