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241.发明授权公开(公告)号：US11068090B2
公开(公告)日：2021-07-20
申请号：US16078606
申请日：2017-12-15
Applicant: BOE Technology Group Co., Ltd.
Inventor： Haisheng Wang , Xue Dong , Yingming Liu , Xiaoliang Ding , Chunwei Wu , Rui Xu
Abstract: The present application provides an electroluminescent display panel, a production method, a driving method and a display apparatus. The electroluminescent display panel includes a light-emitting unit, a quarter-wave plate on the light-emitting unit, and a wire grid polarizer on a side of the quarter-wave plate opposite to the light-emitting unit. In particular, the light-emitting unit includes a driving backplane, a light-emitting layer and an electrode layer. The electrode layer includes a plurality of sub-electrodes extending along a first direction and insulated from each other. In addition, the wire grid polarizer includes a plurality of metal wires extending along a second direction. The second direction intersects with the first direction.
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公开(公告)号：US11067871B2
公开(公告)日：2021-07-20
申请号：US16196305
申请日：2018-11-20
Applicant: BOE Technology Group Co., Ltd.
Inventor： Baoqiang Wei , Jifeng Tan , Xiaochuan Chen , Wenqing Zhao , Xue Dong , Chenyu Chen , Xiaochen Niu
IPC: G02F1/29
Abstract: The present disclosure provides an integrated imaging apparatus and a display device. The integrated imaging apparatus includes: a display member, an incident light adjusting member, a lens array and a second lens that are sequentially arranged. The display member is configured to display an image; the incident light adjusting member is configured to reduce a pixel divergence angle of an incident light emitted by the display member; the lens array includes a plurality of first lens, the plurality of first lens being arranged on a plane parallel to the display member; and the second lens and the display member are coaxially arranged. The present disclosure effectively extends the field of depth, thereby improving the imaging effect of the integrated imaging apparatus.
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243.发明申请公开(公告)号：US20210173544A1
公开(公告)日：2021-06-10
申请号：US15777599
申请日：2017-09-27
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Shengji Yang , Xue Dong , Jing Lv , Xiaochuan Chen
IPC: G06F3/041 , G06F3/042 , G09G3/3291 , G09G3/3225
Abstract: The present application discloses a touch-control pixel-driving circuit. The circuit includes a driving transistor coupled to a data line and a read line; an organic light-emitting diode (OLED) coupled to the driving transistor. The circuit also includes a light-sensing-touch sub-circuit coupled to the data line and the read line and configured to be reset by a first and a second control signals to send a raw signal flour the data line to the read line, and to generate a sensing signal depended on a change of the raw signal due to a touch and send the sensing signal to the read line. Further, the circuit includes a driving sub-circuit coupled to the driving transistor and configured to charge and discharge the driving transistor using a power-supply voltage and a data signal controlled by the first, the second, and a third control signals, and to drive the OLED for emitting light.
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公开(公告)号：US20210165523A1
公开(公告)日：2021-06-03
申请号：US15779079
申请日：2017-09-28
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Xiaoliang Ding , Xue Dong , Jing Lv , Haisheng Wang , Yingming Liu , Wei Liu , Pengpeng Wang , Yanling Han , Xueyou Cao , Ping Zhang
Abstract: An optical sensing touch screen, a touch display device and a touch detection method are provided. The optical sensing touch screen includes a plurality of touch regions, each touch region is provided with one or more optical sensing units, and the one or more optical sensing units in each touch region are connected with a touch detection chip through an independent touch-signal reading line corresponding to the touch region.
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公开(公告)号：US11017710B2
公开(公告)日：2021-05-25
申请号：US15751405
申请日：2017-08-09
Inventor： Zijiao Xue , Yan Li , Shuaishuai Xu , Lingyun Shi , Wei Sun , Guangquan Wang , Dong Chen , Xue Dong , Xiaochuan Chen , Shengji Yang
IPC: G09G3/20
Abstract: A driving circuit, a driving method and a driving apparatus, wherein the driving circuit includes: a driving signal generation sub-circuit; a plurality of first signal lines, configured to receive the driving signal generated from the driving signal generation sub-circuit; a plurality of second signal lines, configured to output the driving signal to the plurality of pixels in the display panel; a switch sub-circuit, set between the plurality of first signal lines and the plurality of second signal lines, and configured to selectively connect a part of the plurality of second signal lines or the plurality of first signal lines and the plurality of second signal lines; and a control sub-circuit, configured to control turn-on or turn-off of the switch sub-circuit, so that the plurality of pixels of the display panel are driven in a first mode or in a second mode.
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Patent Agency Ranking
公开(公告)号：US20210132501A1
公开(公告)日：2021-05-06
申请号：US17083979
申请日：2020-10-29
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Zhichong Wang , Fuqiang Li , Peng Liu , Jing Feng , Xinglong Luan , Guangcai Yuan , Xue Dong
Abstract: A digital exposure machine and an exposure control method thereof are disclosed. The exposure control method of the digital exposure machine includes: determining a scanning direction of the digital exposure machine, wherein a plurality of sub-pixels in an array include multiple rows of sub-pixels arranged in the scanning direction, the multiple rows of sub-pixels including a first row of sub-pixels in the scanning direction; determining a starting scanning position, the starting scanning position being located on an outer side of the first row of sub-pixels in the scanning direction; and performing a plurality of scannings to expose a display region of the first display substrate to be exposed, wherein a scanning pitch for each of the plurality of scannings is integer times of a pitch of two adjacent rows of sub-pixels of the first display substrate in the scanning direction.
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247.发明授权公开(公告)号：US10991735B2
公开(公告)日：2021-04-27
申请号：US16454281
申请日：2019-06-27
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Xiaoliang Ding , Xue Dong , Haisheng Wang , Yingming Liu , Chihjen Cheng , Pengpeng Wang , Yanling Han , Wei Liu
IPC: H01L27/146 , H04N5/378 , H04N5/374 , H01L31/14 , H04N5/353 , H04N5/3745
Abstract: The present disclosure provides an optical detection pixel unit, an optical detection pixel circuit, an optical detection method and a display device. The optical detection pixel unit comprise a photosensitive element and a detection transistor, wherein the photosensitive element has a first electrode connected with a photovoltage terminal, and a second electrode connected with a gate of the detection transistor; the photosensitive element is configured to detect an optical signal under the control of the photovoltage terminal; and the detection transistor has a first electrode connected with a detection voltage line, and a second electrode connected with a reading line.
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公开(公告)号：US10949042B2
公开(公告)日：2021-03-16
申请号：US16612050
申请日：2019-03-25
Inventor： Bo Gao , Jinxing Liu , Ming Chen , Xue Dong , Wenjia Sun , Yafei Li , Wenchao Han
IPC: G06F3/044
Abstract: The present disclosure discloses an array substrate and a display apparatus. The array substrate includes a touch electrode, wherein the touch electrode comprises a plurality of first sensing electrodes arranged in a first direction and a plurality of second sensing electrodes arranged in a second direction, each of the first sensing electrodes comprises an electrode strip, the electrode strip comprises a plurality of electrode blocks arranged in the second direction, each of the second sensing electrodes comprises a plurality of holes, the electrode blocks correspond to the holes in one to one correspondence, and projections of the electrode blocks in a direction perpendicular to a surface of the substrate are located in the corresponding holes.
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公开(公告)号：US10943552B2
公开(公告)日：2021-03-09
申请号：US15768309
申请日：2017-10-31
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Jiha Kim , Seungwoo Han , Guangliang Shang , Haoliang Zheng , Xing Yao , Zhichong Wang , Mingfu Han , Lijun Yuan , Yunsik Im , Jing Lv , Xue Dong
IPC: G09G3/36 , G11C19/28 , G09G3/3266
Abstract: A shift register unit cascaded in a gate drive circuit, wherein the shift register unit comprises: a control circuit configured to output a control signal, at least two buffer circuits coupled to the control circuit, each of the at least two buffer circuits configured to output scan signal to a gate line. As such, the scan signals output from the at least two buffer circuits would be synchronized so that the gate lines respectively coupled to the two buffer circuits can be scanned simultaneously.
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公开(公告)号：US20210064213A1
公开(公告)日：2021-03-04
申请号：US16960049
申请日：2019-11-08
Applicant: BOE Technology Group Co., Ltd.
Inventor： Shengji Yang , Xue Dong , Xiaochuan Chen , Hui Wang , Pengcheng Lu
IPC: G06F3/041 , G06F3/044 , G09G3/3225
Abstract: A pressure-sensing touch control display substrate is provided. The pressure-sensing touch control display substrate includes a base substrate; a first electrode layer including a plurality of first electrodes; a light emitting layer on a side of the first electrode layer away from the base substrate, the light emitting layer including a plurality of light emitting blocks; a second electrode layer on a side of the light emitting layer away from the first electrode layer, the second electrode layer including a plurality of second electrodes spaced apart from each other; a plurality of touch control signal lines respectively connected to the plurality of second electrodes; and a plurality of pressure sensors on the base substrate and configured to detect a pressure applied on a touch position.
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