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公开(公告)号：US20210026178A1
公开(公告)日：2021-01-28
申请号：US16069764
申请日：2017-12-18
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Pengpeng WANG , Xue DONG , Haisheng WANG , Chunwei WU , Xiaoliang DING , Chihjen CHENG , Wei LIU , Yanling HAN , Xueyou CAO , Ping ZHANG , Changfeng LI , Yanan JIA , Yuzhen GUO
IPC: G02F1/1333 , G06F3/01 , G02F1/1368 , H01Q1/24 , H01Q1/52
Abstract: The present disclosure provides an array substrate, comprising a substrate and a display element arranged above the substrate. The array substrate further comprises an antenna structure for transmitting and receiving electromagnetic waves. The antenna structure comprises a signal shielding layer and an antenna patch layer arranged on the substrate. The antenna patch layer and the signal shielding layer are spaced apart through a dielectric layer. The antenna patch layer is beneath the signal shielding layer such that the antenna structure transmits electromagnetic waves towards the bottom of the substrate and receives the electromagnetic waves from the bottom of the substrate. The present disclosure further provides a display panel and a man-machine interactive terminal.
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公开(公告)号：US20190294850A1
公开(公告)日：2019-09-26
申请号：US16316457
申请日：2018-03-08
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Xueyou CAO , Xue DONG , Jing LV , Haisheng WANG , Xiaoliang DING , Yingming LIU , Yanling HAN , Wei LIU , Chunwei WU , Pengpeng WANG , Ping ZHANG
IPC: G06K9/00
Abstract: The present disclosure discloses a fingerprint recognition device, a display substrate and a display apparatus. The fingerprint recognition device includes: at least one fingerprint detection component; at least one fingerprint recognition signal line, the fingerprint detection component outputs a detection current to the fingerprint recognition signal line; at least one noise reduction circuit serially coupled in the fingerprint recognition signal line, the noise reduction circuit being a resistive component; and a fingerprint determination circuit coupled to the fingerprint recognition signal line, configured to determine a morphology of a fingerprint according to a current signal, subjected to a noise reduction by the noise reduction circuit and transmitted by the fingerprint recognition signal line. The fingerprint recognition device can filter out the current generated by coupling the fingerprint recognition signal line with other data lines, the interference with the detection current is reduced, the accuracy of the fingerprint recognition is improved.
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公开(公告)号：US20190180674A1
公开(公告)日：2019-06-13
申请号：US16089857
申请日：2017-10-24
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yanling HAN , Haisheng WANG , Xiaoliang DING , Changfeng LI , Xue DONG , Jing LV , Chunwei WU , Pengpeng WANG , Xueyou CAO , Ping ZHANG , Chihjen CHENG , Wei LIU , Yanan JIA , Lijun ZHAO
Abstract: Provided is a display panel comprising including: a base substrate; a plurality of pixel units, each of which is provided with a light emitting structure, each light emitting structure includes a first electrode, a light emitting layer, and a second electrode sequentially stacked on the base substrate; a plurality of pixel circuits respectively disposed in the pixel units for driving the light emitting structure to emit light; a deforming layer disposed above the second electrodes of the light emitting structures; and one or more heating control circuits respectively disposed in different pixel units and each electrically connected to the second electrode of the light emitting structure in a corresponding pixel unit, the heating control circuit is configured to control the second electrode of the light emitting structure in the corresponding pixel unit to generate heat so that the hardness of the deforming layer above the second electrode changes.
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公开(公告)号：US20190094077A1
公开(公告)日：2019-03-28
申请号：US16120642
申请日：2018-09-04
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Pengpeng WANG , Xue DONG , Haisheng WANG , Chunwei WU , Xiaoliang DING , Chihjen CHENG , Yanling HAN , Wei LIU , Xueyou CAO , Ping ZHANG , Lijun ZHAO
Abstract: The present disclosure provides a temperature detection circuit. The temperature detection circuit includes: a first comparator, the first comparator having a first negative input terminal, a first positive input terminal and a first output terminal, the first negative input terminal being connected with an output terminal of a temperature sensor, the first positive input terminal being connected with a first reference voltage terminal; a monostable trigger, an input terminal of the monostable trigger being connected with the first output terminal of the first comparator; a low pass filter, an input terminal of the low pass filter being connected with an output terminal of the monostable trigger. The present disclosure further provides a temperature sensor device and a display device.
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公开(公告)号：US20180173926A1
公开(公告)日：2018-06-21
申请号：US15553127
申请日：2017-02-24
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Pengpeng WANG , Xue DONG , Jing LV , Haisheng WANG , Chunwei WU , Xiaoliang DING , Yingming LIU , Wei LIU , Yanling HAN , Xueyou CAO , Changfeng LI , Rui XU , Yanan JIA , Lijun ZHAO
IPC: G06K9/00 , G06K9/62 , G02F1/1335 , G02F1/01
CPC classification number: G06K9/0004 , G02F1/0105 , G02F1/1336 , G06K9/00033 , G06K9/6202
Abstract: The present disclosure provides a display device and a fingerprint identification method thereof, which belong to the field of fingerprint identification technology and can solve the existing problems of complex reflective light path in the process of fingerprint identification, large noise in the sensed signal and low accuracy of fingerprint identification. The display device in which the fingerprint identification method of a display device of the present disclosure is applicable comprises a plurality of pixel units for display, and a plurality of light sensing units for generating a sensed signal based on intensity of received light; the fingerprint identification method comprises: enabling part of the pixel units to emit light and keeping other pixel units not to emit light, and performing fingerprint identification based on the sensed signal generated by the plurality of light sensing units.
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Patent Agency Ranking
6.发明申请公开(公告)号：US20210334491A1
公开(公告)日：2021-10-28
申请号：US16316493
申请日：2018-02-12
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Pinchao GU , Xue DONG , Haisheng WANG , Chunwei WU , Yingming LIU , Rui XU , Changfeng LI , Yanan JIA , Yuzhen GUO , Yunke QIN , Lijun ZHAO
IPC: G06K9/00
Abstract: The present disclosure provides an ultrasonic fingerprint sensor, a display substrate, a driving method thereof and a display device. The ultrasonic fingerprint sensor includes: a base substrate; a driving structure provided on the base substrate and configured to transmit an ultrasonic signal; a receiving structure provided on the base substrate and configured to receive the ultrasonic signal reflected by a finger, and convert the ultrasonic signal into an electrical signal for determining fingerprint information, the driving structure and the receiving structure are provided in a same plane. Since the driving structure and the receiving structure of the ultrasonic fingerprint sensor of the present disclosure are in a same plane, the driving structure can be closer to the touch body (for example, a finger), which is advantageous for the ultrasonic waves generated by the driving structure to reach the finger to improve the touch accuracy.
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7.发明申请公开(公告)号：US20200264728A1
公开(公告)日：2020-08-20
申请号：US16062785
申请日：2017-12-11
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yunke QIN , Xue DONG , Jing LV , Haisheng WANG , Chunwei WU , Yingming LIU , Xiaoliang DING , Changfeng LI , Lijun ZHAO , Pengpeng WANG , Ping ZHANG , Pinchao GU
IPC: G06F3/042 , H01L27/146
Abstract: An optical pressure touch device, a manufacturing method thereof, and a touch display apparatus, so as to reduce the influence on the display effect while realizing the touch function. The optical pressure touch device includes a first substrate, a second substrate opposite to the first substrate, a light source, and a photodetector array and a touch scanning circuit located on a side of the first substrate facing the second substrate, the touch scanning circuit being electrically connected to a photodetector in the photodetector array. A gap exists between the touch scanning circuit and the second substrate, and the light source is used to generate a light field within the gap.
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公开(公告)号：US20190156097A1
公开(公告)日：2019-05-23
申请号：US15743583
申请日：2017-07-07
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yingming LIU , Xue DONG , Jing LV , Haisheng WANG , Chunwei WU , Xiaoliang DING , Rui XU , Lijun ZHAO , Changfeng LI , Yanan JIA , Yuzhen GUO , Yunke QIN , Pinchao GU , Fanna MENG
Abstract: The present application provides a touch panel and a display apparatus comprising the touch panel. The touch panel comprises an array substrate and a fingerprint identification substrate, the array substrate comprises a first base and a plurality of pixel units provided on the first base, each of the pixel units comprises a thin film transistor and an organic light emitting diode, the fingerprint identification substrate comprises a second base and a plurality of fingerprint identification devices provided on the second base, the fingerprint identification substrate is located at a side of the first base distal to the pixel units, the array substrate further comprises a light blocking layer and a via-hole provided between at least a portion of the pixel units adjacent to each other, the via-hole is formed in the light blocking layer so that light emitted by the organic light emitting diode is reflected by a surface of a touch terminal to irradiate onto more than one of the fingerprint identification devices, the surface of the touch terminal comprises ridges and valleys, light reflected by the ridges and the valleys of the surface of the touch terminal passes through the via-hole to irradiate onto different ones of the fingerprint identification devices respectively.
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公开(公告)号：US20190079616A1
公开(公告)日：2019-03-14
申请号：US15762538
申请日：2017-06-29
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yanling HAN , Xue DONG , Jing LV , Haisheng WANG , Chunwei WU , Xiaoliang DING , Wei LIU , Pengpeng WANG
IPC: G06F3/041 , G02F1/1333 , H01L27/32 , G05D21/02
CPC classification number: G06F3/0412 , A61B5/14539 , A61B5/6897 , G02F1/13338 , G05D21/02 , G06F3/0416 , G06F3/044 , H01L27/323
Abstract: This document describes a display substrate and a display apparatus. The display substrate comprises a base, a plurality of drive signal lines, a plurality of pH value detection signal lines, and a plurality of pH value sensing modules arranged on the base; each pH value sensing module is connected to a corresponding drive signal line and a corresponding pH value detection signal line; the drive signal line is configured to provide a drive signal to the pH value sensing modules connected thereto so as to control said pH value sensing modules to work or not; the pH value sensing module is configured to sense a pH value under a working state and output a corresponding electrical signal; the pH value detection signal line is configured to receive the electrical signal output by the pH value sensing module.
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10.发明申请公开(公告)号：US20190050096A1
公开(公告)日：2019-02-14
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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