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公开(公告)号：US10559632B2
公开(公告)日：2020-02-11
申请号：US15937250
申请日：2018-03-27
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Rui Xu , Xue Dong , Haisheng Wang , Yingming Liu , Changfeng Li , Pinchao Gu
Abstract: The present disclosure provides a display substrate, a method for manufacturing the same and a display device. The display substrate includes a base substrate; light-emitting devices for displaying on the base substrate; driver thin film transistors on the base substrate for driving the light-emitting devices for displaying to emit light; optical fingerprint identification devices on the base substrate; and switch thin film transistors on the base substrate for controlling the optical fingerprint identification devices. The optical fingerprint identification devices are in a display area of the display substrate. Each film layer of each driver thin film transistor and a corresponding same film layer of each switch thin film transistor are in an identical layer and are made of the same material.
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公开(公告)号：US20190354789A1
公开(公告)日：2019-11-21
申请号：US16069156
申请日：2017-12-14
Applicant: BOE Technology Group Co., Ltd.
Inventor： Pinchao Gu , Xue Dong , Haisheng Wang , Chunwei Wu , Yingming Liu , Rui Xu , Changfeng Li , Lijun Zhao , Yuzhen Guo , Yunke Qin , Yanan Jia , Ping Zhang
Abstract: The embodiments of the present disclosure disclose a touch panel and a display apparatus. The touch panel includes a display unit comprising a plurality of pixel units; and a fingerprint recognition sensor disposed on one side of the display unit which is opposite to a light emitting surface of the display unit, wherein the display unit further comprises at least one via hole disposed between two adjacent pixel units, and a light divergence member disposed on one side of each via hole which is close to the fingerprint recognition sensor. The light divergence member is configured to irradiate reflected light obtained as light emitted by the pixel units is reflected by a touch body onto the fingerprint recognition sensor.
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93.发明授权公开(公告)号：US10353505B2
公开(公告)日：2019-07-16
申请号：US15526984
申请日：2016-05-26
Inventor： Yingming Liu , Xue Dong , Hailin Xue , Haisheng Wang , Xiaochuan Chen , Xiaoliang Ding , Shengji Yang , Rui Xu , Changfeng Li , Wei Liu , Pengpeng Wang
IPC: G06F3/045 , G06F3/041 , G02F1/1333 , G02F1/1343 , G06F3/044
Abstract: An in-cell touch screen includes a pressure sensing structure. The pressure sensing structure includes a plurality of pressure sensitive electrodes arranged in an array and being independent from each other, each pressure sensitive electrode configured for generating a potential difference in response to a pressure caused by pressing; an input electrode electrically connected to the plurality of pressure sensitive electrodes for receiving a fixed potential in a pressure detection phase; and a plurality of output electrodes each electrically connected to a respective one of the plurality of pressure sensitive electrodes for outputting a signal indicative of a change in a potential of the respective pressure sensitive electrode with respect to the fixed potential in the pressure detection phase.
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公开(公告)号：US10338420B2
公开(公告)日：2019-07-02
申请号：US15718340
申请日：2017-09-28
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Lijun Zhao , Haisheng Wang , Chun-Wei Wu , Yingming Liu , Rui Xu , Changfeng Li , Yanan Jia , Yuzhen Guo , Yunke Qin , Pinchao Gu , Yanling Han
IPC: G06F3/041 , G09G3/36 , G02F1/133 , G02F1/1368 , G02F1/1335 , G02F1/1362 , H01L27/32 , G02F1/1333 , G02B19/00
Abstract: The present disclosure relates to a fingerprint identification component and a display apparatus, which belongs to the field of fingerprint identification. The fingerprint identification component includes: a thin film transistor TFT array and a photovoltaic device array, the TFT array including a plurality of TFTs, the photovoltaic device array including a plurality of photovoltaic devices, the plurality of TFTs in the TFT array and the plurality of optoelectronic devices in the photovoltaic device array correspond to each other one by one, and each TFT in the TFT array is electrically connected to a corresponding photovoltaic device; and SG lines of any adjacent two TFTs in the TFT array do not coincide with each other, the SG line is a line where a center of a source electrode and a center of a drain electrode of the any one TFT are located.
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公开(公告)号：US20190163307A1
公开(公告)日：2019-05-30
申请号：US16313398
申请日：2018-03-20
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Chih Jen Cheng , Xiaoliang Ding , Changfeng Li , Pengpeng Wang , Wei Liu , Yanling Han , Xueyou Cao , Ping Zhang
IPC: G06F3/041 , G09G3/3233
Abstract: The present disclosure relates to a touch driving circuit. The touch driving circuit may include a driving transistor. A control terminal of the driving transistor is configured to receive a data signal. A first terminal of the driving transistor is configured to receive a power signal. A second terminal of the driving transistor is connected to a first electrode of a light emitting element in the touch panel. The touch driving circuit may include a touch electrode configured to transmit a touch signal. The touch electrode forms parasitic capacitance with a second electrode of the light emitting element. The touch driving circuit may include a control unit configured to transmit a compensation signal to the second terminal of the driving transistor in response to a control signal. The power signal, the data signal, the touch signal, and the compensation signal are synchronously modulated signals during a touch stage.
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Patent Agency Ranking
公开(公告)号：US20190157356A1
公开(公告)日：2019-05-23
申请号：US16095982
申请日：2018-03-14
Applicant: BOE Technology Group Co., Ltd.
Inventor： Changfeng Li , Haisheng Wang , Yingming Liu , Xiaoliang Ding , Rui Xu , Lijun Zhao , Pengpeng Wang , Wei Liu
IPC: H01L27/32 , G06F3/041 , G06F3/044 , H01L51/52 , G09G3/3225
Abstract: An OLED display device, and control method and manufacturing method thereof are provided, in the field of display technology. The OLED display device includes: a base substrate (01), wherein a plurality of OLEDs (02) arranged in an array are disposed on the base substrate (01), an area of the base substrate (01) where the OLEDs (02) are not disposed is provided with touch electrodes (03), the touch electrodes (03) are connected to a touch integrated circuit IC (1) in the OLED display device, and the touch electrodes (03) and the OLEDs (02) are located on the same surface of the base substrate (01), thereby solving the problem that the entire OLED display device is too thick and reducing the thickness of the entire OLED display device, which can be applied in the OLED display device.
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公开(公告)号：US20190129244A1
公开(公告)日：2019-05-02
申请号：US16090814
申请日：2018-02-12
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Pengcheng Lu , Xiaochuan Chen , Shengji Yang , Lei Wang , Dongni Liu , Han Yue , Jie Fu , Li Xiao , Jian Gao , Changfeng Li
IPC: G02F1/1335 , F21V8/00 , G02F1/1362 , G02F1/13357
Abstract: A display device and a display method are provided. The display device includes: a light source; a light guide plate; and a liquid crystal display panel including a first substrate and a second substrate aligned with and assembled to the first substrate and a liquid crystal layer between the first substrate and the second substrate. A light transmitting pattern is provided in the light guide plate, and an incident light from the light source is configured to transmit through the light transmitting pattern of the light guide plate to form monochromatic lights of at least three colors. The light source is time-divisionally lit, so that the monochromatic lights of at least three colors are time-divisionally irradiated onto a same sub-pixel electrode on the first substrate in each frame time to form reflected lights, and then the reflected lights are modulated by the liquid crystal layer to be displayed.
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公开(公告)号：US10248258B2
公开(公告)日：2019-04-02
申请号：US15030591
申请日：2015-12-10
Inventor： Yingming Liu , Xue Dong , Haisheng Wang , Xiaoliang Ding , Changfeng Li
Abstract: The present application discloses a touch control structure comprising a first touch electrode comprising a first touch sub-electrode and a second touch sub-electrode. A sensing area of the first touch sub-electrode is substantially the same as a sensing area of the second touch sub-electrode.
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公开(公告)号：US20190087625A1
公开(公告)日：2019-03-21
申请号：US16027916
申请日：2018-07-05
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yanan Jia , Xue Dong , Jing Lv , Haisheng Wang , Chun Wei Wu , Yingming Liu , Rui Xu , Changfeng Li , Lijun Zhao , Pinchao Gu , Yunke Qin , Yanling Han , Yuzhen Guo , Congcong Wei
IPC: G06K9/00 , H01L31/0232 , G02F1/133
Abstract: The present disclosure provides a photoelectric sensor, an array substrate, a display panel and a display device. The photoelectric sensor is used for fingerprint recognition, and includes a first electrode layer, being lighttight. The photoelectric sensor further includes a first transparent electrode layer, disposed opposite to the first electrode layer and receiving incident light, and a light sensing layer, located between the first electrode layer and the first transparent electrode layer. The light sensing layer includes a plurality of nanocrystalline silicon particles with different particle sizes.
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公开(公告)号：US20190087046A1
公开(公告)日：2019-03-21
申请号：US15756966
申请日：2017-08-11
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yuzhen Guo , Xue Dong , Haisheng Wang , Chun Wei Wu , Yingming Liu , Rui Xu , Yanan Jia , Lijun Zhao , Yunke Qin , Pinchao Gu , Changfeng Li , Xiaoliang Ding
IPC: G06F3/041 , H01L27/32 , H01L41/113 , G06F3/044
Abstract: The present disclosure provides a force touch sensor, a display device and a driving method thereof. The force touch sensor comprises a driving electrode, a sensing electrode, a piezoelectric material layer and a piezoresistive material layer, wherein the piezoelectric material layer and the piezoresistive material layer are disposed between the driving electrode and the sensing electrode.
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