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公开(公告)号：US20240044714A1
公开(公告)日：2024-02-08
申请号：US17639257
申请日：2021-04-28
发明人： Lin ZHOU , Cheng LI , Tiansheng LI , Shoujin CAI , Chuncheng CHE , Feng LIU , Yingzi WANG
CPC分类号： G01J5/10 , G06F18/20 , G01J2005/106
摘要： A flat panel detector is provided, which includes a base substrate and a plurality of detection regions arranged in an array on the base substrate, where each detection region is successively provided with a photosensitive sensor and an optical structure along a direction away from the base substrate; the optical structure includes a condensing unit and a light filtering unit, where the condensing unit is used for receiving the near-infrared light and ambient light emitted by the laser light source and performing condensing, and the light filtering unit is configured to shield the ambient light and transmitting the near-infrared light; a photosensitive sensor which includes an amorphous silicon photodiode and a thin film transistor, where the amorphous silicon photodiode is configured to convert the near-infrared light transmitted by the light filtering unit into an electrical signal.
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公开(公告)号：US20240304636A1
公开(公告)日：2024-09-12
申请号：US17756688
申请日：2021-05-31
发明人： Kuiyuan WANG , Cheng LI , Yue GENG , Yi DAI , Zefei LI , Chaoyang QI , Zhonghuan LI , Xiaoguan LI , Congcong XI , Yajie FENG , Yingzi WANG
IPC分类号： H01L27/146 , G06V40/13
CPC分类号： H01L27/14607 , G06V40/1318 , H01L27/1462 , H01L27/14612
摘要： A fingerprint recognition module is disclosed, and including: a base substrate; a driving circuit layer disposed on a side of the base substrate, and including a plurality of driving transistors arranged in an array; a first insulating layer disposed on a side of the driving circuit layer facing away from the base substrate, and including a plurality of first via holes running through the first insulating layer in a thickness direction of the first insulating layer; a plurality of photoelectric converters disposed on a side of the first insulating layer facing away from the driving circuit layer, and in contact with first electrodes of the plurality of driving transistors through the plurality of first via holes in one-to-one correspondence; a second insulating layer disposed on a side of the first insulating layer facing away from the base substrate.
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公开(公告)号：US20240201813A1
公开(公告)日：2024-06-20
申请号：US18565132
申请日：2021-06-03
发明人： Feng LIU , Shoujin CAI , Cheng LI , Chuncheng CHE , Tiansheng LI , Lin ZHOU , Yingzi WANG
IPC分类号： G06F3/042 , G02F1/1333 , G02F1/1335
CPC分类号： G06F3/0421 , G02F1/13338 , G02F1/133512
摘要： A touch substrate, a display apparatus and a display system are provided. The touch substrate includes: a base substrate including a photosensitive region; and a plurality of photosensitive pixels in an array in the photosensitive region. Each photosensitive pixel includes a plurality of non-visible light sensors and at least one transistor, and each transistor is connected to at least two non-visible light sensors of the plurality of non-visible light sensors.
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公开(公告)号：US20240185631A1
公开(公告)日：2024-06-06
申请号：US17784801
申请日：2021-06-22
发明人： Jie ZHANG , Shoujin CAI , Jin CHENG , Dexi KONG , Cheng LI , Yingzi WANG
IPC分类号： G06V40/13 , H01L27/146
CPC分类号： G06V40/1318 , H01L27/14603 , H01L27/14623 , H01L27/14627 , H01L27/14678
摘要： A texture recognition device and a display apparatus are provided, the texture recognition device has a plurality of pixel units, and includes a base substrate, a driving circuit layer, a first electrode layer and a photosensitive element layer; at least one of the plurality of pixel units includes a pixel driving circuit in the driving circuit layer, a first electrode in the first electrode layer, and a plurality of photosensitive elements spaced apart from each other in the photosensitive element layer, the pixel driving circuit is electrically connected with the first electrode, the plurality of photosensitive elements are on a side of the first electrode away from the base substrate, and are electrically connected to the pixel driving circuit through the first electrode.
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公开(公告)号：US20230178578A1
公开(公告)日：2023-06-08
申请号：US17610203
申请日：2020-11-30
发明人： Kuiyuan WANG , Cheng LI , Yue GENG , Chaoyang QI , Yi DAI , Zefei LI , Xiaoguan LI , Yajie FENG , Yingzi WANG
IPC分类号： H01L27/146 , G06V40/13 , G06V10/147
CPC分类号： H01L27/14636 , G06V40/1318 , G06V10/147 , H01L27/14649 , H01L27/14616
摘要： The re is provided a fingerprint identification module, including a substrate having a fingerprint identification area and a peripheral area; a photoelectric sensing structure in the fingerprint identification area, and including pixel units; each pixel unit includes a thin film transistor having a gate electrode coupled to a corresponding gate line and a first electrode coupIed to a corresponding signal sensing line; the fingerprint identification area includes a photosensitive region, the pixel unit in the photosensitive region further includes a photoelectric sensor including a third electrode, a photosensitive pattern and a fourth electrode which are sequentially stacked along a direction away from the substrate, and the third electrode is coupled to a second electrode of the thin film transistor in the same pixel unit as that where the photoelectric sensor is located; an area ratio of the photoelectric sensor to the pixel unit corresponding thereto ranges from 40% to 90%.
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公开(公告)号：US20240324261A1
公开(公告)日：2024-09-26
申请号：US18579886
申请日：2022-07-27
发明人： Shoujin CAI , Cheng LI , Jie ZHANG , Junyu WU , Yajie FENG , Jin CHENG , Dexi KONG , Shuai XU , Chuncheng CHE , Yingzi WANG
摘要： Provided in the present disclosure are a detection substrate and a detection apparatus. The detection substrate includes: a base substrate; a plurality of pixel driving circuits, which are located on the base substrate; a first insulating layer, which is located on the side, which faces away from the base substrate, of a layer where the pixel driving circuits are located, where the first insulating layer includes a plurality of first through holes; and a plurality of photosensitive devices, which are located on the side of the first insulating layer that faces away from the layer where the pixel driving circuits are located.
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公开(公告)号：US20240321928A1
公开(公告)日：2024-09-26
申请号：US18577247
申请日：2021-08-25
发明人： Jie ZHANG , Shoujin CAI , Jin CHENG , Dexi KONG , Lin ZHOU , Ziran LIU , Tiansheng LI , Yingzi WANG , Cheng LI
IPC分类号： H01L27/146
CPC分类号： H01L27/14636 , H01L27/14623
摘要： Disclosed are an active pixel image sensor and a display device. The active pixel image sensor includes: a base substrate; a photoelectric conversion structure arranged on the base substrate; multiple gate signal lines and multiple data signal lines crossed in an insulating manner, the multiple gate signal lines and the multiple data signal lines being configured to provide electrical signals to the photoelectric conversion structure; and a bias voltage layer, arranged on the photoelectric conversion structure and electrically connected with the photoelectric conversion structure, the bias voltage layer being configured to provide a bias voltage to the photoelectric conversion structure; the bias voltage layer includes at least one first hollow structure; and an orthographic projection of the first hollow structure on the base substrate and an orthographic projection of at least one of the gate signal lines and the data signal lines on the base substrate overlap each other.
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公开(公告)号：US20240201814A1
公开(公告)日：2024-06-20
申请号：US18565136
申请日：2021-06-03
发明人： Shoujin CAI , Cheng LI , Chuncheng CHE , Feng LIU , Tiansheng LI , Lin ZHOU , Kunjing CHUNG , Dexi KONG , Yingzi WANG
IPC分类号： G06F3/042 , G02F1/1333 , G02F1/1335 , H01L31/0376
CPC分类号： G06F3/0421 , G02F1/13338 , G02F1/133512 , H01L31/03762
摘要： A touch substrate, a display apparatus and a display system are provided. The touch substrate includes a base substrate including a photosensitive region; a plurality of photosensitive pixels in an array in the photosensitive region, each photosensitive pixel includes one non-visible light sensor, and a ratio of a side length of each photosensitive pixel to a distance between the non-visible light sensors of two adjacent photosensitive pixels is in a range from 25:24 to 12:11; and a plurality of bias lines on a side of the plurality of non-visible light sensors away from the base substrate, the plurality of bias lines include a plurality of first bias lines and a plurality of second bias lines crossing with each other, and at least one of the plurality of first bias lines and the plurality of second bias lines is electrically connected to each non-visible light sensor.
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公开(公告)号：US20240320999A1
公开(公告)日：2024-09-26
申请号：US18020093
申请日：2022-02-28
发明人： Yajie FENG , Cheng LI , Yue GENG , Zhonghuan LI , Yi DAI , Chaoyang QI , Zefei LI , Congcong XI , Xinglong WANG , Yingzi WANG
IPC分类号： G06V40/13
CPC分类号： G06V40/1318 , G06V40/1329
摘要： A pattern recognition module and a pattern recognition apparatus. The pattern recognition module includes a pattern recognition substrate, and the pattern recognition substrate includes a pattern recognition area and a non-pattern recognition area located on at least one side of the pattern recognition area; and an anti-static layer, located on the pattern recognition substrate, and an orthographic projection of the anti-static layer on the pattern recognition substrate completely covers the pattern recognition area, extends to the non-pattern recognition area, and overlaps the non-pattern recognition area.
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公开(公告)号：US20240194703A1
公开(公告)日：2024-06-13
申请号：US17789552
申请日：2021-06-25
发明人： Shoujin CAI , Cheng LI , Jie ZHANG , Jin CHENG , Dexi KONG , Tiansheng LI , Chuncheng CHE , Yingzi WANG
IPC分类号： H01L27/146
CPC分类号： H01L27/14612 , H01L27/14636 , H01L27/14643
摘要： A photoelectric sensor, an image sensor and an electronic device are disclosed. The photoelectric sensor includes a base substrate, a driving circuit and a photoelectric converter, the driving circuit and the photoelectric converter are located on the base substrate; the photoelectric converter includes a first electrode and a photoelectric conversion layer, and the photoelectric conversion layer is located at a side of the first electrode away from the base substrate, the driving circuit includes a reset sub-circuit, the reset sub-circuit includes a first source electrode and a first drain electrode, the first electrode and the first drain electrode are integrated into a same electrode and arranged in a same layer as the first source electrode.
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