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公开(公告)号：US20250008758A1
公开(公告)日：2025-01-02
申请号：US18709640
申请日：2021-11-19
Inventor： Dexi KONG , Lin ZHOU , Cheng LI , Tiansheng LI , Ziran LIU , Shoujin CAI , Jin CHENG , Jie ZHANG , Gen HUANG , Zixiao CHEN
Abstract: The disclosure provides a detection substrate and a detection device. The detection substrate includes: a base substrate including a photosensitive area and a peripheral area surrounding the photosensitive area; a plurality of organic photodetectors on the base substrate which are arranged in an array in the photosensitive area, the organic photodetectors each including a first electrode, an organic photoelectric detection function layer, and a second electrode which are stacked, and the second electrodes of all organic photodetectors being integrally arranged and extending from the photosensitive area to the peripheral area; and a bias line, the bias line being a strip-shaped line extending in a first direction in the peripheral area, the bias line being electrically connected to the second electrodes in the peripheral area, and the minimum distance between the bias line and the organic photoelectric detection function layers in the second direction is greater than a preset threshold.
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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
Inventor： Feng LIU , Shoujin CAI , Cheng LI , Chuncheng CHE , Tiansheng LI , Lin ZHOU , Yingzi WANG
IPC: G06F3/042 , G02F1/1333 , G02F1/1335
CPC classification number: G06F3/0421 , G02F1/13338 , G02F1/133512
Abstract: 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：US20230115372A1
公开(公告)日：2023-04-13
申请号：US17907771
申请日：2021-08-04
Inventor： Lin ZHOU
IPC: G01T1/20 , H01L27/146
Abstract: A ray detector substrate includes: photodetectors including first photodetectors and second photodetectors; and dimming portions including, at a side of each first photodetector away from a substrate, a respective first dimming portion, and, at a side of each second photodetector away from the substrate, a respective second dimming portion. A second scintillator layer is configured to convert part of rays into a first radiation fluorescence. A first scintillator layer is configured to convert another part of the rays into a second radiation fluorescence. The first dimming portion is configured to reflect the second radiation fluorescence, and to enable the first radiation fluorescence to pass through the first dimming portion to be detected by the first photodetector. The second dimming portion is configured to reflect the first radiation fluorescence, and to enable the second radiation fluorescence to pass through the second dimming portion to be detected by the second photodetector.
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公开(公告)号：US20220214463A1
公开(公告)日：2022-07-07
申请号：US17462029
申请日：2021-08-31
Inventor： Dexi KONG , Cheng LI , Kunjing CHUNG , Lin ZHOU , Jingjie SU , Jie ZHANG , Tiansheng LI , Ziran LIU , Jin CHENG
Abstract: Provided is a pixel sensing circuit, including a signal generation sub-circuit, a reset sub-circuit, an amplification sub-circuit, and a read sub-circuit. The reset sub-circuit is configured to provide a signal of a first power supply line to a first node under control of a reset signal line. The signal generation sub-circuit is configured to detect a light signal and convert the detected light signal into an electrical signal. The amplification sub-circuit is configured to provide an amplified electrical signal to a second node according to a signal provided by a second power supply line and under control of the first node. The read sub-circuit is configured to output the amplified electrical signal to a signal read line under control of a scan signal line.
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公开(公告)号：US20210335915A1
公开(公告)日：2021-10-28
申请号：US16475105
申请日：2018-12-25
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yunke QIN , Xue DONG , Zhifu LI , Haisheng WANG , Yingming LIU , Yuzhen GUO , Pinchao GU , Lin ZHOU
Abstract: An array substrate includes a substrate, a packaging layer, and at least one sensor. The packaging layer is over the substrate. Each sensor includes a sensing thin-film transistor and a sensing unit, electrically coupled with each other. The sensing thin-film transistor is between the package layer and the substrate, and the sensing unit is over a side of the package layer away from the substrate. The array substrate can also include a plurality of display thin-film transistors. The sensing thin-film transistor in each sensor can be at substantially same film layers, or of a same structure and a same type, as each display thin-film transistor.
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Patent Agency Ranking
6.发明申请公开(公告)号：US20190205684A1
公开(公告)日：2019-07-04
申请号：US16027844
申请日：2018-07-05
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yingming LIU , Xue DONG , Haisheng WANG , Xiaoliang DING , Yuzhen GUO , Lin ZHOU
IPC: G06K9/20 , H01L27/146 , G06K9/00
Abstract: A fingerprint identification panel and a preparation method thereof, a driving method and a fingerprint identification device are provided. A driving electrode and a sensing electrode are provided between a base substrate and a cover plate, the driving electrode and the sensing electrode intersecting with each other define an identification unit, a photoelectric converter unit is provided in the identification unit. The photoelectric converter unit includes a light shielding electrode, a second electrode, and a photoelectric converter layer located between the light shielding electrode and the second electrode. The light shielding electrode is located between the photoelectric converter layer and the base substrate. The light shielding electrode includes a first electrode, one of the first electrode and the second electrode is electrically connected with the driving electrode, and the other of the first electrode and the second electrode is electrically connected with the sensing electrode.
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公开(公告)号：US20190094486A1
公开(公告)日：2019-03-28
申请号：US15918543
申请日：2018-03-12
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Xin WANG , Lin ZHOU , Fan YANG , Jianhua DU
Abstract: The present disclosure relates to a virtual reality helmet and a control method. The virtual reality helmet includes an optical lens group including lenses that include at least two optical lenses arranged along a direction of an optical axis of the lenses; and a lens distance adjusting module configured to automatically adjust a distance of at least one of the lenses relative to a display screen along the direction of the optical axis of the lenses so that a focal length of the optical lens group is adapted to the diopter of a helmet wearer.
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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
Inventor： Jie ZHANG , Shoujin CAI , Jin CHENG , Dexi KONG , Lin ZHOU , Ziran LIU , Tiansheng LI , Yingzi WANG , Cheng LI
IPC: H01L27/146
CPC classification number: H01L27/14636 , H01L27/14623
Abstract: 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：US20240312240A1
公开(公告)日：2024-09-19
申请号：US18027072
申请日：2022-03-16
Inventor： Dexi KONG , Cheng LI , Lin ZHOU , Zixiao CHEN , Gen HUANG , Shoujin CAI , Jie ZHANG , Jin CHENG , Yingzi WANG , Caixia ZHANG , Qian TAN
IPC: G06V40/13
CPC classification number: G06V40/1318
Abstract: Provided is a fingerprint sensor, including: a substrate; a plurality of photosensitive devices disposed on the substrate; a light-emitting module disposed on a side, distal to the substrate, of the plurality of photosensitive devices; and a protective cover disposed on a side, distal to the substrate, of the light-emitting module, wherein the protective cover is provided with a plurality of conductive structures electrically connected to the light-emitting module, the plurality of conductive structures being in one-to-one correspondence with the plurality of photosensitive devices, and an orthographic projection of each conductive structure onto the substrate at least partially being overlapped with an orthographic projection of the photosensitive device corresponding to the conductive structure onto the substrate.
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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
Inventor： Shoujin CAI , Cheng LI , Chuncheng CHE , Feng LIU , Tiansheng LI , Lin ZHOU , Kunjing CHUNG , Dexi KONG , Yingzi WANG
IPC: G06F3/042 , G02F1/1333 , G02F1/1335 , H01L31/0376
CPC classification number: G06F3/0421 , G02F1/13338 , G02F1/133512 , H01L31/03762
Abstract: 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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