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公开(公告)号：US20220241778A1
公开(公告)日：2022-08-04
申请号：US17726119
申请日：2022-04-21
发明人： Yingming LIU , Xue DONG , Haisheng WANG , Xiaochuan CHEN , Xiaoliang DING , Lei WANG , Changfeng LI , Pinchao GU
IPC分类号： B01L3/00
摘要： The present disclosure provides a micro-fluidic substrate, a micro-fluidic structure and a driving method thereof. The micro-fluidic substrate of the preset disclosure includes a substrate, and a plurality of driving electrodes on the substrate and configured to drive a droplet to move, the plurality of driving electrodes being in a same layer with a gap space between adjacent driving electrodes. The micro-fluidic substrate further includes: at least one auxiliary electrode on the substrate and configured to drive the droplet to move, an orthographic projection of the auxiliary electrode on the substrate at least partially overlapping with an orthographic projection of the gap space on the substrate, and the auxiliary electrode and the driving electrodes being in different layers.
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公开(公告)号：US20210373734A1
公开(公告)日：2021-12-02
申请号：US16334221
申请日：2018-08-16
发明人： Yingming LIU , Haisheng WANG , Xiaoliang DING , Xue DONG , Rui XU , Changfeng LI , Liguang DENG
摘要： A touch panel and a driving method thereof, and a touch device are provided. The touch panel includes a first base substrate, a second base substrate, a first electrode, a piezoelectric layer and a second electrode. The second base substrate is opposite to the first base substrate. The first electrode is on a side of the first base substrate facing away from the second base substrate, and is configured to provide a reference. The piezoelectric layer is between the first electrode and the first base substrate. The second electrode is between the first base substrate and the second base substrate. The piezoelectric layer is configured to generate first charges on a side thereof close to the second electrode upon being pressed, and the second electrode is configured to couple the first charges at a pressed position and output a touch signal.
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公开(公告)号：US20210365704A1
公开(公告)日：2021-11-25
申请号：US16343768
申请日：2018-08-13
发明人： Pinchao GU , Haisheng WANG , Chunwei WU , Yingming LIU , Rui XU , Changfeng LI , Lijun ZHAO , Yanan JIA , Yuzhen GUO , Yunke QIN
摘要： A device for identifying a pattern over a first surface includes a photosensitive layer, and a light-guiding layer disposed between the photosensitive layer and the first surface. The photosensitive layer includes a plurality of photosensitive elements, each configured to convert incident light into an electrical signal. The light-guiding layer includes a plurality of light-guiding units, each positionally corresponding to one of the plurality of photosensitive elements. Each light-guiding unit includes a plurality of light-transmitting portions, each configured to guide a light beam reflected from a feature of the pattern positionally corresponding thereto to transmit therethrough and reach one of the plurality of photosensitive elements corresponding to the each of the plurality of light-guiding units. The device can be used for identification of fingerprint, as well as other biometric or non-biometric features, and has a reduced thickness and an improved accuracy for pattern identification.
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公开(公告)号：US20210248349A1
公开(公告)日：2021-08-12
申请号：US16648628
申请日：2019-09-30
发明人： Haisheng WANG , Xue DONG , Yingming LIU , Xiaoliang DING , Lei WANG , Changfeng LI , Yapeng LI
摘要： A texture recognition device and an operation method of a texture recognition device are provided. The texture recognition device includes a light source array and an image sensor array. The light source array includes a plurality of light sources; the image sensor array is at a side of the light source array and includes a plurality of image sensors, and the plurality of image sensors are configured to receive light emitted from the plurality of light sources and reflected to the image sensors by a texture for a texture image collection; each of the image sensors includes a plurality of signal switches, and a signal of each of the image sensors is read through the plurality of signal switches for forming one image pixel of the texture image.
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公开(公告)号：US20210223882A1
公开(公告)日：2021-07-22
申请号：US16650551
申请日：2019-02-28
发明人： Xiaoliang DING , Haisheng WANG , Yingming LIU
摘要： A touch panel, a driving method thereof, and a display device are disclosed. The touch panel includes a touch detection structure and a fingerprint identification structure; the touch panel includes a first electrode, a circuit structure, and a piezoelectric layer which are stacked. The first electrode includes a plurality of first sub-electrode strips arranged in a first direction and extending in a second direction, and the circuit structure includes a plurality of circuit sub-structures arranged in an array in the first direction and the second direction, each of the circuit sub-structures includes a detection electrode; in the first direction, an orthographic projection of each of the first sub-electrode strips on a main surface of the piezoelectric layer covers orthographic projections of detection electrodes of at least two circuit sub-structures on the main surface of the piezoelectric layer.
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公开(公告)号：US20210216735A1
公开(公告)日：2021-07-15
申请号：US16651000
申请日：2019-10-17
发明人： Yuzhen GUO , Yingming LIU , Haisheng WANG , Lijun ZHAO
摘要： At least one embodiment of the present disclosure provides a fingerprint identification structure and a display device. At least one embodiment of the present disclosure provides a fingerprint identification structure, including: an ultrasonic emission component including a plurality of ultrasonic emission units arranged in a two-dimensional array in directions parallel to a plane; and an ultrasonic detection component including a plurality of ultrasonic detection units arranged in a two-dimensional array in the directions parallel to the plane. The ultrasonic emission component and the ultrasonic detection component are two independent structures, and an orthographic projection of at least one ultrasonic detection unit on the plane is included between orthographic projections of two adjacent ones of the plurality of ultrasonic emission units on the plane.
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公开(公告)号：US20210216148A1
公开(公告)日：2021-07-15
申请号：US16633952
申请日：2019-01-14
发明人： Pengpeng WANG , Haisheng WANG , Xiaoliang DING , Wenqing ZHAO , Yangbing LI , Yapeng LI , Likai DENG , Yuanyuan MA , Lei WANG
摘要： A display device, an electronic device, and a method for driving a display device are provided. The display device includes a display panel and a plurality of image sensors. The display panel has a display side and a back side opposite to the display side, the plurality of image sensors are independent at a plurality of independent positions on the back side of the display panel, and the plurality of image sensors are configured to integrally obtain depth image information of a target to be detected on the display side of the display panel.
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公开(公告)号：US20210215596A1
公开(公告)日：2021-07-15
申请号：US16766774
申请日：2019-12-11
发明人： Yingming LIU , Xue DONG , Haisheng WANG , Xiaochuan CHEN , Xiaoliang DING , Lei WANG , Changfeng LI , Pinchao GU , Ping ZHANG , Xueyou CAO
摘要： The present disclosure discloses an array substrate and a micro total analysis device. The array substrate includes: a substrate, a plurality of pixel regions arranged on the substrate and defined by the intersection of a plurality of data lines and a plurality of gate lines, and a plurality of drive transistors arranged in the plurality of pixel regions respectively; each drive transistor includes first active layer pattern, a first extension direction of the first active layer pattern forms a first preset angle with a gate line, and in a first preset angle direction, the first active layer pattern spans a pixel region in an inclined manner; and source and drain electrodes of the each drive transistor are coupled with the active layer pattern in the first preset angle direction.
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9.发明申请公开(公告)号：US20210210964A1
公开(公告)日：2021-07-08
申请号：US16766196
申请日：2019-12-18
发明人： Xueyou CAO , Xiaoliang DING , Haisheng WANG , Yunke QIN , Pengpeng WANG , Bo CHEN , Ping ZHANG , Likai DENG , Wenjuan WANG
摘要： A photoelectric conversion circuit and a driving method thereof, a photosensitive device and a display device are disclosed. The photoelectric conversion circuit includes a photosensitive circuit, a detection circuit, and a charging circuit, and the photosensitive circuit is connected to the detection circuit and the charging circuit respectively. The photosensitive circuit is configured to convert an optical signal into an electric signal, output the electric signal to the detection circuit in a first state for detection of the optical signal and output the electric signal to the charging circuit in a second state for charging.
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公开(公告)号：US20210209326A1
公开(公告)日：2021-07-08
申请号：US16762349
申请日：2019-11-01
发明人： Xueyou CAO , Pengpeng WANG , Xiaoliang DING , Haisheng WANG , Ping ZHANG , Wenjuan WANG , Yapeng LI , Jiabin WANG , Likai DENG
摘要： A detection circuit, a skin print recognition device and a method for driving a detection circuit are disclosed. The detection circuit includes a photosensitive element, a switching sub-circuit and a charge releasing sub-circuit. The photosensitive element is electrically coupled to the switching sub-circuit and the charge releasing sub-circuit, and is configured to convert a received optical signal into an electrical signal, the switching sub-circuit is configured to output the electrical signal, and the charge releasing sub-circuit is configured to release charges in the photosensitive element after the switching sub-circuit outputs the electrical signal.
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