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公开(公告)号：US11892731B2
公开(公告)日：2024-02-06
申请号：US17490824
申请日：2021-09-30
发明人： Chaojie Zhang , Sijun Lei , Yansheng Sun , Zhi Li , Bowen Xiong , Qiong Yuan , Jing Yu , Jing Liu
IPC分类号： G02F1/1335 , G02F1/13357
CPC分类号： G02F1/133612 , G02F1/133603
摘要： Backlight modules, display panels and display apparatuses are provided. A backlight module includes: a flexible light board, provided with a plurality of light-emitting elements arranged at intervals, and provided with a first wire at an edge thereof; a back cover including a base plate, the flexible light board being provided on the base plate, and the base plate being provided with a second wire located on a same side as the first wire; and a controller configured to control a direction of an electric current flowing through the first wire and a direction of an electric current flowing through the second wire, to generate an attractive force or a repulsive force between the first wire and the second wire.
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公开(公告)号：US12081954B2
公开(公告)日：2024-09-03
申请号：US17790089
申请日：2021-05-24
发明人： Zhaohui Meng , Jing Liu , Wei Sun , Li Tian
CPC分类号： H04R5/04 , H04R5/02 , H04R2420/01 , H04R2499/15 , H04S5/005 , H04S2400/05
摘要： A virtual surround sound production circuit includes: a subtraction unit configured to perform subtraction operation on first and second signals to output a third signal; a first addition unit configured to perform addition operation on the first and second signals to output a center channel signal; a surround sound adjustment unit configured to adjust the third signal or another third signal that has undergone frequency compensation to output a fourth signal; a center compensation unit configured to adjust the center channel signal to output a fifth signal; a second addition unit configured to perform addition operation on the first, fourth and fifth signals to output a first output signal; a phase inverter unit configured to perform phase inversion on the fourth signal to generate a phase-inverted signal; and a third addition unit configured to perform addition operation on the second, fifth and phase-inverted signals to output a second output signal.
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公开(公告)号：US11972989B2
公开(公告)日：2024-04-30
申请号：US17253960
申请日：2019-11-29
发明人： Li Xiao , Dongni Liu , Minghua Xuan , Jiao Zhao , Haoliang Zheng , Zhenyu Zhang , Liang Chen , Hao Chen , Jing Liu , Qi Qi
CPC分类号： H01L22/32 , G01R31/54 , G01R31/58 , H01L22/22 , H01L24/02 , H01L27/124 , H10K59/131 , H01L25/167 , H01L2224/02321 , H01L2224/02375 , H01L2224/02379
摘要： The present application provides a method for detecting a broken fanout wire of a display substrate, and a display substrate, and belongs to the field of display technology. In the method for detecting a broken fanout wire, the display substrate includes a base substrate having first and second surfaces opposite to each other, and a plurality of connection structures disposed at intervals on the first surface; and each connection structure includes first and second pads and a fanout wire electrically connecting the first pad to the second pad. The method for detecting a broken fanout wire includes: forming at least one detection unit, which includes: connecting at least two connection structures in series through a connecting part; and measuring a head and an end of the detection unit to obtain resistance of the detection unit, and determining whether there is a broken fanout wire in the detection unit.
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公开(公告)号：US11848334B2
公开(公告)日：2023-12-19
申请号：US17483342
申请日：2021-09-23
IPC分类号： H01L27/12
CPC分类号： H01L27/124 , H01L27/1259
摘要： This disclosure proposes a display panel, a manufacturing method, an electronic device and a display device. The display panel includes a display area and a peripheral area surrounding the display area. The display panel includes a display substrate, a plurality of signal lines located on the display substrate, and the plurality of signal lines all extending from the peripheral area on one side of the display area to the peripheral area on the other side of the display area across the display area, at least one first compensation capacitor located in the peripheral area on the one side of the display area and corresponding to at least one of the plurality of signal lines, and at least one second compensation capacitor located in the peripheral area on the other side of the display area and corresponding to at least one of the plurality of signal lines.
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公开(公告)号：US11538403B2
公开(公告)日：2022-12-27
申请号：US17476360
申请日：2021-09-15
发明人： Dongni Liu , Minghua Xuan , Qi Qi , Jing Liu
IPC分类号： G09G3/32
摘要： The present disclosure provides a pixel driving circuit and a display panel. The pixel driving circuit includes a driving module and a grayscale adjustment module. The driving module is configured to generate a first driving current corresponding to a first grayscale range under the control of a potential at a gate voltage end and a first power source voltage, and transmit the first driving current to a light-emitting element. The grayscale adjustment module is configured to adjust the driving module under the control of the first power source voltage and a first data voltage, so that the driving module generates a second driving current corresponding to a second grayscale range under the control of the potential at the gate voltage end and the first power source voltage, and transmits the second driving current to the light-emitting element.
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公开(公告)号：US11335113B2
公开(公告)日：2022-05-17
申请号：US16767867
申请日：2019-06-14
发明人： Jiabin Wang , Xiaoliang Ding , Xueyou Cao , Wenjuan Wang , Jing Liu , Yichi Zhang , Haisheng Wang , Lei Wang , Yingming Liu , Yingzi Wang
摘要： A texture image acquisition circuit, a display panel and a texture image acquisition method. The texture image acquisition circuit includes a charge neutralization circuit and a first acquisition circuit, the charge neutralization circuit is electrically connected to the first acquisition circuit, the charge neutralization circuit receives a first control signal to cause a current flowing through the first acquisition circuit to be a first current, and the charge neutralization circuit is configured to receive a second control signal to cause a current flowing through the first acquisition circuit to be a second current, a direction of the second current and a direction of the first current are opposite to each other; the first acquisition circuit is configured to receive light from a texture and accumulate a first signal amount that is acquired after the light from the texture is converted, so as to acquire a first acquisition value.
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公开(公告)号：US11314961B2
公开(公告)日：2022-04-26
申请号：US16767932
申请日：2019-06-12
发明人： Jiabin Wang , Xiaoliang Ding , Xueyou Cao , Wenjuan Wang , Jing Liu , Yichi Zhang , Haisheng Wang , Lei Wang , Yingming Liu , Yingzi Wang
摘要： A texture image acquisition method, a texture image acquisition circuit and a display panel are provided. The texture image acquisition circuit includes a photosensitive circuit, the texture image acquisition method includes: allowing the photosensitive circuit to receive light from a texture, and obtaining a first curve based on a signal amount accumulated by the photosensitive circuit within a first integral time period, the first curve being a time-varying curve of a residual signal amount which is a signal amount remaining after a signal amount, left over by the photosensitive circuit before the first integral time period, is released over time; obtaining a first acquisition value based on a signal amount accumulated by the photosensitive circuit within a second integral time period which is after the first integral time period; obtaining a first photosensitive signal of an image of the texture; based on the first curve and the first acquisition value.
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公开(公告)号：US11288478B2
公开(公告)日：2022-03-29
申请号：US16639309
申请日：2019-09-17
发明人： Yingming Liu , Haisheng Wang , Xiaoliang Ding , Xiufeng Li , Pengpeng Wang , Chenyang Zhang , Yaqian Ji , Peixiao Li , Jing Liu , Ruituo Wang , Lei Chen
摘要： A fingerprint identification module, a manufacturing method and driving method thereof, and a display device. The fingerprint identification module includes: a driving backplate, including a substrate, identification circuits on the substrate, the identification circuits having a first electrode pad, a second electrode pad; acoustic units including: a first electrode; a piezoelectric film layer positioned on the side, close to the driving backplate, of the first electrode; a second electrode positioned on the side, close to the driving backplate, of the piezoelectric film layer; a first lead-out terminal electrically connected with the first electrode; a second lead-out terminal electrically connected with the second electrode; cavities being in one-to-one correspondence to the acoustic units, the cavities positioned between the second electrodes and the substrate, and one side face, away from the substrate, of cavity being defined by at least one side face, close to the substrate, of the second electrode.
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公开(公告)号：US10460655B2
公开(公告)日：2019-10-29
申请号：US15547236
申请日：2017-02-28
发明人： Chang Zhang , Kwanggyun Jang , Jing Liu , Zhiguang Zhang , Hualing Yang
IPC分类号： G09G3/3225 , H04N9/69 , H04N1/60 , H04N5/202
摘要： The present disclosure provides a gamma tuning method and a gamma tuning device. The gamma tuning method includes steps of: comparing grayscale binding points of a to-be-debugged module with a standard gamma curve; determining a to-be-tuned grayscale binding point from the grayscale binding points of the to-be-debugged module in accordance with a comparison result between the grayscale binding points of the to-be-debugged module and the standard gamma curve; and tuning a grayscale brightness value of the to-be-tuned grayscale binding point in accordance with a target brightness value of the grayscale binding point on the standard gamma curve.
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10.发明申请公开(公告)号：US20180083070A1
公开(公告)日：2018-03-22
申请号：US15520554
申请日：2016-10-11
发明人： Feng Zhang , Zhen Liu , Jing Liu
IPC分类号： H01L27/32 , H01L27/12 , G02F1/1335
CPC分类号： H01L27/322 , G02F1/133509 , G02F1/133514 , G02F2001/133521 , G02F2001/136222 , G02F2203/10 , H01L27/1262 , H01L27/3244 , H01L2227/323
摘要： The present application discloses an array substrate having a subpixel region and an inter-subpixel region, a display panel and a display apparatus having the same, and a fabricating method thereof. The array substrate includes a plasmonic color filter layer including a plurality of color filter blocks in the subpixel region on a base substrate. Each of the plurality of color filter blocks includes a plurality of plasmonic nanostructures made of a semiconductor material. A first color filter block corresponding to a subpixel of a first color has an arrangement of nanostructures different from that of a second color filter block corresponding to a subpixel of a second color; the second color being different from the first color.
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