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公开(公告)号：US12112689B2
公开(公告)日：2024-10-08
申请号：US18071449
申请日：2022-11-29
发明人： Jieliang Li , Jiaxian Liu
IPC分类号： G09G3/32 , G09G3/20 , G09G3/3233
CPC分类号： G09G3/32 , G09G3/2092 , G09G3/3233 , G09G2310/0278 , G09G2320/043
摘要： A display panel includes a pixel circuit and a light-emitting element. The pixel circuit includes a data-writing module, a driving module, and a compensation module. The driving module is configured to provide a driving current for the light-emitting element, wherein the driving module includes a driving transistor, and the driving transistor is an NMOS transistor. The data-writing module is configured to selectively provide a data signal for the driving module. The compensation module is configured to compensate a threshold voltage of the driving transistor. An operational process of the pixel circuit includes a bias stage. In the bias stage, the compensation module is turned off, the driving transistor receives a bias signal, and the bias signal is configured to adjust a bias state of the driving transistor.
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公开(公告)号：US12111541B2
公开(公告)日：2024-10-08
申请号：US17053349
申请日：2019-11-11
发明人： Yan Yang , Ling Wu , Boping Shen
IPC分类号： G02F1/1335 , G02F1/1343 , G09G3/34
CPC分类号： G02F1/133612 , G02F1/133531 , G02F1/134336 , G09G3/3426
摘要： The present disclosure discloses a display device. The display device includes a first display structure, a second display structure and a backlight device. The first display structure includes first pixels arranged in an array, the first pixels are divided into multiple dimming areas, and each dimming area includes at least one first pixel. The first display structure is for adjusting the transmittance of each dimming area for lights emitted by the backlight device according to an image to be displayed in the next frame of the second display structure.
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公开(公告)号：US12094400B2
公开(公告)日：2024-09-17
申请号：US18344886
申请日：2023-06-30
发明人： Qingjun Lai , Yihua Zhu
IPC分类号： G09G3/32 , G09G3/3266 , G09G3/20 , G09G3/325 , G11C19/28
CPC分类号： G09G3/32 , G09G3/3266 , G09G3/20 , G09G3/325 , G09G2300/0842 , G09G2300/0861 , G09G2310/0286 , G09G2310/061 , G09G2310/08 , G09G2330/021 , G09G2340/0435 , G11C19/28
摘要： A display panel includes a driving circuit including N stages of cascaded shift registers, and each shift register includes: a first control part and a second control part; the second control part is configured to at least receive the signal of the second node, the signal of the third node, and a frequency control signal to generate an output signal; one shift register of the cascaded shift registers connected to a display unit in the first region is configured to receive the first frequency control signal, and one shift register of the cascaded shift registers connected to a display unit in the second region is configured to receive the second frequency control signal; a data refresh frequency of the display unit in the first region is F1, and a data refresh frequency in the second region is F2, F1
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公开(公告)号：US20240248358A1
公开(公告)日：2024-07-25
申请号：US18137328
申请日：2023-04-20
发明人： Hao WU , Renliang ZHU , Poping SHEN
IPC分类号： G02F1/1362 , G02F1/1368
CPC分类号： G02F1/136286 , G02F1/136227 , G02F1/1368
摘要： A display panel and a display device are provided. The display panel includes a plurality of data lines and a plurality of scan lines. An extending direction of the plurality of data lines intersects an extending direction of the plurality of scan lines. The plurality of scan lines includes at least one first scan line. The first scan line includes a first portion. Metal conductivity of the first portion is greater than or equal to metal conductivity of the plurality of data lines.
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公开(公告)号：US12008976B2
公开(公告)日：2024-06-11
申请号：US17881121
申请日：2022-08-04
发明人： Peng Zhang , Xinzhao Liu
IPC分类号： G09G3/36
CPC分类号： G09G3/3692 , G09G3/3659
摘要： A display panel and driving method, and a display device are provided. The display panel includes a display region and a border region. The display region includes a plurality of data lines extending along a first direction. The border region includes a data output circuit, having an output end electrically connected to a data line. The data output circuit includes at least one demultiplexer and 2L first-demultiplexers, where L is a positive integer, and L1. Each demultiplexer group includes a plurality of second-demultiplexers. The plurality of second-demultiplexers share a group of clock signal buses, wherein a portion of the plurality of second-demultiplexers are connected with a portion of the group of clock signal buses, and a remaining portion of the plurality of second-demultiplexers are connected with a remaining portion of the group of clock signal buses.
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公开(公告)号：US20240155785A1
公开(公告)日：2024-05-09
申请号：US18122249
申请日：2023-03-16
发明人： Ling WU , Chuhui FENG , Poping SHEN
IPC分类号： H05K5/02
CPC分类号： H05K5/0217
摘要： A profiled display panel including a profiled edge, a regular display area, a profiled display area, and a plurality of pixel units, the profiled display area at least partially surrounding the regular display area, the profiled display area including the profiled edge; each pixel unit including a first pixel unit and a second pixel unit, the first pixel unit being located in the profiled display area, the second pixel unit being located in the regular display area, where an orthographic projection area of the first pixel unit on a light-emitting surface of the profiled display panel is S1, and an orthographic projection area of the second pixel unit on the light-emitting surface of the profiled display panel is S2, S1≤S2.
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公开(公告)号：US11980068B2
公开(公告)日：2024-05-07
申请号：US17172850
申请日：2021-02-10
发明人： Bingping Liu , Junyi Li , Guozhao Chen
IPC分类号： H10K59/131 , G02F1/1362 , H10K59/35 , H10K59/65
CPC分类号： H10K59/131 , G02F1/136286 , H10K59/351 , H10K59/352 , H10K59/65
摘要： A display panel and a display device are provided in the present disclosure. The display panel includes a first display region and a second display region which are adjacently arranged. A light transmittance of the first display region is greater than a light transmittance of the second display region. The display panel further includes a plurality of scan lines and a plurality of data lines extending along the second direction. One first sub-pixel row is electrically connected to at least two of the plurality of scan lines. The plurality of data lines includes first data lines, where one of the first data lines is electrically connected to the first sub-pixel column, and at least a part of the first data lines is made of a transparent conductive material. In the first display region, at least two of the first data lines are connected through a connection line.
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公开(公告)号：US11980059B2
公开(公告)日：2024-05-07
申请号：US18110157
申请日：2023-02-15
发明人： Yong Yuan
IPC分类号： H10K59/121 , H10K50/844 , H10K59/12 , H10K71/00
CPC分类号： H10K59/1213 , H10K50/844 , H10K59/1216 , H10K71/00 , H10K59/1201
摘要： Provided are an array substrate and a manufacturing method of an array substrate and a display panel and device. The array substrate includes a pixel circuit. The pixel circuit includes a first transistor and a second transistor, the first transistor includes a first active layer, the second transistor includes a second active layer, and the first active layer and the second active layer both include silicon. The array substrate further includes a first-type inorganic layer and a second-type inorganic layer and a first via hole. The first via hole is located above the first active layer and at least penetrates through the second-type inorganic layer. Concentration of hydrogen ions in the first active layer is less than concentration of hydrogen ions in the second active layer.
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公开(公告)号：US11972716B2
公开(公告)日：2024-04-30
申请号：US18115500
申请日：2023-02-28
发明人： Yong Yuan
CPC分类号： G09G3/20 , G11C19/287 , G09G2300/08 , G09G2310/0243 , G09G2310/0267 , G09G2310/0286 , G09G2310/08 , G09G2320/02
摘要： Provided are a display panel and display device. The display panel includes a driver circuit comprising a shift register that is N-stage cascaded, wherein N is a number greater than or equal to 2; where the shift register comprises: a third control unit configured to receive a first voltage signal and generate an output signal in response to a signal of a third node, or receive a second voltage signal and generate an output signal in response to a signal of a second node; and a fourth control unit comprising a first capacitor, a first transistor and a second transistor, where a second plate of the first capacitor is connected to a drain of the first transistor, a source of the second transistor is connected to a first node, and a drain of the second transistor is connected to the third node.
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10.发明授权公开(公告)号：US11957012B2
公开(公告)日：2024-04-09
申请号：US17235898
申请日：2021-04-20
发明人： Yong Yuan
IPC分类号： H10K59/131 , H10K59/124
CPC分类号： H10K59/131 , H10K59/124
摘要： Provided is a display panel, and the display panel includes a base substrate, a first signal line, a planarization layer, a light-emitting element and a pixel spacer layer. The first signal line is disposed on the base substrate, where the first signal line includes a first sub signal line and a second sub signal line which are electrically connected to each other and are disposed in different layers, and the first sub signal line is disposed on one side of the second sub signal line facing toward the base substrate. The planarization layer is disposed on one side of the first signal line facing away from the base substrate. The light-emitting element and the pixel spacer layer are disposed on one side of the planarization layer facing away from the base substrate. The planarization layer includes a first opening.
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