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公开(公告)号：US12133439B2
公开(公告)日：2024-10-29
申请号：US18483533
申请日：2023-10-10
Inventor： Ling Shi , Ke Liu , Yipeng Chen , Zhenhua Zhang
IPC: G09G3/32 , G09G3/3216 , G09G3/3225 , H10K59/131 , H10K59/179 , H10K59/35
CPC classification number: H10K59/353 , G09G3/3216 , G09G3/3225 , H10K59/131 , H10K59/179 , H10K59/351 , H10K59/352 , G09G2300/0426 , G09G2300/0452
Abstract: A display panel includes a substrate, first light-emitting devices located in a first display area, a first driving circuit, second light-emitting devices located in a second display area, and a second driving circuit. The first driving circuit is configured to actively drive the first light-emitting devices to emit light, and includes a plurality of pixel driving circuits and a signal line. The signal line is located in the second display area, and extends along an edge of the second display area. An orthographic projection of the signal line on the substrate and an orthogonal projection of the first display area on the substrate have a gap therebetween. The second driving circuit is configured to passively drive the second light-emitting devices to emit light. An orthographic projection of at least one of the second light-emitting devices on the substrate is overlapped with an orthogonal projection of the gap on the substrate.
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公开(公告)号：US12127455B2
公开(公告)日：2024-10-22
申请号：US18354028
申请日：2023-07-18
Inventor： Ling Shi , Yipeng Chen , Xuewei Tian , Ke Liu , Dan Guo , Zhenhua Zhang
IPC: H10K59/131 , G09G3/3241 , H01L27/12 , H10K59/121 , H10K59/122 , H10K59/35 , H10K59/65
CPC classification number: H10K59/131 , G09G3/3241 , H10K59/1216 , H10K59/122 , H10K59/65 , G09G2300/0465 , G09G2300/0819 , G09G2300/0842 , G09G2360/14 , H01L27/124 , H10K59/1213 , H10K59/35
Abstract: A display substrate is provided, including: a base substrate and a plurality of sub-pixels disposed on the base substrate. Each sub-pixel includes a pixel driving circuit, and the pixel driving circuit includes a writing transistor, a compensation transistor, a first reset transistor, and a storage capacitor. The display substrate includes a semiconductor layer, a first conductive layer and a second conductive layer disposed in sequence on the base substrate. Gates of the writing transistor, the compensation transistor and the first reset transistor are in the first conductive layer and are implemented as an integral structure. Active layers of the writing transistor, the compensation transistor and the first reset transistor are in the semiconductor layer. A first storage capacitor electrode of the storage capacitor is in the first conductive layer, and a second storage capacitor electrode of the storage capacitor is in the second conductive layer.
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公开(公告)号：US12048212B2
公开(公告)日：2024-07-23
申请号：US17891211
申请日：2022-08-19
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yipeng Chen , Libin Liu , Yunfei Li
IPC: H10K59/12 , G09G3/3258 , H10K59/121 , H10K59/131 , H01L27/12
CPC classification number: H10K59/131 , G09G3/3258 , H10K59/1213 , H10K59/1216 , G09G2300/0842 , G09G2310/0262 , G09G2320/0209 , H01L27/124 , H01L27/1255
Abstract: Provided are a wiring structure of a pixel driving circuit, a display panel, and a display device. The wire layout includes: a first switching element, a second switching element and a driving transistor. A source electrode of the driving transistor is connected to a power signal line. The power signal line includes a first power signal line that is in a same direction as a data signal line, and the data signal line is arranged at a position of the first power signal line away from a gate electrode of the driving transistor.
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公开(公告)号：US12004392B2
公开(公告)日：2024-06-04
申请号：US17473602
申请日：2021-09-13
Inventor： Benlian Wang , Li Wang , Yipeng Chen , Yueping Zuo , Zheng Liu
IPC: H10K59/131
CPC classification number: H10K59/131
Abstract: A display panel and a display device are provided. The display panel comprises a substrate, a plurality of sub-pixels, a plurality of data lines, a plurality of wiring structures and a plurality of pads. The substrate comprises a display area and a non-display area comprising a bending area. The sub-pixels and data lines are in the display area and electrically connected with each other. The wiring structures are in the bending area and electrically connected with the data lines. At least one wiring structure comprises a plurality of hollow patterns connected successively, each hollow pattern comprises a first conductive part and a second conductive part connected with each other. The plurality of pads are in the non-display area and located on a side of the plurality of wiring structures away from the display area and electrically connected with the plurality of wiring structures.
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公开(公告)号：US11950454B2
公开(公告)日：2024-04-02
申请号：US17279675
申请日：2020-05-11
Inventor： Ling Shi , Hao Zhang , Yipeng Chen , Wenqiang Li , Chienpang Huang
IPC: H10K59/121 , H10K50/844 , H10K59/131 , H10K59/65
CPC classification number: H10K59/121 , H10K50/844 , H10K59/131 , H10K59/65
Abstract: A display panel and a display device are disclosed, the display panel comprises: a base substrate; and pixel circuits in an array, the display panel comprises a light transmittance region and a display region around the light transmittance region, the pixel circuits are disposed in the display region, a gate line of each row of m rows of pixel circuits is divided into a first gate line portion and a second gate line portion which are connected through an auxiliary gate line, a data line of each column of n columns of pixel circuits is divided into a first data line portion and a second data line portion which are connected through an auxiliary data line.
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Patent Agency Ranking
公开(公告)号：US11903289B2
公开(公告)日：2024-02-13
申请号：US17948576
申请日：2022-09-20
Applicant: BOE Technology Group Co., Ltd.
Inventor： Yipeng Chen , Lujiang Huangfu , Libin Liu
IPC: G09G3/3233 , H10K59/35 , H10K59/126 , H10K59/131 , H10K59/12
CPC classification number: H10K59/353 , G09G3/3233 , H10K59/126 , H10K59/131 , H10K59/352 , G09G2300/0452 , G09G2300/0842 , H10K59/1201
Abstract: A display panel, a method of manufacturing the same, and a display device are provided. In the display panel, sub-pixel areas in a same row along a first direction are divided into a plurality of sub-pixel area groups independent from each other, and each sub-pixel area group includes at least two adjacent sub-pixel areas, a connection layer includes a connection pattern arranged in each sub-pixel area, and the connection pattern is coupled to the initialization signal line pattern in the sub-pixel area wherein the connection pattern is located, connection patterns located in a same sub-pixel area group are sequentially coupled along the first direction to form the connection portion; at least part of a first auxiliary signal line layer is located in an anode spacing area, and is insulated from an anode pattern, the connection pattern in each sub-pixel area group is coupled to the first auxiliary signal line layer.
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公开(公告)号：US11830410B2
公开(公告)日：2023-11-28
申请号：US17785742
申请日：2021-09-14
Inventor： Wenqiang Li , Chuntong Jiang , Ling Shi , Yipeng Chen , Shuai Xie
CPC classification number: G09G3/2092 , G09G2300/0852 , G09G2310/0267
Abstract: The present disclosure provides a gate driving unit, a gate driving method, a gate driving circuit and a display device. The gate driving unit includes a first clock signal end, a second clock signal end, a third clock signal end, a fourth clock signal end, a first output node control circuitry, a second output node control circuitry, a first control node control circuitry and an output circuitry. According to the present disclosure, it is able to provide a gate driving signal for an N-type transistor in an LTPO pixel circuit, and reduce the number of transistors, thereby to provide a narrow bezel.
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公开(公告)号：US11805682B2
公开(公告)日：2023-10-31
申请号：US17366704
申请日：2021-07-02
Applicant: BOE Technology Group Co., Ltd.
Inventor： Yipeng Chen , Li Wang , Lujiang Huangfu
IPC: H01L29/08 , H10K59/121 , G09G3/3291 , H10K59/126
CPC classification number: H10K59/1216 , G09G3/3291 , H10K59/126 , H10K59/1213
Abstract: An organic light emitting diode display substrate, comprises: a base substrate, and a first data line, a driving thin film transistor and an energy storage capacitor, wherein the energy storage capacitor comprises a first capacitor plate and a second capacitor plate disposed opposite to each other, and the second capacitor plate is electrically connected to a gate of the driving thin film transistor, in a direction away from the base substrate, the first capacitor plate is disposed between the first data line and the second capacitor plate. The display substrate further comprises a power line and a voltage equalizing line which are electrically connected, the power line extends in a first direction which is substantially parallel to a direction in which the first data line extends, and the voltage equalizing line extends in a second direction. A method of manufacturing the display substrate and a display device are also provided.
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公开(公告)号：US20230317011A1
公开(公告)日：2023-10-05
申请号：US17595039
申请日：2021-02-07
Inventor： Ke Liu , Ling Shi , Yipeng Chen , Hui Lu , Shuai Xie , Zhu Wang , Zhenhua Zhang
IPC: H10K59/121 , G09G3/3258 , H10K59/131
CPC classification number: G09G3/3258 , H10K59/121 , H10K59/131 , G09G2320/0686
Abstract: A display substrate, a display panel and a display apparatus are provided. The display substrate includes a base substrate, a first display region, and a second display region, and a light transmittance of the first display region is greater than that of the second display region A plurality of sub-pixels are arranged on the base substrate and in the first display region, wherein the sub-pixels include a first pixel driving circuit and a first light-emitting device, and the first pixel driving circuit includes a compensation transistor, a switching transistor, and a light-emitting device initialization transistor each having an active layer. A scan signal line is provided in the first display region . An orthographic projection of the scan signal line on the base substrate overlaps with that of the active layer of each of the compensation transistor, the switching transistor and the light-emitting device initialization transistor on the base substrate.
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公开(公告)号：US11770953B2
公开(公告)日：2023-09-26
申请号：US17612274
申请日：2021-02-07
Inventor： Ling Shi , Yipeng Chen , Xuewei Tian , Ke Liu , Dan Guo , Zhenhua Zhang
IPC: H10K59/131 , G09G3/3241 , H01L27/12 , H10K59/35 , H10K59/121
CPC classification number: H10K59/131 , G09G3/3241 , G09G2300/0465 , G09G2300/0819 , G09G2300/0842 , G09G2360/14 , H01L27/124 , H10K59/1213 , H10K59/35
Abstract: A display substrate, a display panel and a display apparatus are provided. The display substrate includes: a first display region and a second display region, and a light transmittance of the first display region is greater than a light transmittance of the second display region. The display substrate includes: a base substrate; and a plurality of sub-pixels arranged on the base substrate and located in the first display region. The sub-pixel includes a first pixel driving circuit and a first light-emitting device. The first pixel driving circuit is electrically connected to the first light-emitting device and configured to drive the first light-emitting device to emit light. The pixel driving circuit includes a storage capacitor and a plurality of transistors, and the storage capacitor and the plurality of transistors included in the first pixel driving circuit are located in the first display region.
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