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公开(公告)号：US20230352110A1
公开(公告)日：2023-11-02
申请号：US18025633
申请日：2021-10-22
Inventor： Zhu WANG , Ling SHI , Yipeng CHEN
Abstract: Provided is a shift register. The shift register comprising: an input circuit, an intermediate circuit and an output circuit; the input circuit is connected to a first power supply terminal, a second power supply terminal, an input voltage terminal and a first clock signal terminal, and the input circuit is configured to output an intermediate input signal to the intermediate circuit; the intermediate circuit is connected to the first power supply terminal, the second power supply terminal and a second clock signal terminal, and the intermediate circuit is configured to output a first node signal to the output circuit; and the output circuit is connected to the first power supply terminal, the second power supply terminal, a first output terminal and a second output terminal, and the output circuit is configured to output a first output signal and a second output signal.
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公开(公告)号：US20220352288A1
公开(公告)日：2022-11-03
申请号：US17432951
申请日：2020-11-18
Applicant: BOE Technology Group Co., Ltd.
Inventor： Yipeng CHEN , Ling SHI , Ke LIU , Zhenhua ZHANG
IPC: H01L27/32
Abstract: Provided are a display substrate, a preparation method thereof, and a display apparatus. The display substrate includes: a first display region and a second display region; the first display region includes a plurality of first pixels, wherein the first pixel includes a passive light-emitting device, the second display region includes a plurality of second pixels, wherein the second pixel includes an active light-emitting device and a pixel drive circuit electrically connected to the active light-emitting device. The first display region includes a plurality of first driving signal wire groups, each first driving signal wire group corresponds to a first pixel row. The first pixel row includes one row of the first pixels, and each first driving signal group includes a plurality of first driving signal wires.
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公开(公告)号：US20220319420A1
公开(公告)日：2022-10-06
申请号：US17426562
申请日：2020-09-25
Inventor： Yipeng CHEN , Ling SHI
IPC: G09G3/3233
Abstract: A pixel circuit, is provided, including: a light-emitting element, a driving circuit, a data writing circuit, an on-off control circuit, a first initialization circuit and an energy storage circuit; the data writing circuit writes a data voltage into a third node under control of a first gate driving signal; the on-off control circuit controls communication between a first node and the third node under the control of the first gate driving signal; the first initialization circuit controls writing an initialization voltage into the first node under the control of the first gate driving signal; and a type of a transistor included in the first initialization circuit is different from a type of a driving transistor included in the driving circuit, and a type of a transistor included in the data writing circuit is different from the type of the driving transistor of the driving circuit.
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公开(公告)号：US20220309821A1
公开(公告)日：2022-09-29
申请号：US17431437
申请日：2021-02-24
Inventor： Ke LIU , Ling SHI , Yang YU , Bingqiang GUI
IPC: G06V40/13 , G09G3/3275
Abstract: Provided are a pixel driving circuit, a driving method thereof and a display panel. The pixel driving circuit includes a pixel driving module, an ultrasonic driving unit, an ultrasonic sensing unit and a signal acquisition unit. The pixel driving module is configured to drive a light-emitting unit to emit light; the ultrasonic driving unit is configured to provide a signal of a second signal terminal to a first node under control of the second signal terminal; the ultrasonic sensing unit is configured to transmit ultrasonic waves according to signals of the first node and a third power supply terminal, receive reflected ultrasonic echoes and generate a first induction signal at the first node; the signal acquisition unit is configured to output a second induction signal to an output terminal according to a first power supply terminal and first induction signal of the first node under control of the first node.
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25.发明申请公开(公告)号：US20220270530A1
公开(公告)日：2022-08-25
申请号：US17512635
申请日：2021-10-27
Inventor： Zhu WANG , Fei FANG , Ling SHI , Zhenglong YAN
IPC: G09G3/00 , G09G3/3275 , G09G3/3266
Abstract: A driving circuit of a display panel includes: a first driving control circuit configured to, in a first display state, provide a signal of an OFF signal terminal to a starting node of a first light emitting signal driver according to a control signal of an ON level provided by a control signal terminal; the first light emitting signal driver configured to, in the first display state, control a light emitting signal output terminal to provide an OFF-level signal to a light emitting control terminal of a pixel driving circuit in a first display region according to the signal of the OFF signal terminal; and a second light emitting signal driver configured to, in the first display state, control a light emitting signal output terminal to provide a light emitting signal to a light emitting control terminal of a pixel driving circuit in a second display region.
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Patent Agency Ranking
公开(公告)号：US20210375195A1
公开(公告)日：2021-12-02
申请号：US17328035
申请日：2021-05-24
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yipeng CHEN , Ling SHI
IPC: G09G3/32
Abstract: The present application discloses a display panel, a display apparatus, and a display panel manufacturing method. The display panel includes a main display region and a sub display region, where the sub display region is fully-surrounded or half-surrounded by the main display region, the sub display region includes a substrate, a first insulating layer, a first metal layer, a second insulating layer, a second metal layer, a dielectric layer, a third metal layer, and a flat layer stacked successively. A signal line of the first metal layer is used to transmit a scan signal of the main display region, and a signal line of the third metal layer is used to transmit a display data signal of the sub display region; the second metal layer is used as an isolation layer for isolating signal interference between the first metal layer and the second metal layer.
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公开(公告)号：US20210233466A1
公开(公告)日：2021-07-29
申请号：US16766192
申请日：2019-04-25
Inventor： Ke LIU , Ling SHI , Wenqiang LI , Shuo LI , Xuewei TIAN , Bingqiang GUI , Xiaoqi DING
IPC: G09G3/3233 , G06K9/00
Abstract: The present disclosure provides a driving circuit and a driving method thereof, an array substrate, a display device, and a driving method thereof. The driving circuit is applied for driving a light-emitting element and a fingerprint detection element, and includes: a driving sub-circuit, outputting a light-emitting driving current to the light-emitting element under the control of a driving node; a data writing sub-circuit, communicating a data input terminal with the driving node in response to a scanning signal of a scanning signal terminal; a first energy storage sub-circuit, coupled to the driving node and a control signal terminal; a detection sub-circuit, outputting a detection current under the control of an output terminal of the fingerprint detection element; and a data output sub-circuit, outputting a detection current to the data output terminal in response to the scanning signal of the scanning signal terminal.
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公开(公告)号：US20250081761A1
公开(公告)日：2025-03-06
申请号：US18034395
申请日：2022-06-23
Inventor： Ke LIU , Dan GUO , Ling SHI , Xiaoqi DING , Wenxuan ZHANG , Qian LI
IPC: H10K59/131
Abstract: The display substrate includes pixel regions (PD) and blank regions (PB), the pixel region (PD) includes first power supply lines (70) and a second power supply line (80), the first power supply lines (70) are configured to continuously provide high-level signals to a pixel driving circuit, and the second power supply line (80) is configured to continuously provide low-level signals to a patterned cathode (403), each blank region (PB) includes high-voltage power supply connecting lines connected to the first power supply lines (70) in the adjacent pixel regions (PD) and low-voltage power supply connecting lines connected to the second power supply lines (80) in the adjacent pixel regions (PD), the first power supply lines (70) and the high-voltage power supply connecting lines form a high-voltage power supply wiring with a mesh connection structure.
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公开(公告)号：US20240389413A1
公开(公告)日：2024-11-21
申请号：US18691872
申请日：2023-08-07
Inventor： Hui LU , Changchang LIU , Hongting LU , Ling SHI
IPC: H10K59/131 , G09G3/3233
Abstract: A display panel and a display apparatus. The display panel comprises a display region and a peripheral region located on one side of the display region. The peripheral region comprises a bent region and a fanout region, the fanout region being located on the side of the bent region away from the display region. The display panel comprises: a substrate and, arranged on the substrate, circuit units arranged in an array, a plurality of data signal lines extending in a first direction, and a plurality of data fanout lines located in the fanout region, said data signal lines at least extending to the bent region from the display region, and said data signal lines being respectively electrically connected to the circuit units and the data fanout lines.
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公开(公告)号：US20240260344A1
公开(公告)日：2024-08-01
申请号：US18018562
申请日：2022-02-18
Inventor： Dan GUO , Fei FANG , Shuai XIE , Zhenhua ZHANG , Yuxin ZHANG , Ling SHI , Xuewei TIAN
IPC: H10K59/131 , H10K59/12 , H10K59/35 , H10K71/60
CPC classification number: H10K59/131 , H10K59/1201 , H10K59/351 , H10K59/353 , H10K71/60
Abstract: A display substrate includes a normal display area and a transmissive display area provided within the normal display area, the normal display area being configured to perform image display, the transmissive display area including at least one pixel island, the pixel island being configured to perform image display and transmit light; the pixel island of the transmissive display area including an initial transmission line for transmitting an initial signal and at least one pixel drive circuit connected to the initial transmission line, the initial transmission line including a first transmission line with a main part extending in a first direction and a second transmission line with a main part extending in a second direction, the first transmission line and the second transmission line being connected to form a grid structure.
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