-
101.发明申请公开(公告)号：US20190103166A1
公开(公告)日：2019-04-04
申请号：US15971039
申请日：2018-05-04
Inventor： Zhidong YUAN , Can YUAN , Zhenfei CAI
Abstract: A shift register unit, a driving method thereof, a gate driving circuit and a display device are provided. The shift register unit includes: an input circuit configured to control a voltage applied to a first pull-up node; a timing controller circuit coupled to the first pull-up node and a second pull-up node, and configured to control a voltage applied to the second pull-up node based on the voltage applied to the first pull-up node; a first output circuit configured to control a voltage applied to a first output end; a second output circuit configured to control a voltage applied to a second output end; a pull-down control circuit configured to control a voltage applied to a pull-down node; a first pull-down circuit configured to control the voltage applied to the first pull-up node; and a second pull-down circuit configured to control the voltage applied to the second pull-up node.
-
公开(公告)号：US20250113705A1
公开(公告)日：2025-04-03
申请号：US18560169
申请日：2022-11-17
Inventor： Tong WU , Hongli WANG , Pan LI , Ying HAN , Ying CUI , Can YUAN , Xing ZHANG , Ruqin ZHANG , Chunping LONG
IPC: H10K59/121 , H10K59/122 , H10K59/131 , H10K59/88
Abstract: Provided are a display substrate and a display device. The display substrate includes a driving transistor and a storage capacitor, the storage capacitor includes a first electrode plate and a second electrode plate, the second electrode plate is arranged in a same layer as the channel of the driving transistor, the second electrode plate is closer to the base substrate than the first electrode plate, an orthographic projection of the second electrode plate on the base substrate overlaps with an orthographic projection of the pixel opening on the base substrate, the display substrate satisfies a following relationship: a value range of (W*L+S2)*M1/M2 is [0.014, 0.133], and a value range of S2/(W*L) is [2.82, 28.85], where W is a width of the channel of the driving transistor, L is a length of the channel of the driving transistor, S2 is a facing area between the second electrode plate and the first electrode plate, M1 is a count of pixel openings in the display substrate, and M2 is an area of the display substrate, thus increasing the facing area between the electrode plates of the storage capacitor, increasing the capacitance, and improving the holding capacity of the capacitor, and being beneficial to increasing the area ratio of the storage capacitor to the pixel opening, increasing the area proportion of the storage capacitor, and improving the display quality.
-
公开(公告)号：US20250098448A1
公开(公告)日：2025-03-20
申请号：US18558269
申请日：2022-04-29
Inventor： Can YUAN , Yongqian LI , Dacheng ZHANG
IPC: H10K59/131 , G09G3/3233 , H10K59/124
Abstract: A display substrate, a method for operating the same, and a display device are provided. The display substrate includes a base substrate and a display unit. In the sub-pixel of the display substrate, the light emitting device includes a first electrode including a first portion and a second portion spaced apart from each other; the display unit further includes a connection structure and a first transfer electrode, the connection structure is electrically connected with the first portion of the first electrode and the second portion of the first electrode, and includes a connection portion located in the non-light-emitting region; the first transfer electrode is electrically connected with the first pole of the driving transistor and includes a portion located in the non-light-emitting region, and the connection portion is electrically connected with the portion of the first transfer electrode located in the non-light-emitting region.
-
公开(公告)号：US20250095571A1
公开(公告)日：2025-03-20
申请号：US18555023
申请日：2023-01-12
Inventor： Zhidong YUAN , Can YUAN , Dacheng ZHANG , Yongqian LI
IPC: G09G3/3233
Abstract: A display substrate and a display device are disclosed, the display substrate has a plurality of display partitions arranged in a plurality of rows and columns, and at least one display partition includes a plurality of sub-pixels; the display substrate includes a base substrate and common scanning signal lines, the common scanning signal lines are provided on the base substrate, and include a plurality of first common scanning signal lines extending along a first direction and a plurality of second common scanning signal lines extending along a second direction, and the first direction is different from the second direction; each of the plurality of second common scanning signal lines is electrically connected to one first common scanning signal line, and is configured to provide a common scanning signal to one display partition.
-
公开(公告)号：US20240404476A1
公开(公告)日：2024-12-05
申请号：US18261113
申请日：2022-05-24
Inventor： Zhidong YUAN , Yongqian LI , Can YUAN
IPC: G09G3/3266 , G09G3/3225
Abstract: A display substrate includes N groups of gate driving circuits and a multiplex circuit. Each group of gate driving circuits includes X gate driving circuits, and each gate driving circuit is electrically connected to rows of pixel circuits in a corresponding display zone. The X gate driving circuits are configured to output X scan signals of different functions to the rows of pixel circuits connected thereto. The multiplex circuit is electrically connected to N gate driving circuits of the N groups of gate driving circuits outputting scan signals of the same function, N selection control signal terminals and a start signal terminal. The multiplex circuit is configured to, under at least one selection control signal from at least one selection control signal terminal, select at least one group of gate driving circuits, and transmit a start signal from the start signal terminal to each selected group of gate driving circuits.
-
Patent Agency Ranking
公开(公告)号：US20240373687A1
公开(公告)日：2024-11-07
申请号：US18249359
申请日：2022-03-07
Inventor： Liu WU , Zhidong YUAN , Yongqian LI , Can YUAN
IPC: H10K59/131 , H10K59/10 , H10K59/121
Abstract: A profiled display panel, including a display area. The display area includes a plurality of display sub-areas; a plurality of cascade signal lines for coupling adjacent two of the gate driving sub-circuits. At least one cascade signal line includes a first cascade trace extending in a first direction and a second cascade trace extending in a second direction. The first cascade trace includes a plurality of first conductive patterns arranged on a first conductive layer and second conductive pattern arranged on a second conductive layer. The plurality of first conductive patterns are electrically connected to the second conductive pattern; and the second cascade trace includes a third conductive pattern arranged on the first conductive layer.
-
公开(公告)号：US20240355286A1
公开(公告)日：2024-10-24
申请号：US18682942
申请日：2022-03-24
Inventor： Zhidong YUAN , Yongqian LI , Can YUAN , Liu WU
IPC: G09G3/3233 , G11C19/28
CPC classification number: G09G3/3233 , G11C19/287 , G09G2300/0842 , G09G2310/0286 , G09G2310/08
Abstract: A display panel includes pixel driving circuits distributed in an array and forming pixel driving circuit groups, each pixel driving circuit group includes pixel driving circuit rows with each including pixel driving circuits, each of which includes a driving circuit connected to a first, second and third nodes, to input a driving current to the third node through the second node in response to a signal of the first node; a first switching unit with a first end connected to a first power supply terminal and second end connected to the second node, to connect the first power supply terminal and the second node in response to a pulse width modulation signal; in a same pixel driving circuit group, a second end of any first switching unit is connected to a second end of at least one first switching unit in each of the other pixel driving circuit rows.
-
公开(公告)号：US20240268148A1
公开(公告)日：2024-08-08
申请号：US17914686
申请日：2021-11-18
Inventor： Zhidong YUAN , Pan XU , Jun LIU , Can YUAN , Yongqian LI
IPC: H10K59/121 , H10K59/12 , H10K59/131
CPC classification number: H10K59/1213 , H10K59/1201 , H10K59/1216 , H10K59/131
Abstract: A display panel includes a plurality of sub-pixels, a sub-pixel includes a pixel driving circuit, and the pixel driving circuit includes at least a driving transistor and a storage capacitor. The display panel further includes a substrate, and a first gate conductive layer, a semiconductor layer and a second gate conductive layer that are disposed on the substrate. The first gate conductive layer includes a first electrode plate of the storage capacitor. The semiconductor layer includes an active layer pattern of the driving transistor. At least part of the active layer pattern of the driving transistor and at least part of the first electrode plate are disposed in a same layer. The second gate conductive layer includes a second electrode plate of the storage capacitor and a gate electrode of a driving transistor electrically connected to the second electrode plate.
-
公开(公告)号：US20240260343A1
公开(公告)日：2024-08-01
申请号：US18018550
申请日：2022-02-25
Inventor： Zhidong YUAN , Yongqian LI , Li SUN , Liu WU , Can YUAN
IPC: H10K59/131
CPC classification number: H10K59/131
Abstract: A display substrate and a display apparatus are provided, and the display substrate includes: a base substrate including a display area and a bonding area located at a side of the display area, the display area includes a first circuit signal line and a second circuit signal line, and the bonding area includes a bonding signal pin; a circuit structure layer located in the display area. The circuit structure layer includes at least one first circuit region and at least one second circuit region; the first circuit region includes at least one first gate drive circuit; the second circuit region includes at least one second gate drive circuit; the first gate drive circuit includes multiple cascaded first gate drive units, and the second gate drive circuit includes multiple cascaded second gate drive units; the multiple the first gate drive units are sequentially arranged along a second direction.
-
公开(公告)号：US20240188349A1
公开(公告)日：2024-06-06
申请号：US17795447
申请日：2021-08-25
Inventor： Yongqian LI , Can YUAN , Xuehuan FENG
IPC: H10K59/126 , G09G3/3225 , H10K59/131
CPC classification number: H10K59/126 , G09G3/3225 , H10K59/131 , G09G2300/0842 , G09G2320/0223
Abstract: A display substrate and a display device. The display substrate includes a base substrate, and a plurality of pixel units and a plurality of scanning lines on the base substrate. Each pixel unit includes a plurality of sub-pixels and a light shielding layer, the plurality of sub-pixels is arranged in sequence in a first direction, each sub-pixel includes a sub-pixel driving circuitry and a light-emitting element coupled to each other, and the sub-pixel driving circuitry is configured to provide a driving signal to the light-emitting element. At least a part of the light shielding layer is arranged between the sub-pixel driving circuitry and the base substrate. Each scanning line includes at least a part extending in the first direction, is coupled to a corresponding sub-pixel driving circuitry, and is arranged at a same layer as the light shielding layer.
-
-
-
-
-
-
-
-
-
Search Results
132
records
(took 0.024 seconds)
