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公开(公告)号：US20200035315A1
公开(公告)日：2020-01-30
申请号：US16504652
申请日：2019-07-08
Inventor： Zhidong YUAN , Yongqian LI , Can YUAN , Meng LI , Xuelian CHENG
Abstract: A shift register unit includes an input module, a first output module, a first pull-down module, a reset module, and a leakage-proof module. The input module is coupled to a pull-up node, a control signal terminal, and an input signal terminal. The first output module is coupled to the pull-up node, a first output terminal, and a second clock signal terminal. The first pull-down module is coupled to the first output terminal, a first signal terminal, and a first clock signal terminal. The reset module is coupled to a reset signal terminal, the pull-up node, and the first output terminal. The leakage-proof module is coupled to a second signal terminal, the first node, and the pull-up node.
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公开(公告)号：US20190096326A1
公开(公告)日：2019-03-28
申请号：US15991172
申请日：2018-05-29
Inventor： Zhidong YUAN , Yongqian LI , Can YUAN , Meng LI , Xuehuan FENG , Zhenfei CAI
IPC: G09G3/3241 , G09G3/3258 , H01L27/32
CPC classification number: G09G3/3241 , G09G3/3233 , G09G3/3258 , G09G2300/0852 , G09G2300/0861 , G09G2310/0251 , G09G2320/0204 , G09G2320/0295 , G09G2320/043 , H01L27/3265
Abstract: The present disclosure relates to a pixel compensation circuit, a driving method for the pixel compensation circuit, a display panel and a display device. The pixel compensation circuit includes a reset circuit, a data writer, a compensation circuit, a driver, and a light emitting device. The threshold voltage of the light emitting device may be provided to the driver through the compensation circuit.
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公开(公告)号：US20190088180A1
公开(公告)日：2019-03-21
申请号：US16134680
申请日：2018-09-18
Inventor： Zhenfei CAI , Yongqian LI , Can YUAN , Xuehuan FENG
IPC: G09G3/00 , H01L27/12 , G09G3/3225
Abstract: A display panel includes M drive groups disposed side by side in a display area, and M pad groups disposed in a wiring area around the display area. Each pad group includes N data detection terminals. Each drive group includes a plurality of columns of pixel units, and each pixel unit includes N sub-pixels. N≥3, M≥2, and M and N are positive integers. Each data detection terminal is configured to receive a signal output from a detection device. The pad groups are in one-to-one correspondence with the drive groups. Sub-pixels having same color in a drive group of the drive groups are electrically connected to a data detection terminal of one of the pad groups corresponding to the drive group via a same one of data lines.
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公开(公告)号：US20250143074A1
公开(公告)日：2025-05-01
申请号：US19007955
申请日：2025-01-02
Inventor： Can YUAN , Yongqian LI , Bin ZHOU , Ning LIU , Zhidong YUAN
IPC: H10K50/824 , H10K59/121 , H10K59/131 , H10K71/00
Abstract: The present disclosure provides a display substrate, a manufacturing method thereof, and a display device. The display substrate includes a substrate, and a compensation electrode, an auxiliary electrode, a light-emitting functional layer, and a cathode layer arranged on one side of the substrate. The auxiliary electrode is arranged on one side of the compensation electrode away from the substrate, and coupled to the compensation electrode. A first notch is formed in a side surface of the auxiliary electrode, and at least a part of the first notch extends in a direction parallel to the substrate. The light-emitting functional layer is arranged on one side of the auxiliary electrode away from the substrate, and interrupted at the first notch. The cathode layer is arranged on one side of the light-emitting functional layer away from the substrate, and coupled to the auxiliary electrode at the first notch.
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公开(公告)号：US20250104626A1
公开(公告)日：2025-03-27
申请号：US18558500
申请日：2022-10-28
Inventor： Can YUAN , Yongqian LI , Zhidong YUAN , Cheng XU , Dacheng ZHANG , Dandan ZHOU , Liu WU , Luke DING , Xiuting LIU
IPC: G09G3/3233 , G09G3/32
Abstract: A display substrate and a display device. The display substrate includes a driving circuit layer, a first scanning line and a second scanning line. The driving circuit layer includes pixel units arranged in an array form, each pixel unit includes a plurality of sub-pixels, at least one sub-pixel includes a pixel driving circuit, the pixel driving circuit includes a first transistor and a second transistor, an active pattern of the first transistor includes a first channel region, an active pattern of the second transistor includes a second channel region, the first channel region is located on a side of the first scanning line away from the second scanning line, and the second channel region is located on a side of the second scanning line away from the first scanning line.
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Patent Agency Ranking
公开(公告)号：US20250098449A1
公开(公告)日：2025-03-20
申请号：US18558302
申请日：2022-04-29
Inventor： Can YUAN , Yongqian LI , Dacheng ZHANG , Bin ZHOU , Yu WANG , Xinxin WANG , Ning LIU
IPC: H10K59/131 , H10K59/35
Abstract: A display substrate and a display apparatus are provided. In the display substrate, the pixel definition layer defines opening regions of a plurality of sub-pixels; two adjacent sub-pixels are respectively an upper sub-pixel and a lower sub-pixel; the first electrode of the upper sub-pixel has a first edge close to the lower sub-pixel and a second edge intersecting with the first edge; the opening region of the upper sub-pixel has a first edge close to the lower sub-pixel and a second edge intersecting with the first edge; the distance between the first edge of the first electrode of the upper sub-pixel and the first edge of the opening region of the upper sub-pixel is greater than the distance between the second edge of the first electrode of the upper sub-pixel and the second edge of the opening region of the upper sub-pixel.
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公开(公告)号：US20240397786A1
公开(公告)日：2024-11-28
申请号：US18269960
申请日：2021-12-27
Inventor： Liu WU , Yongqian LI , Can YUAN , Zhidong YUAN
IPC: H10K59/80 , H10K59/131 , H10K59/35
Abstract: Disclosed are a display substrate and a display apparatus, the display substrate includes a transparent region and a pixel region, the pixel region includes a plurality of light emitting devices, the plurality of light emitting devices include a first light emitting device, an orthographic projection of a first anode layer of the first light emitting device on a plane of the display substrate is partially overlapped with an orthographic projection of the transparent region on the plane of the display substrate, and an orthographic projection of a second anode layer of the first light emitting device on the plane of the display substrate is within a range of an orthographic projection of the pixel region on the plane of the display substrate.
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公开(公告)号：US20240365595A1
公开(公告)日：2024-10-31
申请号：US18247230
申请日：2022-04-29
Inventor： Zhidong YUAN , Pan XU , Huifeng WANG , Can YUAN , Zhongyuan WU
IPC: H10K59/122 , H10K59/12 , H10K59/88
CPC classification number: H10K59/122 , H10K59/1201 , H10K59/88
Abstract: Embodiments of the present disclosure provide a display panel, a display device, and a method for preparing a display panel. The display panel has a display area and a peripheral area, the display panel including a pixel defining layer including a plurality of first pixel defining blocks in the display area parallelly arranged in a first direction, and adjacent first pixel defining blocks having different columns of pixel defining openings, and at least one second pixel defining block in the peripheral area as an extension of at least one first pixel defining block in a second direction to the peripheral area, each second pixel defining block including a plurality of columns of pixel defining openings, a column number which is greater than or equal to the difference in the column numbers of pixel defining openings of two adjacent first pixel defining blocks.
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公开(公告)号：US20240215422A1
公开(公告)日：2024-06-27
申请号：US17791262
申请日：2021-09-28
Inventor： Zhidong YUAN , Pan XU , Yongqian LI , Can YUAN
IPC: H10K59/88 , G01R31/28 , G09G3/3233 , G09G3/3266 , H10K71/70
CPC classification number: H10K59/88 , G01R31/2884 , G09G3/3233 , G09G3/3266 , H10K71/70 , G09G2300/0408 , G09G2300/0842 , G09G2310/0286 , G09G2310/08 , G09G2330/12
Abstract: A display panel, and a test method thereof, a display apparatus, each subpixel of the pixel array of the display panel includes a pixel circuit, a first signal line configured to provide a scanning signal to the pixel circuit, a scan driver circuit configured to provide the scanning signal to the pixel circuit and includes a shift register and a clock signal line in the display area; a test circuit board in the non-display area and including a test pad; and a test lead in the non-display area and electrically connected with the test pad. The first signal line includes a first part in the display area and a second part in the non-display area, the first part extends substantially along the first direction.
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公开(公告)号：US20240177663A1
公开(公告)日：2024-05-30
申请号：US17789938
申请日：2021-07-09
Inventor： Yongqian LI , Can YUAN , Zhongyuan WU
IPC: G09G3/3233 , H10K59/131
CPC classification number: G09G3/3233 , H10K59/131 , G09G2300/0408 , G09G2300/0452 , G09G2300/0819 , G09G2300/0842 , G09G2300/0861 , G09G2310/08
Abstract: A display substrate and a display panel are provided. The display substrate includes: a base substrate; and a plurality of sub-pixels. Each sub-pixel includes a light-emitting element and a pixel circuit; the pixel circuit includes a driving circuit, a data writing circuit, a first control circuit, a second control circuit, and a light-emitting control circuit; the driving circuit is configured to control the driving current flowing through the light-emitting element; the light-emitting control circuit is configured to apply the driving current to the light-emitting element; the first control circuit is configured to write a reference voltage into the driving circuit; the second control circuit is configured to write an initial voltage into the first electrode of the light-emitting element; and orthographic projections of at least part of pixel circuits of every two adjacent sub-pixels in a same row of sub-pixels on the base substrate are mirror-symmetrical.
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