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公开(公告)号：US20240057420A1
公开(公告)日：2024-02-15
申请号：US18494897
申请日：2023-10-26
Inventor： Can YUAN , Yongqian LI , Meng LI , Zhidong YUAN , Dacheng ZHANG , Lang LIU
IPC: H10K59/131 , G09G3/3233 , G09G3/3266 , G09G3/3275 , H10K50/813 , H10K50/824 , H10K59/122 , H10K59/124 , H10K59/121 , H10K71/00
CPC classification number: H10K59/1315 , G09G3/3233 , G09G3/3266 , G09G3/3275 , H10K50/813 , H10K50/824 , H10K59/122 , H10K59/124 , H10K59/1216 , H10K71/00 , G09G2300/0426
Abstract: A display substrate and a display device are provided. The display substrate includes a base substrate and sub-pixels on the base substrate. The sub-pixels are arranged in a sub-pixel array in a first direction and a second direction, the first direction intersecting with the second direction. The display substrate further includes data lines extended in the first direction, and the data lines are connected in one-to-one correspondence with the sub-pixels in columns in each row of sub-pixels, so as to provide data signals respectively; the display substrate further includes auxiliary electrode lines extended in the first direction which are configured to be electrically connected with a second electrode of the light emitting element to provide a second power voltage; each of the auxiliary electrode lines is spaced from any one of the plurality of data lines by at least one column of sub-pixels.
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公开(公告)号：US20230021680A1
公开(公告)日：2023-01-26
申请号：US17787943
申请日：2021-08-05
Inventor： Yongqian LI , Can YUAN
Abstract: A display substrate, including: a base, and a plurality of sub-pixels arranged on the base. At least one of the plurality of sub-pixels includes a pixel driving circuit and a light-emitting element electrically connected to the pixel driving circuit. The pixel driving circuit includes a plurality of transistors and at least one storage capacitor. In a direction perpendicular to the base, the display substrate includes: a semiconductor layer, a first metal layer, a second metal layer, a third metal layer and a fourth metal layer, which are sequentially arranged on the base. The semiconductor layer includes: an active layer of the plurality of transistors. The first metal layer includes at least a scanning line extending in a first direction, a gate electrode of the plurality of transistors, and a first capacitor electrode plate of the storage capacitor.
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公开(公告)号：US20220262886A1
公开(公告)日：2022-08-18
申请号：US17614301
申请日：2020-11-06
Inventor： Can YUAN , Yongqian LI , Zhidong YUAN , Meng LI , Xuelian CHENG
IPC: H01L27/32
Abstract: Provided are a display substrate and a preparation method therefor, and a display apparatus, which can not only avoid jumpers generated when a light-emitting device in a sub-pixel is electrically connected to a storage capacitor, in order to avoid the risk of crosstalk, but can also increase the pixel aperture ratio of the display substrate and increase the capacitance of the storage capacitor in a pixel driving circuit. The display substrate comprises: a base, and a pixel driving circuit and a bottom-emission-type light-emitting device which are arranged in a display region on the base and are located in each sub-pixel, wherein the light-emitting device comprises a first electrode connected to the pixel driving circuit; the pixel driving circuit comprises a first storage capacitor; the first storage capacitor comprises a first storage electrode and a second storage electrode which are arranged opposite each other; the first electrode is multiplexed as the first storage electrode; and the second storage electrode and the first electrode are both transparent electrodes.
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公开(公告)号：US20220165829A1
公开(公告)日：2022-05-26
申请号：US17433435
申请日：2020-11-13
Inventor： Can YUAN , Yongqian LI , Zhidong YUAN
Abstract: A display substrate comprises a pixel driving circuit and a bottom-emission light-emitting device that are disposed on a base and located in each sub-pixel in a display area. The light-emitting device includes a first electrode electrically connected to the pixel driving circuit. The pixel driving circuit includes a first storage capacitor and a second storage capacitor connected in parallel. The first storage capacitor includes a first storage electrode and a second storage electrode that are disposed oppositely, and the first electrode serves as the first storage electrode. The second storage capacitor includes the second storage electrode and a third storage electrode that are disposed oppositely. The second storage electrode is located between the first storage electrode and the third storage electrode. The first storage electrode is electrically connected to the third storage electrode. The first electrode, the second storage electrode, and the third storage electrode are all transparent electrodes.
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公开(公告)号：US20220102461A1
公开(公告)日：2022-03-31
申请号：US17427074
申请日：2020-12-29
Inventor： Zhidong YUAN , Can YUAN , Xuelian CHENG , Jing GAN , Meng LI
Abstract: A display device and a display panel (1) thereof, and a display panel (1) manufacturing method. The display panel (1) comprises: a substrate (10) and a light-emitting structure (20) located on the substrate (10). A pixel driving circuit (30) exists between the substrate (10) and the light-emitting structure (20) and comprises a storage capacitor (Cst); an orthogonal projection of the storage capacitor (Cst) on the substrate (10) at least partially overlaps an orthogonal projection of the light-emitting structure (20) on the substrate (10); the storage capacitor (Cst) comprises a first transparent polar plate (311) proximate to the substrate (10) and a second transparent polar plate (312) distant from the substrate (10); an orthogonal projection of the first transparent polar plate (311) on the substrate (10) is located within an orthogonal projection of the second transparent polar plate (312) on the substrate (10).
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Patent Agency Ranking
公开(公告)号：US20220020324A1
公开(公告)日：2022-01-20
申请号：US17333483
申请日：2021-05-28
Inventor： Zhidong YUAN , Yongqian LI , Can YUAN , Pan XU
IPC: G09G3/3225 , G11C19/28
Abstract: A shift register unit and a driving method thereof, a gate driving circuit, and a display device. The shift register unit includes: an input circuit, a first capacitor circuit, an output circuit, an output pull-down circuit, a coupling circuit, and an inverter circuit. The inverter circuit is coupled to an input control terminal, a first node, a second node, and a first level signal input terminal, and a second level signal input terminal; and used to control to connect or disconnect the second node and the first level signal input under the control of the input control terminal and the first level signal input terminal; also used to control to connect or disconnect the second node and the second level signal input terminal under the control of the first node and the second level signal input terminal.
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公开(公告)号：US20220020322A1
公开(公告)日：2022-01-20
申请号：US17309360
申请日：2020-08-12
Inventor： Zhongyuan WU , Yongqian LI , Can YUAN , Xuehuan FENG , Zhidong YUAN
IPC: G09G3/3225 , G11C19/28
Abstract: An array substrate and a manufacturing method thereof, and a display device are provided. The array substrate includes: a base substrate, and a GOA circuit, a source electrode IC and PLG wires arranged on the base substrate, and the PLG wires connect the GOA circuit with the source electrode IC. The GOA circuit transmits a GOA signal, and the GOA signal comprises a cascade signal and a non-cascade signal. The PLG wires comprise a first PLG wire group and at least one second PLG wire group, the first PLG wire group transmits the cascade signal, the second PLG wire group transmits the non-cascade signal, a line width of the first PLG wire group is smaller than that of the second PLG wire group, and the first PLG wire group is located at a side of the second PLG wire group distal to an active area of the base substrate.
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公开(公告)号：US20210335201A1
公开(公告)日：2021-10-28
申请号：US16613643
申请日：2019-04-19
Inventor： Zhidong YUAN , Can YUAN , Haixia XU , Meng LI
IPC: G09G3/20 , G09G3/3225
Abstract: The present disclosure provides a driving unit, a driving method thereof, a gate driving circuit, and a display substrate. The driving unit includes: a shift register including a pull-up node, a pull-down node and a driving signal output terminal; and a first output circuit including a first control sub-circuit, a second control sub-circuit, an output sub-circuit, and a first signal output terminal; the first control sub-circuit and the output sub-circuit are coupled at a first node, and the first control sub-circuit, the second control sub-circuit and the output sub-circuit are coupled at a second node.
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39.发明申请公开(公告)号：US20210335200A1
公开(公告)日：2021-10-28
申请号：US16611295
申请日：2019-01-16
Inventor： Zhidong YUAN , Yongqian LI , Can YUAN , Meng LI
IPC: G09G3/20 , H03K19/0185 , H03K19/20
Abstract: An OR logic operation circuit and a driving method, a shift register unit, a gate drive circuit, and a display device are provided. The OR logic operation circuit includes: a first inverter, a second inverter, a first control circuit, and a second control circuit. The first inverter is configured to invert a first control signal, which is received, to output a second control signal; the second inverter is configured to invert a third control signal received to output a fourth control signal; the first control circuit is configured to perform first control on a first node and the output terminal to achieve an OR operation and output a first level of an output signal at the output terminal; and the second control circuit is configured to perform second control on the first node and the output terminal to output a second level of the output signal at the output terminal.
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公开(公告)号：US20210257393A1
公开(公告)日：2021-08-19
申请号：US16097875
申请日：2018-03-14
Inventor： Can YUAN , Zhenfei CAI , Yongqian LI , Pan XU , Zhidong YUAN , Meng LI , Xuehuan FENG
IPC: H01L27/12 , H01L29/786
Abstract: A thin film transistor structure and a manufacturing method thereof, a circuit structure, a display substrate and a display device are provided. The thin film transistor structure includes: a base plate, and a first thin film transistor and a second thin film transistor stacked on the base plate. The first thin film transistor and the second thin film transistor share a same active layer.
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