Patents by Inventor Cuili GAI
Cuili GAI has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11967620Abstract: Embodiments of the present disclosure provide a thin film transistor, a method of manufacturing the same, and a display device. The thin film transistor includes a metal conductive pattern layer, an interlayer insulating layer, and a metal oxide layer; and the metal conductive pattern layer includes: a light shielding pattern, a source signal line, and/or a drain signal line; the metal oxide layer includes: a source electrode, a drain electrode, and an active layer. An orthographic projection of the active layer on the base substrate has an overlapping region with that of the light shielding pattern; the source electrode extends through the interlayer insulating layer to connect to the source signal line, and/or the drain electrode extends through the interlayer insulating layer to connect to the drain signal line.Type: GrantFiled: February 28, 2022Date of Patent: April 23, 2024Assignee: BOE Technology Group Co., Ltd.Inventors: Pan Xu, Yicheng Lin, Cuili Gai, Ling Wang, Yongqian Li
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Patent number: 11893922Abstract: A shift register, a gate drive circuit and a display panel. The shift register includes: a first input module, a second input module, a first output module, a second output module, a first output control module and a second output control module, the first input module is configured to control the potential of a first node according to a first start signal and a first clock signal; the second input module is configured to control the potential of a second node according to a second start signal and the first clock signal; the first output control module is configured to control the potential of the second node; the first output module is configured to transmit a first potential signal or a second potential signal to a first output terminal of the shift register according to the potential of the first node and the potential of the second node.Type: GrantFiled: June 22, 2023Date of Patent: February 6, 2024Assignee: YUNGU (GU'AN) TECHNOLOGY CO., LTD.Inventors: Enqing Guo, Cuili Gai, Ling Wang, Junfeng Li
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Publication number: 20240040876Abstract: A display panel has a display area and a bezel area. The bezel area includes a first bezel area and a second bezel area that are located on opposite sides of the display area. The display panel includes a cathode, a power supply connection portion, and at least one bonding connection portion. The cathode is disposed in the display area and the bezel area. The power supply connection portion includes a first connection portion and a second connection portion. The first connection portion is connected to the cathode in the first bezel area, the second connection portion is connected to the cathode in the second bezel area, and the first connection portion and the second connection portion supply power to the cathode. The bonding connection portion is located in the first bezel area, and connects the first connection portion and the second connection portion.Type: ApplicationFiled: October 12, 2023Publication date: February 1, 2024Applicant: Yungu (Gu’an) Technology Co., Ltd.Inventors: Cuili GAI, Enqing GUO, Junfeng LI, Rubo XING
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Patent number: 11869402Abstract: Provided are a pixel circuit and a display panel thereof. The pixel circuit includes: a drive module, a data write module, an initialization module, a light emission control module and a light emission module, where the initialization module is electrically connected to a control terminal of the drive module and configured to write an initialization voltage to the control terminal of the drive module at an initialization stage, the light emission control module, the drive module and the light emission module are connected in series to form a driving branch, and the light emission control module is configured to be turned on at a light emission stage under a control of a first light emission control signal and under a control of a second light emission control signal so that the driving branch is turned on.Type: GrantFiled: November 18, 2022Date of Patent: January 9, 2024Assignee: Hefei Visionox Technology Co., Ltd.Inventors: Cuili Gai, Junfeng Li, Ling Wang, Enqing Guo
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Patent number: 11854459Abstract: A method for driving a pixel circuit. The pixel circuit includes a drive transistor. The method includes: acquiring a theoretical threshold voltage of the drive transistor and actual threshold voltages of the drive transistor at a plurality of different gray levels; determining compensation data voltages of the drive transistor at the plurality of different gray levels according to the theoretical threshold voltage of the drive transistor and the actual threshold voltages of the drive transistor at the plurality of different gray levels; and driving the pixel circuit emit light according to the compensation data voltages of the drive transistor at the plurality of different gray levels.Type: GrantFiled: November 16, 2022Date of Patent: December 26, 2023Assignee: YUNGU (GU'AN) TECHNOLOGY CO., LTD.Inventors: Ling Wang, Cuili Gai, Lei Mi
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Publication number: 20230410744Abstract: A pixel circuit, a driving method therefor, and a display panel. The pixel circuit includes a drive module, a data write module, a compensation module, a current leakage suppression module, and a first storage module. A first terminal of the compensation module is electrically connected to a second terminal of the drive module. The control terminal of the compensation module accesses a first light emission control signal. A first terminal of the current leakage suppression module is electrically connected to the control terminal of the drive module. A second terminal of the current leakage suppression module is electrically connected to a second terminal of the compensation module. The control terminal of the current leakage suppression module accesses the first light emission control signal. A first terminal of the first storage module is electrically connected to the second terminal of the compensation module.Type: ApplicationFiled: August 31, 2023Publication date: December 21, 2023Applicant: YUNGU (GU’AN) TECHNOLOGY CO., LTD.Inventors: Enqing GUO, Kangguan PAN, Cuili GAI, Fa-Hsyang CHEN, Rubo XING, Gang WANG, Junfeng LI
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Publication number: 20230410729Abstract: A pixel circuit, a driving method of a pixel circuit, and a display panel. The pixel circuit includes an initialization module, a first storage module, a second storage module, a drive module, a data write module, a first light-emitting control module and a light-emitting module. The first light-emitting control module is connected between a first power supply and a first terminal of the drive module, the data write module is connected between a control terminal of the drive module and a data line, the light-emitting module is connected between a second terminal of the drive module and a second power supply, and the initialization module is configured to write an initialization voltage to the control terminal of the drive module and the light-emitting module in an initialization stage, and continuously write the initialization voltage to the control terminal of the drive module in a compensation stage.Type: ApplicationFiled: August 31, 2023Publication date: December 21, 2023Applicant: KUNSHAN GO-VISIONOX OPTO-ELECTRONICS CO., LTDInventors: Cuili GAI, Junfeng LI, Rubo XING, Enqing GUO, Kangguan PAN
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Publication number: 20230410745Abstract: A pixel circuit, a driving method thereof, and a display panel. The pixel circuit includes a drive module, a data write module, an auxiliary module, a compensation module, a storage module, a coupling module, and a light-emitting module. The data write module is configured to write a data-voltage-related voltage to a control terminal of the drive module through the auxiliary module . The compensation module is connected between a first terminal of the drive module and the control terminal of the drive module and is configured to compensate for the threshold voltage of the drive module. The coupling module is connected to the compensation module and is configured to adjust the voltage at the control terminal of the drive module according to a received jump voltage by using the compensation module. The storage module is connected to the control terminal of the drive module.Type: ApplicationFiled: August 31, 2023Publication date: December 21, 2023Applicant: YUNGU (GU'AN) TECHNOLOGY CO., LTD.Inventors: Enqing GUO, Cuili GAI, Junfeng LI, Fa-Hsyang CHEN, Kangguan PAN, Rubo XING
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Publication number: 20230354654Abstract: A display panel, a display apparatus and a method for preparing the display apparatus. The display panel includes: a fingerprint recognition region; a display region arranged as at least partially surrounding the fingerprint recognition region; an active layer arranged on a side of the substrate and comprising a plurality of active units distributed in an array on the substrate; and a light blocking layer arranged on a side of the active layer facing the substrate and arranged in the fingerprint recognition region. The light blocking layer includes a plurality of light blocking units, and along a direction perpendicular to the display panel, orthographic projections of the plurality of light blocking units on the substrate cover orthographic projections of the plurality of active units on the substrate.Type: ApplicationFiled: June 28, 2023Publication date: November 2, 2023Applicant: KunShan Go-Visionox Opto-Electronics Co., LtdInventors: Fa-Hsyang CHEN, Cuili GAI, Yinghai MA, Zidong GUO, Xuyang ZHANG, Junfeng LI
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Publication number: 20230351966Abstract: A pixel circuit, a driving method, and a display panel. The pixel circuit includes a driving module, a data write module, a first compensation module, a second compensation module, a light-emitting module, a storage module, and a coupling module. The data write module is configured to write a voltage related to a data voltage to a control terminal of the driving module. The driving module is configured to provide a drive signal for the light-emitting module according to the voltage of the control terminal to drive the light-emitting module to emit light. A first terminal of the second compensation module is connected to the control terminal of the driving module, a second terminal of the second compensation module is connected to a first terminal of the first compensation module, and a second terminal of the first compensation module is connected to a first terminal of the driving module.Type: ApplicationFiled: July 11, 2023Publication date: November 2, 2023Applicant: YUNGU (GU'AN) TECHNOLOGY CO., LTD.Inventors: Enqing GUO, Cuili GAI, Kangguan PAN, Junfeng LI, Rubo XING, Fa-Hsyang CHEN
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Publication number: 20230343294Abstract: A pixel circuit, a driving method for a pixel circuit, and a display panel. The pixel circuit includes a drive module, a data write module, a first compensation module, a second compensation module, a light-emitting module, a storage module and a coupling module. The data write module is configured to write a voltage related to a data voltage to a control terminal of the drive module. The drive module is configured to provide a drive signal to the light-emitting module according to the voltage of the control terminal to drive the light-emitting module to emit light. A first terminal of the second compensation module is connected to the control terminal of the drive module, a second terminal of the second compensation module is connected to a first terminal of the first compensation module.Type: ApplicationFiled: June 30, 2023Publication date: October 26, 2023Applicant: YUNGU (GU’AN) TECHNOLOGY CO., LTD.Inventors: Enqing GUO, Cuili GAI, Kangguan PAN, Junfeng LI, Rubo XING
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Publication number: 20230343794Abstract: An array substrate, a display panel and a display device. The array substrate includes: a hole area and a display area which is partially surrounding the hole area; a plurality of first signal lines located in the display area and including a plurality of first category signal lines and a plurality of second category signal lines; a plurality of first connection signal lines, each of which includes a first connection section, a second connection section and a third connection section that are connected sequentially; and a plurality of first compensation signal lines located in the display area and extending in the second direction, wherein at least a portion of the plurality first compensation signal lines is located on the extension of the first connection signal lines in the second direction.Type: ApplicationFiled: June 21, 2023Publication date: October 26, 2023Applicant: Hefei Visionox Technology Co., Ltd.Inventors: Hongqing FENG, Hongrui LI, Lei MI, Xiangtao ZENG, Cuili GAI, Liwei DING
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Publication number: 20230343293Abstract: A pixel circuit, a display panel and a display device. A light-emitting control module of the pixel circuit is configured to control, based on a signal on a light-emitting control signal line, a light-emitting module to emit light according to a drive current output by a drive module. A first initialization module is configured to write an initialization voltage to a control terminal of the drive module according to a signal on a first scanning line. A first terminal of a compensation module is connected to a first terminal of the drive module, a second terminal of the compensation module is connected to the control terminal of the drive module through a leakage suppression module, and the compensation module is configured to perform threshold compensation for the drive module according to a signal on a second scanning line.Type: ApplicationFiled: June 27, 2023Publication date: October 26, 2023Applicant: Yungu (Gu’an) Technology Co., Ltd.Inventors: Cuili GAI, Enqing GUO, Kangguan PAN, Junfeng LI, Rubo XING, Fa-Hsyang CHEN
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Publication number: 20230335059Abstract: A display panel and a method for adjusting brightness thereof, and a display apparatus. The display panel includes a first and a second display area. A pixel density of the first display area is less than a pixel density of the second display area. The display panel includes a power supply unit including a power supply output terminal; first power supply lines electrically connected to sub-pixels of the first display area; second power supply lines electrically connected to sub-pixels of the second display area; and a voltage adjusting unit. First ends of the second power supply lines are electrically connected to the power supply output terminal, second ends of the second power supply lines are electrically connected to the first power supply lines via the voltage adjusting unit, and the voltage adjusting unit is configured to adjust a voltage on the first power supply lines.Type: ApplicationFiled: June 27, 2023Publication date: October 19, 2023Applicant: Hefei Visionox Technology Co., Ltd.Inventors: Lei MI, Ling WANG, Cuili GAI
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Publication number: 20230335030Abstract: A shift register, a gate drive circuit and a display panel. The shift register includes: a first input module, a second input module, a first output module, a second output module, a first output control module and a second output control module, the first input module is configured to control the potential of a first node according to a first start signal and a first clock signal; the second input module is configured to control the potential of a second node according to a second start signal and the first clock signal; the first output control module is configured to control the potential of the second node; the first output module is configured to transmit a first potential signal or a second potential signal to a first output terminal of the shift register according to the potential of the first node and the potential of the second node.Type: ApplicationFiled: June 22, 2023Publication date: October 19, 2023Applicant: YUNGU (GU’AN) TECHNOLOGY CO., LTD.Inventors: Enqing GUO, Cuili GAI, Ling WANG, Junfeng LI
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Publication number: 20230309218Abstract: A display panel includes: a substrate; a plurality of pixel units arranged in an array along a first direction and a second direction intersecting each other, each of the pixel units includes N sub-pixels; and a plurality of pixel circuit units, each of the pixel circuit units includes N pixel circuits, each of the pixel circuit units is provided with at least one arrangement unit, and in the arrangement unit, M pixel circuits are arranged adjacently in sequence, in which an orthographic projection of the at least one arrangement unit of each of the pixel circuit units on the substrate overlaps an orthographic projection of P sub-pixels of a corresponding one of the pixel units on the substrate, and P is an integer greater than or equal to 1 and less than N.Type: ApplicationFiled: May 26, 2023Publication date: September 28, 2023Applicant: Yungu (Gu’an) Technology Co., Ltd.Inventors: Hongrui LI, Rusheng LIU, Hongqing FENG, Bing ZHANG, Cuili GAI
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Publication number: 20230300976Abstract: A display panel includes: a substrate; a plurality of pixel units arranged on the substrate in an array along a first direction and a second direction intersecting each other, each of the pixel units includes N sub-pixels; and a plurality of pixel circuit units arranged on the substrate, each of the pixel circuit units includes N pixel circuits, each of the pixel circuits is electrically connected to a corresponding one of the sub-pixels, each of the pixel circuit units is provided with at least one arrangement unit, and in the arrangement unit, M pixel circuits are arranged adjacently in sequence, an arrangement direction of the pixel circuits in the arrangement unit includes a first tilted direction which is tilted with respect to both of the first direction and the second direction.Type: ApplicationFiled: May 26, 2023Publication date: September 21, 2023Applicant: Yungu (Gu’an) Technology Co., Ltd.Inventors: Hongrui LI, Rusheng LIU, Hongqing FENG, Cuili GAI, Bing ZHANG
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Publication number: 20230252933Abstract: A shift register, a gate driving circuit, and a display panel. The shift register includes a first input module, a second input module, a first output module, a second output module, a first output control module, and a second output control module, where the first input module is configured to control the potential of a first node according to a first start signal and a first clock signal, the second input module is configured to control the potential of a second node according to a second start signal and the first clock signal, and the second start signal and the first start signal have opposite potentials; the first output module includes a first coupling unit configured to couple the potential of a third node according to the potential of a first output terminal in the case where the potential of the first output terminal jumps.Type: ApplicationFiled: April 13, 2023Publication date: August 10, 2023Applicant: YUNGU (GU’AN) TECHNOLOGY CO., LTD.Inventors: Enqing GUO, Junfeng LI, Cuili GAI, Ling WANG
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Publication number: 20230196993Abstract: A display panel and a display device. The display panel includes at least two controlled modules and a signal wire connected to the at least two controlled modules. The signal wire is configured to receive a drive signal sent by a drive module and transmit the drive signal to the at least two controlled modules. The signal wire includes a first path wire section and a second path wire section. A first end of the first path wire section and a first end of the second path wire section are configured to receive the same drive signal. The first path wire section is configured to sequentially transmit the drive signal to the at least two controlled modules in a first preset sequence. The second path wire section is configured to sequentially transmit the drive signal to the at least two controlled modules in a second preset sequence.Type: ApplicationFiled: February 16, 2023Publication date: June 22, 2023Applicant: YUNGU (GU'AN) TECHNOLOGY CO., LTD.Inventors: Jianjun LU, Cuili GAI
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Publication number: 20230133704Abstract: Provided are a pixel circuit and a display panel thereof. The pixel circuit includes: a drive module, a data write module, an initialization module, a light emission control module and a light emission module, where the initialization module is electrically connected to a control terminal of the drive module and configured to write an initialization voltage to the control terminal of the drive module at an initialization stage, the light emission control module, the drive module and the light emission module are connected in series to form a driving branch, and the light emission control module is configured to be turned on at a light emission stage under a control of a first light emission control signal and under a control of a second light emission control signal so that the driving branch is turned on.Type: ApplicationFiled: November 18, 2022Publication date: May 4, 2023Applicant: HEFEI VISIONOX TECHNOLOGY CO., LTD.Inventors: Cuili GAI, Junfeng LI, Ling WANG, Enqing GUO