Patents by Inventor Gukhwan SONG
Gukhwan SONG 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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Publication number: 20250120266Abstract: A display substrate and a display device are provided. The display substrate includes a base substrate and a plurality of pixel circuits, the plurality of pixel circuits are arranged on the base substrate in an array, the plurality of pixel circuits include a plurality of active patterns, each of the plurality of active patterns extends along a first direction, the plurality of active patterns are arranged along a second direction, adjacent active patterns are spaced apart from each other in the second direction, and at least one of the plurality of active patterns comprises at least one disconnection position to form a plurality of active sub-patterns independent of each other.Type: ApplicationFiled: May 31, 2022Publication date: April 10, 2025Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Tiaomei ZHANG, Gukhwan SONG, Jianpeng WU, Quanyong GU, Hong YI, Zhengkun LI
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Patent number: 12271546Abstract: A touch control structure is provided. The touch control structure includes a plurality of first mesh electrodes respectively in a plurality of rows and a plurality of second mesh electrodes respectively in a plurality of columns. A respective one of the plurality of second mesh electrodes includes a plurality of second mesh blocks consecutively connected in a respective column. A respective one of the plurality of first mesh electrodes comprises a plurality of first mesh blocks and a plurality of third mesh blocks alternately arranged in a respective row. The respective second mesh block is in a space between a first adjacent third mesh block, a second adjacent third mesh block, a first adjacent first mesh block, a second adjacent first mesh block, a third adjacent first mesh block, and a fourth adjacent first mesh block.Type: GrantFiled: April 9, 2024Date of Patent: April 8, 2025Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Lingran Wang, Yang Yang, Jaeseung Kim, Jun Yan, Zhiliang Jiang, Gukhwan Song
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Publication number: 20250107358Abstract: The present disclosure provides a display substrate and a display device. The display substrate includes: a base substrate, and a compensation signal line and a plurality of sub-pixels on the base substrate. The sub-pixel includes a sub-pixel driving circuit. The sub-pixel driving circuit includes a driving transistor and a compensation structure. The compensation structure is coupled to the corresponding compensation signal line. An orthographic projection of the compensation structure onto the base substrate is located at a side of an orthographic projection of a gate electrode of the driving transistor onto the base substrate.Type: ApplicationFiled: March 10, 2023Publication date: March 27, 2025Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Binyan Wang, Yonglin Guo, Dan Cao, Miao Wang, Cong Liu, Wenhui Gao, Yangpeng Wang, Gukhwan Song
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Publication number: 20250095588Abstract: Provided is a display panel including: a substrate, including a display region and a GOA region at least partially surrounding the display region; a plurality of pixels arranged in arrays, disposed in the display region; a first GOA circuit, disposed in the GOA region, wherein the first GOA circuit includes a plurality of cascaded first GOA units, each of the first GOA units being coupled to at least one row of the pixels and being configured to transmit a gate drive signal to the at least one row of the pixels; and a second GOA circuit, disposed in the GOA region, wherein the second GOA circuit includes a plurality of cascaded second GOA units, each of the second GOA units being coupled to at least one row of the pixels and being configured to transmit a light emission control signal to the at least one row of the pixels.Type: ApplicationFiled: January 29, 2022Publication date: March 20, 2025Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Mengqi WANG, Miao WANG, Jingwen ZHANG, Gukhwan SONG, Haigang QING, Hong YI
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Publication number: 20250095546Abstract: A display substrate, a manufacturing method thereof and a display apparatus are provided.Type: ApplicationFiled: February 21, 2023Publication date: March 20, 2025Inventors: Erjin ZHAO, Ziyang YU, Tiaomei ZHANG, Pan ZHAO, Quanyong GU, Wenbo CHEN, Zhiliang JIANG, Gukhwan SONG, Ming HU
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Publication number: 20250089494Abstract: An array substrate is provided. The array substrate includes a plurality of data lines; a plurality of second fanout connecting lines; and a plurality of first voltage supply lines. In at least one subpixel of the array substrate, an individual data line of the plurality of data lines and an individual second fanout connecting line of the plurality of second fanout connecting lines have a substantial mirror symmetry with respect to an individual first voltage supply fine of the plurality of first voltage supply lines.Type: ApplicationFiled: February 28, 2023Publication date: March 13, 2025Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Yonglin Guo, Gukhwan Song, Ming Hu, Miao Wang, Wenhui Gao, Cong Liu, Binyan Wang, Youngjang Lee, Dan Cao, Jingwen Zhang
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Patent number: 12236858Abstract: A display substrate and a display apparatus are disclosed. The display substrate includes: a base substrate including a first and second display regions; a light transmittance of the first display region is greater than that of the second display region; first sub-pixels in the first display region. At least one first sub-pixel includes a first pixel circuit and a first light emitting device; the first pixel circuit includes a storage capacitor and a driving transistor; and a data writing sub-circuit configured to write a data voltage signal to a gate electrode of the driving transistor in response to a first and second scan signals; a reset sub-circuit configured to provide an initialization voltage signal to a first electrode of the first light emitting device in response to the second scan signal; and a luminescent control sub-circuit configured to transmit a driving current to the first light emitting device.Type: GrantFiled: September 28, 2021Date of Patent: February 25, 2025Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jingwen Zhang, Ziyang Yu, Yunsheng Xiao, Gukhwan Song, Cong Fan, Xiangdan Dong
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Publication number: 20250053271Abstract: A touch panel includes: a base substrate having at least two mounting holes, and a touch function layer including first and second touch units. Each first touch unit includes first touch electrodes located in a same layer, and each second touch unit includes second touch electrodes located in a same layer and insulated from the first touch electrodes. The touch function layer is hollowed out at positions corresponding to the at least two mounting holes and has a gap region at a position corresponding to a region between two adjacent mounting holes. In a first touch unit, first touch electrodes located in the gap region serve as a first gap electrode and a second gap electrode. In a second touch unit, second touch electrodes located in the gap region serve as a third gap electrode located between the first and second gap electrodes and a fourth gap electrode.Type: ApplicationFiled: October 30, 2024Publication date: February 13, 2025Inventors: Lingran Wang, Jun Yan, Wenhui Gao, Gukhwan Song
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Publication number: 20250046253Abstract: A display substrate and a manufacturing method therefor, and a display device are provided. The display substrate includes a drive circuit layer disposed on a substrate, the drive circuit layer includes a plurality of circuit units, at least one circuit unit includes a pixel drive circuit, a first power supply line providing a power supply signal to the pixel drive circuit, a data signal line providing a data signal to the pixel drive circuit, and a data fan-out line connected with the data signal line; at least a portion of the first power supply line, the data signal line, and the data fan-out line extends along a second direction and is arranged at intervals along a first direction, at least a portion of the data fan-out line is disposed between the first power supply line and the data signal line, the first direction intersects with the second direction.Type: ApplicationFiled: October 26, 2024Publication date: February 6, 2025Inventors: Shilong WANG, Haigang QING, Ziyang YU, Yunsheng XIAO, Gukhwan SONG, Zhiliang JIANG, Ming HU
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Publication number: 20250046244Abstract: An array substrate is provided. The array substrate includes a plurality of first subpixels in a first region and a plurality of second subpixels in a second region. The plurality of first subpixels include a plurality of first pixel driving circuits. The plurality of second subpixels include a plurality of second pixel driving circuits. A respective first pixel driving circuit of the plurality of first pixel driving circuits includes a smaller number of transistors than a respective second pixel driving circuit of the plurality of second pixel driving circuits. The first region has a light transmittance higher than the second region, and a subpixel density same as the second region.Type: ApplicationFiled: February 28, 2023Publication date: February 6, 2025Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Ziyang Yu, Haigang Qing, Jingwen Zhang, Gukhwan Song, Zhiliang Jiang
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Publication number: 20250031526Abstract: A display substrate and a display apparatus are provided. The display substrate includes sub-pixels, a pixel defining pattern, and a defining structure. The sub-pixel includes a light-emitting functional layer. The pixel defining pattern includes first openings and second openings, a portion in the defining structure exposed by the second opening is configured to isolate the light-emitting functional layer. The sub-pixels include a first sub-pixel and a second sub-pixel, a turn-on voltage of the first sub-pixel is higher than that of the second sub-pixel; the defining structure includes a first defining structure surrounding the second sub-pixel and a second defining structure surrounding the second sub-pixel; the first defining structure is not exposed by the second opening; or a proportion of the first defining structure exposed by the second opening is less than a proportion of the second defining structure exposed by the second opening.Type: ApplicationFiled: April 25, 2023Publication date: January 23, 2025Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.Inventors: Wei ZHANG, Ming HU, Haijun QIU, Xiangdan DONG, Yi ZHANG, Zhiliang JIANG, Rui WANG, Taofeng XIE, Hai ZHENG, Fengli JI, Haigang QING, Gukhwan SONG, Tingliang LIU, Yu WANG, Cong FAN
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Publication number: 20250022415Abstract: A display substrate and a display device. The display substrate includes a base substrate and a plurality of sub-pixels arranged on the base substrate. A plurality of sub-pixel driving circuitries in the plurality of sub-pixels is arranged in columns, the columns of sub-pixel driving circuitries are divided into a plurality of column units, and each column unit includes at least two adjacent columns of sub-pixel driving circuitries. The display substrate further includes a first initialization signal transmission layer including a first initialization bus and a plurality of first initialization branches. The first initialization branch includes a first branch body member and a plurality of first branch extending members. The first branch body member is coupled to the sub-pixel driving circuitries in a corresponding column unit through the plurality of first branch extending members.Type: ApplicationFiled: May 30, 2023Publication date: January 16, 2025Inventors: Dan CAO, Wenhui GAO, Miao WANG, Cong LIU, Binyan WANG, Jingwen ZHANG, Yonglin GUO, Gukhwan SONG, Zhen LIU
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Patent number: 12170059Abstract: A display substrate and a manufacturing method therefor, and a display device are provided in the present disclosure. The display substrate includes a drive circuit layer disposed on a substrate, the drive circuit layer includes a plurality of circuit units, at least one circuit unit of the plurality of circuit units includes a pixel drive circuit, a first power supply line providing a power supply signal to the pixel drive circuit, a data signal line providing a data signal to the pixel drive circuit, and a data fan-out line connected with the data signal line; at least a portion of the first power supply line, the data signal line, and the data fan-out line extends along a second direction and is arranged at intervals along a first direction.Type: GrantFiled: July 19, 2021Date of Patent: December 17, 2024Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Shilong Wang, Haigang Qing, Ziyang Yu, Yunsheng Xiao, Gukhwan Song, Zhiliang Jiang, Ming Hu
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Publication number: 20240407241Abstract: A display substrate, comprising: a base, a circuit structure layer, a light-transmitting structure layer, and a light-emitting structure layer. The circuit structure layer is located in a second region and comprises a plurality of first pixel circuits. The light-transmitting structure layer is located in a first region and comprises a shielding layer and at least one connecting layer. Orthographic projections of the shielding layer and of at least one connecting layer at least partially overlap on the base. The at least one connecting layer comprises a plurality of first connecting lines, at least one first connecting line extending from the first region to the second region. The light-emitting structure layer comprises a plurality of first light-emitting elements located in the first region. At least one first light-emitting element is electrically connected to at least one first pixel circuit by means of at least one first connecting line.Type: ApplicationFiled: August 15, 2023Publication date: December 5, 2024Inventors: Youngyik KO, Chi YU, Benlian WANG, Gukhwan SONG, Ge WANG, Zhiliang JIANG, Ming HU
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Publication number: 20240407212Abstract: A display panel and a display device are provided. The display panel includes a display area and a non-display area on a side of the display area. The non-display area includes a bending area, a bonding area, and a wiring area between the bending area and the bonding area. The display panel includes: a base substrate and a touch structure on the base substrate. The touch structure includes a touch lead led out from the display area and extending to the bonding area. The touch lead includes a first lead in the bending area and a second lead in the wiring area. The first lead and the second lead are electrically connected and located in different metal layers. The second lead is made of a single-layer metal wire.Type: ApplicationFiled: June 21, 2023Publication date: December 5, 2024Inventors: Kemeng TONG, Jun YAN, Fan HE, Xiangdan DONG, Ansu LEE, Mengmeng DU, Tingliang LIU, Wei ZHANG, Haijun QIU, Ming HU, Yongliang ZHAO, Zhiliang JIANG, Gukhwan SONG, Rui WANG, Taofeng XIE, Hai ZHENG, Yi ZHANG, Fengli JI, Haigang QING, Zhenglong YAN
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Publication number: 20240373686Abstract: A display panel and a display device, where the display panel includes a pixel driving circuit, the pixel driving circuit includes a transistor, the display panel further includes: a base substrate, a first active layer, and a shielding layer; the first active layer is located on a side of the base substrate, and at least part of structure of the first active layer is configured to form a channel region of the transistor; the shielding layer is located between the base substrate and the first active layer, and the shielding layer is a conductive layer; the shielding layer includes more than one shielding part independently arranged, and at least partially different shielding parts are configured to receive different signals.Type: ApplicationFiled: May 31, 2022Publication date: November 7, 2024Inventors: Tiaomei ZHANG, Gukhwan SONG, Yuanjie XU, Juntao CHEN
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Publication number: 20240274613Abstract: An array substrate is provided. The array substrate includes a plurality of first reset signal lines configured to provide a plurality of first reset signals, a plurality of second reset signal lines configured to provide a plurality of second reset signals, a plurality of third reset signal lines, and a plurality of first connecting lines. A respective first reset signal line is connected to a row of first connecting lines, which in turn are connected to source electrodes of first reset transistors in a row of subpixels, respectively. The plurality of second reset signal lines and the plurality of third reset signal lines form an interconnected reset signal supply network. A respective second reset signal line is connected to one or more of the plurality of third reset signal lines. A respective third reset signal line is connected to one or more of the plurality of second reset signal lines.Type: ApplicationFiled: June 22, 2022Publication date: August 15, 2024Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Tiaomei Zhang, Haigang Qing, Gukhwan Song, Ziyang Yu, Yunsheng Xiao, Quanyong Gu, Mengqi Wang, Zhengkun Li, De Li, Hong Yi, Wenbo Chen, Zhongliu Yang, Shilong Wang, Pan Zhao
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Publication number: 20240256068Abstract: A touch control structure is provided. The touch control structure includes a plurality of first mesh electrodes respectively in a plurality of rows and a plurality of second mesh electrodes respectively in a plurality of columns. A respective one of the plurality of second mesh electrodes includes a plurality of second mesh blocks consecutively connected in a respective column. A respective one of the plurality of first mesh electrodes comprises a plurality of first mesh blocks and a plurality of third mesh blocks alternately arranged in a respective row. The respective second mesh block is in a space between a first adjacent third mesh block, a second adjacent third mesh block, a first adjacent first mesh block, a second adjacent first mesh block, a third adjacent first mesh block, and a fourth adjacent first mesh block.Type: ApplicationFiled: April 9, 2024Publication date: August 1, 2024Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Lingran Wang, Yang Yang, Jaeseung Kim, Jun Yan, Zhiliang Jiang, Gukhwan Song
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Publication number: 20240242666Abstract: A display substrate and a display apparatus are disclosed. The display substrate includes: a base substrate including a first and second display regions; a light transmittance of the first display region is greater than that of the second display region; first sub-pixels in the first display region. At least one first sub-pixel includes a first pixel circuit and a first light emitting device; the first pixel circuit includes a storage capacitor and a driving transistor; and a data writing sub-circuit configured to write a data voltage signal to a gate electrode of the driving transistor in response to a first and second scan signals; a reset sub-circuit configured to provide an initialization voltage signal to a first electrode of the first light emitting device in response to the second scan signal; and a luminescent control sub-circuit configured to transmit a driving current to the first light emitting device.Type: ApplicationFiled: September 28, 2021Publication date: July 18, 2024Inventors: Jingwen ZHANG, Ziyang YU, Yunsheng XIAO, Gukhwan SONG, Cong FAN, Xiangdan DONG
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Publication number: 20240212597Abstract: A display substrate and a manufacturing method therefor, and a display device are provided in the present disclosure. The display substrate includes a drive circuit layer disposed on a substrate, the drive circuit layer includes a plurality of circuit units, at least one circuit unit of the plurality of circuit units includes a pixel drive circuit, a first power supply line providing a power supply signal to the pixel drive circuit, a data signal line providing a data signal to the pixel drive circuit, and a data fan-out line connected with the data signal line; at least a portion of the first power supply line, the data signal line, and the data fan-out line extends along a second direction and is arranged at intervals along a first direction.Type: ApplicationFiled: July 19, 2021Publication date: June 27, 2024Inventors: Shilong WANG, Haigang QING, Ziyang YU, Yunsheng XIAO, Gukhwan SONG, Zhiliang JIANG, Ming HU