Patents by Inventor Qingqing YAN
Qingqing YAN 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: 20250234726Abstract: Provided are a display substrate and a display device. The display substrate includes: a base substrate; a driving circuit layer; a pixel defining layer defining pixel openings for pixels; at least part of a light emitting unit layer is provided in the pixel openings, the light emitting unit layer includes an anode layer near the driving circuit layer, the anode layer includes a first anode region partially located in the pixel openings and a second anode region located outside the pixel openings, and the first anode region and the second anode region of a same pixel are electrically connected; a black matrix layer defining black matrix openings; and a color filter layer. Overlapping regions are formed by orthographic projections of the driving circuit layer and the first anode region on the base substrate, and wires of the driving circuit layer in at least part of the overlapping regions are axisymmetric.Type: ApplicationFiled: March 27, 2023Publication date: July 17, 2025Inventors: Xiangnan Pan, Xiaomin Yuan, Qing He, Qingqing Yan, Chi Yu, Ge Wang, Zhiliang Jiang, Tiaomei Zhang, Ziyang Yu, Fang Fang, Ming Hu, Min Chen
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Patent number: 12356835Abstract: A display panel and a display apparatus. The display panel includes: a base substrate with a display region including a first display region, and the display region has a first frame and a second frame opposite to each other, a through hole, penetrating through the base substrate, wherein a distance between a center of the through hole and the first frame is smaller than a distance between the center of the through hole and the second frame; and a plurality of spacers, located on a side of the base substrate, wherein the first display region includes a region between the through hole and the first frame, and a distribution density of the spacers in the first display region is larger than a distribution density of the spacers between the through hole and the second frame.Type: GrantFiled: March 5, 2021Date of Patent: July 8, 2025Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Ge Wang, Zhiliang Jiang, Xiaomin Yuan, Qingqing Yan, Qing He
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Patent number: 12354558Abstract: A driving circuit includes a driving signal generation circuit, a gating circuit, an output control circuit and an output circuit; the driving signal generation circuit generates and outputs the Nth stage of driving signal; the gating circuit controls to write the gating input signal into the first node; the output control circuit performs a NAND operation on the Nth stage of driving signal and the potential of the second terminal of the output control circuit to obtain a first output signal; the output circuit inverts the first output signal to obtain and provide an output driving signal through the output driving terminal; N is a positive integer.Type: GrantFiled: December 19, 2022Date of Patent: July 8, 2025Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Ziyang Yu, Haijun Qiu, Ming Hu, Zhiliang Jiang, Tianyi Cheng, Jianpeng Wu, Wenbo Chen, Mengqi Wang, Cong Liu, Qian Xu, Qingqing Yan, Pan Zhao, Qing He, Xiangnan Pan, Quanyong Gu
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Patent number: 12340753Abstract: A driving circuit, a driving method, a driving module and a display device are provided. The driving circuit includes a driving signal generation circuit, a gating circuit, an output control circuit, an output circuit, a voltage control circuit and a third control node control circuit. The third control node control circuit is electrically connected to the first node and the third control node respectively, and is configured to control the potential of the third control node according to the potential of the first node.Type: GrantFiled: March 29, 2023Date of Patent: June 24, 2025Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Ziyang Yu, Ming Hu, Zhiliang Jiang, Haijun Qiu, Long Ma, Tianyi Cheng, Jianpeng Wu, Wenbo Chen, Qingqing Yan, Xiangnan Pan, Qing He, Quanyong Gu, Pan Zhao
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Publication number: 20250194372Abstract: A display panel and a display apparatus. The display panel includes: a base substrate with a display region including a first display region, and the display region has a first frame and a second frame opposite to each other; a through hole, penetrating through the base substrate, wherein a distance between a center of the through hole and the first frame is smaller than a distance between the center of the through hole and the second frame; and a plurality of spacers, located on a side of the base substrate, wherein the first display region includes a region between the through hole and the first frame, and a distribution density of the spacers in the first display region is larger than a distribution density of the spacers between the through hole and the second frame.Type: ApplicationFiled: February 20, 2025Publication date: June 12, 2025Inventors: Ge WANG, Zhiliang JIANG, Xiaomin YUAN, Qingqing YAN, Qing HE
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Publication number: 20250133936Abstract: A displaying base board includes an active area and a peripheral region, the peripheral region includes at least a first blocking part and a second blocking part; the peripheral region further includes a first power-supply signal line, and an orthographic projection of the first power-supply signal line on a substrate of the displaying base board has an overlapping part with individually an orthographic projection of the first blocking part on the substrate and an orthographic projection of the second blocking part on the substrate; and the first power-supply signal line is provided with a plurality of openings, and a region enclosed by orthographic projections on the substrate of outer contours of some of the openings falls within a region of the orthographic projection on the substrate of at least one of the first blocking part and the second blocking part.Type: ApplicationFiled: February 28, 2023Publication date: April 24, 2025Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Quanyong Gu, Tiaomei Zhang, Ziyang Yu, Wenbo Chen, Pan Zhao, Mengqi Wang, Erjin Zhao, Xiangnan Pan, Qingqing Yan, Qing He, Zhiliang Jiang
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Publication number: 20250124873Abstract: A driving circuit, a driving method, a driving module and a display device are provided. The driving circuit includes a driving signal generation circuit, a gating circuit, an output control circuit, an output circuit, a voltage control circuit and a third control node control circuit. The third control node control circuit is electrically connected to the first node and the third control node respectively, and is configured to control the potential of the third control node according to the potential of the first node.Type: ApplicationFiled: March 29, 2023Publication date: April 17, 2025Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Ziyang YU, Ming HU, Zhiliang JIANG, Haijun QIU, Long MA, Tianyi CHENG, Jianpeng WU, Wenbo CHEN, Qingqing YAN, Xiangnan PAN, Qing HE, Quanyong GU, Pan ZHAO
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Patent number: 12274119Abstract: Provided are a display substrate and a display device. The display substrate includes a display region and a peripheral region surrounding the display region. The peripheral region includes a first edge extending in a first direction, a second edge extending in a second direction and a transition edge between the first edge and the second edge, and the first direction and the second direction intersect. The display substrate includes a base substrate and an encapsulation layer located on the base substrate, the display substrate further includes multiple through holes, the through holes are located between the base substrate and the encapsulation layer, the through holes include a first through hole located at the transition edge, the first through hole includes first target through holes, and length directions of the first target through holes intersect with the first direction and the second direction.Type: GrantFiled: December 23, 2020Date of Patent: April 8, 2025Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Erjin Zhao, Zhiliang Jiang, Qingqing Yan
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Publication number: 20250098452Abstract: Display substrate, method for manufacturing the same, and display device are disclosed. The display substrate comprises: a base substrate comprising a display region and a peripheral region located at a periphery of the display region, the display region comprises at least two display sub-regions; the display substrate further comprises scanning lines and sub-pixels, wherein the scanning lines comprise first scanning lines comprising at least two scanning line segments independent from each other, and the at least two scanning line segments are located in different display sub-regions; and the sub-pixels are divided into rows of sub-pixels, the rows of sub-pixels comprise a target row of sub-pixels which is divided into at least two sub-pixel groups located in different display sub-regions, and the scanning line segment is coupled to each sub-pixel in a corresponding sub-pixel group belonging to a same display sub-region.Type: ApplicationFiled: February 22, 2023Publication date: March 20, 2025Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Ziyang YU, Ming HU, Zhiliang JIANG, Haijun QIU, Long MA, Tianyi CHENG, Jianpeng WU, Qingqing YAN, Xiangnan PAN, Quanyong GU, Pan ZHAO, Qing HE
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Publication number: 20250087166Abstract: A driving circuit includes a driving signal generation circuit, a gating circuit, an output control circuit and an output circuit; the driving signal generation circuit generates and outputs the Nth stage of driving signal; the gating circuit controls to write the gating input signal into the first node; the output control circuit performs a NAND operation on the Nth stage of driving signal and the potential of the second terminal of the output control circuit to obtain a first output signal; the output circuit inverts the first output signal to obtain and provide an output driving signal through the output driving terminal; N is a positive integer.Type: ApplicationFiled: December 19, 2022Publication date: March 13, 2025Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Ziyang Yu, Haijun Qiu, Ming Hu, Zhiliang Jiang, Tianyi Cheng, Jianpeng Wu, Wenbo Chen, Mengqi Wang, Cong Liu, Qian Xu, Qingqing Yan, Pan Zhao, Qing He, Xiangnan Pan, Quanyong Gu
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Publication number: 20250089474Abstract: Provided is a display panel. The display panel includes: a base substrate having a display region and a peripheral region surrounding the display region; a plurality of pixel units disposed in the display region and including a light-emitting unit; a barrier structure disposed in the peripheral region and surrounding the plurality of pixel units; a connecting structure disposed in the peripheral region; a first insulating layer disposed between the first electrode layer and the base substrate, wherein a via hole is formed in a portion of the first insulating layer in the peripheral region; a circuit structure disposed in the peripheral region and including a first circuit structure; a second insulating layer disposed on a side of the second metal layer; and a third insulating layer disposed on a side of the second insulating layer and including a body pattern.Type: ApplicationFiled: February 28, 2023Publication date: March 13, 2025Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Qing HE, Shilong WANG, Mengqi WANG, Wenbo CHEN, Qingqing YAN, Ge WANG, Zhiliang JIANG, Fang FANG, Xiaomin YUAN
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Publication number: 20250078739Abstract: A driving circuit includes a driving signal generation circuit, a gating circuit, an output control circuit, a voltage control circuit and an output circuit; the driving signal generation circuit generates the Nth stage of driving signal; the gating circuit writes a gating input signal into the first node under the control of a gating control signal; the output control circuit connects the first control node and the second node under the control of a potential of the first node; the voltage control circuit controls a potential of the second node according to the potential of the first node; the output circuit connects the output driving terminal and the first voltage terminal under the control of the potential of the second node, and connects the output driving terminal and the second voltage terminal under the control of the potential of the second control node; N is a positive integer.Type: ApplicationFiled: December 19, 2022Publication date: March 6, 2025Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Ziyang Yu, Haijun Qiu, Ming Hu, Zhiliang Jiang, Tianyi Cheng, Jianpeng Wu, Qingqing Yan, Xiangnan Pan, Qing He, Quanyong Gu, Sifei Ai, Junhao Jing, Xiang Luo
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Patent number: 12189881Abstract: A touch display panel includes: a base substrate, including a display area and a peripheral area on at least one side of the display area; pixel units in the display area, including a pixel driving circuit and a light-emitting element electrically connected to each other; touch electrodes in the display area; a touch wire electrically connected to at least one touch electrode, at least part of which extends to the peripheral area; a touch lead in the peripheral area, where the touch lead and the touch wire are in different conductive layers; and a contact groove in the peripheral area, where the touch wire and the touch lead are in contact in the contact groove, where the touch wire has a first touch wire portion in the contact groove, and the first touch wire portion extends obliquely with respect to an upper surface of the base substrate.Type: GrantFiled: January 3, 2023Date of Patent: January 7, 2025Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Ge Wang, Zhiliang Jiang, Qing He, Xiangnan Pan, Qingqing Yan, Xiaomin Yuan, Zaiyong Long, Min Chen
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Publication number: 20240407195Abstract: The present disclosure relates to a display substrate, a manufacturing method thereof, and a display device. The display substrate includes a flexible substrate, and a TFT driver circuit on the flexible substrate. The TFT driver circuit includes a patterned semiconductor layer on the flexible substrate. The display substrate further includes a shielding layer configured to shield fluoride ions from entering the flexible substrate. The shielding layer is arranged at a same layer as the semiconductor layer, and/or the shielding layer is located between the semiconductor layer and the flexible substrate.Type: ApplicationFiled: August 9, 2023Publication date: December 5, 2024Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Ge Wang, Ming Hu, Zhiliang Jiang, Hong Chen, Yonglin Guo, Xiangnan Pan, Xiaomin Yuan, Chi Yu, Qingqing Yan, Qing He, Min Chen
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Publication number: 20240331643Abstract: A driving circuit, a driving method, a pixel circuit, a display panel and a display device are provided. The driving circuit includes a first switching circuit and a scanning signal generation circuit; the first switching circuit is electrically connected to a first gating control line, at least two data output terminals of a source driver and the scanning signal generation circuit, and is configured to write a data signal provided by the at least two data output terminals into the scanning signal generation circuit under the control of a first gating control signal provided by the first gating control line; the scanning signal generation circuit is configured to generate a scanning signal according to the data signal, and output the scanning signal through the scanning signal output terminal.Type: ApplicationFiled: March 29, 2023Publication date: October 3, 2024Inventors: Ziyang YU, Haijun QIU, Ming HU, Zhiliang JIANG, Qingqing YAN, Quanyong GU, Tianyi CHENG, Jianpeng WU, Tiaomei ZHANG, Wenbo CHEN, Pan ZHAO, Qi WEI, Qian LI
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Publication number: 20240215396Abstract: A display substrate and a display apparatus are provided. The display substrate is formed with a display region. The display substrate includes a base substrate, a light-emitting layer, an encapsulation layer, a touch control layer, a blocking portion, and a first organic layer. The touch control layer is located at a side, of the encapsulation layer, away from the base substrate. The first organic layer is located at a side, of the touch control layer, away from the base substrate, at least covers at least a portion of an edge of the encapsulation layer, and is located outside the bending region. The blocking portion is located at at least one side of the display region and is located at a side, away from the display region, of the edge, away from the display region, of the encapsulation layer.Type: ApplicationFiled: January 3, 2023Publication date: June 27, 2024Inventors: Ge WANG, Zhiliang JIANG, Xiangnan PAN, Qing HE, Xiaomin YUAN, Zaiyong LONG, Qingqing YAN, Min CHEN, Mingfang WANG
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Publication number: 20240180000Abstract: The display substrate comprises: a display area and a peripheral area located on the periphery of the display area, and a blocking dam and at least one blocking column are provided in the peripheral area. The display substrate comprises a base substrate, and a light-emitting structure layer and an encapsulation structure layer provided above the base substrate, the encapsulation structure layer is located on the side of the light-emitting structure layer away from the base substrate, the light-emitting structure layer comprises a cathode, and the encapsulation structure layer comprises an organic encapsulation layer. The at least one blocking column is located between the cathode and the blocking dam, and the orthographic projection of the at least one blocking column on the base substrate is located within the range of the orthographic projection of the organic encapsulation layer on the base substrate.Type: ApplicationFiled: January 18, 2023Publication date: May 30, 2024Inventors: Qing HE, Zhiliang JIANG, Zaiyong LONG, Min CHEN, Ge WANG, Xiaomin YUAN, Qingqing YAN, Xiangnan PAN
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Publication number: 20240152226Abstract: A touch display panel includes: a base substrate, including a display area and a peripheral area on at least one side of the display area; pixel units in the display area, including a pixel driving circuit and a light-emitting element electrically connected to each other; touch electrodes in the display area; a touch wire electrically connected to at least one touch electrode, at least part of which extends to the peripheral area; a touch lead in the peripheral area, where the touch lead and the touch wire are in different conductive layers; and a contact groove in the peripheral area, where the touch wire and the touch lead are in contact in the contact groove, where the touch wire has a first touch wire portion in the contact groove, and the first touch wire portion extends obliquely with respect to an upper surface of the base substrate.Type: ApplicationFiled: January 3, 2023Publication date: May 9, 2024Inventors: Ge Wang, Zhiliang Jiang, Qing He, Xiangnan Pan, Qingqing Yan, Xiaomin Yuan, Zaiyong Long, Min Chen
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Publication number: 20240107830Abstract: A display substrate and a display device are provided. The display substrate includes a base substrate, at least one group of contact pads, a plurality of first light-emitting elements, a plurality of first pixel driving circuits, a plurality of connecting traces, a plurality of data lines and a plurality of leads. The display area includes a first display area and a second display area; the first light-emitting elements are located in the first display area; the first pixel driving circuits are located in the second display area; the leads are located in the first display area and the peripheral area, and connect the data lines and the at least one group of contact pads; orthographic projections of the first light-emitting elements on a substrate surface of the base substrate are at least partly overlapped with orthographic projections of the leads on the substrate surface of the base substrate.Type: ApplicationFiled: April 30, 2021Publication date: March 28, 2024Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Wenbo CHEN, Linhong HAN, Youngyik KO, Qingqing YAN, Qiwei WANG, Hong YI, Yuanjie XU, Zhongliu YANG, Benlian WANG, Ziyang YU, Lili DU, Haigang QING, Weiyun HUANG
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Publication number: 20240081111Abstract: A display substrate and a display device. The display substrate includes a base, an insulating layer, a crack barrier structure, and a signal line. The crack barrier structure is located in a peripheral area, and at least a part of an orthographic projection of the crack barrier structure onto the base extends in an extension direction of a boundary of a display area. The crack barrier structure includes: a groove structure and a blocking portion, the groove structure is in the insulating layer, and a part of the blocking portion is located in the groove structure. The signal line is located at the peripheral area, and includes a top surface facing away from the base, and a side surface located between the top surface and the base, and at least a part of the side surface away from the display area is between the blocking portion and the groove structure.Type: ApplicationFiled: September 28, 2022Publication date: March 7, 2024Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Ge WANG, Zhiliang JIANG, Qingqing YAN, Xiangnan PAN, Qing HE, Xiaomin YUAN, Zaiyong LONG, Min CHEN