Patents by Inventor Tinghua Shang
Tinghua Shang 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: 11723249Abstract: An array substrate is provided. A first virtual line and a second virtual line respectively cross over a first voltage supply line, a second voltage supply line, and a third voltage supply line. The first voltage supply line, the second voltage supply line, and the third voltage supply line respectively include a first voltage supply line portion, a second voltage supply line portion, and a third voltage supply line portion, respectively between the first virtual line and the second virtual line. An orthographic projection of a third anode of a third light emitting element on a base substrate completely covers an orthographic projection of the third voltage supply line portion on the base substrate. The third voltage supply line portion has a line width greater than a line width of the first voltage supply line portion, and greater than a line width of the second voltage supply line portion.Type: GrantFiled: December 25, 2020Date of Patent: August 8, 2023Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Tinghua Shang, Huijuan Yang, Tingliang Liu, Yi Zhang, Hao Zhang, Lulu Yang, Yang Zhou, Xiaofeng Jiang
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Patent number: 11706958Abstract: A display panel is provided. The display panel includes a display part; and a fanout part. The display part includes a plurality of pixel driving circuits. The fanout part includes a bendable portion and a multiplexer. The display panel includes a plurality of first signal lines extending through the bendable portion, and connecting the plurality of pixel driving circuits to the multiplexer. A direct current supply line extending through the bendable portion and electrically connected to the plurality of pixel driving circuits. A portion of the direct current supply line is between the multiplexer and the bendable portion and crosses over the plurality of first signal lines.Type: GrantFiled: December 17, 2019Date of Patent: July 18, 2023Assignees: BOE Technology Group Co., Ltd., Chengdu BOE Optoelectronics Technology Co., Ltd.Inventors: Haigang Qing, Tinghua Shang, Pengfei Yu
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Patent number: 11699396Abstract: A display substrate and a display device are provided. A sub-pixel in the display substrate includes a light emitting element and a pixel circuit; the light emitting element includes a first electrode, a light emitting layer and a second electrode; the pixel circuit includes a driving transistor and a storage capacitor. The sub-pixel includes a first color sub-pixel pair which includes a first pixel block and a second pixel block. In a same first color sub-pixel pair, an overlapping situation, of orthographic projections of the second electrode of one first pixel block and a gate electrode of the driving transistor of the one first pixel block on the base substrate, is the same as an overlapping situation, of orthographic projections of the second electrode of one second pixel block and a gate electrode of the driving transistor of the one second pixel block on the base substrate.Type: GrantFiled: May 31, 2022Date of Patent: July 11, 2023Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Tinghua Shang, Yang Zhou, Haigang Qing, Linhong Han, Ling Shi, Yao Huang
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Publication number: 20230200155Abstract: Embodiments of this disclosure provide a display substrate and a display device. The display substrate includes: sub-pixels located on a base substrate; a first conductive layer located on one side of the base substrate, and including signal lines sequentially disposed in a first direction and extending towards a second direction, and signal line bulges and anode adaptor parts located on the same side of the signal line and disposed alternately; and anodes located between the first conductive layer and a pixel defining layer. Each anode includes an effective part exposed by a corresponding sub-pixel opening, the effective parts of at least part of the sub-pixels have overlapping regions with the signal line bulges and the anode adaptor parts in the second direction, and the second direction is perpendicular to the first direction.Type: ApplicationFiled: August 31, 2020Publication date: June 22, 2023Inventors: Tinghua SHANG, Yi ZHANG, Haigang QING, Pengfei YU, Yang ZHOU
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Publication number: 20230189595Abstract: A display substrate and a pixel driving circuit, the display substrate includes: a base substrate; a first conductive layer on the base substrate, the first conductive layer including a first signal line, a second signal line, and an additional pad layer spaced apart from each other; and a first electrode on a side of the first conductive layer away from the base substrate, where an orthographic projection of the first electrode on the base substrate and an orthographic projection of the additional pad layer on the base substrate have a second overlapping region, and the first conductive layer further includes a first electrical connection portion, and an orthographic projection of the first electrical connection portion on the base substrate does not overlap an orthographic projection of the second overlapping region on the base substrate.Type: ApplicationFiled: February 8, 2023Publication date: June 15, 2023Inventors: Huijuan Yang, Tingliang Liu, Tinghua Shang, Dan Cao, Yu Wang
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Publication number: 20230180589Abstract: A display module (10) includes: a display panel (12) and a circuit board (14) coupled to the display panel (12). The display panel (12) includes a driving chip (122) and a display unit (124); and the circuit board (14) includes a first filter element (142), wherein the first filter element (142) is coupled to the driving chip (122) and the display unit (124), and a direct current signal output by the driving chip (122) is filtered by the first filter element (142) and then transmitted to the display unit (124). The present disclosure also provides a display apparatus (1100).Type: ApplicationFiled: June 19, 2020Publication date: June 8, 2023Inventors: Yu WANG, Yi ZHANG, Tingliang LIU, Tinghua SHANG, Huijuan YANG, Yang ZHOU, Pengfei YU, Linhong HAN, Hao ZHANG, Xiaofeng JIANG, Huijun LI
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Publication number: 20230172032Abstract: A display panel and a display apparatus. The display panel includes a base layer, a pixel defining layer, red pixels, green pixels, blue pixels, and spacers. The pixel defining layer is on the base layer. The pixel defining layer is formed with a plurality of openings. The red pixels, the green pixels, and the blue pixels are on the base layer. The red pixels, the green pixels, and the blue pixels each are corresponding to one of the openings. The spacers are on the pixel defining layer. The spacers each are between the green pixel and blue pixel adjacent to each other.Type: ApplicationFiled: March 9, 2021Publication date: June 1, 2023Inventors: Lulu YANG, Zhenhua ZHANG, Huijun LI, Tinghua SHANG, Xiaofeng JIANG, Xin ZHANG, Yupeng HE, Hao ZHANG, Yi QU
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Patent number: 11665944Abstract: Embodiments of the present disclosure provide a display panel and a display device. The display panel includes a substrate; a first electrode; a second electrode; an organic light-emitting functional layer; a line scanning drive circuit located in a surrounding area; a first flat layer; a fixed potential signal line located in the surrounding area, wherein the fixed potential signal line includes a first and a second conductive parts; an overlapping area is formed between an orthographic projection of the second conductive part on the substrate and an orthographic projection of the line scanning drive circuit on the substrate; the second conductive part includes a plurality of first through holes; and a conductive connection layer; and the conductive connection layer and the second conductive part at least are in direct contact in the overlapping area between the second conductive part and the line scanning drive circuit.Type: GrantFiled: August 6, 2020Date of Patent: May 30, 2023Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Pengfei Yu, Haigang Qing, Tinghua Shang, Jie Dai, Lu Bai, Chenxing Wan, Qiang Zhang
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Patent number: 11657750Abstract: A display substrate and a display panel are disclosed. The display substrate includes a base substrate having an active area and a peripheral area surrounding the active area; a plurality of sub-pixels, in the active area; a plurality of first pins and a plurality of second pins located in the peripheral area; a plurality of first array test pins located between the plurality of first pins and the plurality of second pins and respectively electrically coupled to a plurality of array test signal lines; and a plurality of second array test pins located between the plurality of first pins and the plurality of second pins and extending in a direction along a boundary of the active area, wherein the plurality of first array test pins are located on at least one side of the plurality of second array test pins in the direction along the boundary of the active area.Type: GrantFiled: July 8, 2020Date of Patent: May 23, 2023Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yu Wang, Yi Zhang, Tingliang Liu, Chang Luo, Tinghua Shang, Huijuan Yang, Yang Zhou, Pengfei Yu, Shun Zhang, Linhong Han, Meng Zhang, Hao Zhang, Xiaofeng Jiang, Huijun Li, Yupeng He, Xin Zhang
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Publication number: 20230157113Abstract: Provided are a display substrate and a manufacturing method therefor, and a display apparatus. The display substrate comprises a pixel region, a plurality of sub-pixels, a plurality of first power lines and a fan-out region. An included angle between a second direction and a first direction ranges from 80° to 100°. At least some of the first power lines extend in the first direction. An outer side of the pixel region is provided with a first side and a second side, which are arranged in the first direction. The fanout region is located on the first side.Type: ApplicationFiled: October 22, 2021Publication date: May 18, 2023Inventors: Yingchang GAO, Tinghua SHANG, Wei ZHANG
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Publication number: 20230157096Abstract: A display substrate has at least two wiring areas, a hole border area surrounding the wiring areas, a display area surrounding the hole border area, at least one through hole area, at least one blind hole area. The blind hole area is light-transmitting. Each through hole area and each blind hole area are both surrounded by a respective wiring area. The display substrate includes a base substrate having a through hole in each through hole area, and a driver circuit layer which includes at least one metal layer located in the display area and the wiring areas, and at least one insulating layer located In the display area, the hold border area, the wiring areas, and the at least one blind hole area. The metal layer Includes a plurality of signal lines arranged to avoid the at least one through hole area and the at least one blind hole area.Type: ApplicationFiled: March 15, 2021Publication date: May 18, 2023Inventors: Yang ZHOU, Yao HUANG, Shun ZHANG, Huijuan YANG, Yupeng HE, Xin ZHANG, Yu WANG, Tinghua SHANG, Yiyang ZHANG
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Publication number: 20230137482Abstract: An array substrate is provided. The array substrate includes a gate line; a data line; a voltage supply line; and a pixel driving circuit. The pixel driving circuit includes a plurality of transistors and a storage capacitor. The storage capacitor includes a first capacitor electrode, a second capacitor electrode, and an insulating layer between the first capacitor electrode and the second capacitor electrode. The second capacitor electrode is electrically connected to the voltage supply line. The second capacitor electrode includes a first portion and a second portion as parts of a first unitary structure in a respective subpixel. The voltage supply line crosses over the first portion by a first crossing-over distance. The data line crosses over the second portion by a second crossing-over distance. The first crossing-over distance is greater than the second crossing-over distance.Type: ApplicationFiled: December 25, 2020Publication date: May 4, 2023Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Siyu Wang, Tinghua Shang, Yi Zhang, Chang Luo, Huijuan Yang, Xiaofeng Jiang, Yongjie Song, Shun Zhang, Lulu Yang
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Publication number: 20230112912Abstract: A display panel is provided. The display panel includes a display part; and a fanout part. The display part includes a plurality of pixel driving circuits. The fanout part includes a bendable portion and a multiplexer. The display panel includes a plurality of first signal lines extending through the bendable portion, and connecting the plurality of pixel driving circuits to the multiplexer. A direct current supply line extending through the bendable portion and electrically connected to the plurality of pixel driving circuits. A portion of the direct current supply line is between the multiplexer and the bendable portion and crosses over the plurality of first signal lines.Type: ApplicationFiled: December 17, 2019Publication date: April 13, 2023Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Haigang Qing, Tinghua Shang, Pengfei Yu
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Patent number: 11581385Abstract: A display substrate, a manufacturing method therefor and a pixel driving circuit, the display substrate includes: a base substrate; a first conductive layer, which includes a first signal line, a second signal line, and an additional pad layer, on the base substrate; a pixel defining layer on the first conductive layer and having an opening; and an electroluminescent material layer in the opening and including a first end portion and a second end portion, an orthographic projection of the first end portion on the base substrate falls within that of the first signal line, an orthographic projection of the second end portion on the base substrate falls within that of the additional pad layer, and the orthographic projections of the first end portion and the second end portion are respectively located on both sides of an orthographic projection of the second signal line on the base substrate.Type: GrantFiled: March 20, 2020Date of Patent: February 14, 2023Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Huijuan Yang, Tingliang Liu, Tinghua Shang, Dan Cao, Yu Wang
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Patent number: 11574567Abstract: A display panel includes a plurality of sub-pixels and a plurality of data lines, and a detection circuit. The data lines include at least one first data line. The detection circuit includes a first detection signal line, a detection control signal line, and at least one first switch. The first detection signal line and the detection control signal line detour along an edge of the active area. The first detection signal line is configured to transmit a detection signal, and the detection control signal line is configured to transmit a detection control signal. The first switch is electrically connected to the first detection signal line, the detection control signal line, and the at least one first data line, and is configured to close a line between the first detection signal line and the first data line, in response to the detection control signal.Type: GrantFiled: May 28, 2021Date of Patent: February 7, 2023Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yu Wang, Yi Zhang, Tingliang Liu, Shun Zhang, Tinghua Shang, Huijuan Yang, Pengfei Yu, Yang Zhou, Linhong Han, Xiaofeng Jiang, Hao Zhang, Huijun Li
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Publication number: 20230006019Abstract: A display substrate and a display device are provided. In the display substrate, the plurality anodes includes a first anode, a second anode, a third anode, and a fourth anode, the second planarization layer includes a first via hole, a second via hole, a third via hole and a fourth via hole, the first via hole is located between the first virtual straight line and a second virtual straight line passing through an center of the effective light emitting region of the light emitting element corresponding to the first anode and extending along the first direction, the first via hole is located at a side of a bisector line, extending along a second direction, of the effective light emitting region of the light emitting element corresponding to the first anode, the second direction intersects with the first direction.Type: ApplicationFiled: September 8, 2022Publication date: January 5, 2023Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Siyu WANG, Mengqi WANG, Shun ZHANG, Jie DAI, Tinghua SHANG
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Publication number: 20220416005Abstract: A display panel and a display device are provided. The display panel includes: a sub-pixel including a pixel circuit and a light-emitting element, the light-emitting element including a first electrode; a first insulating layer, the first electrode being connected with the pixel circuit through a first via hole penetrating the first insulating layer; a pixel definition layer including an opening; the first electrode includes a main body portion and a connecting portion, the main body portion is at least partially overlapped with the opening, the connecting portion is at least partially overlapped with the first via hole, a size of the connecting portion at the first via hole in a first direction is ? to ? of a size of the main body portion in the first direction.Type: ApplicationFiled: October 20, 2020Publication date: December 29, 2022Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yang ZHOU, Yupeng HE, Xin ZHANG, Huijuan YANG, Tinghua SHANG, Yu WANG, Xiaofeng JIANG, Lu BAI, Hao ZHANG
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Publication number: 20220406864Abstract: A display panel has a display region and a non-display region located on a periphery of the display region. The display panel includes: a substrate; a first pixel driving circuit disposed in the display region and including first scanning signal patterns and first active patterns; and a second pixel driving circuit disposed in the non-display region and including second scanning signal patterns and second active patterns. A first scanning signal pattern is coupled to a second scanning signal pattern, and an overlapping area of an orthographic projection of each of at least one first scanning signal pattern on the substrate and orthographic projections of the first active patterns on the substrate is less than an overlapping area of an orthographic projection of each of at least one second scanning signal pattern on the substrate and orthographic projections of the second active patterns on the substrate.Type: ApplicationFiled: June 17, 2021Publication date: December 22, 2022Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Tinghua SHANG, Yi ZHANG, Huijuan YANG, Xiaofeng JIANG, Yang ZHOU
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Publication number: 20220399427Abstract: An array substrate is provided. A first virtual line and a second virtual line respectively cross over a first voltage supply line, a second voltage supply line, and a third voltage supply line. The first voltage supply line, the second voltage supply line, and the third voltage supply line respectively include a first voltage supply line portion, a second voltage supply line portion, and a third voltage supply line portion, respectively between the first virtual line and the second virtual line. An orthographic projection of a third anode of a third light emitting element on a base substrate completely covers an orthographic projection of the third voltage supply line portion on the base substrate. The third voltage supply line portion has a line width greater than a line width of the first voltage supply line portion, and greater than a line width of the second voltage supply line portion.Type: ApplicationFiled: December 25, 2020Publication date: December 15, 2022Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Tinghua Shang, Huijuan Yang, Tingliang Liu, Yi Zhang, Hao Zhang, Lulu Yang, Yang Zhou, Xiaofeng Jiang
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Publication number: 20220384557Abstract: A display apparatus and a method for manufacturing the display apparatus are provided. The display apparatus includes: a flexible panel which includes a display region and a non-display region, where the non-display region includes a bending sub-region and a back sub-region connected to the bending sub-region and arranged opposite to the display region, a multiplexer is arranged in the back sub-region; and a shielding electrode layer located on a side of the multiplexer away from the back sub-region, an orthographic projection of the multiplexer onto a plane where the shielding electrode layer is located being within the shielding electrode layer.Type: ApplicationFiled: February 9, 2021Publication date: December 1, 2022Inventors: Yu WANG, Linhong HAN, Tingliang LIU, Yi ZHANG, Huijuan YANG, Tinghua SHANG, Yang ZHOU, Pengfei YU, Shun ZHANG, Hao ZHANG, Xiaofeng JIANG, Huijun LI