Patents Assigned to CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
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Patent number: 12130981Abstract: A display device is provided. The display device has a display area and a non-display area adjacent thereto, an insulating protective layer is provided in the non-display area, and a first gap is provided between the insulating protective layer and the display area. The display device includes: a display substrate including a base substrate and a display structure layer formed thereon; a first conductive line on the display substrate, an orthographic projection of the first gap on the base substrate being coincided with or being within an orthographic projection of the first conductive line on the base substrate, and an extension direction of the first conductive line being the same as an extension direction of the first gap; and a first insulating layer on the first conductive line and provided with a via hole, the via hole being connected to the first conductive line to expose the same.Type: GrantFiled: November 15, 2021Date of Patent: October 29, 2024Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zijian Wang, Xu Lu, Qing Gong, Hongjie Jiang
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Patent number: 12133439Abstract: A display panel includes a substrate, first light-emitting devices located in a first display area, a first driving circuit, second light-emitting devices located in a second display area, and a second driving circuit. The first driving circuit is configured to actively drive the first light-emitting devices to emit light, and includes a plurality of pixel driving circuits and a signal line. The signal line is located in the second display area, and extends along an edge of the second display area. An orthographic projection of the signal line on the substrate and an orthogonal projection of the first display area on the substrate have a gap therebetween. The second driving circuit is configured to passively drive the second light-emitting devices to emit light. An orthographic projection of at least one of the second light-emitting devices on the substrate is overlapped with an orthogonal projection of the gap on the substrate.Type: GrantFiled: October 10, 2023Date of Patent: October 29, 2024Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Ling Shi, Ke Liu, Yipeng Chen, Zhenhua Zhang
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Patent number: 12133438Abstract: A display substrate includes pixel-defining layer and sub-pixels of N colors, wherein N?3. The pixel-defining layer defines a plurality of sub-pixel areas having the sub-pixels arranged in therein; the pixel-defining layer includes a first pixel-defining layer and a second pixel-defining layer; a height of the second pixel-defining layer is smaller than a height of the first pixel-defining layer; and the first pixel-defining layer is configured to separate adjacent sub-pixels of different colors; the second pixel-defining layer is configured to separate adjacent sub-pixels of the same color; and the sub-pixels of N colors include red sub-pixels, blue sub-pixels, and green sub-pixels; the display substrate includes at least one column of sub-pixels, and in the at least one column of sub-pixels, sub-pixels belonging to a same column have a same color; and in a column of sub-pixels of the same color, corresponding light-emitting layers of at least two adjacent sub-pixels are connected.Type: GrantFiled: May 12, 2023Date of Patent: October 29, 2024Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Chuan Peng, Yan Cui, Yu Zhang
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Publication number: 20240357907Abstract: There is provided a display panel and a display device. The display panel includes a display substrate, a first light extraction layer and a second light extraction layer. The display substrate includes a plurality of sub-pixels. The first light extraction layer is arranged on a light exit side of the display substrate. The first light extraction layer includes a plurality of first grooves. An orthographic projection of each of the first grooves on the display substrate covers a corresponding sub-pixel. The second light extraction layer is arranged on a side of the first light extraction layer away from the display substrate and at least partially arranged in the first grooves. A refractive index of the second light extraction layer is greater than a refractive index of the first light extraction layer. The second light extraction layer includes a plurality of second grooves.Type: ApplicationFiled: February 25, 2022Publication date: October 24, 2024Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Yanqiang WANG, Ruoxiang LI, Xiaoyi WANG, Pei LIU
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Publication number: 20240357881Abstract: A display substrate has a primary display region and a secondary display region, and the secondary display region includes an element arrangement region and a transition region. The display substrate includes: a substrate, and a pixel circuit layer and first via holes located on the substrate. The pixel circuit layer includes an active layer and a multi-layer inorganic insulating layer disposed on a side of the active layer away from the substrate. The active layer is located at least in the primary display region and at least partially surrounds the secondary display region. The multi-layer inorganic insulating layer is located at least in the primary display region and the secondary display region. The first via holes are located at least in the transition region, and penetrate at least one layer of the multi-layer inorganic insulating layer.Type: ApplicationFiled: April 27, 2022Publication date: October 24, 2024Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Taofeng XIE, Yuanjie XU, Shuang LI, Yao HUANG, Yue LONG, Jianchang CAI, Binyan WANG, Jing ZHANG
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Publication number: 20240355265Abstract: A display substrate, a method of manufacturing the same and a display substrate. The display substrate includes a plurality of first gate driving circuits and a plurality of second gate driving circuits, a first gate driving signal output by the first gate driving circuit and a second gate driving signal output by the second gate driving circuit have different timing; the first gate driving circuit and the second gate driving circuit share at least one signal line.Type: ApplicationFiled: June 30, 2022Publication date: October 24, 2024Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventor: Miao WANG
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Publication number: 20240357898Abstract: A display panel and a method for manufacturing the same, and a displaying device, which relates to the technical field of displaying. The display panel includes: a displaying substrate, a color light filtering layer disposed at a light exiting side of the displaying substrate. The color light filtering layer includes a first light filtering structure and a second light filtering structure of unequal thicknesses, orthographic projections of the light filtering structures on the displaying substrate cover corresponding positions of the light emitting region, and a surface of the first light filtering structure at one side away from the displaying substrate and a surface of the second light filtering structure at one side away from the displaying substrate are in a same plane.Type: ApplicationFiled: May 25, 2022Publication date: October 24, 2024Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Zhen Li, Yunhao Wang, Ming Yang, Cheng Liu, Jing Chen
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Publication number: 20240353945Abstract: A display panel includes: a pixel driving circuit layer, an anode layer, a light emitting layer, a cathode layer, an encapsulation layer and a touch function layer sequentially disposed on a base substrate. The display panel includes a plurality of light transmitting regions and a plurality of pixel cell regions, a plurality of traces of the pixel driving circuit layer are connected between adjacent pixel cell regions, and there are slits between adjacent traces. An orthographic projection of a wiring of the touch function layer on the base substrate overlaps with that of the slits on the base substrate. The display panel includes a second display region including the plurality of light transmitting regions and the plurality of pixel cell regions and a first display region. The number of pixel cells per unit area in the first display region is greater than that in the second display region.Type: ApplicationFiled: July 3, 2024Publication date: October 24, 2024Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Weiyun Huang, Longhui Xue, Yue Long, Wei Zhang, Xingliang Xiao
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Publication number: 20240357869Abstract: An array substrate is provided. The array substrate includes a second signal line layer including a plurality of signal lines on a base substrate; an anode layer on a side of the second signal line layer away from the base substrate; a pixel definition layer on a side of the anode layer away from the second signal line layer; and a plurality of light transmissive apertures extending through the pixel definition layer, the plurality of light transmissive apertures spaced apart from each other. At least one of the plurality of signal lines includes a first segment extending along a first direction, and a second segment. An orthographic projection of a central line of the first segment extending along the first direction on the base substrate intersects with an orthographic projection of at least one light transmissive aperture of the plurality of light transmissive apertures on the base substrate.Type: ApplicationFiled: July 28, 2022Publication date: October 24, 2024Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Shuo Li, Ling Shi
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Publication number: 20240357878Abstract: The disclosure provides a display substrate and a display device. The display substrate has a plurality of sub-pixels, and includes a base substrate, a light-shielding layer, a pixel driving circuit layer, and a pixel definition layer. The light-shielding layer is disposed on the base substrate, and includes a plurality of first light transmission openings. The pixel driving circuit layer is disposed on the light-shielding layer. The pixel definition layer is disposed on the pixel driving circuit layer, and includes a plurality of sub-pixel openings, each sub-pixel includes a pixel driving circuit disposed in the pixel driving circuit layer and a light-emitting device at least partially disposed in the sub-pixel opening, and orthographic projections of the first light transmission openings on the base substrate are respectively located between orthographic projections of adjacent sub-pixel openings on the base substrate.Type: ApplicationFiled: May 31, 2022Publication date: October 24, 2024Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Hui LU, Zhenglong YAN, Yanyang SHANG, Ling SHI, Ming YANG
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Publication number: 20240357891Abstract: A display substrate, a manufacturing method thereof and a display apparatus are provided. The display region of the display substrate includes an opening, and a first display region and a second display region located at opposite sides of the opening, and the peripheral region includes an opening peripheral region at least partially located in the opening. The display substrate further includes a first wire and a second wire arranged on a same layer; the first wire and the second wire pass through the first display region, the opening peripheral region and the second display region, sequentially; in the opening peripheral region, the first wire includes a first bent portion, the second wire includes a second bent portion, and the first bent portion and the second bent portion are arranged side by side along the first direction.Type: ApplicationFiled: July 2, 2024Publication date: October 24, 2024Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yulong WEI, Zhiwen CHU, Fuqiang YANG
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Publication number: 20240353962Abstract: A display panel includes a base substrate, a driving layer, a pixel layer and a touch layer stacked sequentially. In a peripheral area of the display panel, the driving layer is provided with a touch pin and a touch relay wire connected with the touch pin; the touch layer includes a touch organic layer and a touch metal layer buried in the touch organic layer, and the touch metal layer is formed with a touch channel and a touch wiring connected with the touch channel. The touch organic layer exposes the touch pin, and an end of the touch relay wire away from the touch pin extends between the touch organic layer and the base substrate. The touch wiring does not protrude out of the touch organic layer, and the touch wiring is electrically connected to the end of the touch relay wire away from the touch pin through a via hole.Type: ApplicationFiled: April 28, 2022Publication date: October 24, 2024Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Kemeng TONG, Ming HU, Cong FAN, Fan HE, Xiangdan DONG
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Publication number: 20240355973Abstract: A display panel has a display region, the display region includes a main display region and a secondary display region, and the main display region surrounds at least part of the secondary display region. The display panel includes: a base substrate at least located in the display region; a pixel circuit layer located on a side of the base substrate and at least located in the display region, the pixel circuit layer including a plurality of surrounding pixel circuits, the plurality of surrounding pixel circuits being located in the main display region and at least partially surrounding the secondary display region; and a light-shielding layer located in the main display region and between the base substrate and the pixel circuit layer, an orthographic projection of the light-shielding layer on the base substrate at least partially overlapping an orthographic projection of the plurality of surrounding pixel circuits on the base substrate.Type: ApplicationFiled: April 27, 2022Publication date: October 24, 2024Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Taofeng XIE, Yuanjie XU, Shuang LI, Yao HUANG
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Patent number: 12127436Abstract: This disclosure provides a display panel and a display device. In the display panel, orthographic projections of a first conductive layer of the first electrode layer and the peripheral drive circuit on a plane where the drive back plate is located at least partially overlap, and the signal line is connected to the first conductive layer. The pixel definition layer includes a pixel definition area in the display area and insulating strips in the peripheral area. A separating groove exposing the first conductive layer is formed between at least two adjacent ones of the insulating strips. A second conductive layer of the second electrode layer covers the insulating strip, forms a recessed area in an area corresponding to the separating groove and is connected with the first conductive layer. The packaging layer covers the second electrode layer and fills the recessed area.Type: GrantFiled: March 20, 2020Date of Patent: October 22, 2024Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Huijuan Yang, Kai Zhang, Tingliang Liu, Huijun Li, Xiaofeng Jiang
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Patent number: 12124661Abstract: A display substrate includes a base substrate, touch electrodes, and signal lines. At least some of the signal lines are electrically connected to the touch electrodes. The signal line includes a first signal line and a second signal line adjacent to each other. The first signal line and the second signal line respectively comprise a first-layer wiring and/or a second-layer wiring overlapped with each other in a direction perpendicular to the base substrate and electrically connected to each other. A line width of the first signal line is greater than a line width of the second signal line. The first-layer wiring of at least one of the first signal line or the second signal line is disconnected, and the second-layer wiring of the first signal line is continuous in a disconnected position.Type: GrantFiled: February 22, 2021Date of Patent: October 22, 2024Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Yang Zeng, Yuanqi Zhang, Ping Wen, Yi Zhang, Wei Wang, Yu Wang
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Patent number: 12125420Abstract: A display substrate and a display apparatus are provided. The display substrate includes a base substrate, a crack detection line and an electrostatic discharge element electrically connected to the crack detection line. The base substrate includes a main body area, an auxiliary area, and a necked-down area connecting the main body area and the auxiliary area, and a display area of the display substrate is in the main body area. The crack detection line surrounds, at least in part, the display area and extends through the necked-down area to the auxiliary area. A length direction of the necked-down area is parallel to a first direction; the main body area, the necked-down area and the auxiliary area are connected in a second direction intersecting the first direction; and the electrostatic discharge element is located in the auxiliary area.Type: GrantFiled: July 26, 2021Date of Patent: October 22, 2024Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Tong Niu, Peng Xu, Wenhui Gao, Siyu Wang, Fengli Ji
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Patent number: 12126102Abstract: A flexible circuit board includes a first substrate, display panel signal traces, a touch chip, at least one second substrate, a touch auxiliary device, first touch signal traces and at least one second touch signal trace. The display panel signal traces, the touch chip and the at least one second substrate are located on the same side of the first substrate; and the touch auxiliary device is located on a second substrate. The first touch signal trace includes a first connection trace and a first transfer trace that are electrically connected to each other. The second touch signal trace includes a second connection trace and a second transfer trace that are electrically connected to each other. The first connection trace and the second connection trace are disposed on the first substrate, and the first transfer trace and the second transfer trace are disposed on the at least one second substrate.Type: GrantFiled: December 26, 2020Date of Patent: October 22, 2024Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventor: Peng Zhou
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Patent number: 12127345Abstract: The present disclosure relates to a display apparatus and an electronic device, relating to the technical field of display. The display apparatus may comprise a display panel, a main circuit board, a bridging circuit board, and a first shielding adhesive tape. The main circuit board may be provided on the back surface of the display panel; the bridging circuit board may be provided at the side of the main circuit board distant from the display panel, and may be connected to the main circuit board in a binding mode; and the first shielding adhesive tape may be provided at the side of the main circuit board distant from the display panel, and expose the bridging circuit board.Type: GrantFiled: June 11, 2021Date of Patent: October 22, 2024Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xiaoxia Huang, Fan Li
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Patent number: 12125438Abstract: A pixel circuit includes a light-emitting element, a driving circuit, a compensation control circuit, a data writing-in circuit, a first reset circuit, a light-emitting control circuit and an energy storage circuit; the compensation control circuit controls to connect the control end and the first end of the driving circuit; the data writing-in circuit writes a data voltage into the second end of the driving circuit; the first reset circuit writes a reference voltage into the control end of the driving circuit under the control of a reset control signal; the energy storage circuit is electrically connected to the control end of the driving circuit and the first electrode of the light-emitting element, and is configured to store electrical energy; the driving circuit controls to connect the first end and the second end of the driving circuit under the control of the control end thereof.Type: GrantFiled: August 30, 2021Date of Patent: October 22, 2024Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zhu Wang, Zhenglong Yan, Ling Shi
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Patent number: 12125437Abstract: Provided is a display substrate, which includes: a base substrate disposed with a first display region and a second display region, multiple second-region light emitting elements located in the second display region, and multiple second-type pixel circuits located in the first display region. The first display region is located at at least one side of the second display region. The multiple second-type pixel circuits include multiple pixel circuits of a first structure and multiple pixel circuits of a second structure. At least one pixel circuit of the multiple pixel circuits of the first structure is connected with at least one second-region light emitting element of the multiple second-region light emitting elements through a first group of conductive lines.Type: GrantFiled: April 27, 2021Date of Patent: October 22, 2024Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Yao Huang, Yudiao Cheng