Patents by Inventor Chengfu XU
Chengfu XU 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: 12345880Abstract: Provided is a wearable display device. The wearable display device includes: a display panel, comprising a display region and a peripheral region surrounding the display region; a first light-emitting element, configured to emit light to be irradiated to eyes of a user; a plurality of photoelectric sensor assemblies in the peripheral region; a first polarizer layer, disposed on a light-emitting side of the first light-emitting element; and a second polarizer layer, disposed on a side, distal from the display panel, of the photoelectric sensor assembly, a polarization direction of the second polarizer layer being intersected with a polarization direction of the first polarizer layer.Type: GrantFiled: May 27, 2021Date of Patent: July 1, 2025Assignee: BOE Technology Group Co., Ltd.Inventors: Yapeng Li, Xuan Feng, Lei Wang, Ping Zhang, Wenhao Tian, Yangbing Li, Chengfu Xu, Yuanyuan Ma
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Publication number: 20250164843Abstract: A displaying base plate and a displaying device are provided by the present application, wherein the displaying base plate includes a substrate, and a first electrode layer disposed on one side of the substrate, wherein the first electrode layer includes a first electrode pattern; a first planarization layer disposed on one side of the first electrode layer that is away from the substrate, wherein the first planarization layer is provided with a through hole, and the through hole penetrates the first planarization layer, to expose the first electrode pattern; and a second electrode layer, a second planarization layer and a third electrode layer that are disposed in stack on one side of the first planarization layer that is away from the substrate.Type: ApplicationFiled: January 17, 2025Publication date: May 22, 2025Applicant: BOE Technology Group Co., Ltd.Inventors: Zhen Zhang, Fuqiang Li, Zhenyu Zhang, Yunping Di, Lizhong Wang, Zheng Fang, Jiahui Han, Yawei Wang, Chenyang Zhang, Chengfu Xu, Ce Ning, Pengxia Liang, Feihu Zhou, Xianqin Meng, Weiting Peng, Qiuli Wang, Binbin Tong, Rui Huang, Tianmin Zhou, Wei Yang
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Patent number: 12236010Abstract: Provided is a wearable display device. The wearable display device includes a display panel, comprising a display region and a peripheral region surrounding the display region; a plurality of light-emitting elements, configured to emit light to be irradiated to eyes of a user; a lens assembly, disposed on a light-exiting side of the display panel, the lens assembly comprising a lens mount and a lens within the lens mount, a light transmittance of the lens mount being greater than a threshold; and a plurality of photoelectric sensor assemblies in the peripheral region.Type: GrantFiled: May 27, 2021Date of Patent: February 25, 2025Assignee: BOE Technologies Group Co., Ltd.Inventors: Yapeng Li, Xuan Feng, Lei Wang, Ping Zhang, Wenhao Tian, Yunke Qin, Yangbing Li, Chengfu Xu
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Patent number: 12235557Abstract: A displaying base plate and a manufacturing method thereof, and a displaying device. The displaying base plate includes a substrate, and a first electrode layer disposed on one side of the substrate, wherein the first electrode layer includes a first electrode pattern; a first planarization layer disposed on one side of the first electrode layer that is away from the substrate, wherein the first planarization layer is provided with a through hole, and the through hole penetrates the first planarization layer, to expose the first electrode pattern; and a second electrode layer, a second planarization layer and a third electrode layer that are disposed in stack on one side of the first planarization layer that is away from the substrate, wherein the second electrode layer is disposed closer to the substrate, the second electrode layer is connected to the first electrode pattern and the third electrode layer.Type: GrantFiled: June 29, 2021Date of Patent: February 25, 2025Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zhen Zhang, Fuqiang Li, Zhenyu Zhang, Yunping Di, Lizhong Wang, Zheng Fang, Jiahui Han, Yawei Wang, Chenyang Zhang, Chengfu Xu, Ce Ning, Pengxia Liang, Feihu Zhou, Xianqin Meng, Weiting Peng, Qiuli Wang, Binbin Tong, Rui Huang, Tianmin Zhou, Wei Yang
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Patent number: 12217651Abstract: A display substrate, a manufacturing method thereof and a display apparatus are provided. In the present disclosure, a first transistor group with oxide semiconductor as an active layer material is disposed on a side of a second transistor group with polysilicon as an active layer material away from the base, and an area enclosed by orthographic projections of the transistors in the first transistor group on the base is overlapped with an area enclosed by orthographic projections of the transistors in the second transistor group on the base. Stable performance of the transistors included can be ensured in a manufacturing process of the first transistor group and the second transistor group located in different layers, and at the same time, an area occupied by the driving circuit can be reduced so as to decrease a frame width of a display apparatus or improve resolution of the display apparatus.Type: GrantFiled: November 4, 2021Date of Patent: February 4, 2025Assignee: BOE Technology Group Co., Ltd.Inventors: Lizhong Wang, Ce Ning, Yunping Di, Binbin Tong, Chengfu Xu, Dapeng Xue, Shuilang Dong, Nianqi Yao
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Patent number: 12189842Abstract: Provided is a display device including a display panel and a plurality of photoelectric sensor assemblies. The display panel includes a display region, a first region disposed outside the display region and extending along a first direction, and a second region disposed outside the display region and extending along a second direction, wherein the first direction is intersected with the second direction. Each of the photoelectric sensor assemblies is provided with a strip-shaped photosensitive region. One portion of the plurality of photoelectric sensor assemblies are disposed in the first region, the other portion of the photoelectric sensor assemblies are disposed in the second region. Each of the photoelectric sensor assemblies is configured to receive an optical signal reflected via eyes of a user and convert the optical signal into an electric signal.Type: GrantFiled: May 27, 2021Date of Patent: January 7, 2025Assignee: BOE Technology Group Co., Ltd.Inventors: Xuan Feng, Lei Wang, Yapeng Li, Ping Zhang, Wenhao Tian, Yunke Qin, Jiabin Wang, Yangbing Li, Chengfu Xu
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Publication number: 20240377635Abstract: A near-eye display device is disclosed. The near-eye display device includes: a plurality of display screens for image display; the plurality of display screens at least including: a first display screen, a second display screen and a third display screen; and an imaging lens group configured to image displayed images of the display screens; the imaging lens group including at least: a first lens and a second lens; where the first lens and the second lens are both on a light-emitting side of the first display screen, and the second lens is on a side of the first lens away from the first display screen; the second display screen and the third display screen are on a side of the first lens away from the first display screen.Type: ApplicationFiled: November 23, 2021Publication date: November 14, 2024Inventors: Zhenxing ZHOU, Tao HONG, Gaoming SUN, Chengfu XU
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Patent number: 12111554Abstract: The present disclosure provides a display substrate and a display panel, and belongs to the field of display technology. The present display substrate includes a display region and a peripheral region surrounding the display region; the display substrate includes: a base substrate; a plurality of insulating layers sequentially arranged along a direction away from the base substrate; wherein each of the plurality of insulating layers is located in the display region and the peripheral region; one or more protrusion structures arranged between at least two adjacent ones of the plurality of insulating layers and in the peripheral region.Type: GrantFiled: August 18, 2021Date of Patent: October 8, 2024Assignees: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Hong Liu, Jingyi Xu, Xiaochun Xu, Jiantao Liu, Wanzhi Chen, Chengfu Xu, Bo Li, Yongqiang Zhang, Peng Liu, Ruirui Hao, Yu Feng, Xinguo Wu
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Publication number: 20240280807Abstract: The present disclose provides a wearable display device and a method of determining a gaze position, relating to the field of virtual reality technology. Because the wearable display device has a high efficiency in processing electric signals transmitted by each of photoelectric sensor assemblies, the wearable display device may quickly determine the gaze position of eyes of a user on the display panel based on an electric signal transmitted by each of photoelectric sensor assemblies. In this way, the efficiency of displaying images by the display panel, and thus a higher refresh rate of the display panel is achieved.Type: ApplicationFiled: May 27, 2021Publication date: August 22, 2024Inventors: Yapeng LI, Xuan FENG, Lei WANG, Ping ZHANG, Wenhao TIAN, Yangbing LI, Chengfu XU, Yuanyuan MA
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Publication number: 20240212564Abstract: A display substrate, a manufacturing method thereof and a display apparatus are provided. In the present disclosure, a first transistor group with oxide semiconductor as an active layer material is disposed on a side of a second transistor group with polysilicon as an active layer material away from the base, and an area enclosed by orthographic projections of the transistors in the first transistor group on the base is overlapped with an area enclosed by orthographic projections of the transistors in the second transistor group on the base. Stable performance of the transistors included can be ensured in a manufacturing process of the first transistor group and the second transistor group located in different layers, and at the same time, an area occupied by the driving circuit can be reduced so as to decrease a frame width of a display apparatus or improve resolution of the display apparatus.Type: ApplicationFiled: November 4, 2021Publication date: June 27, 2024Applicant: BOE Technology Group Co., Ltd.Inventors: Lizhong Wang, Ce Ning, Yunping Di, Binbin Tong, Chengfu Xu, Dapeng Xue, Shuilang Dong, Nianqi Yao
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Publication number: 20240204002Abstract: Embodiments of the present disclosure provide an array substrate and method for manufacturing same, a display panel, and a display device, and relate to the field of display technologies. The array substrate includes a color filter layer, such that a distance between a light source on a side, distal from the color filter layer, of the base substrate and the color filter layer is less. Thus, light from regions of the color resist blocks is avoided being emitted from adjacent color resist blocks, and a cross color of the display panel is further avoided, such that the display effect of the display panel is great. In addition, the color resist block is at least partially overlapped with a second portion of a metal oxide pattern in an oxide thin film transistor, such that an overall footprint of the oxide thin film transistor and the color filter layer can be reduced, so as to acquire the display panel of high PPI.Type: ApplicationFiled: October 28, 2021Publication date: June 20, 2024Inventors: Zhen ZHANG, Fuqiang LI, Zhenyu ZHANG, Lizhong WANG, Yunping DI, Ce NING, Zheng FANG, Chenyang ZHANG, Yawei WANG, Wei WANG, Hongrun WANG, Binbin TONG, Nianqi YAO, Jiahui HAN, Chengfu XU, Pengxia LIANG
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Publication number: 20240194698Abstract: A displaying base plate and a manufacturing method thereof, and a displaying device. The displaying base plate includes an active area and a non-active area located at the periphery of the active area, wherein the active area includes an opening area and a non-opening area. The displaying base plate includes a substrate and a thin-film transistor disposed on one side of the substrate, wherein the thin-film transistor includes a grid electrode, an active layer, a source-drain electrode and an auxiliary film layer, an excavation area is disposed on the auxiliary film layer, and an orthographic projection of the excavation area on the substrate at least partially covers the opening area.Type: ApplicationFiled: June 29, 2021Publication date: June 13, 2024Applicant: BOE Technology Group Co., Ltd.Inventors: Lizhong Wang, Ce Ning, Yunping Di, Binbin Tong, Zhen Zhang, Zhenyu Zhang, Fuqiang Li, Chengfu Xu
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Publication number: 20240192769Abstract: The present disclosure provides a display device, a wearable display device, and method for determining gaze positions, and relates to the field of virtual reality technologies. Because the display device has a high efficiency in processing an electric signal transmitted by each of photoelectric sensor assemblies is high, the display device is capable of quickly determining a gaze position of eyes of a user on a display panel based on the electric signal transmitted by each of the photoelectric sensor assemblies. In this way, the efficiency of displaying images by the display panel is further improved, and thus a higher refresh rate of the display panel is achieved.Type: ApplicationFiled: May 27, 2021Publication date: June 13, 2024Inventors: Xuan FENG, Lei WANG, Yapeng LI, Ping ZHANG, Wenhao TIAN, Yunke QIN, Jiabin WANG, Yangbing LI, Chengfu XU
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Publication number: 20240162247Abstract: Disclosed are a thin film transistor and a manufacturing method therefor, a displaying base plate and a displaying apparatus. The thin film transistor includes an active layer, a first insulating layer and a gate layer which are disposed in stack, wherein the active layer includes a source contact area, a drain contact area, and a channel area connecting the source contact area and the drain contact area; the channel area includes a first channel area, a first resistance area and a second channel area sequentially disposed in a first direction; the gate layer includes a first gate and a second gate which are separately disposed; an orthographic projection of the first gate on a plane where the active layer is located covers the first channel area; and an orthographic projection of the second gate on a plane where the active layer is located covers the second channel area.Type: ApplicationFiled: June 29, 2021Publication date: May 16, 2024Applicant: BOE Technology Group Co., Ltd.Inventors: Fuqiang Li, Zhen Zhang, Zhenyu Zhang, Lizhong Wang, Ce Ning, Yunping Di, Zheng Fang, Jiahui Han, Chenyang Zhang, Yawei Wang, Chengfu Xu
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Publication number: 20240160281Abstract: The present disclosure provides a wearable display device that relates to the field of virtual reality technology. Because the wearable display device has a high efficiency in processing electric signals transmitted via each of the photoelectric sensor assemblies, the wearable display device can quickly determine a gaze position of eyes of a user on the display panel based on an electric signals transmitted via each of the photoelectric sensor assemblies. In this way, the efficiency of the display panel in displaying images is improved, and the refresh rate of the display panel is higher.Type: ApplicationFiled: May 27, 2021Publication date: May 16, 2024Inventors: Yapeng LI, Xuan FENG, Lei WANG, Ping ZHANG, Wenhao TIAN, Yunke QIN, Yangbing LI, Chengfu XU
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Patent number: 11953774Abstract: A display substrate includes: a base substrate (100); a plurality of sub-pixels (R, G, B) located on the base substrate (100), every two rows of sub-pixels (R, G, B) constituting a pixel group; a plurality of first gate lines (Gate1) located at first row gaps between the pixel groups, two first gate lines (Gate1) being arranged at each first row gap; and a plurality of photosensors (101), the orthographic projection of each row of photosensors (101) on the base substrate (100) completely covering a second row gap in the pixel group and partially overlapping with the orthographic projections of the sub-pixels (R, G, B), thereby avoiding the bright and dark difference between adjacent rows and ensuring the aperture ratio.Type: GrantFiled: June 8, 2021Date of Patent: April 9, 2024Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Xinlan Yang, Wenkai Mu, Yi Liu, Jun Fan, Bo Feng, Yang Wang, Zhan Wei, Tengfei Ding, Shijun Wang, Chengfu Xu
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Publication number: 20240103328Abstract: A displaying base plate and a manufacturing method thereof, and a displaying device. The displaying base plate includes a substrate, and a first electrode layer disposed on one side of the substrate, wherein the first electrode layer includes a first electrode pattern; a first planarization layer disposed on one side of the first electrode layer that is away from the substrate, wherein the first planarization layer is provided with a through hole, and the through hole penetrates the first planarization layer, to expose the first electrode pattern; and a second electrode layer, a second planarization layer and a third electrode layer that are disposed in stack on one side of the first planarization layer that is away from the substrate, wherein the second electrode layer is disposed closer to the substrate, the second electrode layer is connected to the first electrode pattern and the third electrode layer.Type: ApplicationFiled: June 29, 2021Publication date: March 28, 2024Applicant: BOE Technology Group Co., Ltd.Inventors: Zhen Zhang, Fuqiang Li, Zhenyu Zhang, Yunping Di, Lizhong Wang, Zheng Fang, Jiahui Han, Yawei Wang, Chenyang Zhang, Chengfu Xu, Ce Ning, Pengxia Liang, Feihu Zhou, Xianqin Meng, Weiting Peng, Qiuli Wang, Binbin Tong, Rui Huang, Tianmin Zhou, Wei Yang
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Publication number: 20240015275Abstract: Provided are a display apparatus and a method for manufacturing the same. The display apparatus comprises: a display panel, which comprises a plurality of pixel groups, wherein each pixel group comprises a plurality of pixels; a light-transmitting spacer layer, which is located on a light-emitting side of the display panel; and an imaging structure, which is located on the side of the light-transmitting spacer layer facing away from the display panel, and comprises a light-shielding layer, wherein the light-shielding layer comprises a plurality of light-transmitting holes matching the pixel groups, light rays emitted by the pixels pass through the light-transmitting holes, and light rays emitted by at least two pixels pass through the light-transmitting holes so as to simultaneously enter a monocular pupil of a user.Type: ApplicationFiled: December 22, 2020Publication date: January 11, 2024Inventors: Fang CHENG, Jian GAO, Sen MA, Qingxun ZHANG, Yanliu SUN, Chengfu XU
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Patent number: 11810389Abstract: The present disclosure provides fingerprint recognition substrate including fingerprint recognition units arranged in array, signal reading line groups and gating circuits, fingerprint recognition units are divided into first fingerprint recognition groups arranged along row direction, first fingerprint recognition groups, signal reading line groups and gating circuits are in one-to-one correspondence with one another; first fingerprint recognition group includes fingerprint recognition units consecutively arranged in row direction, signal reading line group includes signal reading lines each coupled to corresponding column of fingerprint recognition units; gating circuit includes switch circuits each coupled to one signal transmission channel on signal receiving unit through corresponding switch circuit; among all signal reading lines, different signal reading lines in same signal reading line group are coupled to different signal transmission channels, and at least two signal reading lines in different signType: GrantFiled: September 29, 2020Date of Patent: November 7, 2023Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yi Liu, Shijun Wang, Wenkai Mu, Bo Feng, Xinlan Yang, Yang Wang, Zhan Wei, Tengfei Ding, Jun Fan, Chengfu Xu
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Publication number: 20230350255Abstract: The present disclosure provides a display substrate and a display panel, and belongs to the field of display technology. The present display substrate includes a display region and a peripheral region surrounding the display region; the display substrate includes: a base substrate; a plurality of insulating layers sequentially arranged along a direction away from the base substrate; wherein each of the plurality of insulating layers is located in the display region and the peripheral region; one or more protrusion structures arranged between at least two adjacent ones of the plurality of insulating layers and in the peripheral region.Type: ApplicationFiled: August 18, 2021Publication date: November 2, 2023Inventors: Hong LIU, Jingyi XU, Xiaochun XU, Jiantao LIU, Wanzhi CHEN, Chengfu XU, Bo LI, Yongqiang ZHANG, Peng LIU, Ruirui HAO, Yu FENG, Xinguo WU