Patents by Inventor Wanzhi CHEN
Wanzhi CHEN 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: 20240153423Abstract: There is provided a detection circuit, a display panel and a detection method. The detection circuit includes: a conversion circuit configured to acquire a photoelectric sensing signal in real time and convert the acquired photoelectric sensing signal into a luminance value; a storage circuit configured to store N luminance values from the conversion circuit on a first input first output basis; a discrimination circuit connected to the storage circuit and configured to determine whether at least two of the N luminance values meet a preset condition; and an output circuit connected to the discrimination circuit and the storage circuit, and configured to output a preset default luminance value in response to the at least two luminance values meeting the preset condition and output at least one of the N luminance values in response to the at least two luminance values not meeting the preset condition.Type: ApplicationFiled: May 18, 2021Publication date: May 9, 2024Applicants: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Lianghao Zhang, Xinle Wang, Yifan Song, Wenchao Han, Zhaohui Meng, Wanzhi Chen, Jing Liu
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Publication number: 20240130187Abstract: The application provides a display substrate, a method for manufacturing the same, and a display device. The display substrate includes a display region and a binding region located at a periphery of the display region. The binding region is provided with a drive circuit pin and a flexible circuit board pin, and a connecting trace for connecting the drive circuit pin and the flexible circuit board pin. The connecting trace includes a first connecting line and a second connecting line connected in parallel, the first connecting line and the second connecting line are in different layers, the first connecting line is between an interlayer insulating layer and a base substrate of the display substrate, the first connecting line and the interlayer insulating layer are separated by a first insulating layer, and the second connecting line is on a side of the interlayer insulating layer away from the base substrate.Type: ApplicationFiled: January 28, 2022Publication date: April 18, 2024Applicants: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Hong Liu, Jingyi Xu, Peng Liu, Yongqiang Zhang, Bo Huang, Guodong Wang, Wanzhi Chen
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Publication number: 20240096271Abstract: A light emitting substrate is provided. The light emitting substrate includes a plurality of light emitting controlling units arranged in M rows and N columns, M is an integer equal to or greater than one, N is an integer equal to or greater than one, wherein a respective one of the plurality of light emitting controlling units includes a plurality of light emitting elements arranged in J rows and I columns, J being an integer equal to or greater than one, I being an integer equal to or greater than one, a i-th column of the I columns of light emitting elements includes J rows of light emitting elements, 1?i?I; (M×J) number of first voltage signal lines; and (M×J) number of groups of second voltage signal lines.Type: ApplicationFiled: November 14, 2023Publication date: March 21, 2024Applicant: BOE Technology Group Co., Ltd.Inventors: Ming Yang, Qi Qi, Wanzhi Chen, Lubin Shi, Fuqiang Li, Fei Wang
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Publication number: 20240088328Abstract: A light-emitting device, a light-emitting substrate, and a method for manufacturing the light-emitting device. The light-emitting device includes at least one light-emitting structure. The light-emitting structure includes: a first semiconductor layer; a light-emitting layer; a second semiconductor layer, doping ions of the second semiconductor layer and a first semiconductor layer being oppositely charged; a barrier structure provided with an opening for exposing the second semiconductor layer, the orthographic projection of the opening on the base substrate being located in the orthographic projection of the light-emitting layer on the base substrate, and the area of the opening being smaller than that of the light-emitting layer; and a landing electrode located on the side of the barrier structure facing away from the second semiconductor layer, the landing electrode being in contact with the second semiconductor layer by means of the opening.Type: ApplicationFiled: October 22, 2021Publication date: March 14, 2024Inventors: Bin QIN, Kuanjun PENG, Weixing LIU, Fangzhen ZHANG, Xue DONG, Jintao PENG, Wanpeng TENG, Xiaolong LI, Shuang SUN, Wanzhi CHEN, Guangcai YUAN, Qian JIA
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Publication number: 20240012290Abstract: A light emitting substrate is provided. The light emitting substrate includes at least one light emitting controlling unit. The at least one light emitting controlling unit includes a plurality of light emitting elements arranged in M rows and N columns and grouped into (P×Q) number of sub-units, M being an integer equal to or greater than one, N being an integer equal to or greater than one, P being an integer equal to or greater than one, and Q being an integer equal to or greater than one; P groups of first voltage signal lines; and Q groups of second voltage signal lines. The (P×Q) number of sub-units are arranged in P rows and Q columns. A respective sub-unit in a p-th row and a q-th column includes K columns of light emitting elements, K being an integer equal to or greater than one.Type: ApplicationFiled: September 22, 2023Publication date: January 11, 2024Applicant: BOE Technology Group Co., Ltd.Inventors: Ming Yang, Yanan Niu, Fuqiang Li, Qi Qi, Wanzhi Chen, Zhenyu Zhang, Changfeng Li
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Patent number: 11860478Abstract: A light emitting substrate is provided. The light emitting substrate includes at least one light emitting controlling unit. The at least one light emitting controlling unit includes a plurality of light emitting elements arranged in M rows and N columns and grouped into (P×Q) number of sub-units, M being an integer equal to or greater than one, N being an integer equal to or greater than one, P being an integer equal to or greater than one, and Q being an integer equal to or greater than one; P groups of first voltage signal lines; and Q groups of second voltage signal lines. The (P×Q) number of sub-units are arranged in P rows and Q columns. A respective sub-unit in a p-th row and a q-th column includes K columns of light emitting elements, K being an integer equal to or greater than one.Type: GrantFiled: March 4, 2021Date of Patent: January 2, 2024Assignee: BOE Technology Group Co., Ltd.Inventors: Ming Yang, Yanan Niu, Fuqiang Li, Qi Qi, Wanzhi Chen, Zhenyu Zhang, Changfeng Li
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Patent number: 11837153Abstract: A light emitting substrate is provided. The light emitting substrate includes a plurality of light emitting controlling units arranged in M rows and N columns, M is an integer equal to or greater than one, N is an integer equal to or greater than one, wherein a respective one of the plurality of light emitting controlling units includes a plurality of light emitting elements arranged in J rows and I columns, J being an integer equal to or greater than one, I being an integer equal to or greater than one, a i-th column of the I columns of light emitting elements includes J rows of light emitting elements, 1?i?I; (M×J) number of first voltage signal lines; and (M×J) number of groups of second voltage signal lines.Type: GrantFiled: March 4, 2021Date of Patent: December 5, 2023Assignee: BOB Technology Group Co., Ltd.Inventors: Ming Yang, Qi Qi, Wanzhi Chen, Lubin Shi, Fuqiang Li, Fei Wang
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Publication number: 20230352624Abstract: A light emitting substrate and a display device are provided, the light emitting substrate includes: a base substrate; an electrode planarization layer, on the base substrate; an electrode layer, at a side of the electrode planarization layer away from the base substrate, the electrode layer includes a first electrode and a second electrode, the first electrode includes at least one first electrode strip, the second electrode includes at least one second electrode strip, the first electrode strip and the second electrode strip are spaced and alternately arranged in a first direction, each of the at least one first electrode strip and each of the at least one second electrode strip extend along a second direction, the electrode planarization layer includes a first groove between a first electrode strip and a second electrode strip which are adjacent to each other, the first groove is configured to accommodate a light emitting diode.Type: ApplicationFiled: March 19, 2021Publication date: November 2, 2023Inventors: Chunping LONG, Qi QI, Xinxin ZHAO, Wanzhi CHEN
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Publication number: 20230352492Abstract: A light-emitting substrate and a display device. The light-emitting substrate includes a base substrate, an electrode layer and a definition pattern layer; the electrode layer is at a side of the base substrate, and the definition pattern layer is at a side of the electrode layer away from the base substrate; the electrode layer includes a first electrode, and the definition pattern layer covers at least a part of the first electrode; the definition pattern layer includes a plurality of first openings, the plurality of first openings expose a same first electrode. Therefore, the light-emitting substrate can ensure the bonding success rate of the light-emitting substrate, and thus can further improve the product yield of the light-emitting substrate.Type: ApplicationFiled: March 19, 2021Publication date: November 2, 2023Inventors: Chunping LONG, Qi QI, Wanzhi CHEN, Xinxin ZHAO
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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
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Publication number: 20230274696Abstract: A pixel driving circuit includes a data writing circuit, a light-emitting control circuit and a light-emitting diode chip. The data writing circuit is electrically connected to a first scanning signal terminal, a data signal terminal and a first node. The light-emitting control circuit is electrically connected to the first node, an enable signal terminal, a first voltage signal terminal and a second node, and is configured to transmit a first voltage signal received at the first voltage signal terminal to the second node. The light-emitting diode chip is electrically connected to the second node and a second voltage signal terminal. The light-emitting diode chip includes a plurality of light-emitting portions. The light-emitting diode chip is configured to drive the plurality of light-emitting portions to emit light in different periods of time respectively or drive at least two light-emitting portions to emit light in a same period of time.Type: ApplicationFiled: November 22, 2021Publication date: August 31, 2023Inventors: Weixing LIU, Kuanjun PENG, Bin QIN, Xue DONG, Fangzhen ZHANG, Wanpeng TENG, Tieshi WANG, Wanzhi CHEN, Kai GUO, Chunfang ZHANG
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Publication number: 20230154386Abstract: A light emitting substrate is provided. The light emitting substrate includes a plurality of light emitting controlling units arranged in M rows and N columns, M is an integer equal to or greater than one, N is an integer equal to or greater than one, wherein a respective one of the plurality of light emitting controlling units includes a plurality of light emitting elements arranged in J rows and I columns, J being an integer equal to or greater than one, I being an integer equal to or greater than one, a i-th column of the I columns of light emitting elements includes J rows of light emitting elements, 1?i?I; (M×J) number of first voltage signal lines; and (M×J) number of groups of second voltage signal lines.Type: ApplicationFiled: March 4, 2021Publication date: May 18, 2023Applicant: BOE Technology Group Co., Ltd.Inventors: Ming Yang, Qi Qi, Wanzhi Chen, Lubin Shi, Fuqiang Li, Fei Wang
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Publication number: 20230152632Abstract: A light emitting substrate is provided. The light emitting substrate includes at least one light emitting controlling unit. The at least one light emitting controlling unit includes a plurality of light emitting elements arranged in M rows and N columns and grouped into (PxQ) number of sub-units, M being an integer equal to or greater than one, N being an integer equal to or greater than one, P being an integer equal to or greater than one, and Q being an integer equal to or greater than one; P groups of first voltage signal lines; and Q groups of second voltage signal lines. The (PxQ) number of sub-units are arranged in P rows and Q columns. A respective sub-unit in a p-th row and a q-th column includes K columns of light emitting elements, K being an integer equal to or greater than one.Type: ApplicationFiled: March 4, 2021Publication date: May 18, 2023Applicant: BOE Technology Group Co., Ltd.Inventors: Ming Yang, Yanan Niu, Fuqiang Li, Qi Qi, Wanzhi Chen, Zhenyu Zhang, Changfeng Li
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Publication number: 20220367833Abstract: A display substrate and a manufacturing method therefor, and a display device. The display substrate comprises: a substrate, the substrate comprising a blind hole area; a buffer layer covering one side of the substrate; an organic film layer provided on the surface of the buffer layer away from the substrate and having a first opening in the blind hole area; a passivation layer provided on the side of the organic film layer away from the substrate and having a second opening in the blind hole area; and a transparent electrode layer covering the passivation layer and the buffer layer in the second opening.Type: ApplicationFiled: May 19, 2021Publication date: November 17, 2022Inventors: Hong LIU, Jingyi XU, Yongqiang ZHANG, Peng LIU, Peirong HUO, Wanzhi CHEN, Xiaochun XU, Jiantao LIU, Bo LI