Patents by Inventor Lingjun Zhang
Lingjun Zhang 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: 20240122047Abstract: A display substrate includes an underlaying substrate, a display structure layer arranged on the underlaying substrate, and a light regulation layer arranged at a light exiting side of the display structure layer. The display structure layer includes multiple sub-pixels. An orthographic projection of the light regulation layer on the underlaying substrate does not overlap with opening regions of the multiple sub-pixels. The light regulation layer is configured to adjust an emergent direction of light of at least one color emitted from the display structure layer.Type: ApplicationFiled: March 22, 2021Publication date: April 11, 2024Inventors: Wanmei QING, Baiqiang WANG, Chao KONG, Wei ZHANG, Lingjun DAI, Tiancheng YU, Zhen SUN, Zidi YAN
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Patent number: 11936183Abstract: An energy Internet system, an energy routing conversion device, and an energy control method, relating to a field of energy information. An alternating-current (AC) side energy routing conversion device of the energy Internet system includes a plurality of first route ports, and a direct-current (DC) side energy routing conversion device includes a plurality of second route ports, where each second route port is connected to a corresponding first route port by means of a corresponding DC busbar. A plurality of energy devices are connected to a DC busbar by means of corresponding first AC/DC converters or first DC converters. The AC side energy routing conversion device and the DC side energy routing conversion device collect energy information of the energy devices and adjust energy of the energy devices on a basis of energy balance constraint conditions.Type: GrantFiled: December 13, 2018Date of Patent: March 19, 2024Assignee: GREE ELECTRIC APPLIANCES, INC. OF ZHUHAIInventors: Mingzhu Dong, Zhigang Zhao, Meng Huang, Xuefen Zhang, Shugong Nan, Shiyong Jiang, Meng Li, Wenqiang Tang, Peng Ren, Wu Wen, Lingjun Wang, Xiao Luo, Wenhao Wu, Jianjun Huang, Weijin Li, Yunhong Zeng, Bei Chen
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Patent number: 9281435Abstract: Light to current converter devices, such as solar cells, are disclosed. The devices may include via holes extending through the cell substrate and may include through-hole electrodes within the via holes. The through-hole electrodes may be made from one or more materials and may be hollow, partially hollow, or fully filled. Front and rear electrodes may also be formed on the device and can be made of the same or different materials as the through-hole electrode. The devices may include emitters located only on the top surface of the cell, located on the top surface and symmetrically or asymmetrically along a portion of the inner surface of the via holes, or located on the top surface and full inner surface of the via holes. Processes for making light to current converter devices are also disclosed.Type: GrantFiled: July 28, 2011Date of Patent: March 8, 2016Assignee: CSI CELLS CO., LTDInventors: Lingjun Zhang, Jian Wu, Feng Zhang, Xusheng Wang
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Patent number: 9209342Abstract: Processes for making light to current converter devices are provided. The processes can be used to make light to current converter devices having P-N junctions located on only the top surface of the cell, located on the top surface and symmetrically or asymmetrically along a portion of the inner surface of the via holes, located on the top surface and full inner surface of the via holes, or located on the top surface, full inner surface of the via holes, and a portion of the bottom surface of the cell. The processes may isolate the desired P-N junction by etching the emitter, forming a via hole after forming the emitter, using a barrier layer to protect portions of the emitter from etching, or using a barrier layer to prevent the emitter from being formed on portions of the substrate.Type: GrantFiled: October 17, 2014Date of Patent: December 8, 2015Assignee: CSI CELLS CO., LTDInventors: Lingjun Zhang, Feng Zhang, Jian Wu, Xusheng Wang
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Patent number: 9153713Abstract: Back contact solar cell modules and methods of manufacturing the same. The solar cell module comprises a back surface with a plurality of first electrodes and a plurality of second electrodes formed thereon, the plurality of first electrodes and the plurality of second electrodes being of opposite polarities, the back surface being configured to form an electric field thereon of the opposite polarity as the plurality of first electrodes; a first connecting strip electrically connecting the plurality of first electrodes; and an insulative member between the back surface and the first connecting strip.Type: GrantFiled: July 28, 2011Date of Patent: October 6, 2015Assignee: CSI CELLS CO., LTDInventors: Lingjun Zhang, Jian Shen, Xusheng Wang, Jian Wu, Feng Zhang
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Publication number: 20150037924Abstract: Processes for making light to current converter devices are provided. The processes can be used to make light to current converter devices having P-N junctions located on only the top surface of the cell, located on the top surface and symmetrically or asymmetrically along a portion of the inner surface of the via holes, located on the top surface and full inner surface of the via holes, or located on the top surface, full inner surface of the via holes, and a portion of the bottom surface of the cell. The processes may isolate the desired P-N junction by etching the emitter, forming a via hole after forming the emitter, using a barrier layer to protect portions of the emitter from etching, or using a barrier layer to prevent the emitter from being formed on portions of the substrate.Type: ApplicationFiled: October 17, 2014Publication date: February 5, 2015Inventors: Lingjun ZHANG, Feng ZHANG, Jian WU, Xusheng WANG
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Patent number: 8916410Abstract: Processes for making light to current converter devices are provided. The processes can be used to make light to current converter devices having P-N junctions located on only the top surface of the cell, located on the top surface and symmetrically or asymmetrically along a portion of the inner surface of the via holes, located on the top surface and full inner surface of the via holes, or located on the top surface, full inner surface of the via holes, and a portion of the bottom surface of the cell. The processes may isolate the desired P-N junction by etching the emitter, forming a via hole after forming the emitter, using a barrier layer to protect portions of the emitter from etching, or using a barrier layer to prevent the emitter from being formed on portions of the substrate.Type: GrantFiled: July 28, 2011Date of Patent: December 23, 2014Assignee: CSI Cells Co., LtdInventors: Lingjun Zhang, Feng Zhang, Jian Wu, Xusheng Wang
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Publication number: 20120301997Abstract: Processes for making light to current converter devices are provided. The processes can be used to make light to current converter devices having P-N junctions located on only the top surface of the cell, located on the top surface and symmetrically or asymmetrically along a portion of the inner surface of the via holes, located on the top surface and full inner surface of the via holes, or located on the top surface, full inner surface of the via holes, and a portion of the bottom surface of the cell. The processes may isolate the desired P-N junction by etching the emitter, forming a via hole after forming the emitter, using a barrier layer to protect portions of the emitter from etching, or using a barrier layer to prevent the emitter from being formed on portions of the substrate.Type: ApplicationFiled: July 28, 2011Publication date: November 29, 2012Applicant: CSI Cells Co., Ltd.Inventors: Lingjun ZHANG, Feng Zhang, Jian Wu, Xusheng Wang
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Publication number: 20120298192Abstract: Light to current converter devices, such as solar cells, are disclosed. The devices may include via holes extending through the cell substrate and may include through-hole electrodes within the via holes. The through-hole electrodes may be made from one or more materials and may be hollow, partially hollow, or fully filled. Front and rear electrodes may also be formed on the device and can be made of the same or different materials as the through-hole electrode. The devices may include emitters located only on the top surface of the cell, located on the top surface and symmetrically or asymmetrically along a portion of the inner surface of the via holes, or located on the top surface and full inner surface of the via holes. Processes for making light to current converter devices are also disclosed.Type: ApplicationFiled: July 28, 2011Publication date: November 29, 2012Applicant: CSI Cells Co., Ltd.Inventors: Lingjun ZHANG, Jian WU, Feng ZHANG, Xusheng WANG
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Publication number: 20120247529Abstract: Back contact solar cell modules and methods of manufacturing the same. The solar cell module comprises a back surface with a plurality of first electrodes and a plurality of second electrodes formed thereon, the plurality of first electrodes and the plurality of second electrodes being of opposite polarities, the back surface being configured to form an electric field thereon of the opposite polarity as the plurality of first electrodes; a first connecting strip electrically connecting the plurality of first electrodes; and an insulative member between the back surface and the first connecting strip.Type: ApplicationFiled: July 28, 2011Publication date: October 4, 2012Applicant: CSI Cells Co., LtdInventors: Lingjun Zhang, Jian Shen, Xusheng Wang, Jian Wu, Feng Zhang
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Patent number: 7611977Abstract: This invention discloses a process of phosphorus diffusion for manufacturing solar cell, comprising annealing a mono-crystalline silicon wafer in a nitrogen atmosphere at 900-950° C. for twenty to thirty minutes, carrying oxidation treatment in a hydrogen chloride atmosphere at 850-1050° C. to form a 10 to 30 nm thick oxide layer on the surface of said silicon wafer, diffusing from a phosphorus source at 850-900° C., until a block resistance of a material surface is controlled at 40 to 50 ohms, and the junction depth is at 0.2 to 1.0 microns, and annealing in a nitrogen atmosphere at 700-750° C. for thirty to sixty minutes to complete the phosphorus diffusion of said mono-crystalline silicon wafer. This invention allows the use of 4 N˜5 N mono-crystalline silicon as the material for manufacturing solar cells, so, the low purity material such as metallurgical silicon can be used, which greatly reduces the cost of materials.Type: GrantFiled: October 3, 2008Date of Patent: November 3, 2009Assignee: CSI Cells Co. Ltd.Inventors: Lingjun Zhang, Yunxiang Zuo
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Publication number: 20090093081Abstract: This invention discloses a process of phosphorus diffusion for manufacturing solar cell, comprising annealing a mono-crystalline silicon wafer in a nitrogen atmosphere at 900-950° C. for twenty to thirty minutes, carrying oxidation treatment in a hydrogen chloride atmosphere at 850-1050° C. to form a 10 to 30 nm thick oxide layer on the surface of said silicon wafer, diffusing from a phosphorus source at 850-900° C., until a block resistance of a material surface is controlled at 40 to 50 ohms, and the junction depth is at 0.2 to 1.0 microns, and annealing in a nitrogen atmosphere at 700-750° C. for thirty to sixty minutes to complete the phosphorus diffusion of said mono-crystalline silicon wafer. This invention allows the use of 4 N˜5 N mono-crystalline silicon as the material for manufacturing solar cells, so, the low purity material such as metallurgical silicon can be used, which greatly reduces the cost of materials.Type: ApplicationFiled: October 3, 2008Publication date: April 9, 2009Applicant: CSI Cells Co., LtdInventors: Lingjun Zhang, Yunxiang Zuo
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Patent number: D658577Type: GrantFiled: June 7, 2011Date of Patent: May 1, 2012Assignee: CSI Cells Co., LtdInventors: Lingjun Zhang, Weixu Long, Feng Zhang, Xusheng Wang