Patents by Inventor Peiting ZHENG
Peiting ZHENG 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: 20240088308Abstract: Embodiments of the present disclosure relates to the field of solar cells, and in particular to a solar cell and a photovoltaic module. The solar cell includes: a substrate having a front surface and a rear surface; a first tunnel layer and a first doped conductive layer sequentially formed over the front surface of the substrate, the first tunnel layer and the first doped conductive layer are each aligned with a metal pattern region on the front surface; and a second tunnel layer and a second doped conductive layer sequentially formed over the rear surface of the substrate, and in a respective Raman spectrum, a full width at half maximum corresponding to the first doped conductive layer is not greater than a full width at half maximum corresponding to the second doped conductive layer.Type: ApplicationFiled: November 2, 2022Publication date: March 14, 2024Inventors: Jie MAO, Zhao WANG, Peiting ZHENG, Jie YANG, Xinyu ZHANG
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Publication number: 20240088310Abstract: A photovoltaic cell is provided, including a substrate having a front surface with metal and non-metal pattern regions, first and second pyramid structures in each metal pattern region, third and fourth pyramid structures in each non-metal pattern region, a first tunneling layer and a first doped conductive layer on a portion of the front surface in a respective metal pattern region, and a second tunneling layer and a second doped conductive layer on a rear surface of the substrate. A dimension of a bottom portion of each first pyramid structure is greater than that of each second pyramid structure. A dimension of a bottom portion of each third pyramid structure is greater than that of each fourth pyramid structure. An area proportion of the first pyramid structures in the metal pattern region is greater than that of the third pyramid structures in a respective non-metal pattern region.Type: ApplicationFiled: October 5, 2022Publication date: March 14, 2024Inventors: Jie MAO, Zhao WANG, Peiting ZHENG, Jie YANG, Xinyu ZHANG
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Publication number: 20240088311Abstract: A photovoltaic cell is provided, including a substrate having a front surface with metal and non-metal pattern regions, first and second pyramid structures in each metal pattern region, third and fourth pyramid structures in each non-metal pattern region, a first tunneling layer and a first doped conductive layer on a portion of the front surface in a respective metal pattern region, and a second tunneling layer and a second doped conductive layer on a rear surface of the substrate. A dimension of a bottom portion of each first pyramid structure is greater than that of each second pyramid structure. A dimension of a bottom portion of each third pyramid structure is greater than that of each fourth pyramid structure. An area proportion of the first pyramid structures in the metal pattern region is greater than that of the third pyramid structures in a respective non-metal pattern region.Type: ApplicationFiled: September 13, 2023Publication date: March 14, 2024Inventors: Jie MAO, Zhao WANG, Peiting ZHENG, Jie YANG, Xinyu ZHANG
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Publication number: 20240088312Abstract: A photovoltaic cell is provided, including a substrate having a front surface with metal pattern regions and a rear surface, first pyramid structures in each metal pattern region, platform protrusion structures on the rear surface, a first tunneling layer and a first doped conductive layer on a portion of the front surface in a respective metal pattern region, and a second tunneling layer and a second doped conductive layer on the rear surface. A height of each first pyramid structure is greater than that of each platform protrusion structure. A one-dimensional dimension of a bottom portion of each first pyramid structure is less than that of each platform protrusion structure. A doping element type of the first doped conductive layer is the same as that of the substrate. A doping element type of the second doped conductive layer is different from that of the first doped conductive layer.Type: ApplicationFiled: September 19, 2023Publication date: March 14, 2024Inventors: Jie MAO, Zhao WANG, Peiting ZHENG, Jie YANG, Xinyu ZHANG
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Patent number: 11923468Abstract: A photovoltaic cell is provided, including a substrate having a front surface with metal and non-metal pattern regions, first and second pyramid structures in each metal pattern region, third and fourth pyramid structures in each non-metal pattern region, a first tunneling layer and a first doped conductive layer on a portion of the front surface in a respective metal pattern region, and a second tunneling layer and a second doped conductive layer on a rear surface of the substrate. A dimension of a bottom portion of each first pyramid structure is greater than that of each second pyramid structure. A dimension of a bottom portion of each third pyramid structure is greater than that of each fourth pyramid structure. An area proportion of the first pyramid structures in the metal pattern region is greater than that of the third pyramid structures in a respective non-metal pattern region.Type: GrantFiled: October 5, 2022Date of Patent: March 5, 2024Assignees: ZHEJIANG JINKO SOLAR CO., LTD., JINKO SOLAR CO., LTD.Inventors: Jie Mao, Zhao Wang, Peiting Zheng, Jie Yang, Xinyu Zhang
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Publication number: 20230420589Abstract: A solar cell includes a substrate having a front surface and a back surface opposite to the front surface; a first passivation layer, a second passivation layer and a third passivation layer sequentially formed on the front surface of the substrate and in a direction away from the substrate; where the first passivation layer includes a dielectric material; the second passivation layer includes a first SiuNv material, and a value of v/u is 1.3?v/u?1.7; and the third passivation layer includes a SirOs material, and a value of s/r is 1.9?s/r?3.2; and a tunneling oxide layer and a doped conductive layer sequentially formed on the back surface of the substrate and in a direction away from the back surface; the doped conductive layer and the substrate are doped to have a same conductivity type.Type: ApplicationFiled: August 11, 2023Publication date: December 28, 2023Inventors: Wenqi LI, Peiting ZHENG, Jie YANG, Menglei XU, Xinyu ZHANG, Hao JIN
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Publication number: 20230395740Abstract: A photovoltaic cell is provided, including: a substrate; a tunneling layer, a field passivation layer and a first passivation film that are sequentially disposed on a rear surface of the substrate; and a first electrode. The first electrode penetrates the first passivation film and is in contact with the field passivation layer. A doping concentration of the first doping element in the tunneling layer is less than a doping concentration of the first doping element in the field passivation layer, and the doping concentration of the first doping element in the tunneling layer is greater than a doping concentration of the first doping element in the substrate. The field passivation layer includes a first doped region and a second doped region, and a doping curve slope of the first doped region is greater than a doping curve slope of the second doped region.Type: ApplicationFiled: July 7, 2022Publication date: December 7, 2023Inventors: Jie MAO, Menglei XU, Peiting ZHENG, Jie YANG, Xinyu ZHANG
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Patent number: 11837673Abstract: A photovoltaic cell is provided, including a substrate having a front surface with metal and non-metal pattern regions, first and second pyramid structures in each metal pattern region, third and fourth pyramid structures in each non-metal pattern region, a first tunneling layer and a first doped conductive layer on a portion of the front surface in a respective metal pattern region, and a second tunneling layer and a second doped conductive layer on a rear surface of the substrate. A dimension of a bottom portion of each first pyramid structure is greater than that of each second pyramid structure. A dimension of a bottom portion of each third pyramid structure is greater than that of each fourth pyramid structure. An area proportion of the first pyramid structures in the metal pattern region is greater than that of the third pyramid structures in a respective non-metal pattern region.Type: GrantFiled: October 5, 2022Date of Patent: December 5, 2023Assignees: ZHEJIANG JINKO SOLAR CO., LTD., JINKO SOLAR CO., LTD.Inventors: Jie Mao, Zhao Wang, Peiting Zheng, Jie Yang, Xinyu Zhang
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Patent number: 11791426Abstract: A photovoltaic cell is provided, including a substrate having a front surface with metal pattern regions and a rear surface, first pyramid structures in each metal pattern region, platform protrusion structures on the rear surface, a first tunneling layer and a first doped conductive layer on a portion of the front surface in a respective metal pattern region, and a second tunneling layer and a second doped conductive layer on the rear surface. A height of each first pyramid structure is greater than that of each platform protrusion structure. A one-dimensional dimension of a bottom portion of each first pyramid structure is less than that of each platform protrusion structure. A doping element type of the first doped conductive layer is the same as that of the substrate. A doping element type of the second doped conductive layer is different from that of the first doped conductive layer.Type: GrantFiled: October 5, 2022Date of Patent: October 17, 2023Assignees: ZHEJIANG JINKO SOLAR CO., LTD., JINKO SOLAR CO., LTD.Inventors: Jie Mao, Zhao Wang, Peiting Zheng, Jie Yang, Xinyu Zhang
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Patent number: 11784266Abstract: A solar cell includes a substrate having a front surface and a back surface opposite to the front surface; a first passivation layer, a second passivation layer and a third passivation layer sequentially formed on the front surface of the substrate and in a direction away from the substrate; where the first passivation layer includes a dielectric material; the second passivation layer includes a first SiuNv material, and a value of v/u is 1.3?v/u?1.7; and the third passivation layer includes a SirOs material, and a value of s/r is 1.9?s/r?3.2; and a tunneling oxide layer and a doped conductive layer sequentially formed on the back surface of the substrate and in a direction away from the back surface; the doped conductive layer and the substrate are doped to have a same conductivity type.Type: GrantFiled: October 18, 2021Date of Patent: October 10, 2023Assignees: SHANGHAI JINKO GREEN ENERGY ENTERPRISE MANAGEMENT CO., LTD., ZHEJIANG JINKO SOLAR CO., LTD.Inventors: Wenqi Li, Peiting Zheng, Jie Yang, Menglei Xu, Xinyu Zhang, Hao Jin
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Patent number: 11721783Abstract: Provided is a solar cell and a method for manufacturing the same, the method includes: forming a doped layer on a surface of a semiconductor substrate, the doped layer having a first doping concentration of a doping element in the doped layer; depositing, on a surface of the doped layer, a doped amorphous silicon layer including the doping element; selectively removing at least one region of the doped amorphous silicon layer; performing annealing treatment, for the semiconductor substrate to form a lightly doped region having the first doping concentration and a heavily doped region having a second doping concentration in the doped layer, the second doping concentration is greater than the first doping concentration; and forming a solar cell by post-processing the annealed semiconductor substrate. The solar cell and the method for manufacturing the same simplify the manufacturing process and improve conversion efficiency of the solar cell.Type: GrantFiled: January 19, 2022Date of Patent: August 8, 2023Assignee: Shangrao Jinko solar Technology Development Co., LTDInventors: Jie Yang, Zhao Wang, Peiting Zheng, Xinyu Zhang, Hao Jin
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Publication number: 20230155047Abstract: A solar cell and a photovoltaic module including the solar cell. The solar cell includes: a semiconductor substrate including a first surface and a second surface opposite to each other; a first dielectric layer located on the first surface; a first N+ doped layer located on a surface of the first dielectric layer; a first passivation layer located on a surface of the first N+ doped layer; a first electrode located on a surface of the first passivation layer; a second dielectric layer located on the second surface; a first P+ doped layer located on a surface of the second dielectric layer; a second passivation layer located on a surface of the first P+ doped layer; and a second electrode located on a surface of the second passivation layer.Type: ApplicationFiled: January 18, 2023Publication date: May 18, 2023Applicants: ZHEJIANG JINKO SOLAR CO., LTD, JINKO SOLAR CO., LTD.Inventors: Jie YANG, Peiting ZHENG, Xinyu ZHANG, Hao JIN
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Publication number: 20230078580Abstract: A solar cell includes a substrate having a front surface and a back surface opposite to the front surface; a first passivation layer, a second passivation layer and a third passivation layer sequentially formed on the front surface of the substrate and in a direction away from the substrate; where the first passivation layer includes a dielectric material; the second passivation layer includes a first SiuNv material, and a value of v/u is 1.3?v/u?1.7; and the third passivation layer includes a SirOs material, and a value of s/r is 1.9?s/r?3.2; and a tunneling oxide layer and a doped conductive layer sequentially formed on the back surface of the substrate and in a direction away from the back surface; the doped conductive layer and the substrate are doped to have a same conductivity type.Type: ApplicationFiled: October 18, 2021Publication date: March 16, 2023Inventors: Wenqi LI, Peiting ZHENG, Jie YANG, Menglei XU, Xinyu ZHANG, Hao JIN
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Patent number: 11588065Abstract: A solar cell and a photovoltaic module including the solar cell. The solar cell includes: a semiconductor substrate including a first surface and a second surface opposite to each other; a first dielectric layer located on the first surface; a first N+ doped layer located on a surface of the first dielectric layer; a first passivation layer located on a surface of the first N+ doped layer; a first electrode located on a surface of the first passivation layer; a second dielectric layer located on the second surface; a first P+ doped layer located on a surface of the second dielectric layer; a second passivation layer located on a surface of the first P+ doped layer; and a second electrode located on a surface of the second passivation layer.Type: GrantFiled: June 7, 2022Date of Patent: February 21, 2023Assignees: ZHEJIANG JINKO SOLAR CO., LTD, JINKO SOLAR CO., LTD.Inventors: Jie Yang, Peiting Zheng, Xinyu Zhang, Hao Jin
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Publication number: 20230006086Abstract: A structure of partial tunnel oxide passivated contact for a photovoltaic cell and a photovoltaic module. The structure comprises: a first tunnel oxide layer disposed on a surface of a cell body, and a first polysilicon film disposed on a surface of the tunnel oxide layer. The surface of the cell body has a region for passivated contact and a region for light absorption, the first tunnel oxide layer is disposed in the region for passivated contact, and a projection of the first polysilicon film on the surface of the cell body is located in the region for passivated contact.Type: ApplicationFiled: December 30, 2019Publication date: January 5, 2023Applicants: ZHEJIANG JINKO SOLAR CO., LTD., JINKO SOLAR CO., LTD.Inventors: Jie YANG, Haijie SUN, Zhao WANG, Menglei XU, Peiting ZHENG, Xinyu ZHANG, Hao JIN
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Publication number: 20220302334Abstract: A solar cell and a photovoltaic module including the solar cell. The solar cell includes: a semiconductor substrate including a first surface and a second surface opposite to each other; a first dielectric layer located on the first surface; a first N+ doped layer located on a surface of the first dielectric layer; a first passivation layer located on a surface of the first N+ doped layer; a first electrode located on a surface of the first passivation layer; a second dielectric layer located on the second surface; a first P+ doped layer located on a surface of the second dielectric layer; a second passivation layer located on a surface of the first P+ doped layer; and a second electrode located on a surface of the second passivation layer.Type: ApplicationFiled: June 7, 2022Publication date: September 22, 2022Applicants: ZHEJIANG JINKO SOLAR CO., LTD, JINKO SOLAR CO., LTD.Inventors: Jie YANG, Peiting ZHENG, Xinyu ZHANG, Hao JIN
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Patent number: 11387376Abstract: A solar cell and a photovoltaic module including the solar cell. The solar cell includes: a semiconductor substrate including a first surface and a second surface opposite to each other; a first dielectric layer located on the first surface; a first N+ doped layer located on a surface of the first dielectric layer; a first passivation layer located on a surface of the first N+ doped layer; a first electrode located on a surface of the first passivation layer; a second dielectric layer located on the second surface; a first P+ doped layer located on a surface of the second dielectric layer; a second passivation layer located on a surface of the first P+ doped layer; and a second electrode located on a surface of the second passivation layer.Type: GrantFiled: November 25, 2020Date of Patent: July 12, 2022Assignees: ZHEJIANG JINKO SOLAR CO., LTD, JINKO SOLAR CO., LTD.Inventors: Jie Yang, Peiting Zheng, Xinyu Zhang, Hao Jin
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Patent number: 11380807Abstract: The present disclosure provides a back-contact solar cell and a solar cell module. The back-contact solar cell includes: a substrate including a light-receiving surface and a back surface opposite to the light-receiving surface, wherein the substrate includes a center region and connecting regions on opposite sides of the center region; positive electrodes and negative electrodes disposed on the back surface of the substrate; auxiliary positive electrodes, disposed on one or both of the light-receiving surface and a side surface of each of the connecting regions, and configured to be electrically coupled to the plurality of positive electrodes; and auxiliary negative electrodes, disposed on one or both of the light-receiving surface and the side surface of each of the connecting regions, and configured to be electrically coupled to the plurality of negative electrodes.Type: GrantFiled: December 18, 2020Date of Patent: July 5, 2022Assignees: Jinko Green Energy (Shanghai) Management Co., LTD., ZHEJIANG JINKO SOLAR CO., LTD.Inventors: Menglei Xu, Jie Yang, Peiting Zheng, Xinyu Zhang, Hao Jin
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Publication number: 20220158010Abstract: The present disclosure provides a back-contact solar cell and a solar cell module. The back-contact solar cell includes: a substrate including a light-receiving surface and a back surface opposite to the light-receiving surface, wherein the substrate includes a center region and connecting regions on opposite sides of the center region; positive electrodes and negative electrodes disposed on the back surface of the substrate; auxiliary positive electrodes, disposed on one or both of the light-receiving surface and a side surface of each of the connecting regions, and configured to be electrically coupled to the plurality of positive electrodes; and auxiliary negative electrodes, disposed on one or both of the light-receiving surface and the side surface of each of the connecting regions, and configured to be electrically coupled to the plurality of negative electrodes.Type: ApplicationFiled: December 18, 2020Publication date: May 19, 2022Inventors: Menglei XU, Jie YANG, Peiting ZHENG, Xinyu ZHANG, Hao JIN
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Publication number: 20220140178Abstract: Provided is a solar cell and a method for manufacturing the same, the method includes: forming a doped layer on a surface of a semiconductor substrate, the doped layer having a first doping concentration of a doping element in the doped layer; depositing, on a surface of the doped layer, a doped amorphous silicon layer including the doping element; selectively removing at least one region of the doped amorphous silicon layer; performing annealing treatment, for the semiconductor substrate to form a lightly doped region having the first doping concentration and a heavily doped region having a second doping concentration in the doped layer, the second doping concentration is greater than the first doping concentration; and forming a solar cell by post-processing the annealed semiconductor substrate. The solar cell and the method for manufacturing the same simplify the manufacturing process and improve conversion efficiency of the solar cell.Type: ApplicationFiled: January 19, 2022Publication date: May 5, 2022Inventors: Jie YANG, Zhao WANG, Peiting ZHENG, Xinyu ZHANG, Hao JIN