Patents by Inventor Menglei Xu
Menglei 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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Publication number: 20230143714Abstract: Provided is a solar cell and a photovoltaic module. The solar cell includes a silicon substrate, and the silicon substrate includes a front surface and a back surface arranged opposite to each other. P-type conductive regions and N-type conductive regions are alternately arranged on the back surface of the silicon substrate. Front surface field regions are located on the front surface of the silicon substrate and spaced from each other. The front surface field regions each corresponds to one of the P-type conductive regions or one of the N-type conductive regions. At least one front passivation layer is located on the front surface of the silicon substrate. At least one back passivation layer is located on surfaces of the P-type conductive regions and N-type conductive regions.Type: ApplicationFiled: December 13, 2021Publication date: May 11, 2023Inventors: Menglei XU, Jie YANG, Xinyu ZHANG, Hao JIN
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Publication number: 20230141956Abstract: Provided is a solar cell module and a manufacturing method thereof, and a photovoltaic module. The solar cell module includes a substrate; and conductive layers arranged on a surface of the substrate and separated from each other. Solar sub-cells are provided on a surface of the conductive layer. Grooves are provided between adjacent solar sub-cells to separate the solar sub-cells from each other. Each of the solar sub-cells includes a hole transport layer, a perovskite layer and an electron transport layer that are stacked on the surface of the conductive layer. The hole transport layer of each solar sub-cell includes branch electrodes separated from each other. Each of the branch electrodes contacts an interior of the conductive layer. The solar cell module further includes an electrode. The electrode successively passes through the electron transport layer and the perovskite layer and is connected to the branch electrodes.Type: ApplicationFiled: December 10, 2021Publication date: May 11, 2023Inventors: Chen CHEN, Bairu LI, Menglei XU, Jie YANG, Xinyu ZHANG, Hao JIN
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BUSBAR-FREE INTERDIGITATED BACK CONTACT SOLAR CELL AND INTERDIGITATED BACK CONTACT SOLAR CELL MODULE
Publication number: 20230144807Abstract: Provided is a busbar-free interdigitated back contact (IBC) solar cell and an IBC solar cell module. The IBC solar cell includes a semiconductor substrate, finger electrode lines and conductive lines. The finger electrode lines include first finger electrode lines and second finger electrode lines that are alternately arranged on the semiconductor substrate. The conductive lines include first conductive lines and second conductive lines that are alternately arranged. The first conductive lines are connected to the first finger electrode lines and spaced apart from the second finger electrode lines. The second conductive lines are connected to the second finger electrode lines and spaced apart from the first finger electrode lines.Type: ApplicationFiled: December 13, 2021Publication date: May 11, 2023Inventors: Xiu FENG, Menglei XU, Jie YANG, Xinyu ZHANG, Hao JIN -
Publication number: 20230129635Abstract: Provided is a photovoltaic module, including: a substrate, at least one solar cell string and a packaging portion, wherein a bottom of the packaging portion has a packaging slot, the substrate and the at least one solar cell string are arranged in the packaging slot, the at least one solar cell string is arranged on a top surface of the substrate, a packaging gap is formed between a side surface of the substrate and a side surface of the packaging slot, a first packaging layer is arranged in the packaging gap, and the first packaging layer is configured to seal the packaging gap.Type: ApplicationFiled: November 30, 2021Publication date: April 27, 2023Inventors: Chengjun GU, Bairu LI, Menglei XU, Jie YANG, Xinyu ZHANG, Hao JIN
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Publication number: 20230123997Abstract: Provided are a solar cell and a photovoltaic module. The solar cell includes: a silicon substrate; a passivation layer provided on a surface of the silicon substrate; a first electrode conductor at least partially arranged on the passivation layer and including a body portion and protruding portions located on two ends of the body portion; and a second electrode conductor at least partially arranged on the passivation layer and at least partially overlapping with the protruding portions. A length of each of the protruding portions in a width direction of the body portion is greater than a width of the body portion.Type: ApplicationFiled: November 18, 2021Publication date: April 20, 2023Inventors: Xiaowen ZHANG, Wenqi LI, Shijie ZHAO, Ding YU, Jialei CHAI, Jie YANG, Menglei XU
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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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Publication number: 20230006076Abstract: Embodiments of the present disclosure provide a solar cell and a solar cell module. The solar cell includes a first region and a second region, and further includes a substrate having a first surface and a second surface; a tunneling layer covering the second surface; a first emitter disposed on part of the tunneling layer in the first region; and a second emitter disposed on part of the tunneling layer in the second region and on the first emitter, a conductivity type of the second emitter being different from a conductivity type of the first emitter. The solar cell further includes a first electrode disposed in the first region and configured to electrically connect with the first emitter by penetrating through the second emitter; and a second electrode disposed in the second region and configured to electrically connect with the second emitter.Type: ApplicationFiled: July 30, 2021Publication date: January 5, 2023Inventors: Menglei XU, Jie YANG, 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: 20220376124Abstract: A solar cell including: a substrate having front and back surfaces, the back surface includes first, second and gap regions, the first and second regions are staggered and spaced from each other in a first direction, and each gap region is provided between one first region and one second region adjacent thereto by recessing toward interior of the substrate; a first conductive layer formed over the first region; a second conductive layer formed over the second region, the second conductive layer has a conductivity type opposite to the first conductive layer; a first electrode forming electrical contact with the first conductive layer; a second electrode forming electrical contact with the second conductive layer; and a boundary region between the gap region and the first and/or second conductive layer adjacent thereto, and a line-pattern concave and convex texture structure is formed on the back surface corresponding to the boundary region.Type: ApplicationFiled: August 2, 2022Publication date: November 24, 2022Inventors: Xiu FENG, Menglei XU, Jie YANG, Xinyu ZHANG
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Publication number: 20220254942Abstract: The embodiments of the present disclosure provide a photovoltaic module including a base plate, a cell string and a cover plate stacked in order; a first packaging layer located between the base plate and the cover plate and surrounding the cell string, the first packaging layer, the base plate and the cover plate defining a sealed space; and a moisture treatment layer located in the sealed space. The moisture treatment layer includes at least one of a functional layer and a moisture detection layer. The functional layer is adaptive to absorb moisture and be converted into a solidified layer, the solidified layer has a degree of cross linking greater than a degree of cross linking of the functional layer. The moisture detection layer is adaptive to detect and determine whether there is moisture in the sealed space through response information of the moisture detection layer.Type: ApplicationFiled: April 25, 2022Publication date: August 11, 2022Inventors: Bairu LI, Menglei XU, Jie YANG, 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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Patent number: 11355660Abstract: The embodiments of the present disclosure provide a photovoltaic module including a base plate, a cell string and a cover plate stacked in order; a first packaging layer located between the base plate and the cover plate and surrounding the cell string, the first packaging layer, the base plate and the cover plate defining a sealed space; and a moisture treatment layer located in the sealed space. The moisture treatment layer includes at least one of a functional layer and a moisture detection layer. The functional layer is adaptive to absorb moisture and be converted into a solidified layer, the solidified layer has a degree of cross linking greater than a degree of cross linking of the functional layer. The moisture detection layer is adaptive to detect and determine whether there is moisture in the sealed space through response information of the moisture detection layer.Type: GrantFiled: December 1, 2020Date of Patent: June 7, 2022Assignees: ZHEJIANG JINKO SOLAR CO., LTD., JINKO SOLAR CO., LTD.Inventors: Bairu Li, Menglei Xu, Jie Yang, 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: 20220140166Abstract: The embodiments of the present disclosure provide a photovoltaic module including a base plate, a cell string and a cover plate stacked in order; a first packaging layer located between the base plate and the cover plate and surrounding the cell string, the first packaging layer, the base plate and the cover plate defining a sealed space; and a moisture treatment layer located in the sealed space. The moisture treatment layer includes at least one of a functional layer and a moisture detection layer. The functional layer is adaptive to absorb moisture and be converted into a solidified layer, the solidified layer has a degree of cross linking greater than a degree of cross linking of the functional layer. The moisture detection layer is adaptive to detect and determine whether there is moisture in the sealed space through response information of the moisture detection layer.Type: ApplicationFiled: December 1, 2020Publication date: May 5, 2022Inventors: Bairu LI, Menglei XU, Jie YANG, Xinyu ZHANG, Hao JIN
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Publication number: 20220062346Abstract: The present disclosure relates to the field of miRNA and exosomes, in particular to the use of miRNA in preparation of drugs for preventing and treating osteoarthritis, and the use of miRNA exosomes with high expression. The present disclosure provides the use of miR-155-5p in preparation of drugs for preventing and/or treating osteoarthritis. The nucleotide sequence of miR-155-5p is set forth in SEQ ID NO.:1. Use of the present disclosure can improve miR-155-5p expression by targeting miR-155-5p to Runx2, promote chondrocyte growth proliferation, migration, and extracellular matrix secretion and inhibition of cell apoptosis, thus producing the effect of preventing or treating osteoarthritis.Type: ApplicationFiled: June 15, 2021Publication date: March 3, 2022Applicant: SUZHOU MUNICIPAL HOSPITAL (NORTH DISTRICT)Inventors: Yuefeng Hao, Xing Yang, Jing Zhou, Menglei Xu, Dechun Geng
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Patent number: 10892377Abstract: Example embodiments relate to selective deposition for interdigitated patterns in solar cells. One embodiment includes a method for creating an interdigitated pattern for a solar cell. The method includes providing a substrate of the solar cell. A surface of the substrate includes one or more exposed regions and one or more regions covered by a patterned first passivation layer stack protected by a hard mask. The method also includes selectively depositing a second passivation layer stack that includes at least a first layer of amorphous silicon (a-Si) on the one or more exposed regions such that the first passivation layer stack and the second passivation layer stack form the interdigitated pattern. Selectively depositing the second passivation layer stack includes adding a sublayer of the first layer on the hard mask, etching the added sublayer on the hard mask, and cleaning a surface of the remaining added sublayer.Type: GrantFiled: August 14, 2019Date of Patent: January 12, 2021Assignees: IMEC VZW, Katholieke Universiteit Leuven, KU LEUVEN R&DInventors: Menglei Xu, Twan Bearda, Hariharsudan Sivaramakrishnan Radhakrishnan, Jef Poortmans
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Publication number: 20200091368Abstract: Example embodiments relate to selective deposition for interdigitated patterns in solar cells. One embodiment includes a method for creating an interdigitated pattern for a solar cell. The method includes providing a substrate of the solar cell. A surface of the substrate includes one or more exposed regions and one or more regions covered by a patterned first passivation layer stack protected by a hard mask. The method also includes selectively depositing a second passivation layer stack that includes at least a first layer of amorphous silicon (a-Si) on the one or more exposed regions such that the first passivation layer stack and the second passivation layer stack form the interdigitated pattern. Selectively depositing the second passivation layer stack includes adding a sublayer of the first layer on the hard mask, etching the added sublayer on the hard mask, and cleaning a surface of the remaining added sublayer.Type: ApplicationFiled: August 14, 2019Publication date: March 19, 2020Inventors: Menglei Xu, Twan Bearda, Hariharsudan Sivaramakrishnan Radhakrishnan, Jef Poortmans
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Patent number: 10326031Abstract: Methods of patterning an amorphous semiconductor layer according to a predetermined pattern via laser ablation with a pulsed laser having a laser wavelength are disclosed. In one aspect, a method may include providing the amorphous semiconductor layer on a substrate, providing a distributed Bragg reflector on the amorphous semiconductor layer, wherein the distributed Bragg reflector is reflective at the laser wavelength, providing an absorbing layer on the distributed Bragg reflector, wherein the absorbing layer is absorptive at the laser wavelength, patterning the absorbing layer by laser ablation, in accordance with the predetermined pattern, patterning the distributed Bragg reflector by performing an etching step using the patterned absorbing layer as an etch mask, and etching the amorphous semiconductor layer using the patterned distributed Bragg reflector as an etch mask.Type: GrantFiled: November 3, 2017Date of Patent: June 18, 2019Assignees: IMEC vzw, Katholieke Universiteit LeuvenInventors: Menglei Xu, Miha Filipic, Twan Bearda
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Publication number: 20180122963Abstract: Methods of patterning an amorphous semiconductor layer according to a predetermined pattern via laser ablation with a pulsed laser having a laser wavelength are disclosed. In one aspect, a method may include providing the amorphous semiconductor layer on a substrate, providing a distributed Bragg reflector on the amorphous semiconductor layer, wherein the distributed Bragg reflector is reflective at the laser wavelength, providing an absorbing layer on the distributed Bragg reflector, wherein the absorbing layer is absorptive at the laser wavelength, patterning the absorbing layer by laser ablation, in accordance with the predetermined pattern, patterning the distributed Bragg reflector by performing an etching step using the patterned absorbing layer as an etch mask, and etching the amorphous semiconductor layer using the patterned distributed Bragg reflector as an etch mask.Type: ApplicationFiled: November 3, 2017Publication date: May 3, 2018Inventors: Menglei Xu, Miha Filipic, Twan Bearda