Patents Examined by Golam Mowla
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Patent number: 11145776Abstract: A multijunction solar cell assembly and its method of manufacture including first and second discrete semiconductor body subassemblies, each semiconductor body subassembly including first, second and third lattice matched subcells; a graded interlayer adjacent to the third solar subcell and functioning as a lateral conduction layer; and a fourth solar subcell adjacent to said graded interlayer being lattice mismatched with respect to the third solar subcell; wherein the average band gap of all four cells is greater than 1.44 eV.Type: GrantFiled: June 26, 2020Date of Patent: October 12, 2021Assignee: SolAero Technologies Corp.Inventor: Daniel Derkacs
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Patent number: 11139776Abstract: A photovoltaic panel having a photovoltaic module supported by a distributed support frame is described. The distributed support frame may include a support member extending over a back surface of the photovoltaic module. For example, one or more support members may extend laterally from a support hub mounted on the back surface. The distributed support frame may reduce a span length of the photovoltaic module between support locations, and thus, may reduce a likelihood that a module laminate will crack under a design load.Type: GrantFiled: July 1, 2016Date of Patent: October 5, 2021Assignees: SunPower Corporation, Total Marketing ServicesInventors: Gabriela Elena Bunea, Lee Gorny, George Nadim Mseis
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Patent number: 11133428Abstract: The present invention pertains to a light absorption layer for forming a solar cell and a photoelectric conversion element having excellent durability and photoelectric conversion efficiency in the near infrared region, and a solar cell and a photoelectric conversion element having the light absorption layer. This light absorption layer contains a perovskite compound having a band gap energy of 1.7-4.0 eV, and a quantum dot having a band gap energy equal to or higher than 0.2 eV and equal to or lower than the band gap energy of the perovskite compound.Type: GrantFiled: March 30, 2017Date of Patent: September 28, 2021Assignee: KAO CORPORATIONInventors: Hiroji Hosokawa, Takuya Sawada, Yohei Shiraishi
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Patent number: 11133776Abstract: Discussed is a photovoltaic module including: a solar cell module including a plurality of solar cells; a converter to convert a level of first direct current (DC) power input from the solar cell module, and to output second DC power; an inverter to convert the second DC power supplied from the converter into alternating current (AC) power; and a controller to control the converter and the inverter, wherein the converter comprises: a full-bridge switching part to switch the first DC power; a transformer having an input side connected to an output terminal of the full-bridge switching part; and a half-bridge switching part connected to an output side of the transformer, wherein the controller changes a switching frequency of the full-bridge switching part and the half-bridge switching part in a first section of a waveform.Type: GrantFiled: September 21, 2018Date of Patent: September 28, 2021Assignee: LG ELECTRONICS INC.Inventors: Giyob Park, Myonghwan Kim, Byoungsu Yoon, Youngbok Jung, Kyungsoo Jung
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Patent number: 11127873Abstract: A monolithic multijunction solar cell having exactly four subcells, an uppermost first subcell having a layer made up of a component having the elements AlInP, and the lattice constant a1 of the layer being between 0.572 nm and 0.577 nm, and the indium content being between 64% and 75%, and the Al content being between 18% and 32%, and the third subcell having a layer made up of a compound having at least the elements GaInAs, and the lattice constant of the layer being between 0.572 and 0.577, and the indium content of the layer being greater than 17%, and the second subcell comprising a layer including a compound which has at least the elements GaInAsP, the layer having an arsenic content between 22% and 33% and an indium content between 52% and 65%. and the lattice constant a2 being between 0.572 and 0.577.Type: GrantFiled: September 28, 2020Date of Patent: September 21, 2021Assignee: AZUR SPACE Solar Power GmbHInventor: Matthias Meusel
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Patent number: 11127989Abstract: Provided is a battery pack. The battery pack includes a battery cell, a circuit unit, a lock member, and a lead member, the lock member and the lead member being assembled with each other to form a signal transfer path between the battery cell and the circuit unit, wherein the lock member includes a stopper protruding upward in an up-down direction that is different from an assembling direction of the lead member, and a groove portion depressed downward, the stopper and the groove portion provided at different locations from each other along the assembling direction of the lead member, and the lead member includes an end portion contacting the stopper and a pressing portion contacting the groove portion.Type: GrantFiled: April 18, 2017Date of Patent: September 21, 2021Assignee: Samsung SDI Co., Ltd.Inventor: Moonsoo Cheon
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Patent number: 11114580Abstract: Embodiments of a photovoltaic device are provided herein. The photovoltaic device can include a layer stack and an absorber layer disposed on the layer stack. The absorber layer can include a first region and a second region. Each of the first region of the absorber layer and the second region of the absorber layer can include a compound comprising cadmium, selenium, and tellurium. An atomic concentration of selenium can vary across the absorber layer. The first region of the absorber layer can have a thickness between 100 nanometers to 3000 nanometers. The second region of the absorber layer can have a thickness between 100 nanometers to 3000 nanometers. A ratio of an average atomic concentration of selenium in the first region of the absorber layer to an average atomic concentration of selenium in the second region of the absorber layer can be greater than 10.Type: GrantFiled: July 21, 2020Date of Patent: September 7, 2021Assignee: First Solar, Inc.Inventors: Kristian William Andreini, Holly Ann Blaydes, Jongwoo Choi, Adam Fraser Halverson, Eugene Thomas Hinners, William Hullinger Huber, Yong Liang, Joseph John Shiang
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Patent number: 11108038Abstract: A positive electrode for a secondary battery which enables both good battery characteristics and electrode strength at a predetermined level, a secondary battery, and a method for fabricating the positive electrode for a secondary battery are provided. The positive electrode for a secondary battery includes a current collector and an active material layer over the current collector. The active material layer includes an active material, graphene, and a binder. A carbon layer is on a surface of the active material. The proportion of the graphene in the active material layer is greater than or equal to 0.1 wt % and less than or equal to 1.0 wt %.Type: GrantFiled: June 27, 2016Date of Patent: August 31, 2021Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventors: Masaki Yamakaji, Takahiro Kawakami, Mako Motoyoshi, Rika Yatabe
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Patent number: 11101420Abstract: Disclosed are a high performance thermoelectric device and a method of manufacturing the same at ultra-high speed. The high performance thermoelectric device includes segmented structures which may provide an optimal match between the thermoelectric materials and the environmental temperature difference; blocking layers and stress-buffering layers which can reduce interface element migration and longitudinal contact thermal expansion stress and increase bonding strength; phonon scattering layers and negative thermal expansion buffering layers inserted and fixing the thermoelectric leg, thereby increasing internal thermal resistance and improving transverse thermo-match for the high performance thermoelectric device; an inner package and an outer package, thus avoiding sublimation and oxidation of the thermoelectric materials and providing the thermoelectric device with enhanced impact resistance from outside.Type: GrantFiled: October 18, 2019Date of Patent: August 24, 2021Assignee: SOUTH UNIVERSITY OF SCIENCE AND TECHNOLOGY OF CHINAInventors: Jiaqing He, Yi Zhou, Liangwei Fu, Yuexing Chen, Dan Feng
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Patent number: 11094474Abstract: A photoelectric conversion element includes a conductive support, a photoconductor layer including an electrolyte, a charge transfer layer including an electrolyte, and a counter electrode, in which the photoconductor layer has semiconductor fine particles carrying a metal complex dye represented by a specific formula.Type: GrantFiled: June 12, 2019Date of Patent: August 17, 2021Assignee: FUJIFILM CorporationInventors: Kazuhiro Hamada, Kouitsu Sasaki, Kousuke Watanabe
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Patent number: 11095248Abstract: A solar junction box for a solar panel having at least one photovoltaic cell and a foil electrically connected to the at least one cell including a housing having a base and a cover coupled to the base. The base and the cover define a cavity. The base has a mounting wall including a mounting surface configured to be mounted to the solar panel including a foil opening at the mounting surface. A contact assembly is received in the cavity having a terminal including a foil contact configured to be terminated to the foil. The foil contact has a transition leg transitioning into the foil opening to interface with the foil and a mating leg configured to be mated with the foil. The mating leg extends at or beyond the mounting wall.Type: GrantFiled: November 30, 2017Date of Patent: August 17, 2021Assignee: TE CONNECTIVITY SERVICES GmbHInventors: Matthew Edward Mostoller, Christopher George Daily
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Patent number: 11094840Abstract: One or more embodiments of the present invention are directed to a photovoltaic system. The system comprises photovoltaic cells, arranged side-by-side to form an array of photovoltaic cells. It further involves a cooling device, which comprises one or more layers, wherein the layers extend opposite to the array of photovoltaic cells and in thermal communication therewith, for cooling the cells, in operation. The one or more layers are structured such that a thermal resistance of the photovoltaic system varies across the array of photovoltaic cells, so as to remove heat from photovoltaic cells of the array with different heat removal rates, in operation. One or more embodiments of the present invention are further directed to related systems and methods for cooling such photovoltaic systems.Type: GrantFiled: July 11, 2018Date of Patent: August 17, 2021Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Emanuel Loertscher, Bruno Michel, Stephan Paredes, Patrick Ruch
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Patent number: 11088338Abstract: The present disclosure relates to a photosensitive optoelectronic device comprising two electrodes, an inorganic subcell positioned between the two electrodes, wherein the inorganic subcell comprises at least one inorganic semiconductor material having a band gap energy (EG), and an organic sensitizing window layer disposed on the inorganic subcell. In one aspect, the organic sensitizing window layer comprises a singlet fission material. In another aspect, the organic sensitizing window layer comprises a singlet fission host and a phosphorescent emitter dopant, where the singlet fission host exhibits an excitation triplet energy (ET-SF) greater than or equal to an excitation triplet energy (ET-PE) exhibited by the phosphorescent emitter dopant.Type: GrantFiled: September 10, 2018Date of Patent: August 10, 2021Assignees: The Regents of the University of Michigan, University of Southern CaliforniaInventors: Stephen R. Forrest, Mark E. Thompson
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Patent number: 11088380Abstract: The provided are an electrolyte for redox flow battery and a redox flow battery comprising the same, wherein the electrolyte for redox flow battery comprises a solute and a solvent, wherein said solute comprises at least one of anode active material and cathode active material, wherein said anode active material comprises at least one of organic compounds having a carbonyl group such as benzophenone-, benzoquinone-, dimethyl terephthalate-, and 1,4-diacetylbenzene-based organic compounds, and said cathode active material comprises at least one of amine-, tetrathiafulvalene-, and N,N,N?,N?-tetramethyl-p-phenylenediamine-based organic compounds.Type: GrantFiled: December 13, 2019Date of Patent: August 10, 2021Assignee: Seoul National University R&DB FoundationInventors: Seung Mo Oh, Hyun-seung Kim, Youngjin Kim, Taeho Yoon, Ji Heon Ryu, Junsoo Jang
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Patent number: 11081653Abstract: The present application provides a hetero-cyclic compound which may significantly improve the service life, efficiency, electrochemical stability, and thermal stability of an organic light emitting device, and an organic light emitting device in which the hetero-cyclic compound is contained in an organic compound layer.Type: GrantFiled: November 8, 2016Date of Patent: August 3, 2021Assignee: LT MATERIALS CO., LTD.Inventors: Mi-Jin Kim, Won-Jang Jeong, Jin-Seok Choi
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Patent number: 11082002Abstract: A solar cell assembly and a solar cell module are provided. The solar cell assembly includes a solar panel; and an installation member having a supporting portion configured for fixing the solar panel and a connecting portion configured for fixing the installation member onto a support beam. The supporting portion is disposed on a backside of the solar panel, the connecting portion extends out of an edge of the supporting portion along a direction parallel to the solar panel, the connecting portion locates outside of a coverage area of the solar panel, and the connecting portion defines a installation hole therein.Type: GrantFiled: June 13, 2018Date of Patent: August 3, 2021Assignee: BYD COMPANY LIMITEDInventors: Shencun Wang, Jinxin Xue, Xiang Sun, Chen Wang
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Patent number: 11075246Abstract: Method for generation of electrical power within a three-dimensional integrated structure comprising several elements electrically intercoupled by a link device, the method comprising the production of a temperature gradient in at least one region of the link device resulting from the operation of at least one of the said elements and the production of electrical power using at least one thermo-electric generator comprising at least one assembly of thermocouples electrically coupled in series and thermally coupled in parallel and contained within the said region subjected to the said temperature gradient.Type: GrantFiled: November 20, 2017Date of Patent: July 27, 2021Assignee: STMICROELECTRONICS (ROUSSET) SASInventors: Christian Rivero, Pascal Fornara
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Patent number: 11075310Abstract: A light concentrating optic for use with a photovoltaic device includes a light pipe having a first end portion for receiving light and a second end portion for outputting concentrated light. An optical element is coupled to the light pipe on the first end portion and configured to form an optical interface between the light pipe and the optical element. The optical element includes at least one light transmitting surface configured to redirect incident light entering the optical element to disperse the light to fall incident on side walls of the light pipe to increase homogeneity and intensity of light through the second end portion.Type: GrantFiled: April 15, 2016Date of Patent: July 27, 2021Assignees: International Business Machines Corporation, King Abdulaziz City for Science and TechnologyInventors: Alhassan Badahdah, Hussam Khonkar, Yves C. Martin, Theodore G. Van Kessel
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Patent number: 11075351Abstract: A packaging structure with groove includes a substrate, a lower conductive layer, an optical element, a sealing layer and a barrier layer. The lower conductive layer is arranged on one face of the substrate. The optical element is arranged on one face of the lower conductive layer. The upper conductive layer is arranged on one face of the optical element. The packaging structure further comprises a groove defined on an inactive area of the optical element. The sealing layer is arranged on one face of the optical element and on one face of the upper conductive layer. The barrier layer is arranged on one face of the sealing layer. Because the groove is formed on inactive area of the optical element to enhance lateral sealing tightness, extended interface is provided between sealing layer/barrier layer and the substrate, thus enhance the water-resistant and gas-resistant property for package.Type: GrantFiled: January 16, 2019Date of Patent: July 27, 2021Assignee: NANOBIT TECH. CO., LTD.Inventors: Shih-Wen Liao, Yu-Yang Chang
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Patent number: 11070167Abstract: A high efficiency configuration for a solar cell module comprises solar cells arranged in a shingled manner to form super cells, which may be arranged to efficiently use the area of the solar module, reduce series resistance, and increase module efficiency. Removing a defective solar cell from a super cell may be difficult, however. It may therefore be advantageous to bypass defective solar cells in a super cell rather than remove and replace them. A bypass conductor may be applied to the rear surface of the super cell to bypass one or more defective solar cells in a super cell or in a solar module comprising super cells.Type: GrantFiled: February 14, 2020Date of Patent: July 20, 2021Assignee: SunPower CorporationInventor: Nathaniel Alexis Caswell