Patents Examined by Golam Mowla
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Patent number: 11777044Abstract: A solar module having at least two substring groups, each including an upper substring having solar cells connected in series and arranged in a matrix having two adjacent columns and a plurality of rows, and a lower substring having solar cells connected in series and arranged in a matrix having two adjacent columns and a plurality of rows. The lower and upper substrings include the same number of solar cells. A cross-connector interconnects the lower and upper substrings electrically in parallel forming the substring group. A bypass diode is arranged electrically in the cross-connector, and cross-connectors of each substring group are interconnected electrically in series. Two columns of the lower substring include a different number of solar cells and two columns of the upper substring include a different number of solar cells, such that the number of solar cells of the upper substring and of the lower substring is odd.Type: GrantFiled: November 18, 2020Date of Patent: October 3, 2023Assignee: HANWHA Q CELLS GMBHInventors: Christian Gerbig, Marcel Kühne, Michael Mette
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Patent number: 11776764Abstract: A solar cell system and a flexible solar panel are disclosed herein. The solar cell system includes a glass housing, a set of rows of solar cells each defining a front side and a rear side and arranged within the glass housing. The solar cell system can also include a reflective element disposed in the glass housing and facing the rear side of the set of rows of solar cells and a first terminal coupled to a first end of the set of rows of solar cells, traversing through and sealed against the first end of the glass housing. The solar cell system can be configured with other solar cell systems into the flexible solar panel that is deployable in a wide range of potential applications.Type: GrantFiled: October 3, 2022Date of Patent: October 3, 2023Assignee: Taka Solar CorporationInventor: Christopher Dwight Barnes
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Patent number: 11765974Abstract: A thermoelectric power generation device includes: a high-temperature plate having an upper face; a low-temperature plate having a lower face; a thermoelectric module disposed between the upper face and the lower face; a sealing portion disposed between the upper and lower faces, the sealing portion sealing the thermoelectric module at a circumferential portion of the upper face and a circumferential portion of the lower face; a first positioning portion disposed at the circumferential portion of the upper face; and a second positioning portion disposed at the circumferential portion of the lower face. The first positioning portion positions the sealing portion at the circumferential portion of the upper face, and the second positioning portion positions the sealing portion at the circumferential portion of the lower face.Type: GrantFiled: December 21, 2021Date of Patent: September 19, 2023Assignee: KELK Ltd.Inventors: Toshihiko Kishizawa, Masakazu Oba
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Patent number: 11757051Abstract: Methods of producing a graphic mesh for a solar module are described in which mesh parameters such as warp fiber thickness, weft fiber thickness, and open area size are determined to meet a target energetic efficiency and a chromatic effectiveness. In some embodiments, chromatic effectiveness is based on mesh count, where the mesh count is set according to a distance at which the mesh will be viewed when assembled into the solar module. The mesh has a plurality of warp fibers having the warp fiber thickness and a plurality of weft fibers having the weft fiber thickness, that are interlaced to form a plurality of mesh unit cells. A graphic appearance is printed into the mesh using a coloring substance, where the coloring substance is absorbed by the fiber material to form the graphic mesh.Type: GrantFiled: April 26, 2021Date of Patent: September 12, 2023Assignee: Kamereon, Inc.Inventors: Andrea Demonte, Daniele Pes
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Patent number: 11749765Abstract: A method of manufacturing a photovoltaic product (1) with a plurality of serially interconnected photovoltaic cells (1A, 1B) is disclosed that comprises depositing a stack with a bottom electrode layer (12), a top electrode layer (16) and a photovoltaic layer (14) arranged between said first and said top electrode layer, the bottom electrode layer and the photovoltaic layer having an interface layer (13). The method further comprises partitioning said stack into respective lateral portions associated with respective photovoltaic cells (1A, 1B), with a boundary region (1AB) between each photovoltaic cell (1A) and a subsequent photovoltaic cell (1B), and serially interconnecting mutually subsequent photovoltaic cells in a boundary region. Partitioning includes forming one or more trenches (20; 22; 23) extending through the top electrode layer and the photovoltaic layer to expose the bottom electrode layer, with at least an irradiation sub-step and subsequent thereto a mechanical fragment removal sub-step.Type: GrantFiled: July 17, 2020Date of Patent: September 5, 2023Assignee: Nederlandse Organisatie voor toegepast-natuurwetenschappelijk onderzoek TNOInventors: Johan Bosman, Anne Ference Karel Victor Biezemans, Veronique Stephanie Gevaerts
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Patent number: 11749767Abstract: The inventive concept discloses a solar cell and a method for manufacturing the same. The solar cell includes a semiconductor substrate, an emitter layer disposed on one surface of the substrate, and a cooling layer disposed on one surface of the emitter layer, and the cooling layer absorbs a far-infrared ray from irradiated sunlight and emits a wavelength of the absorbed far-infrared ray.Type: GrantFiled: January 19, 2022Date of Patent: September 5, 2023Assignee: Korea University Research and Business FoundationInventors: Hae-Seok Lee, Yoonmook Kang, Seungwoo Lee, Hoonjoo Choi, Wonwook Oh, Hyeon Ho Kim, HyunJung Park, Yujin Jung, MyeongSeob Sim, Dongjin Choi
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Patent number: 11742448Abstract: A multijunction solar cell including an upper first solar subcell having a first band gap and positioned for receiving an incoming light beam; and a second solar subcell disposed below and adjacent to and lattice matched with said upper first solar subcell, and having a second band gap smaller than said first band gap; wherein at least one of the solar subcells has a graded band gap throughout the thickness of at least a portion of its emitter layer and base layer.Type: GrantFiled: January 27, 2022Date of Patent: August 29, 2023Inventors: John Hart, Daniel Derkacs, Zachary Bittner, Andrew Espenlaub
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Patent number: 11728455Abstract: A method of producing photovoltaic cells with the ?-tandem architecture based on crystalline silicon substrates and quantum dots, ensuring both effective and stable operation of the entire tandem system as well as high absorption in the spectral range from UV to MIR and operation in scattered and incident light conditions at different angles, acting as an anti-reflective layer. A further purpose of the invention is to develop a new structure of a ?-tandem photovoltaic cell based on microcrystalline silicon (Si) layers and a layer of nanometric semiconductor structures with a core-shell architecture such that the resulting structures work as a tandem cell with the characteristics of micro-cells, connected together in its lower part.Type: GrantFiled: October 26, 2021Date of Patent: August 15, 2023Assignee: ML System Spolka AkcyjnaInventor: Pawel Kwasnicki
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Patent number: 11728453Abstract: A stacked monolithic multijunction solar cell, which includes a first subcell having a p-n junction with an emitter layer and a base layer, the thickness of the emitter layer being less than the thickness of the base layer at least by a factor of ten, and the first subcell comprising a substrate having a semiconductor material from the groups III and V or a substrate from the group IV, and which further includes a second subcell arranged on the first subcell and a third subcell arranged on the second subcell, the two subcells each including an emitter layer and a base layer, and a tunnel diode and a back side field layer each being formed between the subcells, the thickness of the emitter layer being greater than the thickness of the base layer in each case between the second subcell and in the third subcell.Type: GrantFiled: July 12, 2021Date of Patent: August 15, 2023Assignee: AZUR SPACE Solar Power GmbHInventors: Daniel Fuhrmann, Rosalinda Van Leest, Gregor Keller, Matthias Meusel
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Patent number: 11721776Abstract: Provided are a photovoltaic module, comprising a solar cell string having a plurality of solar cells arranged in sequence, adjacent solar cells being connected by solder strips, the solder strip being connected to a front surface of one solar cell and to a back surface of the other solar cell, a long-side dimension of the solar cell being within a range of 150 mm to 220 mm; two protective adhesive layers respectively covering front and back surfaces of the solar cell string, a dimensional difference between thicknesses of one protective adhesive layer and the solder strip being defined as first thickness, a ratio of the first thickness to the thickness of one protective adhesive layer being not less than 0 and not greater than 20%; a transparent plate covering the protective adhesive layer on the front surface; and a back plate covering the protective adhesive layer on the back surface.Type: GrantFiled: August 27, 2021Date of Patent: August 8, 2023Assignees: Shanghai Jinko Green Energy Enterprise Management Co., Ltd., Zhejiang Jinko Solar Co., Ltd.Inventors: Zhiqiu Guo, Guohui Hao, Wusong Tao, Shiliang Huang, Luchuang Wang, Yingying Peng
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Patent number: 11715807Abstract: A multijunction solar cell including an upper first solar subcell having a first band gap and positioned for receiving an incoming light beam; a second solar subcell disposed below and adjacent to and lattice matched with said upper first solar subcell, and having a second band gap smaller than said first band gap; wherein at least one of the solar subcells has a graded band gap throughout the thickness of at least a portion of the active layer.Type: GrantFiled: September 6, 2022Date of Patent: August 1, 2023Assignee: SolAero Technologies Corp.Inventors: John Hart, Daniel Derkacs, Zachary Bittner, Andrew Espenlaub
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Patent number: 11710750Abstract: A semiconductor device includes element regions which each include a first region of a first conductivity type, a second region of the first conductivity type on the first region and having a higher impurity concentration than that of the first region, a third region of a second conductivity type on the second region. The second region is between the first and third regions in a first direction. A first insulating portion surrounds each element region in a first plane. A fourth region of the first conductivity type surrounds each element region and the first insulating portion in the first plane. The fourth region has a higher impurity concentration than that of the first region. A quenching structure is above a part of the fourth region in the first direction and electrically connected to the third region.Type: GrantFiled: August 26, 2021Date of Patent: July 25, 2023Assignees: Kabushiki Kaisha Toshiba, Toshiba Electronic Devices & Storage CorporationInventors: Mitsuhiro Sengoku, Nobu Matsumoto, Koichi Kokubun
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Patent number: 11706985Abstract: A thermoelectric conversion element includes a thermoelectric conversion material portion having a compound semiconductor composed of first base material element A and second base material element B and represented by Ax-cBy with value of x being smaller by c with respect to a compound AxBy according to a stoichiometric ratio, a first electrode disposed in contact with the thermoelectric conversion material portion, and a second electrode disposed in contact with the thermoelectric conversion material portion and apart from the first electrode. An A-B phase diagram includes a first region corresponding to low temperature phase, second region corresponding to high temperature phase, and third region corresponding to coexisting phase, sandwiched between the low temperature phase and the high temperature phase, in which the low and high temperature phases coexist. A temperature at a boundary between the first region and the third region changes monotonically with a change in c.Type: GrantFiled: June 24, 2020Date of Patent: July 18, 2023Assignees: SUMITOMO ELECTRIC INDUSTRIES, LTD., TOYOTA SCHOOL FOUNDATIONInventors: Masahiro Adachi, Yoshiyuki Yamamoto, Tsunehiro Takeuchi
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Patent number: 11695088Abstract: Embodiments of the invention generally relate to photovoltaic devices. In one embodiment, a method for forming a gallium arsenide based photovoltaic device includes providing a semiconductor structure, the structure including an absorber layer comprising gallium arsenide. A bypass function is provided in a p-n junction of the semiconductor structure, where under reverse-bias conditions the p-n junction breaks down in a controlled manner by a Zener breakdown effect.Type: GrantFiled: November 17, 2021Date of Patent: July 4, 2023Assignee: Utica Leaseco, LLCInventors: Hui Nie, Brendan M. Kayes, Isik C. Kizilyalli
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Patent number: 11695106Abstract: Systems and methods are provided for carbon additives for direct coating of silicon-dominant anodes. An example composition for use in directly coated anodes may include a silicon-dominated anode active material, a carbon-based binder, and a carbon-based additive, with the composition being configured for low-temperature pyrolysis. The low-temperature pyrolysis may be conducted at <600° C. An anode may be formed using a direct coating process of the composition on a current collector. The anode active material yields silicon constituting between 86% and 97% of weight of the formed anode after pyrolysis. The carbon-based additive yields carbon constituting between 2% and 6% of weight of the formed anode after pyrolysis.Type: GrantFiled: April 4, 2022Date of Patent: July 4, 2023Assignee: ENEVATE CORPORATIONInventors: Monika Chhorng, David J. Lee, Rahul Kamath
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Patent number: 11696456Abstract: A solar cell 100 includes a substrate 1, a first electrode 6, an electron transport layer 2, a first photoelectric conversion layer 3, and a coating layer 5. The first photoelectric conversion layer 3 is disposed between the first electrode 6 and the substrate 1. The substrate 1 has a first main surface and a second main surface, and the second main surface has an uneven structure. The electron transport layer 2 has a first main surface and a second main surface, and the first main surface and the second main surface each have an uneven structure. The first photoelectric conversion layer 3 has a first main surface and a second main surface. The second main surface of the substrate 1 faces the first main surface of the electron transport layer 2.Type: GrantFiled: May 23, 2022Date of Patent: July 4, 2023Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Kenji Kawano, Taisuke Matsui, Akio Matsushita, Maki Hiraoka
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Patent number: 11695085Abstract: A photovoltaic cell can include a nitrogen-containing metal layer in contact with a semiconductor layer.Type: GrantFiled: January 11, 2019Date of Patent: July 4, 2023Assignee: First Solar, Inc.Inventors: Upali Jayamaha, Michael T. Steele, Syed Zafar
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Patent number: 11677039Abstract: A photovoltaic structure includes a substrate; and a plurality of off-axis, doped silicon regions outward of the substrate. The plurality of off-axis, doped silicon regions have an off-axis lattice orientation at a predetermined non-zero angle. A plurality of photovoltaic devices of a first chemistry are located outward of the plurality of off-axis, doped silicon regions. Optionally, a plurality of photovoltaic devices of a second chemistry, different than the first chemistry, are located outward of the substrate and are spaced away from the plurality of off-axis, doped silicon regions.Type: GrantFiled: November 18, 2021Date of Patent: June 13, 2023Assignee: International Business Machines CorporationInventors: Devendra K. Sadana, Ning Li
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Patent number: 11677038Abstract: An apparatus and method for producing a perpetual energy harvester which harvests ambient near ultraviolet to infrared radiation and provides continual power regardless of the environment. The device seeks to harvest the largely overlooked blackbody radiation through use of a semiconductor thermal harvester, providing a continuous source of power. Additionally, increased power output is provided through a solar harvester. The solar and thermal harvesters are physically connected but electrically isolated.Type: GrantFiled: May 28, 2011Date of Patent: June 13, 2023Assignee: BANPIL PHOTONICS, INC.Inventor: Achyut Kumar Dutta
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Patent number: 11665917Abstract: An energy harvesting system for generating electrical energy, includes a first substrate, a perovskite layer formed on the first substrate, a charge transport layer disposed on the perovskite layer, and the charge transport layer being configured to slide over the perovskite layer, and a second substrate formed on the charge transport layer.Type: GrantFiled: August 18, 2021Date of Patent: May 30, 2023Assignee: Research & Business Foundation Sungkyunkwan UniversityInventors: Nam-Gyu Park, Ma Chunqing, Yeon Woo Choi