Patents Examined by Tae-Sik Kang
  • Patent number: 11812621
    Abstract: The present invention refers to a three terminal tandem solar generation unit (1) comprising: —a first absorbing layer (7) made of a perovskite type compound, —a second absorbing layer (11, 11?), —a first and a second interdigitated front contacts (5a, 5b) arranged on the front side of the first absorbing layer (7), the first front contact (5a) having a first polarity and the second front contact (5b) having a second polarity, —a back contact (17, 17?) having the first or the second polarity arranged on the back side of the second absorbing layer (11, 11?), —an interface layer (9, 90, 9?, 90?) arranged between the first (7) and the second (11, 11?) absorbing layers comprising a first semiconductor sub-layer (9a, 90a, 9a?, 90a?) doped according to the first polarity and a second sub-layer (9b, 90b, 9b?, 90b?) doped according to the second polarity and configured for enabling carriers associated with a polarity different than the polarity of the back contact (17, 17?) to be transferred from the second absorbing
    Type: Grant
    Filed: December 16, 2019
    Date of Patent: November 7, 2023
    Inventors: Florian Hilt, Philip Schulz, Etienne Drahi
  • Patent number: 11810985
    Abstract: A method for manufacturing a solar cell comprising forming a series of transparent electrode layer material films on electroconductive semiconductor layers on the reverse surface side of a substrate; forming metal electrode layers on the transparent electrode layer material films; forming insulation layers covering the entirety of the metal electrode layers except for a first non-insulation region, and insulation layers covering the entirety of the metal electrode layers excluding a second non-insulation region; and forming patterned transparent electrode layers and leaving the insulation layers using an etching technique in which the insulation layers are masks.
    Type: Grant
    Filed: January 27, 2022
    Date of Patent: November 7, 2023
    Assignee: KANEKA CORPORATION
    Inventor: Junichi Nakamura
  • Patent number: 11810730
    Abstract: The hybrid perovskite solar cell with an organoselenium-based polymer hole transport layer includes an optically transparent first electrode layer, an electron transport layer, and a perovskite layer. The electron transport layer is sandwiched between the optically transparent first electrode layer and the perovskite layer. The hybrid perovskite solar cell with an organoselenium-based polymer hole transport layer further includes a hole transport layer and a second electrode layer. The perovskite layer is sandwiched between the electron transport layer and the hole transport layer, and the hole transport layer is sandwiched between the perovskite layer and the second electrode layer. The hole transport layer is formed from an organoselenium-based polymer.
    Type: Grant
    Filed: September 6, 2022
    Date of Patent: November 7, 2023
    Assignee: KING FAISAL UNIVERSITY
    Inventors: Saad El Din El Sayed Elaraby Ibrahim Shaaban, Hany Mohamed Abd El-Lateef Ahmed, Mai Mostafa Khalaf Ali, Ahmed Mohammed Said Lutfi Abdelhady
  • Patent number: 11808487
    Abstract: A solar concentrator assembly (102) comprises a concave mirror (108) for collecting radiation that is collimated and has uniform distribution from a source and a convex mirror (110). The concave mirror (108) is configured to reflect the radiation to the convex mirror (110) and the convex mirror (110) is configured to reflect the radiation as a concentrated collimated beam in an emission direction that is angularly offset from the source. The concave mirror (108) and convex mirror (110) each have a focal length that varies along one axis such that the radiation collected by the concave mirror (108) is transmitted from the convex mirror (110) with uniform distribution.
    Type: Grant
    Filed: February 21, 2019
    Date of Patent: November 7, 2023
    Assignee: Cassiopeia Solar Limited
    Inventor: Ian Cash
  • Patent number: 11799039
    Abstract: The present invention relates to devices comprising metal halide perovskites and organic passivating agents. In particular, the invention relates to photovoltaic and optoelectronic devices comprising passivated metal halide perovskites. The device according to the invention comprises: (a) a metal halide perovskite; and (b) a passivating agent which is an organic compound; wherein molecules of the passivating agent are chemically bonded to anions or cations in the metal halide perovskite.
    Type: Grant
    Filed: October 26, 2020
    Date of Patent: October 24, 2023
    Assignee: OXFORD UNIVERSITY INNOVATION LIMITED
    Inventors: Henry J. Snaith, Antonio Abate, Nakita K. Noel
  • Patent number: 11791431
    Abstract: A back contact solar cell string includes at least two cell pieces, each cell piece including P-type doped regions and N-type doped regions that are alternately arranged, the P-type doped regions including positive electrode thin grid lines, and the N-type doped regions including negative electrode thin grid lines; and a plurality of conductive wires connected to the positive electrode thin grid lines and the negative electrode thin grid lines. The conductive regions configured for electrical connection between each conductive wire and the positive electrode thin grid lines or the negative electrode thin grid lines and insulation regions configured for insulating connection between each conductive wire and the negative electrode thin grid lines or the positive electrode thin grid lines are alternately disposed at joints between each conductive wire and the positive electrode thin grid lines, and at joints between each conductive wire and the negative electrode thin grid lines.
    Type: Grant
    Filed: September 22, 2022
    Date of Patent: October 17, 2023
    Assignees: ZHEJIANG AIKO SOLAR ENERGY TECHNOLOGY CO., LTD., GUANGDONG AIKO SOLAR ENERGY TECHNOLOGY CO., LTD., TIANJIN AIKO SOLAR ENERGY TECHNOLOGY CO., LTD.
    Inventors: Wei Dai, Gang Chen
  • Patent number: 11778891
    Abstract: Disclosed is a preparation method for crosslinked nanoparticle film. The preparation method comprises: dispersing nanoparticles in a solvent and uniformly mixing same, so as to obtain a nanoparticle solution; and using the nanoparticle solution to prepare a nanoparticle thin film by means of a solution method, and introducing a gas combination to promote a crosslinking reaction, so as to obtain a crosslinked nanoparticle thin film. By introducing a gas combination during film formation of nanoparticles, the present disclosure promotes the crosslinking among particles, and thus increases the electrical coupling among particles, lowers the potential barrier of carrier transmission, and increases the carrier mobility, thereby greatly improving the electrical properties of the thin film.
    Type: Grant
    Filed: July 27, 2022
    Date of Patent: October 3, 2023
    Assignee: TCL TECHNOLOGY GROUP CORPORATION
    Inventors: Song Chen, Lei Qian, Yixing Yang, Weiran Cao, Chaoyu Xiang
  • Patent number: 11764317
    Abstract: 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: Grant
    Filed: December 13, 2021
    Date of Patent: September 19, 2023
    Assignees: Jinko Solar (Haining) Co., Ltd., Zhejiang Jinko Solar Co., Ltd.
    Inventors: Xiu Feng, Menglei Xu, Jie Yang, Xinyu Zhang, Hao Jin
  • Patent number: 11757396
    Abstract: A broad-spectrum solar energy system includes a photovoltaic system that includes photovoltaic cells configured to produce a DC voltage in response to visible and ultraviolet (UV) light. The photovoltaic cells can produce waste heat in producing the DC voltage. An inverter converts the DC voltage to a first AC voltage. A rectenna system coupled with the photovoltaic system includes a first antenna having a resonance at a first wavelength; and a second antenna having a resonance at a second wavelength. The first antenna and the second antenna can absorb energy at least in the infrared (IR) wavelength range and convert the energy to a second AC voltage. The first antenna and/or the second antenna can absorb the waste heat produced by the plurality of photovoltaic cells and convert the waste heat to the second AC voltage. Power is supplied from the first AC voltage and the second AC voltage.
    Type: Grant
    Filed: February 2, 2023
    Date of Patent: September 12, 2023
    Assignee: Princess Nourah Bint Abdulrahman University
    Inventors: Gaurav Jayaswal, Manish Hooda, Amita Chaudhry, Abdullah Alodhayb, Tahani A Alrebdi, Ghada Ahmed Khouqeer
  • Patent number: 11749766
    Abstract: A photovoltaic device (1) is provided with a first electrode layer (11), a photovoltaic layer (13), a second charge carrier transport layer (14) and a second electrode layer (15). The photovoltaic device (1) has a plurality of mutually subsequent photovoltaic device cells (1A, . . . , 1F) arranged in a first direction (D1). Each pair of a photovoltaic cell (1C) and its successor are serially connected in an interface region (1CD). The interface region comprises an elongate region (R0) between successive first electrode layer portion (11C, 11D), a first elongate region (R1) between successive photovoltaic layer portions (13A, 13B), a second elongate region (R2) between successive second charge carrier transport layer portions (14C, 14D) and a third elongate region (R3) between successive second electrode layer (15) portions (15C, 15D). The second elongate region (R2) extends within the first elongate region (R1), and its lateral boundaries are distinct from those of the first elongate region (R1).
    Type: Grant
    Filed: July 23, 2019
    Date of Patent: September 5, 2023
    Assignee: Nederlandse Organisatie voor toegepast-natuurwetenschappelijk onderzoek TNO
    Inventors: Herbert Lifka, Francesco Di Giacomo, Henri Fledderus, Yulia Galagan, Valerio Zardetto, Siegfried Christiaan Veenstra, Mehrdad Najafi, Dong Zhang
  • Patent number: 11744138
    Abstract: Disclosed herein are organic photosensitive optoelectronic device comprising a first layer comprising one or more of a first layer material, a second layer comprising one or more of a second layer material, and a third layer comprising one or more of a third layer material. The second layer may be dissolved in a semi-orthogonal solvent. The first layer and the third layer may be very slightly soluble or practically insoluble in the semi-orthogonal solvent.
    Type: Grant
    Filed: July 1, 2020
    Date of Patent: August 29, 2023
    Assignee: The Regents of the University of Michigan
    Inventors: Stephen R. Forrest, Brian E. Lassiter, Jeramy D. Zimmerman
  • Patent number: 11742441
    Abstract: A flexible and rollable back-contact solar cell module, wherein a length of it can be extended infinitely and the back-contact solar cell module includes a plurality of large cell blocks connected in series or in parallel. The large cell block includes a plurality of small cell strings connected in series or in parallel. The small cell string includes a plurality of small square cell pieces connected in series or in parallel. The series-connection or the parallel-connection between the large cell blocks, the small cell strings, or the small square cell pieces is achieved by welding a flexible interconnected bar in the horizontal or vertical direction. Electrodes of the small square cell pieces are all on a back side and the small square cell pieces are formed by cutting a back-contact solar cell. A protective layer is attached to a surface of a light-receiving side by using an adhesive layer.
    Type: Grant
    Filed: December 17, 2021
    Date of Patent: August 29, 2023
    Assignee: GOLDEN SOLAR (QUANZHOU) NEW ENERGY TECHNOLOGY CO., LTD.
    Inventor: Hsin-Wang Chiu
  • Patent number: 11742514
    Abstract: A porous film includes a porous substrate, and a porous layer laminated on at least one surface of the porous substrate. The porous layer contains an organic resin different from a resin constituting the porous substrate. A height of a projection of the porous layer in an interface between the porous substrate and the porous layer is 200 nm or more, and a distance between projections is 1 ?m or more.
    Type: Grant
    Filed: September 26, 2018
    Date of Patent: August 29, 2023
    Assignee: Toray Industries, Inc.
    Inventors: Kei Ikoma, Nobuyasu Kai, Akimitsu Tsukuda
  • Patent number: 11737365
    Abstract: The present disclosure provides a thermoelectric conversion material having a composition represented by a chemical formula of Ba1-a-b-cSrbCacKaMg2Bi2-dSbd. In the chemical formula, the following relationships are satisfied: 0.002?a?0.1, 0?b, 0?c, a+b+c?1, and 0?d?2. In addition, the thermoelectric conversion material has a La2O3-type crystal structure.
    Type: Grant
    Filed: November 2, 2021
    Date of Patent: August 22, 2023
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Hiromasa Tamaki, Hiroki Sato, Tsutomu Kanno
  • Patent number: 11737351
    Abstract: Organic photoelectric device comprises a first electrode, a first carrier transfer layer, an active layer, a second carrier transfer layer and a second electrode. The first electrode is a transparent electrode. The active layer includes at least one organic semiconductor material including a structure such as Formula I: The second carrier transfer layer is composed between the active layer and the second electrode. When X1 and X2 are selected from one of Si, Ge and derivatives thereof, the active layer further includes an organic solvent, and the solubility of the organic solvent to the active layer is not less than 5 mg/mL. When X1 and X2 are selected from one of C and its derivatives, the active layer further includes an additive. The power conversion efficiency of the organic photoelectric device of the present invention can be up to more than 14%.
    Type: Grant
    Filed: April 10, 2020
    Date of Patent: August 22, 2023
    Assignee: RAYNERGY TEK INCORPORATION
    Inventors: Chain-Shu Hsu, Jun-Yan Yu, You-Wei Lin, Kuan-Lin Peng, Yi-Ming Chang, Chuang-Yi Liao, Huei Shuan Tan
  • Patent number: 11728761
    Abstract: Systems and methods for providing and controlling solar panel arrays are provided. The solar panel array may include one or more articulating joints that may provide variability in the arrangement of solar panels, which may allow the solar panel array to be distributed over varying types of underlying surfaces. The articulating joints may allow orientations of solar panels to be different relative to one another. The articulating joints may convey rotational force across the joints, so that a rotational force used to drive a first solar panel may also be conveyed across the joint and used to drive a second solar panel. The controls system may include row-specific semi-autonomous, or autonomous, controllers as well as controllers to interface with multiple rows. The controllers may include sensors to measure system power generation and basic operations aspects of the solar field to directly measure, or infer, module shading within the solar field.
    Type: Grant
    Filed: February 11, 2022
    Date of Patent: August 15, 2023
    Assignee: Nevados Engineering, Inc.
    Inventors: Yezin Taha, Norman Xiao
  • Patent number: 11728450
    Abstract: Thin-film solar cell modules and serial cell-to-cell interconnect structures and methods of fabrication are described. In an embodiment, solar cell module and interconnect includes a conformal transport layer over a subcell layer. The conformal transport layer may also laterally surround an outside perimeter the subcell layer.
    Type: Grant
    Filed: April 11, 2022
    Date of Patent: August 15, 2023
    Assignee: Swift Solar Inc.
    Inventor: Kevin Alexander Bush
  • Patent number: 11721775
    Abstract: The present invention relates to a back-sheet comprising a weatherable layer, a structural layer and a functional layer whereby one of the layers comprises polybutylene terephthalate and one or both of the other layers comprises a polyolefin. The layer comprising polybutylene terephthalate preferably further comprises an impact modifier. The impact modifier comprises an elastomer that contains functional groups that bond chemically and/or interact physically with the polybutylene terephthalate and wherein the elastomer constitutes the dispersed phase at a concentration of 1-49 Vol %. Preferably the elastomer contains epoxy functional groups. The polyolefin is selected from the group consisting of polyethylene homo or copolymers, polypropylene homo or (block-)copolymers, cyclic olefin copolymers, polymethylpentene, a thermoplastic polyolefine (TPO), or blends thereof.
    Type: Grant
    Filed: March 28, 2019
    Date of Patent: August 8, 2023
    Assignee: ENDURANCE SOLAR SOLUTIONS B.V.
    Inventors: Franciscus Gerardus Henricus Van Duijnhoven, Robert Hendrik Catharina Janssen, Pieter Gijsman, Mark Martinus Maria Janssen
  • Patent number: 11722092
    Abstract: A thermophotovoltaic generator incorporating a two-stage combustor for providing heat to a thermophotovoltaic cell. Combustor parts include a partial oxidation reactor, which functions catalytically to convert a hydrocarbon fuel and a first supply of an oxidant into a gaseous partial oxidation product; and further include downstream thereof, a deep oxidation reactor including a premixer plenum fluidly connected to a heat spreader comprising a porous matrix, such as a ceramic foam. Functionally, the deep oxidation reactor converts the gaseous partial oxidation product and a second supply of oxidant into complete combustion products. Heat produced by the two-stage combustor generates radiative energy from a photon emitter, which is directly converted to electricity in a photovoltaic diode cell.
    Type: Grant
    Filed: December 14, 2022
    Date of Patent: August 8, 2023
    Assignee: PRECISION COMBUSTION, INC.
    Inventors: Subir Roychoudhury, Richard Mastanduno, Francesco Macri, Bruce Crowder
  • Patent number: 11711979
    Abstract: A thermoelectric conversion element includes a substrate, a thermoelectric conversion layer disposed on a first main surface of the substrate, an insulating layer covering the thermoelectric conversion layer, a first electrode disposed on the insulating layer and connecting to a first main surface of the thermoelectric conversion layer via a first contact hole of insulating layer, and a second electrode disposed on the insulating layer and connecting to the first main surface of the thermoelectric conversion layer via a second contact hole of the insulating layer. At least a portion of the first electrode is formed from a material that has a work function that is different from a work function of a material forming the second electrode.
    Type: Grant
    Filed: December 1, 2022
    Date of Patent: July 25, 2023
    Assignee: TIANMA JAPAN. LTD.
    Inventor: Nobuya Seko