AU2007277401B2 - Solar cell with reduced base diffusion area - Google Patents

Solar cell with reduced base diffusion area Download PDF

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Publication number
AU2007277401B2
AU2007277401B2 AU2007277401A AU2007277401A AU2007277401B2 AU 2007277401 B2 AU2007277401 B2 AU 2007277401B2 AU 2007277401 A AU2007277401 A AU 2007277401A AU 2007277401 A AU2007277401 A AU 2007277401A AU 2007277401 B2 AU2007277401 B2 AU 2007277401B2
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AU
Australia
Prior art keywords
solar cell
diffusion region
base diffusion
diffusion regions
metal grid
Prior art date
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AU2007277401A
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AU2007277401A1 (en
Inventor
Peter J. Cousins
Denis De Ceuster
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Maxeon Solar Pte Ltd
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Maxeon Solar Pte Ltd
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Publication date
Application filed by Maxeon Solar Pte Ltd filed Critical Maxeon Solar Pte Ltd
Publication of AU2007277401A1 publication Critical patent/AU2007277401A1/en
Priority to AU2012201088A priority Critical patent/AU2012201088B2/en
Application granted granted Critical
Publication of AU2007277401B2 publication Critical patent/AU2007277401B2/en
Assigned to Maxeon Solar Pte. Ltd. reassignment Maxeon Solar Pte. Ltd. Request for Assignment Assignors: SUNPOWER CORPORATION
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F10/00—Individual photovoltaic cells, e.g. solar cells
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F77/00—Constructional details of devices covered by this subclass
    • H10F77/20—Electrodes
    • H10F77/206—Electrodes for devices having potential barriers
    • H10F77/211—Electrodes for devices having potential barriers for photovoltaic cells
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F10/00—Individual photovoltaic cells, e.g. solar cells
    • H10F10/10—Individual photovoltaic cells, e.g. solar cells having potential barriers
    • H10F10/11—Photovoltaic cells having point contact potential barriers
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F10/00—Individual photovoltaic cells, e.g. solar cells
    • H10F10/10—Individual photovoltaic cells, e.g. solar cells having potential barriers
    • H10F10/14—Photovoltaic cells having only PN homojunction potential barriers
    • H10F10/146—Back-junction photovoltaic cells, e.g. having interdigitated base-emitter regions on the back side
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F71/00—Manufacture or treatment of devices covered by this subclass
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F77/00—Constructional details of devices covered by this subclass
    • H10F77/20—Electrodes
    • H10F77/206—Electrodes for devices having potential barriers
    • H10F77/211—Electrodes for devices having potential barriers for photovoltaic cells
    • H10F77/219—Arrangements for electrodes of back-contact photovoltaic cells
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/50—Photovoltaic [PV] energy
    • Y02E10/547—Monocrystalline silicon PV cells

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  • Photovoltaic Devices (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Manufacturing & Machinery (AREA)
AU2007277401A 2006-07-24 2007-06-06 Solar cell with reduced base diffusion area Active AU2007277401B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU2012201088A AU2012201088B2 (en) 2006-07-24 2012-02-24 Solar cell with reduced base diffusion area

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US11/492,282 US8008575B2 (en) 2006-07-24 2006-07-24 Solar cell with reduced base diffusion area
US11/492,282 2006-07-24
PCT/US2007/013318 WO2008013604A2 (en) 2006-07-24 2007-06-06 Solar cell with reduced base diffusion area

Related Child Applications (1)

Application Number Title Priority Date Filing Date
AU2012201088A Division AU2012201088B2 (en) 2006-07-24 2012-02-24 Solar cell with reduced base diffusion area

Publications (2)

Publication Number Publication Date
AU2007277401A1 AU2007277401A1 (en) 2008-01-31
AU2007277401B2 true AU2007277401B2 (en) 2012-03-15

Family

ID=38970297

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2007277401A Active AU2007277401B2 (en) 2006-07-24 2007-06-06 Solar cell with reduced base diffusion area

Country Status (8)

Country Link
US (4) US8008575B2 (enExample)
EP (2) EP3073537A1 (enExample)
JP (8) JP5252403B2 (enExample)
KR (1) KR101365852B1 (enExample)
CN (1) CN101490851B (enExample)
AU (1) AU2007277401B2 (enExample)
TW (1) TWI349372B (enExample)
WO (1) WO2008013604A2 (enExample)

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