U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Solar cell

Patent 4540843 Issued on September 10, 1985. Estimated Expiration Date: Icon_subject February 29, 2004. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

2989575

3811954

Terrestrial solar cell generator
Patent #: 4009054
Issued on: 02/22/1977
Inventor: Gochermann ,   et al.

Polycrystalline or amorphous semiconductor photovoltaic device having improved collection efficiency
Patent #: 4070206
Issued on: 01/24/1978
Inventor: Kressel ,   et al.

Solar cell arrangement for terrestrial use
Patent #: 4147560
Issued on: 04/03/1979
Inventor: Gochermann

Double-sided solar cell package
Patent #: 4153476
Issued on: 05/08/1979
Inventor: Frosch ,   et al.

Schottky barrier amorphous silicon solar cell with thin doped region adjacent metal Schottky barrier
Patent #: 4163677
Issued on: 08/07/1979
Inventor: Carlson ,   et al.

Double-sided solar cell with self-refrigerating concentrator
Patent #: 4169738
Issued on: 10/02/1979
Inventor: Luque

Photovoltaic cell
Patent #: 4260428
Issued on: 04/07/1981
Inventor: Roy

Solar panel and method of manufacturing a solar panel
Patent #: 4331494
Issued on: 05/25/1982
Inventor: Duchateau ,   et al.

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Inventors

Assignee

Application

No. 06/585221 filed on 02/29/1984

US Classes:

136/251, Encapsulated or with housing136/244, Panel or array136/255, Schottky, graded doping, plural junction or special junction geometry136/256, Contact, coating, or surface geometry136/258, Polycrystalline or amorphous semiconductor257/461Light responsive pn junction

Examiners

Primary: Weisstuch, Aaron

Attorney, Agent or Firm

International Classes

H01L 31/0216 (20060101)
H01L 31/048 (20060101)
H01L 31/06 (20060101)
H01L 31/068 (20060101)
H01L 31/0224 (20060101)

Foreign Application Priority Data

1983-03-09 DE

Abstract

The invention relates to a solar cell for exposure to light rays on both sides. The solar cell contains only one pn junction on one surface side of the semiconductor body. The base of the solar cell is uniformly and less strongly doped than the thin surface zone of the conduction type opposite to that of the semiconductor base. Both zones of the solar cell are in contact with a structured conduction path system on opposite surface sides.

Other References

  • Y Chevalier et al., "Advances in Theory, Fabrication, & Applications of Bifacial Solar Cells", Proceedings, 2nd E.C. Photovoltaic Solar Energy Conf., Berlin (West) Apr. 23-26, 1979, pp. 817-823, Reidel Pub. Co
  • Harold J. Hovel, Semiconductors and Semimetals, vol. II, "Solar Cells", Academic Press, 1975, pp. 96-97; 186-189
  • V. J. Rao et al., "The Role of Hydrogen in Improving Photovoltaic Response of Solar Cells on Polycrystalline Silicon", Phys. Stat. Sol.(a) 72, 745 (1982)
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