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Antenna on a wireless untethered device such as a chip or printed circuit board for harvesting energy from space

  • US 7,057,514 B2
  • Filed: 10/05/2004
  • Issued: 06/06/2006
  • Est. Priority Date: 06/02/2003
  • Status: Active Grant
First Claim
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1. A wireless untethered device comprising:

  • at least one antenna;

    circuitry operatively associated with said antenna for receipt of energy harvested by said antenna from space, said circuitry being structured to convert said energy to direct current; and

    a system structured to be energized by the direct current from said circuitry, said system and said circuitry having an impedance mismatch with respect to said antenna wherein said antenna, said circuitry and said system together form an integrated antenna and wherein said antenna has an effective area greater than its physical area.

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