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Antenna and electronic equipment using the same

  • US 7,138,950 B2
  • Filed: 10/22/2003
  • Issued: 11/21/2006
  • Est. Priority Date: 10/22/2002
  • Status: Expired due to Fees
First Claim
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1. An antenna comprising a main body having a flat part, an antenna electrode provided on the flat part of this body, a signal electrode electrically connected to this antenna electrode, and a grounding electrode provided in a way to face said antenna electrode of the main body, said antenna electrode being different in length at the X axis from the Y axis orthogonal or about orthogonal to it, wherein the clearance between the antenna electrode and the grounding electrode is variable, and this clearance between the antenna electrode and the grounding electrode in the area around the central part (intersection of X axis and Y axis) of the antenna electrode is larger than that in the peripheral area of the antenna electrode.

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