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Antenna device and portable terminal

  • US 6,677,907 B2
  • Filed: 06/24/2002
  • Issued: 01/13/2004
  • Est. Priority Date: 10/31/2000
  • Status: Expired due to Fees
First Claim
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1. An antenna device comprising:

  • a substrate; and

    an antenna provided on said substrate and having an electrical length of approximately (λ

    /2)×

    A (A is an integer), wherein said antenna includes a plate antenna portion positioned at a portion where an electrical length from an end portion is approximately λ

    4+(λ

    /2)×

    B (B is an integer), and a linear antenna portion connected to said plate antenna portion.

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