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Communication device with internal antenna system

  • US 6,978,165 B2
  • Filed: 09/11/2003
  • Issued: 12/20/2005
  • Est. Priority Date: 09/11/2003
  • Status: Active Grant
First Claim
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1. A communication device comprising:

  • a housing comprising;

    at least one metallic portion, andat least one non-metallic portion; and

    an antenna system for tuning the communication device to radiate at one or more frequencies, wherein the antenna system is located within the non-metallic portion of the housing, wherein the antenna system comprises;

    a first resonator, andone or more antenna elements;

    wherein the antenna system is electromagnetically coupled to the at least one metallic portion, and further wherein the at least one metallic portion is a second resonator for the antenna system.

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