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Mobile wireless communications device comprising multi-frequency band antenna and related methods

  • US 7,482,985 B2
  • Filed: 06/28/2007
  • Issued: 01/27/2009
  • Est. Priority Date: 06/02/2004
  • Status: Active Grant
First Claim
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1. A mobile wireless communications device comprising:

  • at least one dielectric substrate; and

    an antenna comprising conductive traces carried by said at least one dielectric substrate and defininga main loop conductor having a generally rectangular shape with a gap therein along a side thereof, the gap defining first and second ends of said main loop conductor,a first branch conductor having a first end connected adjacent the first end of said main loop conductor and having a second end defining a first feed point,a second branch conductor having a first end connected adjacent the second end of said main loop conductor and a second end defining a second feed point, anda tuning branch conductor having a first end connected to said main loop conductor between the respective first ends of said first and second branches.

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