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Antenna System Having Compact PIFA Resonator with Open Sections

  • US 20100271279A1
  • Filed: 10/09/2009
  • Published: 10/28/2010
  • Est. Priority Date: 10/09/2008
  • Status: Active Grant
First Claim
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1. An antenna system for a wireless communications device comprising:

  • a ground plane conductor defined at least by portions of a printed wiring board of the wireless communications device, said ground plane conductor defining a pair of longitudinal ends; and

    a PIFA-fed resonator having a ground end and a free end, with said ground end being electrically coupled to the ground plane conductor at a ground point located a distance away from one of said pair of longitudinal ends, and with the resonator defining a feed point within the region between the ground point and said one longitudinal end, wherein at least a portion of the resonator between the feed point and the free end overlays the ground plane conductor and another portion of the resonator defines an open section relative to the ground plane conductor.

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