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Antenna System With Tuning From Coupled Antenna

  • US 20140292598A1
  • Filed: 03/27/2013
  • Published: 10/02/2014
  • Est. Priority Date: 03/27/2013
  • Status: Active Grant
First Claim
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1. Electronic device antenna structures, comprising:

  • an antenna ground;

    a first antenna resonating element that forms a first antenna with the antenna ground; and

    a second antenna resonating element that forms a second antenna with the antenna ground, wherein the second antenna is tunable, wherein the second antenna is near-field coupled to the first antenna, and wherein the second antenna serves as a tunable parasitic antenna resonating element for the first antenna.

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