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Adjustable antenna

  • US 6,856,293 B2
  • Filed: 03/13/2002
  • Issued: 02/15/2005
  • Est. Priority Date: 03/15/2001
  • Status: Expired due to Fees
First Claim
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1. An antenna structure comprising at least one radiating element and means to electrically modify electrical characteristics of the antenna structure,the radiating element being at least partly made from a magnetostrictive material, and the means to electrically modify electrical characteristics of the antenna structure comprising at least one electromagnet arranged to generate a magnetic field into said magnetostrictive material in order to increase a dimension of the radiating element.

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