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Low Loss Layered Cover for an Antenna

  • US 20090224985A1
  • Filed: 03/08/2006
  • Published: 09/10/2009
  • Est. Priority Date: 03/08/2006
  • Status: Active Grant
First Claim
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1. A portable radio device, comprising:

  • an outer cover anda radiating antenna element at a location inside said outer cover;

    whereinthe outer cover comprises, at a location corresponding to the location of the radiating antenna element, thermoplastic material having a loss tangent value less than 0.005, andthe outer cover comprises, on an outer surface thereof and at a location corresponding to the location of the radiating antenna element, a coating that is one of;

    diamond coating, diamond-like coating, diamond-based nanocomposite coating.

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