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Omnidirectional and directional antenna assembly

  • US 6,337,628 B2
  • Filed: 12/29/2000
  • Issued: 01/08/2002
  • Est. Priority Date: 02/22/1995
  • Status: Expired due to Fees
First Claim
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1. An antenna assembly providing selectable omnidirectional or directional reception of radio transmissions in a frequency band comprising:

  • an electrically conductive reflector defining a cavity having a bottom, an opening, a surface extending from the bottom to the opening and an electrical output; and

    an electrically conductive loop electrically coupled to ground and having an electrical output for coupling to an RF amplifier, the loop being positioned between the bottom and the opening of the cavity.

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