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Very small aperture terminal & antenna for use therein

  • US 5,745,084 A
  • Filed: 10/13/1995
  • Issued: 04/28/1998
  • Est. Priority Date: 06/17/1994
  • Status: Expired due to Term
First Claim
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1. A data transmitting/receiving satellite terminal for transmitting to and receiving from a geosynchronous satellite comprising:

  • a) an antenna having an aperture forming an antenna receiving pattern with nulls at a first frequency, said nulls corresponding to satellites spaced at regular intervals from the satellite; and

    b) a phase and amplitude compensation network coupled to said antenna, said compensation network adjusting a phase and amplitude of a transmitted signal to compensate for transmitting at a second frequency different than the first frequency, wherein the antenna aperture further comprises a main parabolic reflector and two side parabolic reflectors.

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