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Methods for effecting seamless handover and enhancing capacity in elliptical orbit satellite communications systems

  • US 20070135040A1
  • Filed: 06/07/2006
  • Published: 06/14/2007
  • Est. Priority Date: 12/12/2005
  • Status: Abandoned Application
First Claim
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1. A method for effecting a seamless handover of a communications signal from a first satellite to a second satellite when the first and second satellites are at orbital positions which coincide, the method comprising:

  • determining a time at which a first signal path length from a transmitting earth station to a receiving earth station through the first satellite is equal to a second signal path length from the transmitting earth station to the receiving earth station through the second satellite; and

    effecting the communications signal handover from the first satellite to the second satellite at the time so determined.

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