Systems and methods for handover between space based and terrestrial radioterminal communications

  • US 20050170834A1
  • Filed: 03/31/2005
  • Published: 08/04/2005
  • Est. Priority Date: 05/16/2003
  • Status: Active Grant
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First Claim
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1. A method for handing over wireless communications from an ancillary terrestrial component that is configured to wirelessly communicate with radioterminals using frequencies of a satellite frequency band, the method comprising:

  • handing over wireless communications with a radioterminal from the ancillary terrestrial component that is configured to wirelessly communicate with radioterminals using frequencies of a satellite frequency band to a satellite that is configured to wirelessly communicate with the radioterminals using frequencies of a satellite frequency band and/or to a cellular/PCS system that is configured to wirelessly communicate with the radioterminals using cellular/PCS frequencies, responsive to a measure of position of the radioterminal.

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