Multi-band/multi-mode satellite radiotelephone communications systems and methods

  • US 7,181,161 B2
  • Filed: 08/22/2002
  • Issued: 02/20/2007
  • Est. Priority Date: 09/14/2001
  • Status: Active Grant
  • ×
    • Pin Icon | RPX Insight
    • Pin
First Claim
Patent Images

1. A satellite radiotelephone system comprising:

  • a space-based component that is configured to communicate with first and second radiotelephones using respective first and second air interfaces;

    wherein the first and second radiotelephones are within a geographic area associated with a single cell of the space-based component, the first and second radiotelephones communicate with the space-based component using respective first and second frequencies that are different, at least one of the first and second air interfaces is based upon a terrestrial cellular air interface, and either one or both of forward and reverse feeder links used by the space-based component to communicate with a gateway is/are individually segmented into first and second bands that are used to transport carriers associated respectively with the first and second air interfaces.

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×