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Batch round robin polling method for return link communications between a mobile platform and a base station

  • US 20020167917A1
  • Filed: 05/08/2001
  • Published: 11/14/2002
  • Est. Priority Date: 05/08/2001
  • Status: Active Grant
First Claim
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1. A method for establishing a radio frequency (RF) communications link between an RF ground-based transceiver and a mobile platform carrying an RF transceiver, via a satellite-based transponder, wherein said mobile platform is traveling within a predetermined coverage region, the method comprising the steps of:

  • a) using a control center to maintain a list of registered mobile platforms, wherein said registered mobile platforms are preauthorized to make use of said satellite-based transponder to transmit and receive data content to and from said ground-based transceiver; and

    b) using said control center to cause said ground-based transceiver to transmit a plurality of polling messages substantially simultaneously, said polling messages radiating across said coverage region, and wherein each said polling message carries information addressed to a specific one of said registered mobile platforms and includes a preliminary, dedicated return channel which its intended said mobile platform is to use for communicating with said ground based transceiver.

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