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Radio communications system with a shared broadcast channel

  • US 7,430,197 B1
  • Filed: 09/29/2000
  • Issued: 09/30/2008
  • Est. Priority Date: 09/29/2000
  • Status: Expired due to Term
First Claim
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1. A method comprising:

  • transmitting a first broadcast message in a broadcast channel at a first specific time within a first assigned slot of a predetermined frame from a first broadcasting terminal of a radio communications system, the first broadcast message including a first broadcast information sequence that includes a power sequence that is related to the power used to transmit the first broadcast message;

    transmitting a second broadcast message in the broadcast channel at a second specific time within a second assigned slot of the predetermined frame from a second broadcasting terminal of the radio communications system, the second broadcast message including a second broadcast information sequence that includes a power sequence that is related to the power used to transmit second broadcast message; and

    receiving a message from a user terminal, the received message being timed relative to the first broadcast message to distinguish the received message as being directed to the first broadcasting terminal.

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