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RADIO COMMUNICATION SYSTEM

  • US 20070123291A1
  • Filed: 02/02/2007
  • Published: 05/31/2007
  • Est. Priority Date: 10/28/1998
  • Status: Active Grant
First Claim
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1. A method of operating a radio communication system having a random access channel for enabling a secondary station to transmit a message to a primary station, comprising the secondary station transmitting a preamble encoded with a signature on the random access channel to the primary station and subsequently transmitting the message, characterised by the primary station transmitting a control channel including power control information after successful reception of the preamble, in response to which lo the secondary station adjusts the output power of its transmitter.

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