Radio communication system

CAFC
  • US 7,020,106 B2
  • Filed: 08/01/2001
  • Issued: 03/28/2006
  • Est. Priority Date: 08/10/2000
  • Status: Active Grant
First Claim
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1. A radio communication system having a communication channel between a primary station and a secondary station, the primary and secondary stations having means for communicating according to first and second two-way communication modes, wherein the communication channel comprises at least one of an uplink and a downlink channel for the first mode and one of an uplink and a downlink channel for the second mode, the other channel for the second mode being absent, wherein means are provided for transmitting and receiving data normally routed via an absent channel of one mode via a respective channel of the other mode;

  • and means are provided for transmitting information about a radio interface specification defining the second mode to the secondary station via the downlink communication channel of the first mode.

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