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Method and apparatus for setting up a communication with a target base station in a cellular or cordless mobile telecommunications system

  • US 7,089,009 B1
  • Filed: 10/19/1999
  • Issued: 08/08/2006
  • Est. Priority Date: 10/19/1998
  • Status: Expired due to Fees
First Claim
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1. A method of operating a telecommunications system in which mobile terminals may communicate with base stations over an air interface and a communications network is provided for linking each base station to other points in the network via one or more nodes, a communication to another user terminal being supported by one or more first radio links between one or more current base stations and a mobile terminal through a plurality of current nodes of the system, the method comprising the steps of:

  • providing to the mobile terminal information defining explicitly at least some of the current nodes of the communications network supporting the communication; and

    , in preparation for setting up a further radio link between the mobile terminal and a target base station while the current one or more first radio links are still supporting the communication or one or more of the first radio links has just been lost;

    the mobile terminal transmitting the information defining explicitly at least some of the current nodes of the communications network supporting the communication to the target base station.

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