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Mobile communication system making use of ISDN switched network

  • US 5,542,094 A
  • Filed: 08/17/1995
  • Issued: 07/30/1996
  • Est. Priority Date: 06/18/1993
  • Status: Expired due to Fees
First Claim
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1. A mobile communication system which makes use of an ISDN switched network, comprising:

  • mobile subscriber data register equipment for registering information regarding mobile subscribers including subscriber numbers of the mobile subscribers, subscriber data of the mobile subscribers, identification numbers of mobile stations, and location information of the mobile stations;

    base stations connected to subscriber lines of ISDN local switches through ISDN subscriber interfaces, and performing radio link control of the mobile stations to connect calls which are originated from or terminated at the mobile stations to said ISDN switched network by way of the subscriber lines;

    mobile subscriber connection control equipment connected to a subscriber line of an ISDN local switch through subscriber interface, and to said mobile subscriber data register equipment, said mobile subscriber connection control equipment controlling said mobile subscriber data register equipment; and

    wherein calls which are originated from or terminated at the mobile stations are first routed to said mobile subscriber connection control equipment over said subscriber line of said ISDN local switch, and thereafter said mobile subscriber connection control equipment completes the calls by re-originating said calls terminated at the mobile subscriber connection control equipment over said ISDN switched network through said ISDN local switch and designating a called subscriber as the terminating address.

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