×

Method for controlling a mobile IVD system having a plurality of personal stations (PSs)

  • US 5,473,669 A
  • Filed: 08/16/1994
  • Issued: 12/05/1995
  • Est. Priority Date: 09/30/1993
  • Status: Expired due to Fees
First Claim
Patent Images

1. A mobile Integrated Voice and Data (IVD) system, comprising:

  • a LAN and a PBX telephone network;

    a plurality of Cell Stations (CSs) interconnected through both said LAN and said PBX telephone networks, each CS having a radio cell defined as the territory in which it is capable of radio communication;

    a plurality of Personal Stations (PSs) movable among a plurality of radio cells, said PSs being capable of communicating with a CS which manages said PSs through radio links, each of said PSs having a particular LAN identifier,each of said CSs managing a plurality of PBX telephone numbers, each CS registering the LAN identifiers of said plurality of PSs which are positioned in its territory, and assigning one of said PBX telephone numbers to each PS respectively,said system further comprising;

    (a) in response to a first PS moving into a territory of a first CS, means for registering said first PS'"'"'s LAN identifier and assigning a PBX number to said first PS by said first CS;

    (b) means for sending calling information including a second PS'"'"'s LAN identifier and said first PSs newly assigned PBX telephone number to said first CS via radio links by said first PS;

    (c) means for broadcasting said calling information from said first CS to all the other CSs via said LAN by said first CS;

    (d) in response to a second CS which registers said second PS, means for receiving said calling information, and resending it to said second PS via radio links by said second CS;

    (e) means for dialing the PBX telephone numbers stored in said calling information by said second PS; and

    (f) means for calling said first PS via a PBX link in response to dialing step (e) and connecting a PBX telephone link between said first and second PSs.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×