Patents
Patents for H04W 64 - Locating users or terminals for network management purposes, e.g. mobility management (18,913)
03/1987
03/17/1987US4651156 Integrated radio location and communication system
02/1987
02/04/1987EP0210396A2 Method for determining the position of mobile stations
05/1985
05/22/1985EP0141994A1 Mobile radio telephone network
09/1983
09/28/1983EP0020606B1 A system for the communication of radio signals
03/1982
03/16/1982CA1120105A1 Mobile radiotelephone station two-way ranging system
01/1982
01/12/1982US4310722 Mobile radiotelephone station two-way ranging system
10/1981
10/07/1981EP0037070A2 Mobile radio network
03/1981
03/13/1981EP0020606A4 A system for the communication of radio signals.
01/1981
01/07/1981EP0020606A1 A system for the communication of radio signals.
10/1980
10/21/1980US4229620 Mobile radiotelephone station two-way ranging system
05/1980
05/15/1980WO1980001030A1 Mobile radiotelephone station two-way ranging system
04/1978
04/04/1978US4083003 Vehicle location system
10/1976
10/05/1976US3984807 Vehicle location system