Methods of and system for portable cellular phone voice...

Details Methods of and system for portable cellular phone voice... Methods of and system for portable cellular phone voice...

2005-04-05

2005-04-05

Urban, Edward F. (Department: 2685)

Telecommunications

Radiotelephone system

Zoned or cellular telephone system

C455S404100, C455S456200, C455S456300, C340S426190

Reexamination Certificate

active

06876858

ABSTRACT:
A novel method of and system for enabling the use of one portable cellular phone only, in voice communication with a cellular network control center for voice-requesting position or location data services, and, with the aid of a vehicle GPS-transponder activated in response to signaling from the control center over cellular network channel control paths, to receive and process at the vehicle GPS location data from satellites, and to transmit the data over the said channel control paths to the control center, for then sending therefrom to the user of the portable cellular phone.

REFERENCES:
patent: 5515419 (1996-05-01), Sheffer
patent: 5587715 (1996-12-01), Lewis
patent: 5874889 (1999-02-01), Higson et al.
patent: 5890061 (1999-03-01), Timm et al.
patent: 5960337 (1999-09-01), Brewster et al.
patent: 5986543 (1999-11-01), Johnson
patent: 6032054 (2000-02-01), Schwinke
patent: 6049718 (2000-04-01), Stewart
patent: 6091956 (2000-07-01), Hollenberg

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