Mobile radio unit in cellular wide range mobile communication sy

Telecommunications – Transmitter and receiver at separate stations

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Details

455 38, 455 56, 379 62, H04Q 700, H04B 100

Patent

active

047425601

ABSTRACT:
A mobile radio unit assures a wide area communication system having a function equal to a tracking exchange function and profitably employing an equipment of the existing exchange as it is. The mobile radio unit stores a secret number to assure a terminating limit service.

REFERENCES:
patent: 4545071 (1985-10-01), Freeburg
patent: 4573206 (1986-02-01), Gravel et al.
patent: 4639550 (1987-01-01), Yamagawa et al.
"Mobile Phone Starts to Run to a Commercial Base", Iizuka et al., Nikkei Electronics, pp. 58-84, Jun. 26, 1978.
"Advanced Mobile Phone Service: Control Architecture", Z. C. Fluhr et al., The Bell System Technical Journal, Jan. 1979.

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