Portable telephone system

Details Portable telephone system Portable telephone system

1996-08-08

1998-11-17

Shankar, Vijay

Telephonic communications

Diagnostic testing, malfunction indication, or electrical...

Testing of subscriber loop or terminal

379171, 379172, H04M 322, H04M 160

Patent

active

058387706

ABSTRACT:
Duplicate optical fibers connect between a base station controller and a radio base station for each route. The duplicate optical fiber is connected to each of the radio base stations for each route through a star coupler. The radio base stations are arranged in each of areas so that the radio base stations for different routes are arranged adjacent to each other.

REFERENCES:
patent: 4670899 (1987-06-01), Brody et al.
patent: 5099509 (1992-03-01), Morganstein
patent: 5109400 (1992-04-01), Patsiokas
patent: 5109405 (1992-04-01), Morganstein
patent: 5375161 (1994-12-01), Fuller

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