Wireless communication system

Details Wireless communication system Wireless communication system

2007-12-25

2007-12-25

Le, Thanh Cong (Department: 2618)

Telecommunications

Transmitter and receiver at same station

Radiotelephone equipment detail

C455S553100

Reexamination Certificate

active

11101237

ABSTRACT:
There is disclosed a multi-unit communication system having, at each unit, both an FM receiver and a FM transmitter as well as a digital receiver and transmitter. The primary communication of an information signal from the system to a plurality of mobile hand held transceivers is through the FM transmitters. The digital receiver and transmitter provides a back channel to provide communication of the message throughout the set of units to assure that the information is available at each unit for conversion from digital to analog form so as to be broadcast by the FM transmitter.

REFERENCES:
patent: 5541976 (1996-07-01), Ghisler
patent: 5564077 (1996-10-01), Obayashi et al.
patent: 6014561 (2000-01-01), Molne

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