Telecommunications – Radiotelephone system – Including private cordless extension system
Patent
1995-06-07
1998-03-24
Bost, Dwayne
Telecommunications
Radiotelephone system
Including private cordless extension system
455555, 455 741, 379448, H04Q 726
Patent
active
057323550
ABSTRACT:
The is provided by the present invention a telephone system with high versatility comprising a corded telephone set, a cordless telephone set, and a relay lifter, wherein said relay lifter comprises a hook switch unit for turning ON/OFF a hook switch of the corded telephone set according to a first control signal responding to the talk switch, and a voice switching unit for switching connection of an aural signal in the corded telephone set according to a second control signal between a transmitter/receiver of the corded telephone set and the cordless telephone set, and switches connection of an aural signal in the corded telephone set to the cordless telephone set using the voice switching unit to transmit or receive voice using the cordless telephone set.
REFERENCES:
patent: 3254159 (1966-05-01), Condict
patent: 3662109 (1972-05-01), Beathan
patent: 3838219 (1974-09-01), Mason
patent: 3838220 (1974-09-01), Gormly
patent: 4392017 (1983-07-01), Torres
patent: 4558178 (1985-12-01), Yasuta et al.
patent: 4575584 (1986-03-01), Smith et al.
patent: 4839918 (1989-06-01), Hata
patent: 4882745 (1989-11-01), Silver
patent: 5010565 (1991-04-01), Nash et al.
patent: 5048073 (1991-09-01), Weiser et al.
patent: 5113428 (1992-05-01), Fitzgerald
patent: 5123042 (1992-06-01), Saegusa et al.
patent: 5233644 (1993-08-01), Yamagata et al.
patent: 5365570 (1994-11-01), Boubelik
Ehara Makoto
Kaneda Atsushi
Kudo Takahiro
Lipp Ronald Lee
Min Zhao
Bost Dwayne
Trost William G.
Uniden America Corporation
Uniden Corporation
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