Switching system between cordless telephone and ordinary telepho

Details Switching system between cordless telephone and ordinary telepho Switching system between cordless telephone and ordinary telepho

1987-09-16

1989-06-13

Lev, Robert

Telephonic communications

Audio message storage, retrieval, or synthesis

379 63, H01A 704

Patent

active

048399183

ABSTRACT:
A system for enabling switching between a cordless telephone, including a fixed unit and a portable unit, and an ordinary telephone which may be connected to the cordless telephone through a subscriber network. The portable unit portion of the cordless telephone may be connected to an ordinary telephone, even when power is not available to the fixed unit, by providing selective switching to the subscriber network, which provides power to the telephone unit which is part of the fixed unit.

REFERENCES:
patent: 4640987 (1987-02-01), Tsukada et al.
patent: 4691338 (1987-09-01), Makino
patent: 4706274 (1987-11-01), Baker et al.
patent: 4731812 (1988-03-01), Akerberg

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