Hands-free phone converter

Details Hands-free phone converter Hands-free phone converter

1996-02-20

1998-12-15

Bost, Dwayne D.

Telephonic communications

Substation or terminal circuitry

Amplifying

379447, 379452, H04M 100

Patent

active

058504397

ABSTRACT:
A portable hands-free telephone converter that allows a user to speak on the telephone without using the hands to hold a handset or the like. The telephone converter includes a first coupler for coupling the telephone converter to the receiver of the handset, a second coupler for coupling the telephone converter to the transmitter of the handset, a converter, coupled via the first coupling means and the second coupling means to the handset, for receiving the incoming voice from the receiver and outputting the user's voice to the transmitter, and a controller, coupled to the converter, for amplifying the user's voice signal and for amplifying the incoming voice signal received by the converter from the handset receiver.

REFERENCES:
patent: 299300 (1884-05-01), Warth
patent: 1052162 (1913-02-01), McCausland
patent: 2503846 (1950-04-01), Shann
patent: 3667569 (1972-06-01), Mackey et al.
patent: 4090042 (1978-05-01), Larkin
patent: 4754484 (1988-06-01), Larkin et al.
patent: 4907266 (1990-03-01), Chen
patent: 5191602 (1993-03-01), Regen et al.
patent: 5407113 (1995-04-01), Golliher
patent: 5528689 (1996-06-01), Chan

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