Transmitting/receiving apparatus for use in telecommunications

Details Transmitting/receiving apparatus for use in telecommunications Transmitting/receiving apparatus for use in telecommunications

1995-09-29

1998-08-04

Le, Huyen

Electrical audio signal processing systems and devices

Sound effects

Reverberators

381151, 381174, H04R 2500

Patent

active

057906840

ABSTRACT:
A transmitting/receiving apparatus for use in telecommunications is provided which makes the user hand-free and is free from such inconveniences as difficulty in utterance and howling and crosstalk between an earphone and a microphone, and which includes: a first ear-insertion body serving as an earphone; and a second ear-insertion body provided separately from the first ear-insertion body and serving as a microphone of a bone-conduction type.

REFERENCES:
patent: 4516428 (1985-05-01), Konomi
patent: 4652702 (1987-03-01), Yoshii
patent: 4696045 (1987-09-01), Rosenthal
patent: 5282253 (1994-01-01), Konomi

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