Image communication apparatus having communication with another

Details Image communication apparatus having communication with another Image communication apparatus having communication with another

1990-12-20

1992-11-17

Dwyer, James L.

Telephonic communications

Telephone line or system combined with diverse electrical...

Having transmission of a digital message signal over a...

379100, 358438, H04M 1100

Patent

active

051650967

ABSTRACT:
An image communication apparatus comprises a selector for selecting a first receive mode or a second receive mode, a first detector for detecting a protocol signal of image communication, a second detector for detecting a DTMF signal, and a control unit for effecting the image communication in accordance with the selection by the selector and the detections by the first and second detectors.

REFERENCES:
patent: 4584434 (1986-04-01), Hashimoto
patent: 4677660 (1987-06-01), Yoshida
patent: 4773080 (1988-09-01), Nakajima et al.
patent: 4800439 (1989-01-01), Yoshino
patent: 4815121 (1989-03-01), Yoshida
patent: 4825461 (1989-04-01), Kurita et al.
patent: 4868865 (1989-09-01), Ogawa et al.
patent: 4932048 (1990-06-01), Kenmochi et al.
patent: 4974253 (1990-11-01), Hashimoto

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