Wireless talking apparatus

Details Wireless talking apparatus Wireless talking apparatus

1985-01-03

1987-09-01

Griffin, Robert L.

Multiplex communications

Wide area network

Packet switching

370 39, 455 82, 379406, H04B 150

Patent

active

046913130

ABSTRACT:
Disclosed is a wireless talking apparatus in which signal transmission is performed by utilizing an antenna and simultaneous talking can be performed. The wireless talking apparatus is constituted by a main communication device and a subsidiary communication device, and when these main and subsidiary devices are used in one-to-one correspondency, talking can be performed in a full-duplex communication mode, and in the case where a plurality of subsidiary communication devices are prepared, mutual talking can be performed also between the subsidiary communication devices and the conversation can be monitored by the main communication device.

REFERENCES:
patent: 3206559 (1965-09-01), Barney
patent: 3892924 (1975-07-01), Vachon
patent: 4268727 (1981-05-01), Agrawal et al.
patent: 4392243 (1983-07-01), Ohhashi et al.

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