Mobile communication system and control method for setting the i

Details Mobile communication system and control method for setting the i Mobile communication system and control method for setting the i

1995-09-12

1997-12-09

Urban, Edward F.

Telecommunications

Transmitter and receiver at separate stations

Single message via plural carrier wave transmission

379 98, 379100, H04B 700

Patent

active

056970650

ABSTRACT:
A mobile communication system and a method for controlling this mobile communication system for a data communication using modems. A data communication is surely commenced from a voice communication condition irrelevant to initiation timing of mobile units employed in this system and also communication direction mode setting conditions of modem units. A mobile switching additional unit is provided in a mobile communication switching station and a connection adaptor is provide in the mobile station which has a mobile unit, a modem unit and a data terminal. In accordance with an instruction of initiation of data communication, the connection adaptor connects the data terminal and the modem to the mobile unit, and sets the communication direction mode to an opposite mode to the mode being set to the modem. The connection adaptor also instructs the mobile switching additional unit to set the mode to an opposite mode of the mode which has been set to the connection adaptor.

REFERENCES:
patent: 3908086 (1975-09-01), Marino et al.
patent: 4415774 (1983-11-01), Driver
patent: 4592069 (1986-05-01), Redding
patent: 5426511 (1995-06-01), Nagatomo
patent: 5473675 (1995-12-01), Chapman et al.
patent: 5519763 (1996-05-01), Namekawa et al.
Research & Development Center for Radio Systems (RCR) Foundation, RCR Standard (27B Annex), pp. 85-125.

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