Telecommunications – Transmitter and receiver at same station – With transmitter-receiver switching or interaction prevention
Patent
1996-10-28
1999-03-09
Dolinar, Andrew M.
Telecommunications
Transmitter and receiver at same station
With transmitter-receiver switching or interaction prevention
455552, 370296, H04B 144, H04Q 732
Patent
active
058813705
ABSTRACT:
A communication apparatus (100) includes an automatically configured multimode talk switch (154). The communication apparatus (100) can be operated in a simplex communication mode, for receive or transmit operations, and a duplex communication mode, for simultaneous receive and transmit operations. The switch (154) is automatically configured as a push-to-talk momentary switch when the communication apparatus operates in the simplex communication mode (232, 235), and automatically configured as an on-hook/off-hook switch, when the communication apparatus operates in the duplex communication mode (242,245).
REFERENCES:
patent: 4654883 (1987-03-01), Iwata
patent: 4790002 (1988-12-01), D'Agosto, III et al.
patent: 4969180 (1990-11-01), Watterson et al.
patent: 5191602 (1993-03-01), Regen et al.
patent: 5450618 (1995-09-01), Naddell et al.
patent: 5557653 (1996-09-01), Paterson et al.
Ford Robert B.
Pottala James V.
Dolinar Andrew M.
Fuller Andrew S.
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