Telecommunications – Transmitter and receiver at separate stations
Patent
1994-10-26
1996-12-10
Urban, Edward F.
Telecommunications
Transmitter and receiver at separate stations
455 542, 455 70, 455343, H04B 700
Patent
active
055840485
ABSTRACT:
A method of conserving battery energy within two-way radios by periodically de-activating the radios for relatively short time periods. The transmission and reception of communication requests are synchronized to occur during concurrent periods of activation. Following receipt of a communication request, requestor and target remain continuously activated for only the duration of the transaction. Synchronization of radio activation and de-activation is maintained by a synchronization beacon transmitted by a base station or a transmitting portable radio.
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Motorola Inc.
Sitko Anthony G.
Toler Jeffrey G.
Urban Edward F.
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