Communications: electrical – Continuously variable indicating – With meter reading
Patent
1987-04-30
1989-02-14
Yusko, Donald J.
Communications: electrical
Continuously variable indicating
With meter reading
370106, H04Q 700, H04B 700
Patent
active
048049549
ABSTRACT:
A system transmitting synchronization signals and coded message signals is described. In particular, coded synchronization signals are used to indicate the transmission of coded message signals or the absence of transmission of coded message signals following the transmission of the coded synchronization signal, thereby providing a battery saving function for a personal communications receiver.
REFERENCES:
patent: 4509199 (1985-04-01), Ichihara
patent: 4577315 (1986-03-01), Otsuka
patent: 4644347 (1987-02-01), Lucas et al.
patent: 4713808 (1987-12-01), Gaskill et al.
Macnak Philip P.
Williard David F.
Downey Joseph T.
Motorola Inc.
Sarli, Jr. Anthony J.
Southard Donald B.
Yusko Donald J.
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