Loop transmission with back-up power supply for the interface
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United States of America Patent
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-
Sep 10, 1985
Issued Date -
N/A
app pub date -
Aug 30, 1984
filing date -
Apr 23, 1981
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An information transmitting apparatus having plural terminal units connected in a loop-shaped transmission channel, in which the signal transmission is maintained even in the event of a failure of power supply to a terminal unit, by effective use of back-up power supply according to the state of function of terminal units.
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