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8 Wintry Words to Defrost Your Vocabulary

return to zero

return to zero in Technology

communications
A class of encoding methods for physical circuits in which the carrier (current, voltage) returns to zero after each transmitted bit, i.e. the data is carried in pulse width or polarity, not in the level of the signal.
Contrast NRZ.
(1995-11-11)

The Free On-line Dictionary of Computing, © Denis Howe 2010 http://foldoc.org
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