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Return To Zero

   Also found in: Acronyms, Wikipedia 0.04 sec.
(communications)Return To Zero - 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.
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Abbreviation of Carrier Suppressed Return to Zero Differential Quadrature Phase Shift Keying.
NTT Announces Successful Demonstration of World's Largest Capabcity ... by JCN Newswires
In the case of inhalation exposure involving a constant concentration, the concentrations in the blood and tissue quickly rise to a steady-state and then remain constant until the exposure is terminated, at which time they rapidly return to zero (except, perhaps, in the fat).
A consistent approach for the application of pharmacokinetic modeling ... by Barton, Hugh A. / Environmental Health Perspectives
The multiplexer features Clock Management Unit functionality as well as a selectable 20 GHz and 40 GHz clock output to support both No Return to Zero and Return to Zero line coding, respectively.
Infineon To Provide Industry's First Complete 40G Line Card Solution by Business Wire
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