on-off keying


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on-off keying

[′ȯn ′ȯf ‚kē·iŋ]
(communications)
Binary form of amplitude modulation in which one of the states of the modulated wave is the absence of energy in the keying interval.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.