facsimile modulation
facsimile modulation
[fak′sim·ə·lē ‚mäj·ə·′lā·shən] (communications)
Process in which the amplitude, frequency, or phase of a transmitted wave is varied with time in accordance with a facsimile transmission signal.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.