IEEE - Institute of Electrical and Electronics Engineers, Inc. - Security evaluation of a new analog speech privacy/scrambling device using hopping filters

Author(s): A. Goniotakis ; A.K. Elhakeem
Publisher: IEEE - Institute of Electrical and Electronics Engineers, Inc.
Publication Date: 1 June 1990
Volume: 8
Page Count: 19
Page(s): 781 - 799
ISSN (Paper): 0733-8716
DOI: 10.1109/49.56385
Regular:

A new analog speech scrambling technique that can be looked upon as processing the analog signal in two dimensions of time and frequency is introduced. A parallel bank of time-variant filters and... View More

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