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Eliminating ambiguity in digital signalsMultiamplitude minimum shift keying (mamsk) transmission system, method of differential encoding overcomes problem of ambiguity associated with advanced digital-transmission techniques with little or no penalty in transmission rate, error rate, or system complexity. Principle of method states, if signal points are properly encoded and decoded, bits are detected correctly, regardless of phase ambiguities.
Document ID
19780000469
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Weber, W. J., III
Date Acquired
August 9, 2013
Publication Date
March 1, 1979
Publication Information
Publication: NASA Tech Briefs
Volume: 3
Issue: 4
ISSN: 0145-319X
Subject Category
Electronic Systems
Report/Patent Number
NPO-14289
Accession Number
78B10469
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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