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Carrier extraction circuitFeedback loop extracts demodulated reference signals from IF input and feeds signal back to demodulator. Since reference signal is extracted directly from carrier, no separate reference need be transmitted. Circuit obtains coherent carrier from balanced or unbalanced four-phase signal of varying characteristics.
Document ID
19730000094
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Solomon, K. (RCA Corp.)
Allen, J. R. (RCA Corp.)
Jackson, A. (RCA Corp.)
Allen, R. W. (RCA Corp.)
Date Acquired
August 7, 2013
Publication Date
March 1, 1973
Subject Category
Electronic Systems
Report/Patent Number
MSC-14262
Report Number: MSC-14262
Accession Number
73B10094
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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