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Simplified command and range detection systemCommunication system processes subcarrier that is modulated with sequential range codes and with command data. Loop locks in on range codes as they occur in sequence. When range code modulated with data-frequency arrives, loop switches to DEMOD to receive data.
Document ID
19770000026
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Butman, S. A.
Lesh, J. R.
Date Acquired
August 8, 2013
Publication Date
June 1, 1977
Publication Information
Publication: NASA Tech Briefs
Volume: 2
Issue: 1
ISSN: 0145-319X
Subject Category
Electronic Systems
Report/Patent Number
NPO-13753
ISSN: 0145-319X
Report Number: NPO-13753
Accession Number
77B10026
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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