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Interplex modulation and a suppressed-carrier tracking loop for coherent communications systemsSimple addition to hardware and new mode of operation of transmitter and receiver in coherent, PCM/PSK/PM configuration greatly improves channel efficiency. Procedure reduces amount of power lost to intermodulation products.
Document ID
19740000209
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Butman, S.
Timor, U.
Date Acquired
August 7, 2013
Publication Date
November 1, 1974
Subject Category
Electronic Components And Circuits
Report/Patent Number
NPO-11572
Report Number: NPO-11572
Accession Number
74B10209
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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