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Digital filter for voiceband noiseDevice operates over 300 to 3000 hertz range and contains 10 bit, 10 kilohertz converters and equally fast registers. Combination and weights of digital samples of analog signal are utilized by device to reconstruct signal with noise above 3000 hertz eliminated.
Document ID
19770000022
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Edwards, T. R.
Zeanah, H. W.
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 Components And Circuits
Report/Patent Number
MFS-23699
ISSN: 0145-319X
Report Number: MFS-23699
Accession Number
77B10022
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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