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Low cost voice compression for mobile digital radiosA new technique for low cost rubust voice compression at 4800 bits per second was studied. The approach was based on using a cascade of digital biquad adaptive filters with simplified multipulse excitation followed by simple bit sequence compression.
Document ID
19860008124
Acquisition Source
Legacy CDMS
Document Type
Contractor Report (CR)
Authors
Omura, J. K. (California Univ. Los Angeles, CA, United States)
Date Acquired
September 5, 2013
Publication Date
June 1, 1985
Subject Category
Communications And Radar
Report/Patent Number
NASA-CR-176490
NAS 1.26:176490
Report Number: NASA-CR-176490
Report Number: NAS 1.26:176490
Accession Number
86N17594
Funding Number(s)
CONTRACT_GRANT: JPL-957030
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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