A SPECTRALLY AND PERCEPTUALLY WEIGHTED PREDICTIVE CODING TECHNIQUE FOR MOBILE VOICE COMMUNICATIONS APPLICATIONS.

Award Information
Agency:
National Science Foundation
Branch:
N/A
Amount:
$200,000.00
Award Year:
1988
Program:
SBIR
Phase:
Phase II
Contract:
N/A
Agency Tracking Number:
2618
Solicitation Year:
N/A
Solicitation Topic Code:
N/A
Solicitation Number:
N/A
Small Business Information
Compression Telecommunications
2 Professional Dr Suite 233, Gaithersburg, MD, 20879
Hubzone Owned:
N
Socially and Economically Disadvantaged:
N
Woman Owned:
N
Duns:
N/A
Principal Investigator
 Vaikunth Gupta
 President
 (301) 921-0148
Business Contact
Phone: () -
Research Institution
N/A
Abstract
A NOVEL SPEECH CODING TECHNIQUE FOR MOBILE VOICE COMMUNICATIONS APPLICATIONS IS PROPOSED. THE TECHNIQUE UTILIZES THE FREQUENCY AND TIME-VARYING PROPERTIES OF SPEECHIN CONJUNCTION WITH A SPEECH QUALITY PERCEPTION CRITERION TOPROVIDE HIGH QUALITY AND NATURAL-SOUNDING SPEECH OVER A WIDERANGE OF BIT RATES (2.4 - 16.0 KBIT/S). THE TECHNIQUE IS ROBUST TO TRANSMISSION ERRORS, PROVIDES A FRAME-WORK FOR VARIABLE BIT RATE CODING OF SPEECH AND IS APPLICABLE TO MARITIME SYSTEMS FOR EFFECTIVE UTILIZATION OF TRANSMISSION BANDWIDTH.

* information listed above is at the time of submission.

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