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

Award Information
Agency: National Science Foundation
Branch: N/A
Contract: N/A
Agency Tracking Number: 2618
Amount: $200,000.00
Phase: Phase II
Program: SBIR
Awards Year: 1988
Solicitation Year: N/A
Solicitation Topic Code: N/A
Solicitation Number: N/A
Small Business Information
2 Professional Dr Suite 233, Gaithersburg, MD, 20879
DUNS: N/A
HUBZone Owned: N
Woman Owned: N
Socially and Economically Disadvantaged: N
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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