Patent · US Expired

Voice quality analysis of speech packets by substituting coded reference speech for the coded speech in received packets

US7299176B1 · kind B1 · utility

6Cited by
11References
33Claims
0Family size

Inventors

Key dates

Filing dateSep 19, 2002
Grant dateNov 20, 2007
Priority date
Expiry dateFeb 18, 2025

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG10L25/69
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A system and method for voice quality analysis include the ability to receive packets in a voice stream and to generate a receipt indicator for the packets. The system and method also include the ability to substitute a reference voice sample for the voice data in the packets and to compare the voice data in the voice-substituted packets to the reference voice sample to determine voice quality.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.