Patent · US Expired

Method and apparatus for audio-visual speech detection and recognition

US6816836B2 · kind B2 · utility

71Cited by
5References
56Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 30, 2002
Grant dateNov 9, 2004
Priority date
Expiry dateAug 30, 2022

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG10L25/78
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

Techniques for providing speech recognition comprise the steps of processing a video signal associated with an arbitrary content video source, processing an audio signal associated with the video signal, and recognizing at least a portion of the processed audio signal, using at least a portion of the processed video signal, to generate an output signal representative of the audio signal.

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