Patent · US Active

Combined lip reading and voice recognition multimodal interface system

US8442820B2 · kind B2 · utility

17Cited by
16References
3Claims
0Family size

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Key dates

Filing dateDec 1, 2009
Grant dateMay 14, 2013
Priority date
Expiry dateJul 17, 2031

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG10L15/25
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

The present invention provides a combined lip reading and voice recognition multimodal interface system, which can issue a navigation operation instruction only by voice and lip movements, thus allowing a driver to look ahead during a navigation operation and reducing vehicle accidents related to navigation operations during driving. The combined lip reading and voice recognition multimodal interface system in accordance with the present invention includes: an audio voice input unit; a voice recognition unit; a voice recognition instruction and estimated probability output unit; a lip video image input unit; a lip reading unit; a lip reading recognition instruction output unit; and a voice recognition and lip reading recognition result combining unit that outputs the voice recognition instruction

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