Patent · US Active

Voice command of audio emitting device

US8094838B2 · kind B2 · utility

1Cited by
6References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 15, 2007
Grant dateJan 10, 2012
Priority date
Expiry dateAug 17, 2030

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG10L2021/02082
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A method of extracting a voice command produced in an enclosed or partially enclosed environment, includes providing an impulse response signal of the enclosed or partially enclosed environment; recording the voice command and ambient sounds; and using the impulse response signal to extract the recorded voice command.

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