Patent · US Active

Enhanced accuracy for speech recognition grammars

US8478593B2 · kind B2 · utility

1Cited by

5References

20Claims

0Family size

Assignee

AT&T Intellectual Property I, L.P. · US

Inventors

Harry E. Blanchard · Rumson, US
Steven H. Lewis · Middletown, US
Shankarnarayan Sivaprasad · Highland Park, US
Lan Zhang · Beijing, CN

Key dates

Filing date	Jul 18, 2012
Grant date	Jul 2, 2013
Priority date	—
Expiry date	Jul 18, 2032

Classification

Technology area (CPC G)Physics
CPC primaryG10L15/183
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

Disclosed herein are methods and systems for recognizing speech. A method embodiment comprises comparing received speech with a precompiled grammar based on a database and if the received speech matches data in the precompiled grammar then returning a result based on the matched data. If the received speech does not match data in the precompiled grammar, then dynamically compiling a new grammar based only on new data added to the database after the compiling of the precompiled grammar. The database may comprise a directory of names.

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