Patent · US Active

Time-anchored posterior indexing of speech

US7831425B2 · kind B2 · utility

10Cited by

30References

16Claims

0Family size

Assignee

Microsoft Corporation · US

Inventors

Alejandro Acero · Bellevue, US
Asela J. Gunawardana · Seattle, US
Ciprian Chelba · Palo Alto, US
Erik W. Selberg · Seattle, US
Frank Torsten Bernd Seide · Aachen, DE
Patrick Nguyen · Kirkland, US
Roger Peng Yu · Beijing, CN

Key dates

Filing date	Dec 15, 2005
Grant date	Nov 9, 2010
Priority date	—
Expiry date	Dec 11, 2027

Classification

Technology area (CPC G)Physics
CPC primaryG10L15/05
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

A computer-implemented method of indexing a speech lattice for search of audio corresponding to the speech lattice is provided. The method includes identifying at least two speech recognition hypotheses for a word which have time ranges satisfying a criteria. The method further includes merging the at least two speech recognition hypotheses to generate a merged speech recognition hypothesis for the word.

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