Patent · US Active

Method for assessing pronunciation abilities

US8271281B2 · kind B2 · utility

8Cited by

7References

15Claims

0Family size

Assignee

Nuance Communications, Inc. · US

Inventors

Ashish Jayadeva · New Delhi, IN
Sachindra Joshi · Manesar, IN
Himanshu Pant
Ashish Verma · New Delhi, IN

Key dates

Filing date	Jun 27, 2008
Grant date	Sep 18, 2012
Priority date	—
Expiry date	Apr 2, 2031

Classification

Technology area (CPC G)Physics
CPC primaryG10L15/26
WIPO fieldControl
WIPO sectorInstruments

Abstract

Techniques for assessing pronunciation abilities of a user are provided. The techniques include recording a sentence spoken by a user, performing a classification of the spoken sentence, wherein the classification is performed with respect to at least one N-ordered class, and wherein the spoken sentence is represented by a set of at least one acoustic feature extracted from the spoken sentence, and determining a score based on the classification, wherein the score is used to determine an optimal set of at least one question to assess pronunciation ability of the user without human intervention.

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