The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Dec. 20, 2011

Filed:

Apr. 24, 2008
Applicants:

Ciprian Agapi, Lake Worth, FL (US);

William K. Bodin, Austin, TX (US);

Charles W. Cross, Jr., Wellington, FL (US);

Michael H. Mirt, Deerfield Beach, FL (US);

Inventors:

Ciprian Agapi, Lake Worth, FL (US);

William K. Bodin, Austin, TX (US);

Charles W. Cross, Jr., Wellington, FL (US);

Michael H. Mirt, Deerfield Beach, FL (US);

Assignee:

Nuance Communications, Inc., Burlington, MA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G10L 15/20 (2006.01);
U.S. Cl.
CPC ...
Abstract

Methods, systems, and products for testing a grammar used in speech recognition for reliability in a plurality of operating environments having different background noise that include: receiving recorded background noise for each of the plurality of operating environments; generating a test speech utterance for recognition by a speech recognition engine using a grammar; mixing the test speech utterance with each recorded background noise, resulting in a plurality of mixed test speech utterances, each mixed test speech utterance having different background noise; performing, for each of the mixed test speech utterances, speech recognition using the grammar and the mixed test speech utterance, resulting in speech recognition results for each of the mixed test speech utterances; and evaluating, for each recorded background noise, speech recognition reliability of the grammar in dependence upon the speech recognition results for the mixed test speech utterance having that recorded background noise.


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