METHOD OF USING MICROPHONE CHARACTERISTICS TO OPTIMIZE SPEECH RECOGNITION PERFORMANCE

Patent №

US 8,600,741

Granted

2013-12-03

Filed 2008

Owner

GENERAL MOTORS CORPORATION

Lab

AI components

2

nlp · speech

Assignment

Recorded

Dataset

AIPD

2023_r1 edition

Application

12194605

A system and method for tuning a speech recognition engine to an individual microphone using a database containing acoustical models for a plurality of microphones. Microphone performance characteristics are obtained from a microphone at a speech recognition engine, the database is searched for an acoustical model that matches the characteristics, and the speech recognition engine is then modified based on the matching acoustical model.

AI classification

Speech1.00
Natural language0.93
Machine learning0.26
Planning0.03
AI hardware0.02
Knowledge representation0.01
Evolutionary computation0.00
Vision0.00

Ownership

GENERAL MOTORS CORPORATION

assignment · 215640807

Assignors

TALWAR, GAURAV, CHENGALVARAYAN, RATHINAVELU, GRATKE, JESSE T., GULLAPALLI, SUBHASH B., FECHER, DANA B.

On an employer assignment, the assignors are typically the inventors.

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