SYSTEMS, METHODS, APPARATUS, AND COMPUTER-READABLE MEDIA FOR COHERENCE DETECTION

Patent №

US 8,724,829

Granted

2014-05-13

Filed 2009

Owner

QUALCOMM INCORPORATED

Lab

AI components

2

nlp · speech

Assignment

Recorded

Dataset

AIPD

2023_r1 edition

Application

12605158

Based on phase differences between corresponding frequency components of different channels of a multichannel signal, a measure of directional coherency is calculated. Application of such a measure to voice activity detection and noise reduction are also disclosed.

Natural languageSpeechG10L 21/0216G01S 3/8006G01S 3/86G10L 2021/02166

AI classification

Speech1.00
Natural language0.89
AI hardware0.02
Machine learning0.01
Knowledge representation0.00
Vision0.00
Evolutionary computation0.00
Planning0.00

Ownership

QUALCOMM INCORPORATED

assignment · 235580832

Assignors

VISSER, ERIK, LIU, ERNAN

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

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