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.
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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