Patent №
US 7,035,700
Granted
2006-04-25
Filed 2002
Owner
UNITED STATES AIR FORCE
Lab
—
AI components
1
speech
Assignment
Recorded
Dataset
AIPD
2023_r1 edition
Application
10098765
Method and apparatus for embedding binary data in audio signals. The magnitude of the power spectrum at the perceptual holes of each frame of a host speech utterance, may be altered so as to embed digital data. The phase spectrum at perceptually masked spectral points of each frame of a host speech utterance, may also be altered so as to embed digital data.
AI classification
Speech1.00
Evolutionary computation0.48
AI hardware0.08
Machine learning0.05
Knowledge representation0.01
Natural language0.00
Vision0.00
Planning0.00
Ownership
UNITED STATES AIR FORCE
assignment · 168220553
Assignors
GOPALAN, KALIAPPAN, BENINCASA, DANIEL S.
On an employer assignment, the assignors are typically the inventors.
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