A New Subspace-Based Time Delay Estimation of Chirp Spread Spectrum.

Daegun Oh Sang-Hun Yoon Jong-Wha Chong

Published in: IEICE Trans. Commun. (2009)

Keyphrases

spread spectrum
image watermarking
transform domain
data hiding
fourier transform
watermarking scheme
feature space
direct sequence spread spectrum
frequency domain
watermarking algorithm
instantaneous frequency
computer vision
feature extraction
digital images
bit error rate