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Measurement accuracy on indoor positioning system using spread spectrum ultrasonic waves.
Akimasa Suzuki
Taketoshi Iyota
Yongwoon Choi
Yuzuru Kubota
Kazuhiro Watanabe
Akio Yamane
Published in:
ICARA (2009)
Keyphrases
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spread spectrum
image watermarking
data hiding
wifi
indoor positioning
video watermarking
bit error rate
digital watermarking
digital images
computer simulation
pattern matching
watermarking scheme
error correction
transform domain