Secret Message CDMA Multiplexing via QR Codes.

Chih-Hung Lee Kun-Sheng Sun Yun-Qiao Wang Ji-Hwei Horng Chin-Chen Chang

Published in: ASSE (2022)

Keyphrases

qr codes
secret message
data hiding
information hiding
multi user
virtual space
spatial domain
image authentication
linked data
transform domain
multipath
secret data
frequency domain
virtual environment
error correction
jpeg images