TY  - SER
AU  - Okada, Mas Ashi
AU  - Hatanaka, Masahide
AU  - Kagawa, KeIIchiro
TI  - Realization of Ambient Wireless Network System Based on Spatialiy Distributed Ciphering Function
KW  - Cognitive Wireless Network
KW  - Security
KW  - IEEE 802.15.4
ER  -