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IJSNET
2007
13 years 9 months ago
2007
Abstract: Wireless sensor networks are often based on omni-sensing and communication models. In contrast, in this paper, we investigate sensor networks with directional sensing and...
WAOA
2005
Springer
14 years 2 months ago
2005
Springer
Cellular telephony systems, where locations of mobile users are unknown at some times, are becoming more common. In such systems, mobile users are roaming in a zone and a user repo...
MONET
2008
13 years 9 months ago
2008
Wireless networks that operate on batteries are imposed with energy constraints and long distance communications between nodes are not desirable. Implementing Relay Nodes (RNs) can...
ICC
2007
IEEE
14 years 3 months ago
2007
IEEE
— A control frame can be piggybacked in a data frame to increase the channel efficiency in a wireless communication such as IEEE 802.11 WLAN. However, the piggyback scheme may c...
CN
2004
13 years 9 months ago
2004
Intrusion detection is a surveillance problem of practical import that is well suited to wireless sensor networks. In this paper, we study the application of sensor networks to the...