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SECON
2010
IEEE
13 years 6 months ago
Two-Tiered Constrained Relay Node Placement in Wireless Sensor Networks: Efficient Approximations
In a wireless sensor network, short range multihop transmissions are preferred to prolong the network lifetime due to super-linear nature of energy consumption with communication d...
Dejun Yang, Satyajayant Misra, Xi Fang, Guoliang X...
MSN
2007
Springer
208views Sensor Networks» more  MSN 2007»
14 years 2 months ago
QoS-Aware Cooperative and Opportunistic Scheduling Exploiting Multi-user Diversity for Rate Adaptive Ad Hoc Networks
— The recent researches in wireless networks prompt the opportunistic transmission that exploiting channel fluctuations to improve the overall system performance. In wireless ad...
Zhisheng Niu
EUC
2005
Springer
14 years 2 months ago
Coverage-Aware Sensor Engagement in Dense Sensor Networks
Wireless sensor networks are capable of carrying out surveillance missions for various applications in remote areas without human interventions. An essential issue of sensor netwo...
Jun Lu, Lichun Bao, Tatsuya Suda
ICC
2007
IEEE
123views Communications» more  ICC 2007»
14 years 3 months ago
Quality of Service in Wireless Network Diversity Multiple Access Protocols Based on a Virtual Time-Slot Allocation
— In this paper, we propose a new resource allocation mechanism which is designed to improve the multiuser detection of wireless network diversity multiple access (NDMA) protocol...
Ramiro Samano-Robles, Mounir Ghogho, Desmond C. Mc...
ADHOC
2007
109views more  ADHOC 2007»
13 years 9 months ago
Access control in wireless sensor networks
Nodes in a sensor network may be lost due to power exhaustion or malicious attacks. To extend the lifetime of the sensor network, new node deployment is necessary. In military sce...
Yun Zhou, Yanchao Zhang, Yuguang Fang