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TMC
2010
194views more  TMC 2010»
13 years 10 months ago
Power Control and Channel Allocation in Cognitive Radio Networks with Primary Users' Cooperation
—We consider a point-to-multipoint cognitive radio network that shares a set of channels with a primary network. Within the cognitive radio network, a base station controls and s...
Anh Tuan Hoang, Ying-Chang Liang, Md Habibul Islam
TMC
2010
77views more  TMC 2010»
13 years 10 months ago
Optimal Patterns for Four-Connectivity and Full Coverage in Wireless Sensor Networks
Xiaole Bai, Ziqiu Yun, Dong Xuan, Ten-Hwang Lai, W...
TMC
2010
136views more  TMC 2010»
13 years 10 months ago
Relay Node Deployment Strategies in Heterogeneous Wireless Sensor Networks
– While a lot of existing research attempts to extend the lifetime of a wireless sensor network (WSN) by designing energy efficient networking protocols, the impact of random dev...
Kenan Xu, Hossam S. Hassanein, Glen Takahara, Quan...
TMC
2010
138views more  TMC 2010»
13 years 10 months ago
Distributed Relay-Assignment Protocols for Coverage Expansion in Cooperative Wireless Networks
—One important application of cooperative communications is to extend coverage area in wireless networks without increasing infrastructure. However, a crucial challenge in implem...
Ahmed K. Sadek, Zhu Han, K. J. Ray Liu
TMC
2010
124views more  TMC 2010»
13 years 10 months ago
A Scalable and Energy-Efficient Context Monitoring Framework for Mobile Personal Sensor Networks
—The key feature of many emerging pervasive computing applications is to proactively provide services to mobile individuals. One major challenge in providing users with proactive...
Seungwoo Kang, Jinwon Lee, Hyukjae Jang, Youngki L...
TMC
2010
141views more  TMC 2010»
13 years 10 months ago
Energy-Optimal Scheduling with Dynamic Channel Acquisition in Wireless Downlinks
—We consider a wireless base station serving L users through L time-varying channels. It is well known that opportunistic scheduling algorithms with full channel state informatio...
Chih-Ping Li, Michael J. Neely