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TIT
2011
193views more  TIT 2011»
13 years 2 months ago
Optimal Resource Allocation for MIMO Ad Hoc Cognitive Radio Networks
—Maximization of the weighted sum-rate of secondary users (SUs) possibly equipped with multiantenna transmitters and receivers is considered in the context of cognitive radio (CR...
Seung-Jun Kim, Georgios B. Giannakis
GLOBECOM
2009
IEEE
13 years 11 months ago
Optimization of Energy Efficient Transmission in Underwater Sensor Networks
Underwater communication is a challenging topic due to its singular channel characteristics. Most protocols used in terrestrial wireless communication can not be directly applied i...
Hongkun Yang, Bin Liu, Fengyuan Ren, Hao Wen, Chua...
CORR
2008
Springer
150views Education» more  CORR 2008»
13 years 8 months ago
A Dynamic Programming Framework for Combinatorial Optimization Problems on Graphs with Bounded Pathwidth
In this paper we present an algorithmic framework for solving a class of combinatorial optimization problems on graphs with bounded pathwidth. The problems are NP-hard in general, ...
Mugurel Ionut Andreica
ISCA
2005
IEEE
172views Hardware» more  ISCA 2005»
14 years 1 months ago
An Ultra Low Power System Architecture for Sensor Network Applications
Recent years have seen a burgeoning interest in embedded wireless sensor networks with applications ranging from habitat monitoring to medical applications. Wireless sensor networ...
Mark Hempstead, Nikhil Tripathi, Patrick Mauro, Gu...
TMC
2010
159views more  TMC 2010»
13 years 6 months ago
Radio Sleep Mode Optimization in Wireless Sensor Networks
—Energy-efficiency is a central challenge in sensor networks, and the radio is a major contributor to overall energy node consumption. Current energy-efficient MAC protocols fo...
Raja Jurdak, Antonio G. Ruzzelli, Gregory M. P. O'...