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JSAC
2011
215views more  JSAC 2011»
14 years 12 months ago
Opportunistic Spectrum Sharing Schemes for CDMA-Based Uplink MAC in Cognitive Radio Networks
—We consider a wireless cognitive radio network in which a set of secondary users (SUs) opportunistically utilize the wireless spectrum licensed to the primary users (PUs) to tra...
Xi Zhang, Hang Su
TMC
2011
158views more  TMC 2011»
14 years 11 months ago
Explicit Congestion Control Algorithms for Time Varying Capacity Media
—Explicit congestion control (XCC) is emerging as one potential solution for overcoming limitations inherent to the current TCP algorithm, characterized by unstable throughput, h...
Filipe Abrantes, João Taveira Araujo, Manue...
TR
2011
106views more  TR 2011»
14 years 11 months ago
Exploring Complex Systems Aspects of Blackout Risk and Mitigation
Abstract—Electric power transmission systems are a key infrastructure, and blackouts of these systems have major consequences for the economy and national security. Analyses of b...
David E. Newman, Benjamin A. Carreras, Vickie E. L...
153
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TSP
2011
170views more  TSP 2011»
14 years 11 months ago
Joint TDOA and FDOA Estimation: A Conditional Bound and Its Use for Optimally Weighted Localization
—Modern passive emitter-location systems are often based on joint estimation of the time-difference of arrival (TDOA) and frequency-difference of arrival (FDOA) of an unknown sig...
Arie Yeredor, Eyal Angel
EJWCN
2010
115views more  EJWCN 2010»
14 years 11 months ago
Efficient Certification Path Discovery for MANET
A Mobile Ad Hoc Network (MANET) is characterized by the lack of any infrastructure, absence of any kind of centralized administration, frequent mobility of nodes, network partitio...
Georgios Kambourakis, Elisavet Konstantinou, Anast...