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TCOM
2010
197views more  TCOM 2010»
15 years 18 days ago
Power control for cooperative dynamic spectrum access networks with diverse QoS constraints
Dynamic spectrum access (DSA) is an integral part of cognitive radio technology aiming at efficient management of the available power and bandwidth resources. The present paper d...
Nikolaos Gatsis, Antonio G. Marqués, Georgi...
VTC
2010
IEEE
157views Communications» more  VTC 2010»
15 years 17 days ago
Cross-Layer Solutions for Cooperative Medium Access Control Protocols
— Recent studies have shown that designing a Medium Access Control (MAC) protocol combined with a cooperative approach may improve the attainable network throughput, despite redu...
Alessandro Crismani, Fulvio Babich, Lajos Hanzo
ICC
2007
IEEE
146views Communications» more  ICC 2007»
15 years 8 months ago
Media Access Control with Spatial Correlation for MIMO Ad Hoc Networks
– MIMO (Multiple Input Multiple Output) is capable of offering several-fold increase in spectral efficiency over singleantenna systems through spatial processing. However, curren...
Bing Wen Ke, Ying Jun Zhang, Soung Chang Liew
159
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NDSS
2003
IEEE
15 years 7 months ago
Access Control Based on Execution History
Security is a major, frequent concern in extensible software systems such as Java Virtual Machines and the Common Language Runtime. These systems aim to enable simple, classic app...
Martín Abadi, Cédric Fournet
ECIS
2000
15 years 3 months ago
Secure Access to Medical Data over the Internet
The concept of context-dependent access control has emerged during the last years: Information about the state of a process model of a working environment is combined with general ...
Ulrich Ultes-Nitsche, Stephanie Teufel