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» On Cognitive Interference Networks
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BROADNETS
2007
IEEE
15 years 5 months ago
Modeling and performance analysis of an improved DCF-based mechanism under noisy channel
The ISM free-licence band is highly used by wireless technologies such IEEE 802.11, Bluetooth as well as private wireless schemes. This huge utilisation increases dramatically the ...
Adlen Ksentini, Marc Ibrahim
CISS
2007
IEEE
15 years 5 months ago
System-Level Performance of Cellular Multihop Relaying with Multiuser Scheduling
— Multihop relaying in cellular networks is seen as a viable strategy to address the need for higher data rates and better coverage. In this paper, we analyze the system-level pe...
Mohamad Charafeddine, Ozgur Oyman, Sumeet Sandhu
GLOBECOM
2010
IEEE
14 years 8 months ago
Enabling Secondary Access through Robust Primary User Channel Assignment
Abstract--A common concept to mitigate the effects of spectrum scarcity is to allow opportunistic dynamic spectrum access (DSA) to licensed frequency bands. In this context, the li...
Jad Nasreddine, Andreas Achtzehn, Janne Riihij&aum...
FLAIRS
2006
15 years 3 days ago
Using Enhanced Concept Map for Student Modeling in Programming Tutors
We have been using the concept map of the domain, enhanced with pedagogical concepts called learning objectives, as the overlay student model in our intelligent tutors for program...
Amruth N. Kumar
ICASSP
2011
IEEE
14 years 2 months ago
Max-min fair rate control based on a saddle-point characterization of some perron roots
We consider a power-controlled wireless network with an established network topology in which the communication links (transmitter-receiver pairs) are subject to general constrain...
Slawomir Stanczak, Michal Kaliszan, Mario Goldenba...