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TWC
2010
15 years 1 months ago
On the Impact of Channel Estimation Errors on MAC Protocols for MIMO Ad Hoc Networks
In this paper, we evaluate the performance of a Medium Access Control (MAC) protocol for MIMO ad hoc networks under imperfect channel estimation. To this end, we also present an an...
Davide Chiarotto, Paolo Casari, Michele Zorzi
GLOBECOM
2009
IEEE
15 years 10 months ago
Evaluation of the Impact of Filter Shape on the Performance of SOA-Assisted SS-WDM Systems Using Parallelized Multicanonical Mon
We study the impact of the shape of optical filters on the bit error rate (BER) of a multi-channel spectrum-sliced wavelength division multiplexed (SS-WDM) system, incorporating no...
Amirhossein Ghazisaeidi, Francesco Vacondio, Lesli...
INFOCOM
2010
IEEE
15 years 4 months ago
Optimal Control of Constrained Cognitive Radio Networks with Dynamic Population Size
Abstract-- In this paper, we consider the problem of optimal control for throughput utility maximization in cognitive radio networks with dynamic user arrivals and departures. The ...
Mahdi Lotfinezhad, Ben Liang, Elvino S. Sousa
MSS
2007
IEEE
76views Hardware» more  MSS 2007»
16 years 1 months ago
Implementing and Evaluating Security Controls for an Object-Based Storage System
This paper presents the implementation and performance evaluation of a real, secure object-based storage system compliant to the TIO OSD standard. In contrast to previous work, ou...
Zhongying Niu, Ke Zhou, Dan Feng, Hong Jiang, Fran...
ECRTS
2006
IEEE
16 years 27 days ago
Hierarchical Control of Multiple Resources in Distributed Real-time and Embedded Systems
There is an increasing demand to introduce adaptive capabilities in distributed real-time and embedded (DRE) systems that execute in open environments where system operational con...
Nishanth Shankaran, Xenofon D. Koutsoukos, Douglas...