Sciweavers

GLOBECOM
2009
IEEE
14 years 6 months ago
MAC Protocol Engine for Sensor Networks
—We present a novel approach for Medium Access Control (MAC) protocol design based on protocol engine. Current way of designing MAC protocols for a specific application is based...
Sinem Coleri Ergen, Piergiuseppe Di Marco, Carlo F...
GLOBECOM
2009
IEEE
14 years 6 months ago
Distributed Target Tracking with Directional Binary Sensor Networks
—One of the most common and important applications of wireless sensor networks is target tracking. We study it in its most basic form, assuming the binary sensing model in which ...
Zijian Wang, Eyuphan Bulut, Boleslaw K. Szymanski
GLOBECOM
2009
IEEE
14 years 6 months ago
Model-Based Opportunistic Channel Access in Dynamic Spectrum Access Networks
Abstract—We propose a model-based channel access mechanism for cognitive radio-enabled secondary network, which opportunistically uses the channel of an unslotted primary network...
Manuj Sharma, Anirudha Sahoo, K. D. Nayak
GLOBECOM
2009
IEEE
14 years 6 months ago
Coding Versus ARQ in Fading Channels: How Reliable Should the PHY Be?
—This paper studies the tradeoff between channel coding and ARQ (automatic repeat request) in Rayleigh blockfading channels. A heavily coded system corresponds to a low transmiss...
Peng Wu, Nihar Jindal
GLOBECOM
2009
IEEE
14 years 6 months ago
Movement Recognition Using Body Area Networks
—Significant research has been done on recognizing the daily activities using acceleration data but few works have focused on classifying the movements comprising an activity du...
John Paul Varkey, Dario Pompili
GLOBECOM
2009
IEEE
14 years 6 months ago
A Two-Stage Precoding Method Based on Interference Alignment for Interference Channel Systems
— It was shown by Cadambe and Jafar that the interference alignment (IA) algorithm achieves the theoretical bound on degrees of freedom (DOF) for interference channel systems. Ho...
Hakjea Sung, Seokhwan Park, Kyoung-Jae Lee, Inkyu ...
GLOBECOM
2009
IEEE
14 years 6 months ago
Downlink Mobile OFDMA Resource Allocation with Minimum User Rate Requests
— The problem of resource allocation (RA) in a downlink OFDMA system with minimum user rate requests is examined under the realistic scenario of partial (imperfect) channel state...
Stelios Stefanatos, Christos Papathanasiou, Nikos ...
GLOBECOM
2009
IEEE
14 years 6 months ago
Multihop MIMO Relay Networks with ARQ
—A multiple antenna multihop relay network consisting of a source, a relay, and a destination node, is considered. The diversity-multiplexing-delay tradeoffs (DMDT) for various m...
Yao Xie, Deniz Gündüz, Andrea J. Goldsmi...
GLOBECOM
2009
IEEE
14 years 6 months ago
Scalability and Peer Churning in IP-TV: An Analytical Insight
— Peer-to-peer (P2P) technology for TV broadcasting over the Internet is becoming more and more popular in the very last years. This paper introduces a network-wide efficiency m...
Maria Luisa Merani, G. P. Leonardi, D. Saladino
GLOBECOM
2009
IEEE
14 years 6 months ago
Gaussian MIMO Multi-Receiver Wiretap Channel
Abstract— We consider the Gaussian multiple-input multipleoutput (MIMO) multi-receiver wiretap channel, and derive the secrecy capacity region of this channel for the most genera...
Ersen Ekrem, Sennur Ulukus