Sciweavers

GLOBECOM
2009
IEEE
13 years 10 months ago
Optimal Relay-Subset Selection and Time-Allocation in Decode-and-Forward Cooperative Networks
—We present the optimal relay-subset selection and transmission-time for a decode-and-forward, half-duplex cooperative network of arbitrary size. The resource allocation is obtai...
Elzbieta Beres, Raviraj Adve
GLOBECOM
2009
IEEE
13 years 10 months ago
Emulation of Optical PIFO Buffers
—With recent advances in optical technology, we are closer to building all-optical routers than ever before. A major problem in this area, however, is the lack of all-optical mem...
Houman Rastegarfar, Monia Ghobadi, Yashar Ganjali
GLOBECOM
2009
IEEE
13 years 10 months ago
On Spectrum Selection Games in Cognitive Radio Networks
Abstract—Cognitive Radio Networks aim at enhancing spectrum utilization by allowing cognitive devices to opportunistically access vast portions of the spectrum. To reach such amb...
Ilaria Malanchini, Matteo Cesana, Nicola Gatti
GLOBECOM
2009
IEEE
13 years 10 months ago
On the Connectivity of Key-Distribution Strategies in Wireless Sensor Networks
Abstract—Wireless sensor networks (WSNs) are usually missioned to gather critical information in hostile and adversarial environments, which make them susceptible to compromise a...
Hosein Shafiei, Ahmad Khonsari, Mohammad Sadegh Ta...
GLOBECOM
2009
IEEE
13 years 10 months ago
Bayesian Cramer-Rao Bound for OFDM Rapidly Time-Varying Channel Complex Gains Estimation
Abstract—In this paper, we consider the Bayesian CramerRao bound (BCRB) for the dynamical estimation of multi-path Rayleigh channel complex gains in data-aided (DA) and non-dataa...
Hussein Hijazi, Laurent Ros
GLOBECOM
2009
IEEE
13 years 10 months ago
On the Eyeshots of BGP Vantage Points
—The publicly available BGP vantage points (VPs) have been heavily used by the research community to build the Internet autonomous system (AS) level topology, which is a key inpu...
Kai Chen, Chengchen Hu, Wenwen Zhang, Yan Chen, Bi...
GLOBECOM
2009
IEEE
13 years 10 months ago
Adaptive Probabilistic Medium Access in MPR-Capable Ad-Hoc Wireless Networks
—Medium access in ad-hoc wireless networks must be performed in a distributed fashion due to lack of coordination between nodes. Specifically, when nodes are capable of receivin...
Majid Ghanbarinejad, Christian Schlegel, Pawel Gbu...
GLOBECOM
2009
IEEE
13 years 10 months ago
Capacity Evaluation of DF Protocols for OFDMA Infrastructure Relay Links
Taneli Riihonen, Risto Wichman, Stefan Werner
GLOBECOM
2009
IEEE
13 years 10 months ago
A Simulation Study of CSMA/CA Performance in 60 GHz WPANs
— Recently, there has been an increasing interest in developing 60 GHz wireless personal area networks (WPANs) for short-range high-speed wireless communications. Both industrial...
Wei Zhou, Sai Shankar Nandagopalan, Daji Qiao