Sciweavers

GLOBECOM
2007
IEEE
13 years 11 months ago
Synchronization-Aware Distributed Space-Time Codes in Wireless Relay Networks
— In this paper, we consider the design of synchronization-aware distributed space-time codes, which we denote as diagonal distributed space-time codes (DDSTC), for N relay nodes...
Karim G. Seddik, Ahmed K. Sadek, Ahmed S. Ibrahim,...
GLOBECOM
2007
IEEE
13 years 11 months ago
Optimal Distributed Beamforming in Relay Networks with Common Interference
—In wireless relay networks, noise at the relays can be correlated possibly due to common interference or noise propagation from preceding hops. In this work we consider a parall...
Krishna Srikanth Gomadam, Syed Ali Jafar
GLOBECOM
2007
IEEE
13 years 11 months ago
A Novel Distributed Scheduling Algorithm for Wireless Mesh Networks
— Wireless multi-hop, mesh networks are being considered as a candidate to backhaul data traffic from access networks to the wired Internet. These mesh networks are referred to a...
Yun Hou, Kin K. Leung
GLOBECOM
2007
IEEE
13 years 11 months ago
On the (in)Effectiveness of Probabilistic Marking for IP Traceback Under DDoS Attacks
—Distributed denial-of-service attacks (DDoS) pose an immense threat to the Internet. The most studied solution is to let routers probabilistically mark packets with partial path...
Vamsi Paruchuri, Arjan Durresi, Raj Jain
GLOBECOM
2007
IEEE
13 years 11 months ago
Cross-Layer Call Admission Control for a CDMA Uplink Employing a Base-Station Antenna Array
— A novel cross-layer call admission control policy is proposed for a general CDMA beamforming system. In contrast to previously proposed call admission control (CAC) policies wh...
Wei Sheng, Steven D. Blostein
GLOBECOM
2007
IEEE
13 years 11 months ago
A Group of People Acts like a Black Body in a Wireless Mesh Network
Abstract— A Wireless Mesh Network (WMN) is being considered for commercial use in spite of several unaddressed issues. In this paper we focus on one of the most critical issues: ...
Sachin Lal Shrestha, Anseok Lee, Jinsung Lee, Dong...
GLOBECOM
2007
IEEE
13 years 11 months ago
Pharos: A Decentralized and Hierarchical Network Coordinate System for Internet Distance Prediction
—Network coordinates (NC) system is an efficient mechanism for Internet distance prediction with limited measurements. In this paper, we identify the intrinsical cause for the i...
Yang Chen, Yongqiang Xiong, Xiaohui Shi, Beixing D...
GLOBECOM
2007
IEEE
13 years 11 months ago
Precise Localization with Smart Antennas in Ad-Hoc Networks
—In this paper, we study precise localization using Angle of Arrival (AOA) estimations by smart-antenna equipped beacons in Ad-Hoc networks. The node to be localized sends a sign...
Zhilong Shan, Tak-Shing Peter Yum
GLOBECOM
2007
IEEE
13 years 11 months ago
Geometric Decoding Of PAM and QAM Lattices
— A geometric decoding technique for finite lattices was presented by Seethaler et al. for flat-fading multiple-input multiple-output channels in the case of linear modulations...
Michael Samuel, Michael P. Fitz
GLOBECOM
2007
IEEE
13 years 11 months ago
Babel: Using a Common Bridge Node to Deliver Multiple Keys in Wireless Sensor Networks
— In Wireless Sensor Networks (WSNs), symmetric key schemes may be used to provide security. Recently, a class of random key pre-distribution techniques have been proposed and in...
Jing Deng, Yunghsiang S. Han