Sciweavers

ICC
2007
IEEE
136views Communications» more  ICC 2007»
14 years 3 months ago
SAMcast - A Scalable, Secure and Authenticated Multicast Protocol for Large Scale P2P Networks
Overlay networks have shown tremendous potential in solving large scale data dissemination problem by employing peer-to-peer communication protocols. These networks, however, have ...
Waseem Ahmad, Ashfaq A. Khokhar
ICC
2007
IEEE
185views Communications» more  ICC 2007»
14 years 3 months ago
Systematic Modification of Parity-Check Matrices for Efficient Encoding of LDPC Codes
An algorithm for efficient encoding of LDPC codes is presented that does not impose any restrictions on the construction of the parity-check matrices. The algorithm modifies the pa...
Mohamed Shaqfeh, Norbert Görtz
ICC
2007
IEEE
127views Communications» more  ICC 2007»
14 years 3 months ago
Spectral Efficiency of Channel-Aware Schedulers in Non-Identical Composite Links with Interference
Accurate system planning and performance evaluation requires knowledge of the joint impact of scheduling, interference, and fading. However, current analyses either require costly...
Jingxian Wu, Neelesh B. Mehta, Andreas F. Molisch,...
ICC
2007
IEEE
116views Communications» more  ICC 2007»
14 years 3 months ago
User Selection for SDMA Beamforming with Imperfect CSI in MIMO-OFDM Systems
Timothy A. Thomas, Bishwarup Mondal, Kevin L. Baum...
ICC
2007
IEEE
119views Communications» more  ICC 2007»
14 years 3 months ago
Asymptotic SER Analysis of EGC and SC in Fading and Non-Gaussian Noise and Interference
In this paper, we present a unified asymptotic symbol error rate (SER) analysis for linearly modulated signals with equal gain combining (EGC) and selection combining (SC) at the r...
Amir Nasri, Robert Schober, Yao Ma
ICC
2007
IEEE
116views Communications» more  ICC 2007»
14 years 3 months ago
Robust Power Allocation for Amplify-and-Forward Relay Networks
Relay power allocation has been shown to provide substantial performance gain in wireless relay networks when perfect global channel state information (CSI) is available. In this p...
Tony Q. S. Quek, Moe Z. Win, Hyundong Shin, Marco ...
ICC
2007
IEEE
128views Communications» more  ICC 2007»
14 years 3 months ago
A Dynamic Service Level Negotiation Mechanism for QoS Provisioning in NGEO Satellite Networks
Satellite communication systems exhibit important and unique features that qualify them to be an integral part of a global ubiquitous information system. Given the universality of ...
Tarik Taleb, Kazuo Hashimoto, Nei Kato, Yoshiaki N...
ICC
2007
IEEE
118views Communications» more  ICC 2007»
14 years 3 months ago
Efficient Group Management For Inter-PN Access Control
This paper presents an architecture for resource sharing in Personal Networks (PNs). Resources are not necessarily in the same authentication domain and the group that uses them is...
Ahmad Ahmad, Khaled Masmoudi, Hossam Afifi
ICC
2007
IEEE
14 years 3 months ago
The Impact of Avatar Mobility on Distributed Server Assignment for Delivering Mobile Immersive Communication Environment
In our previous work, we proposed a distributed server architecture to deliver multi-party immersive voice communication service to mobile clients (e.g. Sony PSP) accessing a Distr...
Ying Peng Que, Farzad Safaei, Paul Boustead
ICC
2007
IEEE
14 years 3 months ago
Routing for Emitter/Reflector Signal Detection in Wireless Sensor Network Systems
In this paper, we consider energy-efficient routing for detection in wireless sensor networks (WSNs). Energyefficient routing for WSNs has been intensely studied recently, but rout...
Yang Yang, Rick S. Blum