Sciweavers

1625 search results - page 4 / 325
» Achievable performance improvements provided by cooperative ...
Sort
View
WWIC
2010
Springer
203views Communications» more  WWIC 2010»
15 years 2 months ago
Distributed Cooperation and Diversity for Hybrid Wireless Networks
In this paper, we propose a new Distributed Cooperation and Diversity Combining framework. Our focus is heterogeneous networks with devices equipped with two types of radio frequen...
Hooman Javaheri, Guevara Noubir, Y. Wang
PIMRC
2008
IEEE
15 years 4 months ago
Decoding-based channel estimation for selective cooperation diversity protocols
— We describe and analyze Minimum Path Difference (MPD), a metric to improve threshold-based Selection Decodeand-Forward (SDF) protocols in cooperative wireless networks with cha...
Stefan Valentin, Tobias Volkhausen, Furuzan Atay O...
TMC
2010
137views more  TMC 2010»
14 years 8 months ago
Asymptotic Distortion Performance of Source-Channel Diversity over Multihop and Relay Channels
—A key challenge in the design of real-time wireless multimedia systems is the presence of fading coupled with strict delay constraints. A very effective answer to this problem i...
Karim G. Seddik, Andres Kwasinski, K. J. Ray Liu
TSP
2010
14 years 4 months ago
An adaptive cooperation diversity scheme with best-relay selection in cognitive radio networks
In this paper, an adaptive cooperation diversity scheme with best-relay selection is proposed for multiple-relay cognitive radio networks to improve the performance of secondary tr...
YuLong Zou, Jia Zhu, Baoyu Zheng, Yu-Dong Yao
VTC
2007
IEEE
130views Communications» more  VTC 2007»
15 years 4 months ago
Cross-Correlation Analysis of Generalized Distributed Antenna Systems with Cooperative Diversity
— In this paper, geometry-based channel models are proposed to describe the topology of generalized distributed antenna systems with cooperative diversity (GDAS-CD). The system a...
Yifan Chen, Chau Yuen, Yan Zhang, Zhenrong Zhang