Sciweavers

57 search results - page 5 / 12
» Memoryless Relay Strategies for Two-Way Relay Channels: Perf...
Sort
View
TCOM
2010
117views more  TCOM 2010»
13 years 4 months ago
Optimal Coding Strategies for Bidirectional Broadcast Channels Under Channel Uncertainty
Bidirectional relaying is a promising approach to improve the performance in wireless networks such as sensor, ad-hoc, and even cellular systems. Bidirectional relaying applies to...
Rafael F. Wyrembelski, Igor Bjelakovic, Tobias J. ...
TWC
2008
131views more  TWC 2008»
13 years 6 months ago
Optimal transmission strategies for rayleigh fading relay channels
In this paper, a decode-and-forward (DF) single relay model in a Rayleigh fading environment is considered. The outage probability and ergodic rate for this model are derived. With...
Yonglan Zhu, Yan Xin, Pooi Yuen Kam
ICC
2008
IEEE
140views Communications» more  ICC 2008»
14 years 23 days ago
Relay Selection in Dual-Hop Transmission Systems: Selection Strategies and Performance Results
— We address the problem of selecting an appropriate relay station for forwarding data from a source to a destination node in dual-hop communication systems. In this regard, we f...
Andreas Müller, Joachim Speidel
TWC
2010
13 years 1 months ago
Performance analysis and power allocation for M-QAM cooperative diversity systems
An adaptive regenerate and forward cooperative diversity (CD) system using quadrature amplitude modulation (QAM) for a two-user cooperation is proposed. The proposed system can ach...
Veluppillai Mahinthan, Jon W. Mark, Xuemin Shen
TWC
2010
13 years 1 months ago
Cooperative wireless multicast: performance analysis and power/location optimization
The popularity of multimedia multicast/broadcast applications over wireless networks makes it critical to address the error-prone, heterogeneous and dynamically changing nature of ...
H. Vicky Zhao, Weifeng Su