Sciweavers

4761 search results - page 946 / 953
» Performance of Protocols
Sort
View
TCOM
2010
107views more  TCOM 2010»
14 years 8 months ago
A Simple Recruitment Scheme of Multiple Nodes for Cooperative MAC
—Physical (PHY) layer cooperation in a wireless network allows neighboring nodes to share their communication resources in order to create a virtual antenna array by means of dis...
Francesco Verde, Thanasis Korakis, Elza Erkip, Ann...
TCOM
2010
107views more  TCOM 2010»
14 years 8 months ago
Near-Capacity Cooperative Space-Time Coding Employing Irregular Design and Successive Relaying
— In this paper, we develop a capacity-approaching Cooperative Space-Time Coding (CSTC) scheme employing irregular design for a twin-relay aided network as an extension of our pr...
Lingkun Kong, Soon Xin Ng, Robert G. Maunder, Lajo...
TCOM
2010
117views more  TCOM 2010»
14 years 8 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. ...
TPDS
2010
176views more  TPDS 2010»
14 years 8 months ago
Coupling-Based Internal Clock Synchronization for Large-Scale Dynamic Distributed Systems
This paper studies the problem of realizing a common software clock among a large set of nodes without an external time reference (i.e., internal clock synchronization), any centr...
Roberto Baldoni, Angelo Corsaro, Leonardo Querzoni...
WINET
2010
185views more  WINET 2010»
14 years 8 months ago
TDMA scheduling algorithms for wireless sensor networks
Abstract Algorithms for scheduling TDMA transmissions in multi-hop networks usually determine the smallest length conflict-free assignment of slots in which each link or node is a...
Sinem Coleri Ergen, Pravin Varaiya