Sciweavers

TSP
2010
13 years 6 months ago
On optimum regenerative relaying with imperfect channel knowledge
This paper is concerned with the performance of a regenerative relaying protocol on fading wireless channels with imperfect channel knowledge at the receivers. Assuming a single s...
Ramesh Annavajjala
GLOBECOM
2007
IEEE
14 years 3 months ago
Amplify-and-Forward Capacity with Transmit Beamforming for MIMO Multiple-Relay Channels
In this paper, we consider a MIMO wireless relay network where communication between a source and a destination node is assisted by multiple relay nodes using the Amplifyand-Forwar...
Erhan Yilmaz, M. Oguz Sunay
CSE
2009
IEEE
14 years 3 months ago
The More Relay Nodes, the More Energy Efficient?
Existing work has been focused on minimizing the number of relay nodes to maintain the connectivity of a sensor network. However, we believe replacing batteries for nodes or redepl...
Ying Zhu, Qi Han
ACSAC
2007
IEEE
14 years 3 months ago
Efficient Detection of Delay-Constrained Relay Nodes
Relay nodes are a potential threat to networks since they are used in many malicious situations like stepping stone attacks, botnet communication, peer-to-peer streaming etc. Quic...
Baris Coskun, Nasir D. Memon
COCOON
2005
Springer
14 years 5 months ago
Fault-Tolerant Relay Node Placement in Wireless Sensor Networks
The paper addresses the relay node placement problem in two-tiered wireless sensor networks. Given a set of sensor nodes in an Euclidean plane, our objective is to place minimum nu...
Hai Liu, Peng-Jun Wan, Xiaohua Jia
VALUETOOLS
2006
ACM
112views Hardware» more  VALUETOOLS 2006»
14 years 5 months ago
Performance of ad hoc networks with two-hop relay routing and limited packet lifetime
— Considered is a mobile ad hoc network consisting of three types of nodes (source, destination and relay nodes) and using the two-hop relay routing protocol. Packets at relay no...
Ahmad Al Hanbali, Philippe Nain, Eitan Altman
IWCMC
2006
ACM
14 years 5 months ago
Priority-based receiver-side relay election in wireless ad hoc sensor networks
Receiver-side relay election has been recently proposed as an alternative to transmitter-side relay selection in wireless ad hoc networks. In this paper we study different priori...
Komlan Egoh, Swades De
IWNAS
2006
IEEE
14 years 5 months ago
Mobility Control with Local Views of Neighborhood in Mobile Networks
Recent work in mobile ad hoc networks, simply MANETs, has drawn attention to the mobility capability of each node. In [5], it is proved that the optimal positions of the relay nod...
Zhen Jiang, Jie Wu, Robert Kline
INFOCOM
2006
IEEE
14 years 5 months ago
Placing Relay Nodes for Intra-Domain Path Diversity
Abstract— To increase reliability and robustness of missioncritical services in the face of routing changes, it is often desirable and beneficial to take advantage of path diver...
Meeyoung Cha, Sue B. Moon, Chong-Dae Park, Aman Sh...
INFOCOM
2006
IEEE
14 years 5 months ago
Light-Weight Overlay Path Selection in a Peer-to-Peer Environment
— Large-scale peer-to-peer systems span a wide range of Internet locations. Such diversity can be leveraged to build overlay “detours” to circumvent periods of poor performan...
Teng Fei, Shu Tao, Lixin Gao, Roch Guérin, ...