Sciweavers

7 search results - page 1 / 2
» Energy aware power allocation strategies for multihop-cooper...
Sort
View
JSAC
2007
115views more  JSAC 2007»
13 years 4 months ago
Energy aware power allocation strategies for multihop-cooperative transmission schemes
Abstract— This paper deals with a cooperative decoded relaying scheme in multihop wireless network and the corresponding transmitters power allocation strategies for nodes belong...
Stefano Savazzi, Umberto Spagnolini
TIT
2010
156views Education» more  TIT 2010»
12 years 11 months ago
Bandwidth and power allocation for cooperative strategies in Gaussian relay networks
Abstract-- In a relay network with a single sourcedestination pair, we examine the achievable rates with amplifyand-forward (AF) relaying strategy. Motivated by applications in sen...
Ivana Maric, Roy D. Yates
JSAC
2007
180views more  JSAC 2007»
13 years 4 months ago
Cooperative Distributed MIMO Channels in Wireless Sensor Networks
— The large number of network nodes and the energy constraints make Wireless Sensor Networks (WSN) one of the most important application fields for Cooperative Diversity. Node c...
Aitor del Coso, Umberto Spagnolini, Christian Ibar...
ICC
2008
IEEE
171views Communications» more  ICC 2008»
13 years 11 months ago
On the Capacity of Training-Based Transmissions with Input Peak Power Constraints
— 1 In this paper, training-based transmissions over a priori unknown Rayleigh block fading channels are considered. The input signals are assumed to be subject to peak power con...
Mustafa Cenk Gursoy
GLOBECOM
2009
IEEE
13 years 2 months ago
Energy-Efficient Space-Time Coded Cooperative Routing in Multihop Wireless Networks
Due to the limited energy supplies of nodes in many applications like wireless sensor networks, energy efficiency is crucial for extending the lifetime of these networks. This pape...
Behrouz Maham, Ravi Narasimhan, Are Hjørung...