172 search results - page 12 / 35 » Joint Optimization of Power Allocation and Relay Deployment ... |
ICNP
2006
IEEE
14 years 1 months ago
2006
IEEE
Abstract— In many energy-rechargeable wireless sensor networks, sensor nodes must both sense data from the environment, and cooperatively forward sensed data to data sinks. Both ...
ICC
2007
IEEE
14 years 1 months ago
2007
IEEE
Abstract— We propose the QoS-driven opportunistic cooperation schemes for the wireless relay networks. By integrating information theory with the concept of effective capacity, o...
GLOBECOM
2006
IEEE
14 years 1 months ago
2006
IEEE
This paper considers a sensor network where relay nodes cooperate in order to minimize the total energy consumption for the unicast transmission of a message from a single source ...
VTC
2010
IEEE
13 years 5 months ago
2010
IEEE
— Adaptive network coded cooperation (ANCC) has been proposed as an effective scheme to combine network and channel coding for cooperative wireless networks by matching network-o...
MOBICOM
2005
ACM
14 years 1 months ago
2005
ACM
In this paper we investigate the benefits of a heterogeneous architecture for wireless sensor networks composed of a few resource rich mobile nodes and a large number of simple s...