73 search results - page 14 / 15 » Simple approximation algorithms and PTASs for various proble... |
IPPS
2005
IEEE
13 years 11 months ago
2005
IEEE
We investigate the problem of maximizing the lifetime of wireless ad hoc and sensor networks. Being battery powered, nodes in such networks have to perform their intended task und...
JSAC
2007
13 years 5 months ago
2007
Abstract— Cooperative diversity facilitates spatio-temporal communications without requiring the deployment of physical antenna arrays. While physical layer studies on cooperativ...
SIGMETRICS
2010
ACM
13 years 10 months ago
2010
ACM
In this paper, we study distributed channel assignment in wireless networks with applications to peer discovery in ad hoc wireless networks. We model channel assignment as a color...
INFOCOM
2007
IEEE
14 years 2 days ago
2007
IEEE
— Scalable and efficient routing is a main challenge in the deployment of large ad hoc wireless networks. An essential element of practical routing protocols is their accommodat...
SPAA
2005
ACM
13 years 11 months ago
2005
ACM
An important problem for wireless ad hoc networks has been to design overlay networks that allow time- and energy-efficient routing. Many local-control strategies for maintaining...