116 search results - page 4 / 24 » Maneuverable Relays to Improve Energy Efficiency in Sensor N... |
TWC
2008
13 years 5 months ago
2008
Broadcasting allows efficient information sharing and fusion in wireless networks. In this paper, the energy efficiency limits in wireless broadcasting, defined as the minimal achi...
ICC
2009
IEEE
13 years 3 months ago
2009
IEEE
During the last decade, many works were devoted to improving the performance of relaying techniques in ad hoc networks. One promising approach consists in allowing the relay nodes ...
WCNC
2010
IEEE
13 years 9 months ago
2010
IEEE
—We study the problem of optimizing the symbol error probability (SEP) performance of cluster-based cooperative wireless sensor networks (WSNs). It is shown in the literature tha...
ITCC
2005
IEEE
13 years 11 months ago
2005
IEEE
has to be relayed to nodes interested in those events. Moreover, nodes may also generate queries to find events they are interested in. Thus there is a need to route the informatio...
TMM
2010
13 years 20 days ago
2010
Abstract--Selective encryption for video streaming was proposed for efficient multimedia content protection. However, the issues on joint optimization of video quality, content pro...