636 search results - page 80 / 128 » High-efficiency power amplifier for wireless sensor networks |
GLOBECOM
2007
IEEE
14 years 3 months ago
2007
IEEE
— The maximum lifetime routing problem in wireless sensor networks has received increasing attention in recent years. One way is to formulate it as a linear programming problem b...
WCNC
2010
IEEE
13 years 7 months ago
2010
IEEE
—Since sensor nodes use batteries as their source of energy, energy-based routing becomes an important requirement to extend network lifetime. This routing is done using the node...
INFOCOM
2009
IEEE
14 years 3 months ago
2009
IEEE
Abstract—Because the global positioning system (GPS) consumes a large amount of power and does not work indoors, many virtual-coordinate-based routing protocols are proposed for ...
INFOCOM
2007
IEEE
14 years 3 months ago
2007
IEEE
Abstract— Data gathering is one of the most important services provided by wireless sensor networks (WSNs). Since the predominant traffic pattern in data gathering services is m...
ICPADS
2006
IEEE
14 years 2 months ago
2006
IEEE
In battery powered systems such as wireless sensor networks, energy efficiency is one of the most important system design goals. In this paper, energy efficiency is examined fro...