427 search results - page 64 / 86 » Revisiting the lifetime of wireless sensor networks |
PERCOM
2009
ACM
14 years 2 months ago
2009
ACM
—One of the major issues in a wireless sensor network (WSN) is how to cover an interested area. In this paper, we consider the area coverage problem for variable sensing radii WS...
CN
2006
13 years 7 months ago
2006
Energy saving is a paramount concern in wireless sensor networks (WSNs). A strategy for energy saving is to cleverly manage the duty cycle of sensors, by dynamically activating di...
CN
2006
13 years 7 months ago
2006
The problem of optimal data gathering in wireless sensor networks (WSNs) is addressed by means of optimization techniques. The goal of this work is to lay the foundations to devel...
ISCAS
2005
IEEE
14 years 1 months ago
2005
IEEE
Abstract— We designed a high-efficiency class-E switchedmode power amplifier for a wireless networked micro-sensors system. In this system, where each sensor operates using a mic...
INFOCOM
2007
IEEE
14 years 1 months ago
2007
IEEE
— Wireless reprogramming of a sensor network is useful for uploading new code or for changing the functionality of existing code. Through the process, a node should remain recept...