1234 search results - page 236 / 247 » Adaptive Groupware for Wireless Networks |
JSS
2010
13 years 2 months ago
2010
We study the problem of fast and energy-efficient data collection of sensory data using a mobile sink, in wireless sensor networks in which both the sensors and the sink move. Mot...
CONIELECOMP
2011
IEEE
12 years 11 months ago
2011
IEEE
—We propose a new multi-hop routing protocol for wireless sensor networks, suited for monitoring and control applications. The aim of this research is to adapt flat and hierarch...
WONS
2012
IEEE
12 years 3 months ago
2012
IEEE
—The IEEE 802.15.4 standard specifies an M-ary spread spectrum system with public and fixed spreading sequences. We propose instead to use secret and dynamic, random spreading ...
SENSYS
2004
ACM
14 years 1 months ago
2004
ACM
Monitoring of environmental phenomena with embedded networked sensing confronts the challenges of both unpredictable variability in the spatial distribution of phenomena, coupled ...
MOBICOM
2010
ACM
13 years 8 months ago
2010
ACM
We report a first-of-its-kind realization of directional transmission for smartphone-like mobile devices using multiple passive directional antennas, supported by only one RF chai...