912 search results - page 137 / 183 » Connectivity monitoring in wireless sensor networks |
INFOCOM
2012
IEEE
11 years 11 months ago
2012
IEEE
— Reliability and energy efficiency are critical issues in wireless sensor networks. In this work, we study Delay-bounded Energy-constrained Adaptive Routing (DEAR) problem with...
ICC
2008
IEEE
14 years 3 months ago
2008
IEEE
— In large Wireless Sensor Networks (WSNs), each hop might incur varying delays due to medium access contention, transmission and computation delays. Fast and efficient query re...
SENSYS
2004
ACM
14 years 2 months ago
2004
ACM
Existing geographic face routing algorithms use planarization techniques that rely on the unit-graph assumption, and thus can exhibit persistent routing failure when used with rea...
WISEC
2009
ACM
14 years 3 months ago
2009
ACM
Time synchronization in highly distributed wireless systems like sensor and ad hoc networks is extremely important in order to maintain a consistent notion of time throughout the ...
CCS
2010
ACM
13 years 10 months ago
2010
ACM
Securing wireless sensor networks against node capture is a challenging task. All well-known random key pre-distribution systems, including the Eschenauer and Gligor's pionee...