Sciweavers

144 search results - page 28 / 29
» A Performance Comparison Study of Ad Hoc Wireless Multicast ...
Sort
View
WISEC
2009
ACM
14 years 18 days ago
Towards a theory for securing time synchronization in wireless sensor networks
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 ...
Murtuza Jadliwala, Qi Duan, Shambhu J. Upadhyaya, ...
MOBIHOC
2003
ACM
14 years 5 months ago
Worst-Case optimal and average-case efficient geometric ad-hoc routing
In this paper we present GOAFR, a new geometric ad-hoc routing algorithm combining greedy and face routing. We evaluate this algorithm by both rigorous analysis and comprehensive ...
Fabian Kuhn, Roger Wattenhofer, Aaron Zollinger
INFOCOM
2007
IEEE
14 years 3 days ago
Face Tracing Based Geographic Routing in Nonplanar Wireless Networks
— Scalable and efficient routing is a main challenge in the deployment of large ad hoc wireless networks. An essential element of practical routing protocols is their accommodat...
Fenghui Zhang, Hao Li, Anxiao Jiang, Jianer Chen, ...
SIGCOMM
2006
ACM
13 years 11 months ago
Minimizing churn in distributed systems
A pervasive requirement of distributed systems is to deal with churn — change in the set of participating nodes due to joins, graceful leaves, and failures. A high churn rate ca...
Brighten Godfrey, Scott Shenker, Ion Stoica
INFOCOM
2007
IEEE
14 years 3 days ago
Modeling Time-Variant User Mobility in Wireless Mobile Networks
Abstract— Realistic mobility models are important to understand the performance of routing protocols in wireless ad hoc networks, especially when mobility-assisted routing scheme...
Wei-jen Hsu, Thrasyvoulos Spyropoulos, Konstantino...