Sciweavers

1280 search results - page 177 / 256
» A Probabilistic Coverage Protocol for Wireless Sensor Networ...
Sort
View
JSAC
2007
133views more  JSAC 2007»
13 years 8 months ago
On broadcasting with cooperative diversity in multi-hop wireless networks
Abstract— Cooperative diversity facilitates spatio-temporal communications without requiring the deployment of physical antenna arrays. While physical layer studies on cooperativ...
Gentian Jakllari, Srikanth V. Krishnamurthy, Micha...
EWSN
2008
Springer
14 years 7 months ago
Lifetime Maximization in Wireless Sensor Networks by Distributed Binary Search
We consider the problem of determining the transmission power assignment that maximizes the lifetime of a data-gathering wireless sensor network with stationary nodes and static tr...
André Schumacher, Harri Haanpää, ...
DCOSS
2009
Springer
14 years 5 days ago
MCP: An Energy-Efficient Code Distribution Protocol for Multi-Application WSNs
In this paper, we study the code distribution problem in multi-application wireless sensor networks (MA-WSNs), i.e., sensor networks that can support multiple applications. While M...
Weijia Li, Youtao Zhang, Bruce Childers
PERCOM
2008
ACM
14 years 2 months ago
TIGRA: Timely Sensor Data Collection Using Distributed Graph Coloring
In this paper we present a protocol for sensor applications that require periodic collection of raw data reports from the entire network in a timely manner. We formulate the probl...
Lilia Paradis, Qi Han
ICNP
2009
IEEE
14 years 3 months ago
Topological Detection on Wormholes in Wireless Ad Hoc and Sensor Networks
—Wormhole attack is a severe threat to wireless ad hoc and sensor networks. Most existing countermeasures either require specialized hardware devices or make strong assumptions o...
Dezun Dong, Mo Li, Yunhao Liu, Xiang-Yang Li, Xian...