Sciweavers

216 search results - page 12 / 44
» Gradient clock synchronization in wireless sensor networks
Sort
View
SENSYS
2009
ACM
14 years 8 days ago
A tale of two synchronizing clocks
A specific application for wastewater monitoring and actuation, called CSOnet, deployed city-wide in a mid-sized US city, South Bend, Indiana, posed some challenges to a time syn...
Jinkyu Koo, Rajesh Krishna Panta, Saurabh Bagchi, ...
WSNA
2003
ACM
14 years 26 days ago
Lightweight time synchronization for sensor networks
This paper presents lightweight tree-based synchronization (LTS) methods for sensor networks. First, a single-hop, pair-wise synchronization scheme is analyzed. This scheme requir...
Jana van Greunen, Jan M. Rabaey
ECRTS
2007
IEEE
14 years 1 months ago
On Scheduling and Real-Time Capacity of Hexagonal Wireless Sensor Networks
Since wireless ad-hoc networks use shared communication medium, accesses to the medium must be coordinated to avoid packet collisions. Transmission scheduling algorithms allocate ...
Shashi Prabh, Tarek F. Abdelzaher
DCOSS
2010
Springer
13 years 11 months ago
Wormholes No More? Localized Wormhole Detection and Prevention in Wireless Networks
A number of protocols have been proposed to date to defend against wormhole attacks in wireless networks by adopting synchronized clocks, positioning devices, or directional antenn...
Tassos Dimitriou, Thanassis Giannetsos
ICASSP
2010
IEEE
13 years 7 months ago
Gradient descent approach for secure localization in resource constrained wireless sensor networks
Many sensor network related applications require precise knowledge of the location of constituent nodes. In these applications, it is desirable for the wireless nodes to be able t...
Ravi Garg, Avinash L. Varna, Min Wu