634 search results - page 69 / 127 » Secure time synchronization service for sensor networks |
90
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MOBIHOC
2005
ACM
15 years 9 months ago
2005
ACM
Energy efficiency and collisions avoidance are both critical properties to increase the lifetime and effectiveness of wireless networks. This paper proposes a family of algorithms...
104
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DCOSS
2010
Springer
15 years 1 months ago
2010
Springer
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...
SUTC
2006
IEEE
15 years 3 months ago
2006
IEEE
Design aspects and software modelling for ubiquitous real-time camera system are described in this paper. We propose system architecture using a network of inexpensive cameras and...
WISEC
2010
ACM
15 years 3 months ago
2010
ACM
The locations of base stations are critically important to the viability of wireless sensor networks. In this paper, we examine the location privacy problem from both the attack a...
FGCN
2008
IEEE
15 years 4 months ago
2008
IEEE
A mobile robot with various types of sensors via ubiquitous networks is introduced. We designed a mobile robot composed of TCP/IP network, wireless camera and several sensors in a...