Sciweavers

576 search results - page 97 / 116
» Overview the Key Management in Ad Hoc Networks
Sort
View
CORR
2011
Springer
177views Education» more  CORR 2011»
14 years 3 months ago
Downlink SDMA with Limited Feedback in Interference-Limited Wireless Networks
The tremendous capacity gains promised by space division multiple access (SDMA) depend critically on the accuracy of the transmit channel state information. In the broadcast chann...
Marios Kountouris, Jeffrey G. Andrews
MOBIHOC
2007
ACM
15 years 11 months ago
Approximation algorithms for longest-lived directional multicast communications in WANETs
Several centralized and distributed algorithms have been recently proposed to maximize the multicast lifetime for directional communications in wireless ad-hoc networks. Their per...
Song Guo, Oliver W. W. Yang, Victor C. M. Leung
AAAI
2010
14 years 10 months ago
A Trust Model for Supply Chain Management
hey generalize these factors to the abstract concepts of ability, integrity, and benevolence. This model does not use probabilistic decision theory. Other SCM trust factors have be...
Yasaman Haghpanah, Marie desJardins
DCOSS
2010
Springer
15 years 3 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
COMCOM
2007
103views more  COMCOM 2007»
14 years 11 months ago
Using event detection latency to evaluate the coverage of a wireless sensor network
A wireless sensor network (WSN) consists of many tiny and low-power devices deployed in a sensing field. One of the major tasks of a WSN is to monitor the surrounding environment...
You-Chiun Wang, Kai-Yang Cheng, Yu-Chee Tseng