Sciweavers

454 search results - page 79 / 91
» An Authenticated Broadcasting Scheme for Wireless Ad Hoc Net...
Sort
View
ICC
2007
IEEE
121views Communications» more  ICC 2007»
14 years 1 months ago
Design of Collaborative Codes Achieving Space-Time Diversity
— In wireless networks, the use of collaboration has been shown to provide an increase in reliability due to an increase in diversity. Specifically it has been shown that by havi...
Patrick Tooher, Hesam Khoshneviss, M. Reza Soleyma...
GLOBECOM
2009
IEEE
13 years 5 months ago
Energy-Efficient Space-Time Coded Cooperative Routing in Multihop Wireless Networks
Due to the limited energy supplies of nodes in many applications like wireless sensor networks, energy efficiency is crucial for extending the lifetime of these networks. This pape...
Behrouz Maham, Ravi Narasimhan, Are Hjørung...
ADHOC
2011
13 years 2 months ago
Evaluation and design of beaconing in mobile wireless networks
One of the intrinsic problems of mobility in wireless networks is the discovery of mobile nodes. A widely used solution for this problem is to use different variations of beacons, ...
Abbas Nayebi, Gunnar Karlsson, Hamid Sarbazi-Azad
TMC
2008
108views more  TMC 2008»
13 years 7 months ago
Improving Throughput and Fairness by Reducing Exposed and Hidden Nodes in 802.11 Networks
Abstract--Two well-known problems that can cause performance degradations in IEEE 802.11 wireless networks are the exposednode (EN) and hidden-node (HN) problems. Although there ha...
Li Bin Jiang, Soung Chang Liew
MONET
2002
142views more  MONET 2002»
13 years 7 months ago
Defending Wireless Infrastructure Against the Challenge of DDoS Attacks
This paper addresses possible Distributed Denial-of-Service (DDoS) attacks toward the wireless Internet including the Wireless Extended Internet, the Wireless Portal Network, and t...
Xianjun Geng, Yun Huang, Andrew B. Whinston