2571 search results - page 38 / 515 » Approximation schemes for wireless networks |
SENSYS
2005
ACM
14 years 2 months ago
2005
ACM
— In this paper, we propose a dynamic en-route filtering scheme for false data injection attacks in wireless sensor networks. In sensor networks, adversaries can inject false da...
BROADNETS
2006
IEEE
14 years 2 months ago
2006
IEEE
Existing slotted channel access schemes in wireless networks assume that slot boundaries at all nodes are synchronized. In practice, relative clock drifts among nodes cause slot mi...
TPDS
2008
13 years 8 months ago
2008
One of the key research issues in wireless sensor networks (WSNs) is how to efficiently deploy sensors to cover an area. In this paper, we solve the k-coverage sensor deployment pr...
ICASSP
2009
IEEE
14 years 3 months ago
2009
IEEE
This paper focuses on perturbation-based distributed beamforming with 1-bit feedback for wireless amplify-and-forward relay networks. We propose to use multiplicative perturbation...
ITIIS
2010
13 years 7 months ago
2010
Video streaming service over wireless networks is a challenging task because of the changes in the wireless channel conditions that can occur due to interference, fading, and stat...