577 search results - page 85 / 116 » Performance Enhancement of Wireless Communication Systems us... |
CORR
2007
Springer
13 years 8 months ago
2007
Springer
—The differential encoding/decoding setup introduced by Kiran et al, Oggier-Hassibi and Jing-Jafarkhani for wireless relay networks that use codebooks consisting of unitary matri...
INFOCOM
2005
IEEE
14 years 2 months ago
2005
IEEE
We consider the problem of neighbor discovery in static wireless ad hoc networks with directional antennas. We propose several probabilistic algorithms in which nodes perform rand...
ICC
2007
IEEE
14 years 3 months ago
2007
IEEE
—Frequency hopping systems have been widely used in military communications to prevent hostile jamming, interception and detection. In traditional frequency hopping (FH) systems,...
SENSYS
2006
ACM
14 years 2 months ago
2006
ACM
Introducing mobile data sinks into wireless sensor networks (WSNs) improves the energy efficiency and the network lifetime, and is demanded for many application scenarios, such a...
WWW
2007
ACM
14 years 9 months ago
2007
ACM
Several research efforts as well as deployments have chosen IEEE 802.11 as a low-cost, long-distance access technology to bridge the digital divide. In this paper, we consider the...