509 search results - page 46 / 102 » Rate Adaptive Channel MAC |
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PIMRC
2010
IEEE
14 years 9 months ago
2010
IEEE
In this work, we investigate secret key generation from channel states. We point out, by means of a packet-delaybased attack, that observing its own channel states is not the only ...
TMC
2008
14 years 11 months ago
2008
In this paper, we investigate the issue of per-station fairness in TCP over IEEE 802.11-compliant wireless local area networks (WLANs), especially in Wi-Fi hot spots. It is asserte...
GLOBECOM
2009
IEEE
15 years 6 months ago
2009
IEEE
— The problem of resource allocation (RA) in a downlink OFDMA system with minimum user rate requests is examined under the realistic scenario of partial (imperfect) channel state...
ICHIT
2009
Springer
15 years 6 months ago
2009
Springer
In this paper we provide an adaptive modulation approach that uses adaptive pilot symbols which both pilot spacing and power allocation on pilot symbols are optimized in single in...
VTC
2008
IEEE
15 years 6 months ago
2008
IEEE
—This paper considers the problem of providing gbps/user data-rate in indoor environments. The technology that we study uses the 60GHz spectrum whose special propagation properti...