229 search results - page 27 / 46 » On the Secrecy Capacity of Fading Channels |
ICC
2008
IEEE
15 years 8 months ago
2008
IEEE
—OFDM systems have gained outstanding popularity for high data rate wireless communications. In practice, however, the performance of OFDM systems is often limited due to hardwar...
115
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TIT
2010
14 years 8 months ago
2010
We consider the problem of rate and power allocation in a multiple-access channel. Our objective is to obtain rate and power allocation policies that maximize a general concave ut...
103
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VTC
2008
IEEE
15 years 8 months ago
2008
IEEE
—Multicarrier transmission techniques (i.e., orthogonal frequency division multiplexing (OFDM) and multi-carrier code division multiple access (MC-CDMA)) are the promising candid...
122
Voted
CORR
2007
Springer
15 years 1 months ago
2007
Springer
—The optimal decoder achieving the outage capacity under imperfect channel estimation is investigated. First, by searching into the family of nearest neighbor decoders, which can...
93
Voted
GLOBECOM
2008
IEEE
15 years 8 months ago
2008
IEEE
—In mobile ad hoc networks (MANETs), conventional packet forwarding schemes that pre-select the next-hop receivers for a packet may fail if the channel coherence time is on the o...