336 search results - page 57 / 68 » Permutation Problems and Channelling Constraints |
CORR
2010
Springer
13 years 7 months ago
2010
Springer
Adaptive orthogonal frequency division multiple access (OFDMA) has recently been recognized as a promising technique for providing high spectral efficiency in future broadband wire...
JCST
2008
13 years 7 months ago
2008
The allocation of bandwidth to unlicensed users, without significantly increasing the interference on the existing licensed users, is a challenge for Ultra Wideband (UWB) networks....
KDD
2002
ACM
14 years 8 months ago
2002
ACM
The banking industry regularly mounts campaigns to improve customer value by offering new products to existing customers. In recent years this approach has gained significant mome...
ICC
2008
IEEE
14 years 1 months ago
2008
IEEE
Cooperation between the nodes of wireless multihop networks can increase communication reliability, reduce energy consumption, and decrease latency. The possible improvements are ...
ICC
2009
IEEE
14 years 2 months ago
2009
IEEE
— In this paper, we introduce robust cyclic space– frequency (CSF) filtering for systems combining bit–interleaved coded modulation (BICM) and orthogonal frequency division ...