80 search results - page 2 / 16 » On using transmission overhead efficiently for channel estim... |
TWC
2008
13 years 4 months ago
2008
Power efficiency is a capital issue in the study of mobile wireless nodes owing to constraints on their battery size and weight. In practice, especially for low-power nodes, it is ...
ITIIS
2008
13 years 4 months ago
2008
In this paper, we propose a subcarrier allocation method and a composite linear minimum mean square error (LMMSE) channel estimator to increase spectrum efficiency in orthogonal f...
ICASSP
2008
IEEE
13 years 11 months ago
2008
IEEE
A phase synchronizationmethod, which provides non-uniform frequency offset compensation needed for wideband OFDM [1], is coupled with low-complexity channel estimation in the time...
AICT
2007
IEEE
13 years 11 months ago
2007
IEEE
Based on the good time-frequency localization of the pulse shaping, it is possible to build a multicarrier modulation that reduces both narrowband interferences and multipath chan...
ICASSP
2008
IEEE
13 years 11 months ago
2008
IEEE
OFDM modulation combines the advantages of high achievable rates and relatively easy implementation. In this paper, we show how to perform blind maximum-likelihood data recovery i...