80 search results - page 2 / 16 » On using transmission overhead efficiently for channel estim... |
TWC
2008
13 years 5 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 5 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
14 years 7 days 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
14 years 4 days 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
14 years 7 days 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...