943 search results - page 1 / 189 » Compressed channel sensing |
ICASSP
2008
IEEE
14 years 1 months ago
2008
IEEE
We consider the estimation of doubly selective wireless channels within pulse-shaping multicarrier systems (which include OFDM systems as a special case). A new channel estimation...
CORR
2010
Springer
13 years 7 months ago
2010
Springer
We examine the use of a structured thresholding algorithm for sparse underwater channel estimation using compressed sensing. This method shows some improvements over standard algo...
CISS
2008
IEEE
14 years 1 months ago
2008
IEEE
—Reliable wireless communications often requires accurate knowledge of the underlying multipath channel. This typically involves probing of the channel with a known training wave...
TSP
2010
13 years 2 months ago
2010
Abstract--In this paper, we investigate various channel estimators that exploit channel sparsity in the time and/or Doppler domain for a multicarrier underwater acoustic system. We...
ICASSP
2010
IEEE
13 years 7 months ago
2010
IEEE
In this paper we propose a novel wide-band spectrum sensing scheme using compressive sensing. The wide-band signal is fed into a number of wide-band filters and the outputs of th...