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JSAC
2008
94views more  JSAC 2008»
13 years 4 months ago
Detection, Synchronization, and Doppler Scale Estimation with Multicarrier Waveforms in Underwater Acoustic Communication
In this paper, we propose a novel method for detection, synchronization and Doppler scale estimation for underwater acoustic communication using orthogonal frequency division multi...
Sean F. Mason, Christian R. Berger, Shengli Zhou, ...
TSP
2010
12 years 11 months ago
Sparse channel estimation for multicarrier underwater acoustic communication: from subspace methods to compressed sensing
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...
Christian R. Berger, Shengli Zhou, James C. Preisi...
GLOBECOM
2010
IEEE
13 years 2 months ago
Frequency-Domain Oversampling for Zero-Padded OFDM in Underwater Acoustic Communications
Although time-domain oversampling of the received baseband signal is common for single-carrier transmissions, the counterpart of frequency-domain oversampling is rarely used for mu...
Zhaohui Wang, Shengli Zhou, Georgios B. Giannakis,...