Sciweavers

18 search results - page 4 / 4
» Iterative frequency domain channel estimation for dft-precod...
Sort
View
ICC
2007
IEEE
128views Communications» more  ICC 2007»
13 years 11 months ago
Parametric Channel Estimation in Reuse-1 OFDM Systems
— We propose an improved channel estimator for reuse-1 orthogonal frequency division multiplexing (OFDM) cellular systems1 . The proposed channel estimation technique exploits de...
M. R. Raghavendra, Srikrishna Bhashyam, Krishnamur...
ISCAS
2005
IEEE
150views Hardware» more  ISCAS 2005»
13 years 10 months ago
High speed pilot-less sampling frequency acquisition for DMT systems
—This paper presents a sampling frequency offset estimation in time domain for discrete multitone (DMT) systems. Cyclic prefix (CP) enables this estimation without pilots. The pr...
Ching-Chi Chang, Chorng-Kuang Wang
ICASSP
2009
IEEE
13 years 11 months ago
Subspace tracking of fast time-varying channels in precoded MIMO-OFDM systems
This paper presents a blind subspace-based tracking scheme for precoded MIMO-OFDM systems over rapidly time-varying wireless channels. Subspace-based tracking is normally consider...
Chao-Cheng Tu, Benoît Champagne