An enhanced channel estimation algorithm for OFDM: combined EM algorithm and polynomial fitting

2004 ◽  
Author(s):  
Xiaoqiang Ma ◽  
H. Kobayashi ◽  
S.C. Schwartz
Keyword(s):  
Channel Estimation ◽  
Em Algorithm ◽  
Estimation Algorithm ◽  
Polynomial Fitting

Joint Signal Detection and Channel Estimation Using Differential Models via EM Algorithm for OFDM Mobile Communications

2011 ◽  
Vol E94-B (2) ◽  
pp. 533-545 ◽  
Author(s):  
Kazushi MURAOKA ◽  
Kazuhiko FUKAWA ◽  
Hiroshi SUZUKI ◽  
Satoshi SUYAMA
Keyword(s):  
Channel Estimation ◽  
Em Algorithm ◽  
Signal Detection ◽  
Mobile Communications

A Sparsity Enhanced Channel Estimation Algorithm Based on Compressed Sensing in MIMO-OFDM Systems

2014 ◽  
Vol 35 (3) ◽  
pp. 665-670 ◽  
Author(s):  
Zhi-bin Xie ◽  
Tong-si Xue ◽  
Yu-bo Tian ◽  
Wei-chen Zou ◽  
Qing-hua Liu ◽  
...  
Keyword(s):  
Channel Estimation ◽  
Compressed Sensing ◽  
Estimation Algorithm ◽  
Ofdm Systems ◽  
Mimo Ofdm

An improved least square channel estimation algorithm for coherent optical OFDM system

Optik ◽  
2013 ◽  
Vol 124 (23) ◽  
pp. 5937-5940 ◽  
Author(s):  
S. Zhang ◽  
C.L. Bai ◽  
Q.L. Luo ◽  
L. Huang ◽  
F.F. He
Keyword(s):  
Channel Estimation ◽  
Estimation Algorithm ◽  
Least Square ◽  
Ofdm System ◽  
Square Channel ◽  
Optical Ofdm
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