scholarly journals Performance Improvement of PSAM Channel Estimation Method for OFDM Systems over Frequency-Selective Channel

2012 ◽  
Vol 23 (2) ◽  
pp. 235-243 ◽  
Author(s):  
Young-Soo Kim ◽  
Jeong-Gook Bae
Keyword(s):  
Channel Estimation ◽  
Performance Improvement ◽  
Estimation Method ◽  
Ofdm Systems ◽  
Selective Channel ◽  
Frequency Selective

scholarly journals Spatial Multiplexing MIMO-OFDM Systems Over Frequency Selective Channel

2019 ◽  
Vol 9 (1) ◽  
pp. 3128-3131
Keyword(s):  
Channel Estimation ◽  
Spatial Multiplexing ◽  
Ofdm Systems ◽  
Time Zone ◽  
Pilot Symbols ◽  
Channel Conditions ◽  
Selective Channel ◽  
Mimo Ofdm ◽  
Frequency Selective ◽  
Space Approach

Pilot symbols are huge utilized in countless functions what's more, principles. In conventional methodologies, Pilot images are multiplexed among actualities stream, bolstered friend uncommon example, on every single transmitter radio wire. Beginning evaluation channel is gotten by methods for pilot helped Least rectangular (LS) channel estimation the utilization of recurrence space approach. Recouped images are acquainted with enrich the channel gauge through time zone approach. The general execution proposed authority is incontestable utilizing contraption reproductions that are distributed below totally extraordinary channel conditions.

A Low-Complexity Sparse Channel Estimation Method for OFDM Systems

2010 ◽  
Vol E93-B (8) ◽  
pp. 2211-2214
Author(s):  
Bin SHENG ◽  
Pengcheng ZHU ◽  
Xiaohu YOU ◽  
Lan CHEN
Keyword(s):  
Channel Estimation ◽  
Estimation Method ◽  
Low Complexity ◽  
Ofdm Systems ◽  
Sparse Channel Estimation ◽  
Sparse Channel

A Novel Algebraic Carrier Frequency Offset Estimator for ASTC-MIMO-OFDM Systems Over a Correlated Frequency-Selective Channel

2012 ◽  
Vol 61 (6) ◽  
pp. 2468-2475 ◽  
Author(s):  
Ahmed Bannour ◽  
Yichuang Sun ◽  
Mohamed Lassaad Ammari ◽  
Fabien Delestre ◽  
Ridha Bouallegue
Keyword(s):  
Carrier Frequency ◽  
Carrier Frequency Offset ◽  
Frequency Offset ◽  
Ofdm Systems ◽  
Selective Channel ◽  
Mimo Ofdm ◽  
Frequency Selective

scholarly journals Simple Channel Estimation Techniques Based on Pilot-Assistance for STBC-Based MIMO-OFDM Systems

2009 ◽  
Author(s):  
Tran Duc Tan ◽  
Ta Duc Tuyen ◽  
Trinh Anh Vu ◽  
Huynh Huu Tue
Keyword(s):  
Channel Estimation ◽  
Fading Channels ◽  
Performance Improvement ◽  
Additive Noise ◽  
Multipath Fading ◽  
Ofdm Systems ◽  
Multipath Fading Channels ◽  
Pilot Assistance ◽  
Mimo Ofdm ◽  
High Flexibility

With equipping multiple antennas at both transmitter and receiver ends, the signals in the wireless OFDM systems could be transmitted over multipath fading channels for achieving benefits and high flexibility. In this paper, we focus on MIMO-OFDM systems that simultaneously perform channel estimation in order to combat additive noise, and multipath fading. The performance improvement is confirmed by simulations. Results show that the proposed MIMOOFDM scheme is quite robust in practical environments.

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