scholarly journals Channel Estimation for Massive MIMO-OFDM Systems by Tracking the Joint Angle-Delay Subspace

IEEE Access ◽  
2016 ◽  
pp. 1-1 ◽  
Author(s):  
Yu Zhang ◽  
Dongming Wang ◽  
Jiangzhou Wang ◽  
Xiaohu You
Keyword(s):  
Channel Estimation ◽  
Massive Mimo ◽  
Joint Angle ◽  
Ofdm Systems ◽  
Mimo Ofdm

scholarly journals Distributed Channel Estimation and Pilot Contamination Analysis for Massive MIMO-OFDM Systems

2016 ◽  
Vol 64 (11) ◽  
pp. 4607-4621 ◽  
Author(s):  
Alam Zaib ◽  
Mudassir Masood ◽  
Anum Ali ◽  
Weiyu Xu ◽  
Tareq Y. Al-Naffouri
Keyword(s):  
Channel Estimation ◽  
Massive Mimo ◽  
Pilot Contamination ◽  
Ofdm Systems ◽  
Mimo Ofdm

scholarly journals Channel Estimation For Mimo-Ofdm Systems of Joint Angle-of-Departure (AOD) or Angle-of-Arrival (AOA)

2019 ◽  
Vol 8 (11S) ◽  
pp. 660-663
Keyword(s):  
Channel Estimation ◽  
Joint Angle ◽  
Ofdm Systems ◽  
Angle Of Arrival ◽  
Mechanical Assembly ◽  
Transmit Beamforming ◽  
Millimetre Wave ◽  
Mimo Ofdm ◽  
Posteriori Estimation ◽  
The Ideal

Beamforming with gathering mechanical assembly displays has been considered as an engaging advancement in future remote correspondence structures. To coordinate beamforming, one has to know the angle-of-departure (AoD) or angle-of-arrival (AoA). For data disclosure, the beneficiary in like manner has to know station response. In this paper, we propose another joint AoD, AoA, and channel estimation contrive for pilot-helped MIMO-OFDM systems. Starting, a compressive distinguishing system is used to survey the channel drive response, abusing the sparsity property of remote channels. By then, AoA and AoD are as one surveyed for each perceived path by the most maximum likelihood (ML) procedure. The successive Cramer-Rao lower bound (SCRLB) is moreover gathered and a transmit beamforming plan is proposed as necessities be. In the circumstance of available prior information, a most outrageous a posteriori estimation is proposed. Amusement results exhibit that the proposed procedures can approach the SCRLB achieve a comparable supernatural viability as that got with the ideal direct in millimetre-wave correspondences. the SCRLB is low multifaceted nature computation and to constrain misstep rate and improve sign to fuss extent.

scholarly journals Compressed channel estimation for massive MIMO-OFDM systems over doubly selective channels

2019 ◽  
Vol 36 ◽  
pp. 100771 ◽  
Author(s):  
Anthony Ngozichukwuka Uwaechia ◽  
Nor Muzlifah Mahyuddin ◽  
Mohd Fadzil Ain ◽  
Nurul Muazzah Abdul Latiff ◽  
Nor Farahidah Za’bah
Keyword(s):  
Channel Estimation ◽  
Massive Mimo ◽  
Ofdm Systems ◽  
Doubly Selective Channels ◽  
Mimo Ofdm

A Fast Tensor-Based Channel Estimation Method in mmWave Massive MIMO-OFDM Systems

2021 ◽  
Author(s):  
Yuan Cheng ◽  
Jianhe Du ◽  
Miaomiao He ◽  
Zhengkun Mo ◽  
Peng Zhang ◽  
...  
Keyword(s):  
Channel Estimation ◽  
Massive Mimo ◽  
Estimation Method ◽  
Ofdm Systems ◽  
Mimo Ofdm

scholarly journals Corrections to “Tensor-Based Channel Estimation for Massive MIMO-OFDM Systems”

IEEE Access ◽  
2019 ◽  
Vol 7 ◽  
pp. 121645-121645
Author(s):  
Daniel C. Araujo ◽  
Andre L. F. De Almeida ◽  
Joao P. C. L. Da Costa ◽  
Rafael. T. De Sousa
Keyword(s):  
Channel Estimation ◽  
Massive Mimo ◽  
Ofdm Systems ◽  
Mimo Ofdm
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