Modeling Simulation and Comparative Evaluation of PAPR Reduction in MIMO OFDM Scheme by Using Constant Modulus Algorithm Phase Sequence Optimization

2018 ◽  
Author(s):  
Dolly Kalra ◽  
Roshan Jain ◽  
Sushilkumar Jain
Keyword(s):  
Comparative Evaluation ◽  
Papr Reduction ◽  
Constant Modulus ◽  
Constant Modulus Algorithm ◽  
Sequence Optimization ◽  
Modeling Simulation ◽  
Phase Sequence ◽  
Mimo Ofdm

scholarly journals PAPR Reduction Scheme using Precoding Evolutionary Adaptation for MIMO OFDM Data Communication

2019 ◽  
Vol 8 (6) ◽  
pp. 173-177
Keyword(s):  
Data Communication ◽  
Data Matrix ◽  
Papr Reduction ◽  
Beam Forming ◽  
Constant Modulus ◽  
Constant Modulus Algorithm ◽  
Reduction Procedure ◽  
Multicarrier Transmission ◽  
Mimo Ofdm ◽  
Prime Solution

An extremely attractive procedure for fast airing over a dispersive correspondence channel is Multicarrier transmission. PAPR has a badly-behaved imperative concern to be spoken in evolving multicarrier broadcast systems. In this article PAPR reduction procedure has been designated for multicarrier transmission. In this developed technique a promising for the reduction of PAPR without loss of data transmit signal and BER of MIMO OFDM presented, but computational complexity has increased as increasing number of transmitter antennas Mt. A technique is used for finding of constant modulus (CMA) signal in such a way that beam forming weights have multiply with their orthonormal data matrix. That prime solution is an evolutionary adaptive constant modulus algorithm (EA-CMA) for optimal search of least PAPR signal. The results are simulated for QPSK, 16QAM and 64QAM modulation schemes with MATLAB 2013 version. This technique is compatible with PTS (Partial transmit sequence) scheme

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