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DOI: http://dx.doi.org/10.22266/ijies2017.0430.06

Adaptive ABC Algorithm Based PTS Scheme for PAPR Reduction in MIMO-OFDM

Author(s):

Vijayalakshmi Maddala1*, Ramalinga Reddy Katta1


Affiliations:

1Gunampalli Narayanamma Institute of Technology and Science, Hyderabad, Telangana, India







Abstract:

The OFDM signals which have a broad peak-to-average power ratio is a basic prerequisite to be settled. The Orthogonal Frequency Division Multiplexing (OFDM) traces the Partial transmit sequences (PTS) which is one among the appealing procedures to diminish the peak-to-average power ratio (PAPR). An issue of modern computational multifaceted nature happens in The PTS scheme when prevalent quantities of sub blocks were consumed. In this article, another PTS scheme has been industrialized so as to decline the PAPR by picking the ideal stage factor esteem by means a versatile ABC optimization process. At the point when associated with MIMO-OFDM structures with a broad assortment of phase factors ABC based PTS calculation achieves about elite after simulation. It can essentially diminish the computational intricacy for bigger PTS subblocks and offers lower PAPR in the meantime. The anticipated philosophy is connected in the working stage of MATLAB and the utilitarian solutions were incited and researched.


Keywords:

OFDM, PTS, PAPR, ABC optimization process.


Full Text:




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