Joint reduction of sidelobe and PMEPR in multicarrier radar signal

LJL Sujan, VD Telagadi, CG Raghavendra… - … Informatics and Soft …, 2021 - Springer
In a multicarrier-based communication system, the sidelobe power should be reduced to
prevent interference between the adjacent signals. Likewise, the innate issue of high peak …

PAPR reduction of OFDM systems using H‐SLM method with a multiplierless IFFT/FFT technique

NA Sivadas - ETRI Journal, 2022 - Wiley Online Library
This study proposes a novel low‐complexity algorithm for computing inverse fast Fourier
transform (IFFT)/fast Fourier transform (FFT) operations in binary phase shift keying …

Simultaneous minimization of side‐band power and PAPR in OFDM based cognitive radio without additional bandwidth requirement for sending SI

AS Namitha - Transactions on Emerging Telecommunications …, 2022 - Wiley Online Library
Cognitive radio (CR) incorporating orthogonal frequency division multiplexing (OFDM) is an
intelligent spectrum sharing technique that acquires high data rate in frequency selective …

An erasure-based scheme for reduction of PAPR in spatial multiplexing MIMO-OFDM using Reed-Solomon codes over GF(216 + 1)

MR Motazedi, R Dianat - International Journal of Electronics, 2018 - Taylor & Francis
In this paper, a novel erasure-based scheme which uses long Reed-Solomon (RS) codes
over GF (65537) is proposed for the reduction of the peak-to-average power ratio (PAPR) in …

A novel radar waveform design for suppressing autocorrelation side-lobe based on chaotic and single fusion encoding method

J Li, M Liu, J Ou, W Wang - Prog. Electromagn. Res. M, 2022 - jpier.org
Abstract Multi-carrier Phase Coded (MCPC) signal has the advantages of large time-
bandwidth product, low intercept, anti-jamming, digitization, flexible waveform, and high …

A novel approach to reduce the PMEPR of MCPC signal using random phase algorithm

CG Raghavendra - Informacije MIDEM, 2018 - ojs.midem-drustvo.si
This paper aims to reduce the Peak-to-Mean Envelope Power Ratio (PMEPR) of a
Multicarrier Complementary Phase Coded (MCPC) signal. A MCPC signal consists of P …

Multilayer structural diagnosis with quasi-3d microwave imaging using ultrawideband radio frequency noiselet waveforms

TH Kim, RM Narayanan - Progress In Electromagnetics Research B, 2018 - jpier.org
Microwave radar imaging is increasingly being used in infrastructure monitoring applications
due to its low cost, rapid measurement time, non-contact characteristics, and ability to …

Reduction of sidelobe levels in multicarrier radar signals via the fusion of hill patterns and geometric progression

C Gopalkrishna Raghavendra… - ETRI …, 2021 - Wiley Online Library
Multi‐carrier waveforms have several advantages over single‐carrier waveforms for radar
communication. Employing multi‐carrier complementary phase‐coded (MCPC) waveforms …

Improvement of average peak RATIO in OFDM system

L Chen - 2023 3rd Asia-Pacific Conference on Communications …, 2023 - ieeexplore.ieee.org
Orthogonal Frequency Division Multiplexing (OFDM) is a multi-carrier transmission scheme
that uses multiple sub-carriers orthogonal to transmit information. OFDM has been widely …

An Optimized Approach to Generate Multicarrier Radar Signal Using Computationally Efficient Algorithm

CG Raghavendra, NK Bhat… - Journal of …, 2020 - ingentaconnect.com
MCPC radar signal accedes the property of orthogonal frequency division multiplexing. A
term in the complex envelope expression for MCPC shows similarity to the twiddle factor …