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Prittu Ann Thomas .
2014 International Journal of Research in Engineering and Technology  
also be used for multiuser communication in downlink for obtaining a more energy efficient and greener base station.  ...  power limited .SC-FDMA was found to have a better PAPR reduction than OFDMA and has become modulation choice for uplink communication in Long Term Evolution (LTE).  ...  It requires an adaptive coding scheme to overcome spectral nulls in the channel. PAPR REDUCTION TECHNIQUES In uplink communication PAPR becomes a major constraint in the design of mobile terminals.  ... 
doi:10.15623/ijret.2014.0313011 fatcat:6vegvhujlnfwtdokeyipxb4ggu

Energy Efficiency Improvement in Mobile Communication System by Reducing the PAPR

Sarah M. Farid, Hesham Elbadawy, Khaled Shehata
2020 Journal of Physics, Conference Series  
On the other side it suffers from a high PAPR that will affect the energy efficiency.  ...  We tested the system performance for different techniques combination, and according to the analysis and the simulations done, it was found that the hybrid technique that is composed from the Discrete  ...  PAPR of the OFDMA system is a critical issue that needs to be solved, because of the limited power at the user mobile terminal in LTE mobile communication system and also for operating the power amplifier  ... 
doi:10.1088/1742-6596/1447/1/012043 fatcat:wytdcaqsrfh7fbuhpfmodiltry

PAPR Reduction for 3FPP LTE OFDMA System

D.M. Motiur Rahaman
2013 Universal Journal of Communications and Network  
In this paper, we evaluate a clipping based PAPR reduction technique.  ...  Several PAPR reduction techniques such as magnitude clipping, block coding, and partial transmit sequence (PTS) and pulse shaping have been proposed to reduce the PAPR.  ...  to transmit signal from mobile terminal to the base station.  ... 
doi:10.13189/ujcn.2013.010104 fatcat:nmfmy2af6reh3m4behcseqqgw4

Comparative Study between Various PAPR Reduction Technique

Sahil Malik, Ruchi Sharma
2017 International Journal of Engineering Research and Applications  
This condition can cause inefficient amplification and expensive transmitters, thus it is necessary to investigate PAPR reduction techniques for OFDM system.  ...  This paper presents the comparative study between various PAPR reduction technique such as partial transmit sequence, DFT spreading, Clipping and filtering.  ...  DFT Spreading results in reduction of PAPR of OFDM signal to the extent of single carrier transmission. Mobile terminal in uplink transmission make use of this technique.  ... 
doi:10.9790/9622-0706062532 fatcat:frupyhzvsfe3dkqpjq2u5qcqxe

Peak to Average Power Ratio Analysis for LTE Systems

M.M. Rana, Md. Saiful Islam, Abbas Z. Kouzani
2010 2010 Second International Conference on Communication Software and Networks  
This improves its radio frequency (RF) power amplifier efficiency and also the mean power output from a battery driven mobile terminal.  ...  The efficiency of a power amplifier is determined by the peak to average power ratio (PAPR) of the modulated signal.  ...  OFDMA is an effective technique for combating multipath fading and for high bit rate transmission over mobile wireless channels.  ... 
doi:10.1109/iccsn.2010.53 fatcat:it6ihv7t5ranhow23dimvcjgje

Performance Analysis of PAPR Reduction Using DFT-Spreading OFDMA Technique

Alcardo Alex Barakabitze
2015 International Journal of Innovative Research in Computer and Communication Engineering  
We will also work on our recent papers [14] [15] and extend our work regarding to PAPR reduction techniques used in OFDM systems for wireless communications.  ...  We also analyse the performance of the DFTS OFDMA technique for PAPR reduction as the number of subcarriers allocated to each user varies, specifically with the LFDMA subcarriers mapping mode.  ...  Wu and Haustein [16] has reported the PAPR reduction by DFT precoding technique and studied the energy and spectral efficiency in the uplink for 3GPP-LTE.They showed that, the DFT precoding with filtering  ... 
doi:10.15680/ijircce.2015.0303001 fatcat:3f3oqvpy5beirbuachjczx4fzy

Genetic Algorithm Based Bilayer PTS Scheme for Peak-to-Average Power Ratio Reduction of FBMC/OQAM Signal

Siying Lv, Junhui Zhao, Lihua Yang, Qiuping Li
2020 IEEE Access  
Considering the PAPR reduction issue for the FBMC/OQAM signal, this paper proposes a genetic algorithm (GA) based bilayer partial transmit sequence (GA-BPTS) scheme.  ...  Her research interests include heterogeneous cellular networks, vehicular networks, mobile edge computing, resource allocation, and optimization techniques.  ...  CONCLUSION In this paper, an GA-BPTS scheme has been proposed for the PAPR reduction of the FBMC/OQAM system.  ... 
doi:10.1109/access.2020.2967846 fatcat:v657ot4go5hojn6ooggiaswmx4

Analysis of peak-to-average power ratio in filter bank multicarrier with offset quadrature amplitude modulation systems using partial transmit sequence with shuffled frog leap optimization technique

Ch. Thejesh Kumar, Amit Bindaj Karpurapu, Mayank Mathur
However, the problem of high Peak-to-Average Power Ratio (PAPR) measurement has a detrimental influence upon the FBMC system's energy measurement efficiency.  ...  We study PAPR reduction of FBMC-OQAM signals using the Partial Transmit Sequence (PTS) methods in this work.  ...  However, the problem of high Peak-to-Average Power Ratio (PAPR) measurement has a detrimental influence upon the FBMC system's energy measurement efficiency.  ... 
doi:10.21014/acta_imeko.v11i1.1211 fatcat:wwo56tmz5vbi7no5ttpt4ciire

Green Cellular Wireless Networks: Where to Begin? [article]

Ender Ayanoglu
2012 arXiv   pre-print
Conventional cellular wireless networks were designed with the purpose of providing high throughput for the user and high capacity for the service provider, without any provisions of energy efficiency.  ...  In particular, considering that most of the energy inefficiency in wireless cellular networks is at the base stations, we discuss multi-tier networks and point to the potential of exploiting mobility patterns  ...  We also discuss directional antenna techniques for significant energy reduction in power amplifiers of Radio Base Stations (RBS) and Remote Terminals (RT). II.  ... 
arXiv:1210.8433v1 fatcat:znwgzjlzu5cerfo3wc3uabqqzy

EARTH — Energy Aware Radio and Network Technologies

Markus Gruber, Oliver Blume, Dieter Ferling, Dietrich Zeller, Muhammad Ali Imran, Emilio Calvanese Strinati
2009 2009 IEEE 20th International Symposium on Personal, Indoor and Mobile Radio Communications  
A power efficient transceiver will be developed that adapts to changing traffic load for an energy efficient operation in mobile radio systems.  ...  Its main technical objective is to achieve a reduction of the overall energy consumption of mobile broadband networks by 50%.  ...  To be up to the requirements of an energy efficient system, future power efficient transceivers need new power amplifier architectures with improved energy efficiency for a certain PAPR combined with measures  ... 
doi:10.1109/pimrc.2009.5449938 dblp:conf/pimrc/GruberBFZIS09 fatcat:rwicj2cw7rdzvaufmm5g6bezsy


2019 Zenodo  
This study also highlights the drawback of the PAPR reduction techniques and each of which are explain briefly. This review starts with an illustration of the OFDM system and PARR.  ...  Further in this paper most of PAPR lessen techniques are elaborated with their drawbacks which illustrated in detail.  ...  The TI technique offers an increase in the energy of the another constellations point and a greater complexity of implementation.  ... 
doi:10.5281/zenodo.3256478 fatcat:cr5qcagugnbcveyverfbcjtowy

Peak-to-Average Power Ratio Reduction for Single Carrier- Frequency Division Multiple Access using Repeated Clipping and Filtering

H. Hassan, F. Al-fuhaidy, Kh. El-barbary
2011 International Conference on Aerospace Sciences and Aviation Technology  
An efficient repeated clipping and filtering (RCF) algorithm is applied to a SC-FDMA system, which results in a significant PAPR reduction.  ...  The main advantage of SC-FDMA over OFDMA is its lower peak-to-average power ratio (PAPR). In this paper, an enhancement of a SC-FDMA by decreasing the PAPR is addressed.  ...  Lower PAPR greatly benefits the mobile terminal in terms of transmitted power efficiency. SC-FDMA is adopted as a possible air interface, especially in uplink broadband communications.  ... 
doi:10.21608/asat.2011.23402 fatcat:gqjlxxeijndvhgoqas37mbgany

Energy efficiency in future wireless networks: Cognitive radio standardization requirements

Moshe Masonta, Yoram Haddad, Luca De Nardis, Adrian Kliks, Oliver Holland
2012 2012 IEEE 17th International Workshop on Computer Aided Modeling and Design of Communication Links and Networks (CAMAD)  
Energy consumption of mobile and wireless networks and devices is significant, indirectly increasing greenhouse gas emissions and energy costs for operators.  ...  This paper discusses ways in which standardization efforts can assist the use of CR to both save energy for mobile/wireless communications, and ensure that the energy consumption in CR networks and devices  ...  ACKNOWLEDGMENT This work was partially supported by COST Action IC0905 TERRA "Techno-Economic Regulatory framework for Radio spectrum Access for Cognitive Radio/Software Defined Radio" (  ... 
doi:10.1109/camad.2012.6335359 dblp:conf/camad/MasontaHNKH12 fatcat:7mtq34pnrvc77j5ioscdsivwdu

LTE Adaptation for Mobile Broadband Satellite Networks

Francesco Bastia, Cecilia Bersani, EnzoAlberto Candreva, Stefano Cioni, GiovanniEmanuele Corazza, Massimo Neri, Claudio Palestini, Marco Papaleo, Stefano Rosati, Alessandro Vanelli-Coralli
2009 EURASIP Journal on Wireless Communications and Networking  
In particular, we propose the introduction of an inter-TTI interleaving technique that exploits the existing H-ARQ facilities provided by the LTE physical layer, the use of PAPR reduction techniques to  ...  of the 3GPP LTE interface to satellite transmission, presenting several enabling techniques for this adaptation.  ...  Acknowledgment This work is supported in part by the ESA contract no. 20194/06/NL/US, "Study of Satellite Role in 4G Mobile Networks."  ... 
doi:10.1155/2009/989062 fatcat:slx4gdv5jff4pere6zriarc75e

Reduction of Papr in Ofdm Systems Using Clipping and Differential Scaling

N.Santosh kumar, P Kumari, E. Suresh, V.Radha krishna, R.Divya kanthi
2014 IOSR Journal of Electronics and Communication Engineering  
This paper is aimed to reduce the effect of PAPR and we proposed two techniques for the reduction of high Peak to Average Power Ratio (PAPR) based on Clipping, Differential Scaling. keywords: Orthogonal  ...  OFDM is an important member of the multicarrier modulation (MC) techniques and it has been adopted as a standard for various high data rate wireless communication systems due to its spectral bandwidth  ...  Therefore to lessen the difficulty of complex hardware design it has become imperative to employ efficient PAPR reduction techniques. V.  ... 
doi:10.9790/2834-09165964 fatcat:ekzgworjpbgc3oauaelh434cpi
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