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Performance Evaluation of an Orthogonal Frequency Division Multiplexing based Wireless Communication System with implementation of Least Mean Square Equalization technique
[article]
2012
arXiv
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This paper proposes a specific approach to channel equalization for Orthogonal Frequency Division Multiplex (OFDM) systems. ...
This paper mainly deals with pilot based channel estimation techniques for OFDM communication over frequency selective fading channels. ...
Orthogonal Frequency Division Multiplexing (OFDM) is widely considered as a promising choice for future wireless communications systems due to its high-data-rate transmission capability with high bandwidth ...
arXiv:1212.5182v2
fatcat:3yx2uprwufh57nd6bp6sa3oe5y
A new differential modulation for coded OFDM with multiple transmit antennas
2006
IEEE Signal Processing Letters
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A new differential modulation scheme is presented for coded orthogonal frequency-division multiplexing (OFDM) systems with multiple transmit antennas in frequency-and time-selective channels. ...
Index Terms-Coded orthogonal frequency-division multiplexing (OFDM), differential modulation, frequency-and time-selective fading, spatio-spectral diversity. ...
developments of coded differential modulation schemes that offer joint spatio-spectral diversity for orthogonal frequency-division multiplexing (OFDM)-based broadband systems in frequency-selective channels ...
doi:10.1109/lsp.2006.870482
fatcat:vfyof5emtzgu3j6qdomsr2vgdm
A space-frequency parallel ICI cancellation technique for OFDM systems
2015
2015 Annual IEEE Systems Conference (SysCon) Proceedings
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Orthogonal frequency division multiplexing (OFDM) systems work well if the subcarriers are orthogonal to each other. ...
Computer simulations indicate that OFDM systems using the SFPC scheme outperform the regular PC and SF systems in slow and fast frequency selective fading channels, specifically at a high signal-noise-ratio ...
INTRODUCTION ATELY, orthogonal Frequency Division Multiplexing (OFDM) has become a key scheme for bandwidth efficient modulation technology and high data rate wireless applications. ...
doi:10.1109/syscon.2015.7116851
dblp:conf/syscon/Yeh15
fatcat:z5y4hv7refgqjp2er25upjm57u
Performance of GFDM and OFDM over Fading Channels
2018
Zenodo
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While it was limited by rectangular pulse shape in Orthogonal frequency division multiplexing (OFDM). ...
Flexibility feature is the main feature for generalized frequency division multiplexing (GFDM); digital transceiver can using any pulse shaping filter. ...
It is developed from 1 st generation until present 4G series, each generation has it is specifications, advantages, and disadvantages. 4G series generation depends on orthogonal frequency-division multiplexing ...
doi:10.5281/zenodo.2540753
fatcat:mbett6lghjdfrmu46nkcgm53iy
Low Code Coding Approach for ofdm Systems Coded with the Progressive Transmission
2020
VOLUME-8 ISSUE-10, AUGUST 2019, REGULAR ISSUE
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The execution of irrational orthogonal frequency division multiplexing (OFDM) on blurred channels is usually better than introducing some coding. ...
Orthogonal Frequency Division Multiplexing (OFDM) offers several benefits such as flexible wrapping, mail sign interference, reduced complexity and more. ...
The concept of coded Orthogonal frequency division multiplexing (OFDM) system is implemented. ...
doi:10.35940/ijitee.l7962.1091220
fatcat:hzkfquulgrfpflyfqgt3mvtu2y
Soft-input iterative channel estimation for bit-interleaved turbo-coded MIMO-OFDM systems
2013
South African Journal of Science
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Bit-interleaved coded modulation (BICM) is a robust multiplexing technique for achieving multiplexing gain in multiple-input multiple-output (MIMO)-orthogonal frequency division multiplexing (OFDM) systems ...
The proposed estimator would be suitable for use at the receiver end of MIMO-OFDM wireless communication systems operating in either slow-or fast-fading channels. HOW TO CITE: Oyerinde OO, Mneney SH. ...
frequency division multiplexing systems: (a) slow-fading channel (fD = 0.005) and (b) fast-fading channel (fD=0.02) ...
doi:10.1590/sajs.2013/772
fatcat:ysdsxrmjerfshgj3xlolmtb7g4
Performance comparison of power delay profile Estimation for MIMO OFDM
2014
IOSR Journal of Engineering
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A multiple-input multiple-output (MIMO) communication system combined with the orthogonal frequency division multiplexing (OFDM) modulation technique can achieve reliable high data rate transmission over ...
In linear minimum mean square error channel (MSE) estimation for multicarrier system, it is necessary to know channel correlation function. ...
So, OFDM has been considered as one of the core technologies of 4th generation (4G) wireless communication system in the future Orthogonal Frequency Division Multiplexing. ...
doi:10.9790/3021-04654853
fatcat:fr56uttcdjcpfcjftvd5erjyci
An Efficient Orthogonal Frequency Division Multiplexing (OFDM) System and Performance Analysis of Digital Audio Broadcasting (DAB) System
2016
International Journal of Computer Applications
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This paper also proposes that designing DAB using OFDM under Rayleigh fading channel. Performance analysis of DAB system is done for the audio input by evaluating BER and SNR. ...
In this paper an efficient OFDM system under AWGN channel is designed using MATLAB and performance analysis is done for the system by evaluating BER and SNR. ...
Figure 1 : 1 Block diagram of typical Orthogonal Frequency Division Multiplexing System. ...
doi:10.5120/ijca2016911238
fatcat:eercfmtfpnbdxomneienvr4jiq
Throughput Enhancement in OFDM System using Low Overhead Pilot Insertion Scheme over Slow Fading Rayleigh Channel
2015
International Journal of Computer Applications
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Orthogonal Frequency Division Multiplexing (OFDM) is a widespread adopted technique for wireless and wired communication systems because of its inherent feature of the spectral efficiency and robustness ...
to channel impairments. ...
INTRODUCTION Widespread applications of the Orthogonal Frequency Division Multiplexing (OFDM) are because of its spectral effectiveness and robustness to frequency selective fading channel impairments. ...
doi:10.5120/ijca2015905713
fatcat:yjsofjx5y5ddva4irhg2zrhbwu
BER Performance of OFDM with GI in SISO and MIMO System
2014
International Journal of Computer Applications
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To overcome a multipath fading environment with low complexity and to achieve wireless broadband multimedia communication systems, orthogonal frequency division multiplexing (OFDM) transmission scheme ...
Keywords Enter Multiple Input Multiple Output (MIMO), orthogonal frequency division multiplexing (OFDM), Bit Error Rate (BER), Cyclic Prefix (CP), Guard Period, 4-QAM, Rayleigh channel. ...
INTRODUCTION 0rthogonal frequency division multiplexing (OFDM) is one of the most promising technologies for high data rate wireless communications. ...
doi:10.5120/18198-9119
fatcat:etus5we26vhpxpklnxrurrdswi
MAP-Based Channel Estimation for MIMO–OFDM Over Fast Rayleigh Fading Channels
2008
IEEE Transactions on Vehicular Technology
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multiple-output with orthogonal frequency-division multiplexing (MIMO-OFDM) in fast varying Rayleigh channels. ...
Index Terms-Fast varying Rayleigh channels, maximum a posteriori probability (MAP)-based channel estimation, multiple-input multipleoutput with orthogonal frequency-division multiplexing (MIMO-OFDM). ...
of the fading channels [2]- [5] . ...
doi:10.1109/tvt.2007.907315
fatcat:scwurpcyv5anjltzolwfivkwki
An Overview of Various Techniques to Reduce PAPR in SFBC MIMO OFDM Systems
English
2014
International Journal of Engineering Trends and Technoloy
English
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fading channels. ...
The multiple-input multiple-output (MIMO) orthogonal frequency division multiplexing (OFDM) system with space-frequency block coding (SFBC) is an attractive technique due to its robustness for time selective ...
Orthogonal frequency-division multiplexing (OFDM) is a well known technique for transmission of high rate data over broadband channels [2] and it also improves the wireless system capacity. ...
doi:10.14445/22315381/ijett-v9p325
fatcat:qghpx2tgbne5thbrofwcxbooam
A Proposed Orthogonal Chirp Division Multiplexing (OCDM) Multicarrier Transceiver Based on the Discrete Fractional Cosine Transform
2017
Journal of Computer and Communications
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The proposed scenario is for an Orthogonal Chirp Division Multiplexing (OCDM) multicarrier system derived from Discrete Fractional Cosine Transform (DFrCT). ...
In doubly selective fading channel where the channel frequency response is regarded as rapidly time-varying, the inter carrier interference (ICI) occurs mainly because the traditional multicarrier transceivers ...
Introduction The origin of Orthogonal Frequency Division Multiplexing (OFDM) development was introduced as early as 1950's with the introduction of Frequency Divi-sion Multiplexing (FDM) for data communications ...
doi:10.4236/jcc.2017.52005
fatcat:l24xljkb6bhtdopbhciwxgoaia
Making carrier frequency offset an advantage for orthogonal frequency division multiplexing
2008
2008 Third International Conference on Communications and Networking in China
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be exploited to improve the diversity performance over frequency-selective fading channels. ...
Keywords-carrier frequency offset (CFO); orthogonal frequency division multiplexing (OFDM); frequency-selective fading; multipath diversity; linear precoding. I. ...
INTRODUCTION Orthogonal frequency division multiplexing (OFDM) has been widely used in today's digital communication systems due to its effective inter-symbol interference (ISI) mitigation and simple frequency-domain ...
doi:10.1109/chinacom.2008.4685159
fatcat:fweh4b4ghbhnjiba6mxdnrqgua
A Novel LS/LMMSE Based PSO Approach for 3D-Channel Estimation in Rayleigh Fading
2018
Advanced Electromagnetics
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A high transmission rate can be obtained using Multi Input Multi Output (MIMO) Orthogonal Frequency Division Multiplexing (OFDM) model. ...
The performance of OFDM systems using proposed technique can be observed from the imitation and relative results. ...
Such systems had effectively and efficiently used Multi input multi output (MIMO) orthogonal frequency division multiplexing (OFDM) technology [1] . ...
doi:10.7716/aem.v7i4.770
fatcat:ozdeome53vbkvdxrtio4yjr5wu
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