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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]

Farhana Enam, Md. Arif Rabbani, Md. Ashraful Islam, Sohag Sarker
2012 arXiv   pre-print
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

Hongbin Li, Tao Li
2006 IEEE Signal Processing Letters  
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

Hen-Geul Yeh
2015 2015 Annual IEEE Systems Conference (SysCon) Proceedings  
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

Nidaa A. AL Hasaani, Aya Algamluoli
2018 Zenodo  
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

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

Olutayo O. Oyerinde, Stanley H. Mneney
2013 South African Journal of Science  
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

Manisha K. Ahirrao
2014 IOSR Journal of Engineering  
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

Drakshayini M., Arun Vikas
2016 International Journal of Computer Applications  
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

Atif Sardar, Syed Waqar, Latif Ullah
2015 International Journal of Computer Applications  
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

Sanjivan Satyal
2014 International Journal of Computer Applications  
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

Jin-Goog Kim, Jong-Tae Lim
2008 IEEE Transactions on Vehicular Technology  
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

Arjun Chopra, Komal Arora
2014 International Journal of Engineering Trends and Technoloy  
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

Hani Attar, Ahmed Solyman
2017 Journal of Computer and Communications  
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

Xiaojing Huang
2008 2008 Third International Conference on Communications and Networking in China  
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

D. N. Bhange, C. Dethe
2018 Advanced Electromagnetics  
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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