[PDF] Top 20 An Efficient Improving Ofdm Receiver Performance In An Impulsive Noise Environment With Blanking Nonlinearity
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An Efficient Improving Ofdm Receiver Performance In An Impulsive Noise Environment With Blanking Nonlinearity
... An IFFT is then used to convert this signal to the time domain, and to produce the orthogonality between subcarriers, allowing it to be transmitted. In practice, these samples are not enough to make a real OFDM ... See full document
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Performance Improvement in OFDM System with Interleaving and Blanking over Impulse Noise Environment
... impulse noise suppression are ...of impulsive noise is to precede a conventional OFDM demodulator with memory less nonlinearity [8, ...impulse noise in OFDM ...based ... See full document
6
Optimized threshold calculation for blanking nonlinearity at OFDM receivers based on impulsive noise estimation
... Impulsive noise (IN) degrades the performance of OFDM-based communication ...systems. Performance degradation is usually measured in terms of signal-to-noise ratio (SNR) and ... See full document
8
SER analysis of the MRC OFDM receiver with pulse blanking over frequency selective fading channel
... systems, OFDM has advantages, such as spectral efficiency, efficient implementation based on the fast Fourier transform (FFT), and simple channel ...the OFDM transmission scheme is widely employed in ... See full document
12
1. Impact of jammer noise on blind phase noise compensation in ofdm systems
... phase noise at the subblock level, which leads to suppression of intercarrier ...phase noise variations strictly follow the Brownian motion as per a random-walk ...fixed/same OFDM symbol block ... See full document
7
INFORMATION TECHNOLOGY FOR NUMERICAL SIMULATION OF CONVECTIVE FLOWS OF A VISCOUS INCOMPRESSIBLE FLUID IN CURVILINEAR MULTIPLY CONNECTED DOMAINS
... IFFT/FFT OFDM transmission system where it used mean squared error MSE to determine the amount of error caused by transmission system for ...to Noise Ratio (SNR) of the channel distorted speech to compare ... See full document
10
An Efficient Approach For Improving The Performance Of Qos In Web Services
... Vector based similarity calculations [2]. Finally the accuracy is calculated by comparing all those methods. Correlation and Bayesian methods are mainly based on the nature of dataset, application type and the vote ... See full document
6
OFDM Link Performance Analysis under Various Receiver Impairments
... of OFDM systems to vari- ous receiver impairments is higher than that of single-carrier ...for OFDM system designers, it is of- ten desirable to have easy to use numerical tools to predict the system ... See full document
11
Comparative Study based on Transform Techniques for Signal Detection
... Gaussian noise with different ...the noise and cannot detect the chirp signal with high probability of detection even in high SNR=5dB, this occurs because the RLPP cannot correctly localize the chirp signal ... See full document
9
Performance and assessment of STBC OFDM Downlink Baseband Receiver
... In this paper, we propose a downlinkbaseband receiver for mobile WMAN that isapplied in the STBC-OFDM machine with twotransmit antennas and one gets hold of the antenna. Asimple image boundary detector, a ... See full document
5
To Improve Performance of OFDM System Using Optimize Adaptive Coding Technique with Convolutional and BCH Coding
... The block diagram of this system is shown in Figure 2. The channel estimation and mode selection are done at the receiver side and the information is sent to the transmitter using a feedback channel. In this model ... See full document
7
Water flow based vessel detection in retinal images
... for performance evaluation according to chosen criteria: a) horizontal, vertical and diagonal branches are included; b) narrow and wide branches are presented, respectively; c) there is a circular pipe so that we ... See full document
6
Efficient inner receiver design for OFDM based WLAN systems: Algorithm and architecture
... Inner Receiver of an OFDM-WLAN system based on the IEEE ...the performance. Firstly, a novel DCT-based noise reduction filter exploits the energy compression capabilities of the DCT as a means ... See full document
12
SPECTRUM INVESTIGATION FOR SHARING ANALYSIS BETWEEN BWA SYSTEM AND FSS RECEIVER
... Figure 17 shows the comparison of BER performance of MIMO-OFDM receiver with PTS and modified PTS technique employing MMSE channel estimation for N=256 and 512. The BER of MIMO-OFDM system ... See full document
10
Performance analysis of SWIPT relaying systems in the presence of impulsive noise
... of impulsive noise on the performance of relay-assisted simultaneous wireless information and power transfer (SWIPT) ...the impulsive noise ... See full document
15
An Efficient Image Denoising Scheme for Higher Noise Levels using Spatial Domain Filters
... the noise level is large, and one is required to average more pixels to suppress the noise, these filters tends to do over smoothing of image features such as edges and ... See full document
10
Performance Evaluation of Free Space Optical Wireless Communication
... The major drawback of using optical wireless communication is that here the leasers are used as sources which is a problem for optical wave because it propagates through the turbulent atmosphere. Moreover, fog, rain, ... See full document
5
Performance analysis of direct detection and coherent detection system for optical OFDM using QAM and DPSK
... A performance analysis was conducted to compare the performance of direct detection and coherent detection schemes in terms of their BER, dispersion tolerance and Q ...in performance with the use of ... See full document
6
Efficient Compensation of Transmitter and Receiver IQ Imbalance in OFDM Systems
... selective receiver IQ Imbalance have been ...selective receiver IQ imbalance from the channel distortion, resulting in a reliable compensation with a small training ...and receiver IQ imbalance has ... See full document
14
Impulsive noise reduction in power line communication using adaptive forward error correction filter
... scheme, noise floor, step size, convergence rate and order of the filter, are shown in ...The noise floor is the measure of the total level of impulsive noise introduced in the power line ... See full document
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