OFDM System
Performance Analysis of MIMO OFDM and MISO OFDM System based on STBC Code
... MIMO- OFDM system and compare the performance of ...MIMO system and described the MIMO wireless channel modeling as well as the MIMO channel capacity ...[2]. OFDM (Orthogonal frequency ...
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Performance Improvement of OFDM System by Using ICI Self Cancellation Technique
... been analysing in terms of the CIR and the bit error rate (BER) performance. ICI which results from thefrequency offset degrades the performance of the OFDM system. Here in this paper we use method of the ...
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Performance Analysis of OFDM System under FFT, DWT and DCT Based Transform Techniques
... (FFT)-OFDM system and discrete cosine transform (DCT)-OFDM system is compared with discrete wavelet transform (DWT)-OFDM system in a Gaussian Noise environment along with error ...
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Analysis of MIMO-OFDM System with Transmission
... MIMO-OFDM system in detail with transmission ...MIMO system used in different analysis with methodologies and graphical analysis ...MIMO-OFDM system design, including physical channel ...
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EFFICIENT SNR ESTIMATION IN OFDM SYSTEM
... We propose a SNR estimation method based on decision feedback that amenable to practical implementation and significantly improves on previous estimation methods for high level modulation signal. Proposed method uses ...
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Study of Synchronization Technique in OFDM System
... the OFDM system operates correctly and to achieve this – it is necessary for OFDM synchronization to be ...generate OFDM successfully the relationship between all the carriers must be ...
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Performance Improvement of ofdm System By using ici Self Cancellation Technique
... systems. OFDM is robust to multi-paths fading and delay because it has high data transmission capability with high bandwidth efficiency that’s why it has recently been applied in wireless communication ...of ...
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Comparative Analysis of DWT Based OFDM System with DCT Based OFDM System for Image Transmission and Compression
... based OFDM system with DWT based OFDM system on different performance asset like PSNR(Peak Signal to Noise Ratio), and BER (Bit Error Rate) at different SNR( Signal to Noise Ratio) ...
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CLASSICAL CLIPPING: A FUTURE PROSPECTIVE TO REDUCE THE PAPR IN OFDM SYSTEM
... proposed system in fig. 3(b) are compared to OFDM system in fig 3(a) with QPSK and BPSK symbols modulated for N=64,128,256 subcarriers and the effect of clipping on them is ...random OFDM ...
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Frequency Synchronization in OFDM System
... for OFDM systems based on repeated OFDM data symbols or repeated short pseudo noise ...to OFDM signals in the time domain which finds application in design of synchronization block of OFDM ...
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TURBO CODED OFDM SYSTEM
... as OFDM suitable for high data rates transmission with forward error correction (FEC) methods over wireless ...the system throughput of a working OFDM system by adding turbo ...
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An efficient architecture of OFDM system to reduce area Chichu Swathi, Ch Sateesh Kumar Reddy & Poornaiah Billa
... community. OFDM is implementing in many emerging communication protocols due to several advantages over the traditional multiplexing technique frequency division multiplexing ...[FDM]. OFDM transforms a ...
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Performance of DFT and WAVELET Based OFDM System Based on BER Analysis Using Different Modulation Techniques
... (LTE) system, Orthogonal Frequency Division Multiplexing (OFDM) and Multi Input and Multi Output (MIMO) techniques are ...the OFDM system but it requires 20% of available bandwidth so the ...
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Evaluation of OFDM System and Implement PAPR Reduction Techniques in OFDM System
... Although OFDM seems to be a solution to keep up with the demand of increasing data rates, it has some ...of OFDM based digital communications under different channel ...on OFDM systems are ...
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Performance Analysis of MSE-OFDM System
... In OFDM receiver, after removing the cyclic prefix and taking inverse OFDM the received sequence is equalized to get the transmitted ...MSE- OFDM receiver in ...
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Simulation of Turbo Coded OFDM System
... The addition of Turbo Codes in OFDM System is called as Turbo Coded Orthogonal frequency Division multiplexing (TCOFDM). TCOFDM can yield a significant improvement low energy demand to transmit the data ...
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FFT Factorization Technique for OFDM System
... OFDM system. We have performed simulations using MATLAB for BPSK/OFDM with 128 ...of OFDM symbols for all schemes. BER of standard OFDM, DFT-OFDM, TPA algorithm and proposed ...
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Performance analysis of modified asymmetrically-clipped optical orthogonal frequency-division multiplexing systems
... MACO-OFDM system is estimated using the analytical formulae derived in the last ...of system performance and in support of the analytical framework, a series of simulations were ...each system ...
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Performance Analysis of DVB T2 using MIMO OFDM Technique
... antenna system) at the transmitter and receiver, OFDM proves to be robust against channel delay ...this system, OFDM with Multiple-Input Multiple- Output (MIMO) systems have been used by ...
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Constant envelope OFDM RadCom fusion system
... traditional OFDM system, the key of CE-OFDM system is to solve OFDM high PAPR prob- lem ...CE-OFDM system, in which the real-valued OFDM signals are modulated by a ...
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