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Rayleigh Fading Channel

An Implementation of Nonlinear Multiuser Detection in Rayleigh Fading Channel

An Implementation of Nonlinear Multiuser Detection in Rayleigh Fading Channel

... the channel environment encountered in many CDMA applications, for channels with fading, multipath, or noncoherent modulation have been considered [1, ...a Rayleigh fading channel using ...

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PERFORMANCE ANALYSIS OF QPSK MODULATION SCHEMES USING GRAY & NAIVE CODING WITH RAYLEIGH FADING CHANNEL

PERFORMANCE ANALYSIS OF QPSK MODULATION SCHEMES USING GRAY & NAIVE CODING WITH RAYLEIGH FADING CHANNEL

... Orthogonal Frequency Division Multiplexing (OFDM) using Quadrature Amplitude system keying is a very common approach in multi carrier communication. In this paper, we have shown a comparative analysis between the GRAY ...

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BER Performance Analysis of Rake Receiver in Rayleigh Fading Channel for UMTS environment

BER Performance Analysis of Rake Receiver in Rayleigh Fading Channel for UMTS environment

... Abstract – The goal for the third generation of mobile communications system is to integrate a wide variety of communication services such as high speed data, video and multimedia traffic as well as voice signals. Under ...

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Performance Analysis of Rayleigh Fading Channel using the Hybrid Technique-MRC/EGC

Performance Analysis of Rayleigh Fading Channel using the Hybrid Technique-MRC/EGC

... ABSTRACT: Fading is the most important issue for Wireless Communication ...of fading in wireless channels a well-known scheme used is diversity combining ...independent fading paths in diversity ...

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Rayleigh Fading Channel Characterization Using K-Band FMCW Radar in Reverberation Chamber

Rayleigh Fading Channel Characterization Using K-Band FMCW Radar in Reverberation Chamber

... the channel characterization of Rayleigh fading channel using K- band frequency-modulated continuous wave (FMCW) radar ...First, channel sounder FMCW radar stability has been confirmed ...

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Performance analysis of two user cooperative ARQ protocol over Rayleigh fading channel

Performance analysis of two user cooperative ARQ protocol over Rayleigh fading channel

... In this paper, we present a two-user cooperative automatic repeat request (C-ARQ) protocol which combines cooperative diversity at the physical layer and ARQ at the link layer. In this scheme, distributed Alamouti ...

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Forward Error Correction Code for MIMO OFDM System in AWGN and Rayleigh Fading Channel

Forward Error Correction Code for MIMO OFDM System in AWGN and Rayleigh Fading Channel

... Orthogonal Frequency Division Multiplexing (OFDM) is a popular method for high data rate wireless transmission. OFDM may be combined with antenna arrays at the transmitter and receiver to increase the diversity gain ...

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Index Terms – Diversity, maximal ratio combining, Rayleigh fading channel, QPSK, GMSK .

Index Terms – Diversity, maximal ratio combining, Rayleigh fading channel, QPSK, GMSK .

... Abstract -This paper presents an analytical framework for DS-CDMA network with two-branch diversity schemes for a Rayleigh fading channel. An analytical expression for the probability density ...

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Cooperative Diversity Analysis using DF Relay Network over Rayleigh Fading Channel

Cooperative Diversity Analysis using DF Relay Network over Rayleigh Fading Channel

... In this paper we evaluate the outage probability of dual hop opportunistic DF relay system in the presence of interference at both relay and the destination node. We derived an outage probability for Rayleigh ...

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MIMO MMSE Model using Multiple Active Antennas for Rayleigh Fading Channel

MIMO MMSE Model using Multiple Active Antennas for Rayleigh Fading Channel

... In this paper proposed MIMO-MMSE transmission scheme is presented by using multiple active antennas to improve the spectral efficiency. In the scheme combine SM with spatial multiplexing. This SM scheme uses several ...

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Performance Evaluation of Complex Wavelet Packet Modulation (CWPM) System over Multipath Rayleigh Fading Channel

Performance Evaluation of Complex Wavelet Packet Modulation (CWPM) System over Multipath Rayleigh Fading Channel

... Three wavelet packets from three different families are used for this simulation namely Daubechies wavelet packets with order 6, db6, Symmlets wavelet packets with order 6 (sym6), and Coiflets wavelet packets with order ...

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Cooperative relay selection based UEP scheme for 3D video transmission over Rayleigh fading channel

Cooperative relay selection based UEP scheme for 3D video transmission over Rayleigh fading channel

... over Rayleigh fading ...over Rayleigh fading channel at SNR=12 dB and number of relays equal to 1 relay and (b):the same sequences at SNR=12 dB and number of relays equal to 3 ...

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Title: Improved Space Time Block Coding Diversity Technique for Rayleigh Fading Channel in Wireless Systems

Title: Improved Space Time Block Coding Diversity Technique for Rayleigh Fading Channel in Wireless Systems

... In this paper, an improved STBC technique is proposed and implemented on MIMO system Rayleigh Fading Channel .In this work QAM AND BPSK modulation technique is used. MIMO system using Alamouti STBC ...

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Timing and Integer Frequency Offset Estimation for DLMT System over Time Varying Rayleigh Fading Channel

Timing and Integer Frequency Offset Estimation for DLMT System over Time Varying Rayleigh Fading Channel

... time-varying Rayleigh fading ...multipath Rayleigh fading channel and outperforms traditional estimators on the correct estimation probability ...

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Performance of Binary Locked Convolutional Codes with Non Transmittable Codewords in Flat and Slow Rayleigh Fading Channel

Performance of Binary Locked Convolutional Codes with Non Transmittable Codewords in Flat and Slow Rayleigh Fading Channel

... AWGN channel model does not account for interference, frequency selectivity, fading, nonlinearity or dispersion [8], [9] which are significant factors in wireless communication ...slow Rayleigh ...

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Analysis of Rate One Quasi Orthogonal Space Time Block Coding over Rayleigh Fading Channel

Analysis of Rate One Quasi Orthogonal Space Time Block Coding over Rayleigh Fading Channel

... with Rayleigh fading ...the fading without necessarily sacrificing bandwidth re- sources, so the excellent solutions of removing the fading of the channel for broadband wireless ...

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BER COMPARISON IN OFDM SYSTEM WITH ADAPTIVE EQUALIZATION OVER RAYLEIGH FADING CHANNEL USING BPSK TECHNIQUE

BER COMPARISON IN OFDM SYSTEM WITH ADAPTIVE EQUALIZATION OVER RAYLEIGH FADING CHANNEL USING BPSK TECHNIQUE

... over Rayleigh fading channel is ...with Rayleigh faded signals to understand the effect of channel fading and to obtain optimum value of Bit Error Rate (BER) and Signal to noise ...

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Improved Predictive Power Control of CDMA System in Rayleigh Fading Channel

Improved Predictive Power Control of CDMA System in Rayleigh Fading Channel

... in Rayleigh fading channel ...past channel samples measurements to predict the future sample ...of channel measurements is destroyed because the transmit power is continuously updated ...

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Adaptive Modulation Performance In Mimo-OSTBC Over Rayleigh Fading Channel

Adaptive Modulation Performance In Mimo-OSTBC Over Rayleigh Fading Channel

... selective Rayleigh fading channel using Bit Error Rate (BER) and spectral efficiency (S E) as performance ...to channel impairment that increases the BER and reduces the S E of the M-ary ...

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Performance Improvement of OFDM Communication System in Rayleigh Fading Channel

Performance Improvement of OFDM Communication System in Rayleigh Fading Channel

... The fading channel can be expressed by two models, Rayleigh fading channel which contains multiple reflective paths, and there is no line-of-sight signal component, and Rician ...

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