Rician fading multipath channel
DFT - based channel estimation for OFDM system and comparison with LS and MMSE over Rayleigh and Rician fading channel
... of multipath components in flat fading channels can be represented by Rayleigh distribution if there is no any direct path between transmitter and receiver which means it is no line of sight path ...
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Modelling and Simulation of Multipath Fading Channels for Comparative Analysis of Different M-Array Modulation Schemes
... It mainly contains the analysis of the probability of error of the M-ary signals over Rician and Nakagami-m fading channel. From the curves and the mathematical analysis of the signals it is observed ...
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Performance Comparison between MPSK and MFSK in Rician Fading Channel based on MGF Method
... of multipath fading, there are different models like Rayleigh, Rician and Nakagami-m and many ...more. Rician distribution used to model propagation paths consisting of one strong direct LOS ...
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Comparison of Bit Error Rate for Multipath Fading Channel in DS CDMA
... various multipath fading channels, the criterion is comparison of the variation of BER for different ...AWGN channel found better as compared to Rayleigh and Rician fading ...
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Performance of Massive MIMO in a Rician Fading Channel Using a ZF Precoder
... imperfect channel state information (CSI) have been thoroughly characterized and enhanced for fading channels modeled by either spatially uncorrelated [10] or spatially correlated Rayleigh fading ...
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Research on Anti Jamming Performance of GMSK in Shortwave Frequency Hopping
... Rayleigh fading channel and Rice fading channel for ...flat fading and frequency selective fading are used in Rayleigh fading channel ...multi-path fading ...
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Performance Comparison of MPAM and MQAM in Nakagami m and Rician Fading Channel
... rate. Multipath fading is one of boundary condition of wireless communication and occurs due to multipath propagation, which can cause fluctuation in received signal’s amplitude, phase and angle of ...
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Index Terms MANET, Fading Channel, Rician Fading, speed of nodes.
... time. Fading may be either due to multipath propagation or due to shadowing from ...obstacles. Fading is characterized in two types namely slow fading and fast ...Fast fading is due to ...
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BER Analysis of Wireless link with Transmit Diversity over Rician Fading Channel
... The next generation wireless system is required high quality of voice and high data rate to meet the challenges in current scenario. The remote units are supposed to be small in size, light is weight and more power and ...
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Outage Performance of Multi-Hop Relay in Rician Fading Channel
... The serial relay transmission suffers from multi-path fading. For outdoors and non-line of sight communication, signal wavelength may be large and installation of multiple antennas is not possible. To increase the ...
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An Improved Channel Estimation Algorithm Based on Cubic Convolution Interpolation for LOWPM System
... in multipath Rayleigh fading channel is good and is slightly worse only than that in Gauss white noise channel, which shows the ability to anti-multipath fading of LOWPM ...in ...
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Reverse Link Performance of Synchronous Cellular DS CDMA Networks in Dispersive Rician Multipath Fading Channels
... Even though a user capacity degradation is encountered in realistic multiple-cell scenarios compared to the single-cell case, the system still exhibits a performance gain for the synchro[r] ...
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A Study on Communication Channel Estimation for Emergency Networks in Underground Mining Environment
... selective fading caused by multipath propagation can bring high symbol error ratio in high rate ...multi-path fading techniques only when they could make precise and real time estimation of ...
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Linear Pre coding Base on Imperfect CSI in Massive MIMO
... of channel state information at the base station in large scale MIMO system directly affects the design of downlink pre-coding ...many fading channels model from the base station to the user, such as ...
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Online Full Text
... different multipath channels, namely Rayleigh, Rician and ...affected multipath environment due to its non line of sight communication and delay characteristics, whereas Rician shows the most ...
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Performance of compressive sensing algorithms over time varying frequency selective channel
... is highly impractical. It leads to the need of faster recovery algorithm that works in linear time. Recently several low complexity iterative algorithms are proposed. Fast greedy methods such as OMP iteratively detect ...
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Vol 9, No 8 (2019)
... Figure 1 illustrates a general block diagram for a digital communication system. In this diagram, digital data from a source are encoded and modulated for transmission over a channel. At the other side, the data ...
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Survey on Various Types of Noise and Methods for Noise Removal
... acoustic channel, e.g., complicated multipath propagation, selective frequency fading, extreme Doppler effect and heavy ambient noise, FH-MFSK techniques play a vital role in robust underwater ...
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Title: Improved Space Time Block Coding Diversity Technique for Rayleigh Fading Channel in Wireless Systems
... In this paper, the performance of MIMO systems are evaluated for Alamouti and STBC via both theoretical analysis and simulation results. In both scenarios, the use of QAM Modulation provides a significant performance ...
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BER Performance Improvement in Multipath Fading Environment Using Combined Equalizer and Diversity Techniques
... subcarriers. OFDM is becoming widely applied in wireless communications systems due to its high rate transmission capability with high bandwidth efficiency and its robustness with regard to multipath fading ...
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