training-based channel estimation
Training based channel estimation algorithms for dual hop MIMO OFDM relay systems
... (MMSE) training-based channel estimation for two-hop multiple-input multiple-output (MIMO) orthogonal frequency division multiplexing (OFDM) relaying ...The channel estimation ...
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Training Based Channel Estimation in MIMO OFDM Systems
... the training based channel estimation for MIMO-OFDM ...the channel mismatch error and the channel quantization error using superimposed train- ing based channel ...
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Performance and Complexity Improvement of Training Based Channel Estimation in MIMO Systems
... complexity channel estimation method is proposed for MIMO systems based on matrix ...on training based least squares (LS) channel estimation for performance ...MIMO ...
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MIMO-OFDM CHANNEL ESTIMATION USING PILOT TONE DESIGN
... accurate channel state information in terms of channel impulse response (CIR) or channel frequency response (CFR) is critical to guarantee the diversity gains and the projected increase in data ...
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A Study Of Channel Estimation In Fast Fading Environments
... In channel estimation, instead of use training-based channel estimation, the DFT-based channel estimation technique must be used because it was been derived ...
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Novel Semi blind Channel Estimation Schemes for Rayleigh Flat Fading MIMO Channels
... (WR) based semi blind technique with Orthogonal Pilot Maximum Likeli- hood (OPML) [14-17] has shown very good performance compare to other sub-optimal techniques and training based channel ...
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An efficient pilot carrier channel estimation using Genetic Algorithm in MIMO OFDM system
... and channel capacity will be ...the channel state information (CSI) is very much essential. The channel estimation technique is mainly used to identify the CSI at the ...the ...
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Channel Estimation Technique for STBC coded MIMO System with Multiple ANN Blocks
... ANNs are mathematical model or computational model based on biological neural networks [14]. It consists of an interconnected group of artificial neurons and processes information using a connectionist approach to ...
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Channel estimation and optimal training with the LMMSE criterion for OFDM based two way relay networks
... Relay communication has been intensively studied so far due to its capability of improving coverage and reliabil- ity at low cost [1-3]. However, the additional transmission phase required for relaying incurs spectral ...
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Optimal Superimposed Training Sequences for Channel Estimation in MIMO-OFDM Systems
... LS based channel estimation method using ST for a MIMO-OFDM system over time-varying frequency selective fading channels is ...optimal training sequences satisfying the same for ...
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Doubly selective channel estimation for amplify-and-forward relay networks
... selective channel estimation is considered for amplify-and-forward-based relay ...time-varying channel, from which the infinite channel parameters are mapped onto finite ...direct ...
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Training sequence based frequency domain channel estimation for indoor diffuse wireless optical communications
... TS-based channel estimation in FD for indoor WOC ...systems. Based on the established link model, three channel estimation methods, such as the LS method, the MMSE method and the ...
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Review of Channel Estimation Techniques in OFDM
... . Training Symbol-Based Channel Estimation Training symbols can be used for channel estimation, usually providing a good ...of training symbols such as preamble or ...
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Millimeter wave channel estimation based on subspace fitting
... mmWave channel, the impulse responses mainly focus on a few dominant ...beam training is divided into multiple ...formed based on the range of angle fed back from the earlier ...
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Performance of compressive sensing algorithms over time varying frequency selective channel
... varying channel. Time varying frequency selective MIMO channel estimation demands huge number of training signals since the system has huge number of channel ...(CS) based ...
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An improved method of mimo ofdm channel estimation using chaotic pilot sequence
... other channel impairments with the available power and ...the channel state information accurately and promptly for coherent detection of information symbols and channel ...wireless channel ...
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Iterative Pilot-Layer Aided Channel Estimation with Emphasis on Interleave-Division Multiple Access Systems
... of channel estimation can be taken out of the iterative pro- ...The channel estimation is performed only once before the first detection and the resulting channel estimates are used ...
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Kalman Filtering based Channel Estimation for MIMO OFDM
... the channel at the receiving end, response parameters are particularly ...fading channel, relatively slow changes in the channel, the channel estimation by training sequence can ...
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Time-Frequency Training OFDM: A Novel Technique
... the channel estimation is ...time-domain channel estimation error in TDS-OFDM would in turn result in the unreliable cancellation of the IBI caused by the ...
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Assisted Channel Estimation with Dynamic Allocation Pilot Subcarriers for OFDM Communications
... The channel estimation is a fundamental step in a trans- mission system whose performances are directly related to the severity of this step in the reception ...The estimation quality is highly ...
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