time-domain based channel estimation
Channel Estimation Enhancement in OFDM System based on Time Domain interpolation
... the channel is very ...(fading channel), when increasing the data rate this leads to increase the inter- symbol-interference ...fading channel into many parallel flat fading channel [1]. Also ...
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Comparisons of Short Prefix Based Channel Estimation in Single Carrier Communication Systems
... among channel estimation based on traditional LS method, time domain LS and compressed sensing in SC communication system has been done for the sparse ...three estimation ...
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Study on communication channel estimation by improved SOMP based on distributed compressed sensing
... communication channel usually show the feature of time-varying; however, the time-varying channel has the characteristic that the channel structure within the adjacent time slots ...
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Assisted Channel Estimation with Dynamic Allocation Pilot Subcarriers for OFDM Communications
... efficient estimation of time-variant ...the channel, pilot subcarri- ers are inserted into the OFDM ...The channel is estimated in the time domain and the temporal variations of ...
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Training sequence based frequency domain channel estimation for indoor diffuse wireless optical communications
... the channel estima- tion for diffused WOC systems [11-13]. In [11], TS-based channel estimation for WOC systems has been investi- gated, and the optimal TSs for a better channel ...
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Sparse massive MIMO OFDM channel estimation based on compressed sensing over frequency offset environment
... CS channel estimation based on partial channel support (PCS) became a research ...of channel delay and path number. In [21], authors have proposed a CS-based channel esti- ...
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Review of Channel Estimation Techniques in OFDM
... channel estimation over LS estimate ...the channel to eliminate the major drawback of MMSE, which is ...pilot channel estimation, has been introduced to satisfy the need for equalizing ...
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Low Complexity Channel Estimation for OFDM and MC CDMA
... SUMMARY In this paper we have proposed a channel estimation method, which is based on a low-complexity decision directed MMSE FS-CLR estimator combined with a robust time-domain FS-CIR p[r] ...
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An Adaptive LMMSE Interpolation Algorithm for Channel Estimation in LTE Advanced Systems
... algorithm based on PDP estimation is mainly to estimate the channel power delay distribution (PDP), The PDP estimation idea is that the channel estimation value of the pilot ...
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Cyclic Prefix Based Channel Estimation of Single Carrier Frequency Domain Equalization
... equalization, channel state information need to be known. Traditionally, the channel estimation is based on the known sequence of bits, which is unique for a certain transmitter and which is ...
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Single channel speech separation in modulation frequency domain based on a novel pitch range estimation method
... The performance of the proposed method is compared with that of the Least Square Harmonic (LSH) techni- que [27], Robust Algorithm for Pitch Tracking (RAPT) [28], and the Maximum A Posterior (MAP) estimator [29]. RAPT ...
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SURVEY ON INFORMATION EXTRACTION FROM CHEMICAL COMPOUND LITERATURES: TECHNIQUES AND CHALLENGES
... frequency domain estimation of wireless channel the color noise has been determined when there is a variation in the power spectral ...in channel estimation the color noise variance is ...
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Robust frequency-domain turbo equalization for multiple-input multiple-output (MIMO) wireless communications
... phase estimation and compensation algorithm to combat the phase distortion caused by CFOs and reliably detect equalized ...frequency- domain (FD) channel estimation algorithm based on ...
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Semiblind frequency-domain timing synchronization and channel estimation for OFDM systems
... and channel estimation algorithm based on unit vectors, and demonstrates that this algo- rithm is suitable for multipath fading channels with both LOS and NLOS ...frequency- domain. Then, a ...
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A time-domain control signal detection technique for OFDM
... a time-domain approach for the recovery of SCI. The time- domain detection technique uses a decision rule that is derived from a time-domain correlation between the transmitted ...
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Time-Frequency Training OFDM: A Novel Technique
... the channel estimation is ...TS-based 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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IMPLEMENTATION OF OFDM AND CHANNEL ESTIMATION USING LS AND MMSE ESTIMATOR
... comb-type based channel estimation in which pilot symbols are transmitted on some of the sub carriers of each OFDM ...and time domain ...
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Optimal Superimposed Training Sequences for Channel Estimation in MIMO-OFDM Systems
... iterative time domain Least Squares (LS) based channel estimation method using superimposed training (ST) for a Multiple Input Multiple Output Orthogonal Frequency Division Multiplexing ...
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Time Domain and Frequency Domain Deterministic Channel Modeling for Tunnel/Mining Environments
... Underground mining environments generally consist of mine entries and cross cuts that are similar to a road or subway tunnel. As a result, tunnel propagation theory has been applied to analyze radio propagation in mines ...
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Compressed sensing based channel estimation for ACO OFDM visible light communications in 5G systems
... different channel es- timation techniques is simulated and later the proposed scheme performance is analyzed on the basis of the key VLC ...of estimation signals is based on the step ...the ...
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