single-channel decision feedback equalizer
Signal processing and field measurements for underwater acoustic communications
... multichannel decision feedback equalizer (DFE) uses multiple nonlinear adaptive filters to remove intersymbol interference (ISI), and its complexity increases with time spread plus the number of ...
141
Decision Feedback Aided Bayesian Turbo Space Time Equalizer for Parallel Interference Cancellation in SDMA Systems
... for single-user equalization [1] [2] have been extended to multi-user models either in the form of turbo Multi-User Detectors (MUDs) designed for Code Division Multiple Access (CDMA) systems [3] or to Space ...
5
Reduced complexity diversity combining and adaptive equalization using interpolated channel estimates with applications to cellular mobile radio channels
... spaced feedback l- ...actual channel characteristics, since this receiver features a set of matched lters for each diversity ...a single symbol spaced Linear Equalizer (LE) or Decision ...
5
Modelling of Multi-Stacked Voltage Equalizer for Photovoltaic Array under Partial Shaded Conditions
... The system consists of shaded PV array, blocking diode and voltage equalization circuit based on SEPIC converter as shown in Fig. 1. Input voltage of the equalizer circuit is obtained from the output of the PV ...
9
Minimization of Interference Using Different Equalization Techniques
... In wireless transmission the output is not the same signal transmitted but the combination of reflected, diffracted and scattered copies of the transmitted signal. This happens due to the interference while travelling. ...
5
Kalman Filter Based Channel Equalizer: A Literature Review
... based channel equalization techniques for diffe rent channel models has been ...for channel equalization, it is rather difficult to determine a single method that clearly outperforms the ...
9
Reduced Complexity I/Q Turbo Detector for Convolutional Coding Assisted Space Time Trellis Coding
... the channel decoder in order to generate the a posteriori LLR ...I/Q equalizer, the extrinsic LLR is once again extracted from the a posteriori LLRs computed by the channel ...
5
Iterative Sparse Channel Estimation and Decoding for Underwater MIMO-OFDM
... couples channel estimation with multiple-input multiple-output (MIMO) detection and low-density parity-check (LDPC) channel ...the channel estimator is based on a compressive sensing technique to ...
11
A Dynamic Tap Allocation for Concurrent CMA-DD Equalizers
... Simulations with “Brazil C”, “D”, and “E” DTV profiles [5]—not shown in this letter due to space limitation— yielded similar results of Figure 4. It was also observed with these profiles that the CEQTR requires a much ...
6
Single-Carrier Frequency-Domain Equalizer
... by single-carrier frequency-domain equalizers (SC-FDE) in frequency selective channels, and uncovers the interplay between diversity gain 𝑑 , channel memory length 𝜈 , transmission block length 𝐿 , and the ...
5
Performance evaluation of Bayesian decision feedback equalizer with M PAM symbols using importance sampling simulation
... log10Symbol Error Rate... log10Symbol Error Rate.[r] ...
6
Bayesian decision feedback equaliser for overcoming co channel interference
... The results obtained indicate that, in the presence of severe co-channel interference, the Bayesian decision feedback equaliser employing the proposed simple scheme to compensate cochann[r] ...
7
Low-complexity Lattice Reduction Aided Detection for Generalised Spatial Modulation
... linear equalizer is optimal for an orthogonal channel matrix, the Lattice Reduction (LR) technique is utilised to improve the channel orthogonality and LR-aided linear equalizers are proposed for ...
6
Performance Comparison of Linear and Decision Feedback Equalizers in Flat and Frequency Selective Fading Channel
... radio channel can be modeled as a linear filter having a time varying impulse response h(t, ) The filtering nature of the channel is caused by the summation of amplitudes and delays of multiples arriving ...
9
Single carrier frequency domain equalizer with Alamouti signalling using zero forcing equalizer for MIMO system
... A brief survey of related literature is as follows. It has been proposed that SCFDE in single antenna (i.e. SISO) system shows diversity as function of data rate and transmission block length [6]. SCFDE also ...
6
Low-complexity soft-decision feedback turbo equalization for multilevel modulations
... turbo equalizer which exchanges soft information between the equalizer and the decoder has been shown to be an effective method to combat the ISI caused by frequency-selective ...soft-output ...
147
Radial Basis Function Network Assisted Wide Band Beamforming
... a single user but rather for separating multiple ...a single-input multiple-output (SIMO) ...multi-path channel in comparison to the linear MMSE bench ...a decision feedback structure ...
5
Turbo Equalization of Serially Concatenated Systematic Convolutional Codes and Systematic Space Time Trellis Codes
... Bpa 2 concerning the systematic bit of the convolutional codeword and the combined channel and extrinsic LLRs Gip 0 of the systematic STT coded symbol generated by the channel equalizer [r] ...
5
Efficient Channel Shortening Equalizer Design
... Every single MSSNR TEQ that we have ob- served for ADSL channels has been nearly symmetric rather than skew-symmetric, suggesting (not proving) that the infi- nite length TEQ will be exactly ...
12
Determining the optimal decision delay parameter for a linear equalizer
... optimal decision delay pa- rameter that results in the best bit error rate perfor- mance for a linear ...each decision delay value that characterizes the degree of linear separability between the different ...
5