Frequency domain equalization for single-carrier broadband wireless systems
Citations
6 citations
Cites background or methods from "Frequency domain equalization for s..."
..., in LTE-Advanced (LTE-A) system, because of lower PAPR, while the use of frequency-domain equalization (FDE) can take advantage of channel frequency selectivity to improve the BER performance [4]....
[...]
...By using the minimum mean-square error (MMSE) criterion [4, 6] where the mean-square error (MSE) is calculated between frequency-domain transmitted and received signal....
[...]
6 citations
Cites background or methods from "Frequency domain equalization for s..."
...Specially, we use the frequency domain decision feedback equalizer (FD-DFE) at the receiver end, which was introduced in [2]-[4]1....
[...]
...1Because FD-DFE has a frequency domain feedforward equalizer and a time domain feedback equalizer, it is also called hybrid time-frequency domain decision feedback equalizer in [2], [3]....
[...]
6 citations
Cites background from "Frequency domain equalization for s..."
...The frequency-domain equalization (FDE) based on the minimum mean square error (MMSE) criterion can achieve a good bit error rate (BER) performance by exploiting the channel frequency-selectivity [3]-[5]....
[...]
6 citations
6 citations
Cites methods from "Frequency domain equalization for s..."
...In this paper we have investigated the error performance of widely linear iterative SC-FDE systems under imperfect channel estimation....
[...]
...The remainder of the paper is organized as follows: the system model of the SC-FDE system using a widely linear frequency domain iterative equalizer that takes into account the channel estimation error in this process is presented in Section II....
[...]
...The effect of channel estimation errors in SC-FDE systems using linear and iterative equalization was dealt with in [11]....
[...]
...978-1-4673-6540-6/15/$31.00 c©2015 IEEE Index Terms—SC-FDE systems, widely linear processing, iterative equalization, channel estimation errors....
[...]
...This is the case for the uplink implementation in the 3GPP long term evolution (LTE) standard, where a variant of SC-FDE is implemented....
[...]
References
16,062 citations
"Frequency domain equalization for s..." refers methods in this paper
...Adaptation can be done with LMS (least mean square), RLS, or least squares minimization (LS) techniques, analogous to adaptation of time domain equalizers [Hay96], [Cla98]....
[...]
...Overlap-save or overlap-add signal processing techniques could also be used to avoid the extra overhead of the cyclic prefix [Fer85], [Hay96]....
[...]
2,627 citations
"Frequency domain equalization for s..." refers background in this paper
...OFDM transmits multiple modulated subcarriers in parallel [ 1 ]....
[...]
...Several variations of orthogonal frequency-division multiplexing (OFDM) have been proposed as effective anti-multipath techniques, primarily because of the favorable trade-off they offer between performance in severe multipath and signal processing complexity [ 1 ]....
[...]
1,816 citations
1,624 citations