Results 11 to 20 of about 4,114 (206)

Decision Feedback Equalizers Using Radial Basis Function Networks [PDF]

open access: yesJournal of King Saud University: Engineering Sciences, 2000
Decision feedback equalizers (DFE)s are used extensively in practical communication systems. They are more powerful than linear equalizers especially for severe inter-symbol interference (ISI) channels with deep frequency null.
S.A. Zummo, A. Balghonaim, M. Mohandes
doaj   +2 more sources

Equalizers in mobile communications: Tutorial 38 [PDF]

open access: yes, 2012
Modern cellular wireless systems would not be possible without high-performance equalizers. Signal impairments introduced by the wireless channel can only be compensated for by using such equalizers.
Rupp, Markus   +1 more
core   +4 more sources

Neural Network Equalizer in Visible Light Communication: State of the Art and Future Trends

open access: yesFrontiers in Communications and Networks, 2022
As 6G research progresses, both visible light communication (VLC) and artificial intelligence (AI) become important components, which makes them appear to converge.
Jianyang Shi   +9 more
doaj   +1 more source

A Fully Electronic Time Reversal Mirror System Based on Temporal Imaging

open access: yesIEEE Access, 2019
A fully electronic time reversal mirror (TRM) system, which can make signal time reversal transformation, is proposed in this paper. The high-order asymmetric all-pass equalizer (APE) is proposed to provide a prescribed group delay for the TRM system ...
Xiaoxiang Zhao, Shaoqiu Xiao, Ying Sun
doaj   +1 more source

Training Strategy of Fuzzy-Firefly Based ANN in Non-Linear Channel Equalization

open access: yesIEEE Access, 2022
Channel equalization is remaining a challenge for the researcher. Especially for the non-linear channel as well as the extremely dispersive channel, an effective channel equalizer is required.
Pradyumna Kumar Mohapatra   +3 more
doaj   +1 more source

Linear equalizers for quasi-synchronous block spreading CDMA systems [PDF]

open access: yes, 2009
Recently, a block spreading code division multiple access (BS-CDMA) technique was presented whereby user-specific preceding along with orthogonal spreading codes are used to achieve multi-user interference (MUI) free when all users arrive at the base ...
Mohammud Z. Bocus   +5 more
core   +1 more source

Double-Layer E-Structure Equalization Circuit for Series Connected Battery Strings

open access: yesEnergies, 2019
In order to eliminate the voltage imbalance among battery cells when they are connected in series, the paper proposes a double-layer E-structure (DLE) equalizer based on bidirectional buck−boost converters, which has the advantage of quick ...
Shungang Xu   +3 more
doaj   +1 more source

A Subband Adaptive Equalization Structure [PDF]

open access: yes, 1999
The potential presence of fractional delays, non-minimum phase parts, and a colouring of the channel output can require adaptive equalizers to adapt very long impulse responses.
Weiss, Stephan   +6 more
core   +1 more source

Adaptive equalisation in oversampled subbands [PDF]

open access: yes, 1998
The potential presence of fractional delays, non-minimum phase parts, and a colouring of the channel output can require adaptive equalizers to adapt very long filters, which can have slow convergence for LMS-type adaptive algorithms.
Nandi, A.K.   +15 more
core   +1 more source

Unbiased MMSE vs. Biased MMSE Equalizers [PDF]

open access: yes, 2010
We systematically analyze the biased and unbiased minimum mean square error (MMSE) equalizers of finite as well as infinite length, with and without decision feedback sections.
嚴雨田; Yen, RainfieldY.   +1 more
core   +1 more source

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