Results 71 to 80 of about 166,124 (208)

Doubly Iterative Turbo Equalization: Optimization through Deep Unfolding

open access: yesIEEE International Symposium on Personal, Indoor and Mobile Radio Communications, 2019
This paper analyzes some emerging techniques from the broad area of Bayesian learning for the design of iterative receivers for single-carrier transmissions using bit-interleaved coded-modulation (BICM) in wideband channels.
Serdar Şahin   +3 more
semanticscholar   +1 more source

Turbo equalization of doubly selective channels [PDF]

open access: yesWireless Communications and Mobile Computing, 2012
ABSTRACTIn this paper, turbo equalization for transmission over doubly selective channels is proposed. The maximuma posterioriprobability (MAP) algorithm is used for channel detection as well as for channel decoding. The detection/decoding constituents can exchange soft information in an iterative manner resulting in the so‐called turbo equalization ...
openaire   +1 more source

Iterative Decoding of Concatenated Codes: A Tutorial

open access: yesEURASIP Journal on Advances in Signal Processing, 2005
The turbo decoding algorithm of a decade ago constituted a milestone in error-correction coding for digital communications, and has inspired extensions to generalized receiver topologies, including turbo equalization, turbo synchronization, and turbo ...
Phillip A. Regalia
doaj   +1 more source

Graph-Based Channel Detection for Multitrack Recording Channels

open access: yesEURASIP Journal on Advances in Signal Processing, 2009
We propose a low complexity detection technique for multihead multitrack recording systems. By exploiting sparseness of two-dimensional partial response (PR) channels, we develop an algorithm which performs belief propagation (BP) over corresponding ...
doaj   +1 more source

Turbo Equalization Based on a Combined VMP-BP Algorithm for Nonlinear Satellite Channels

open access: yesIEEE Access, 2018
Close to saturation operation of high power amplifier (HPA) leads to strong nonlinear and dispersive characteristic of satellite channels. At the receiver, the observation signals are distorted by not only the linear inter-symbol interference (ISI) but ...
Zheren Long   +3 more
semanticscholar   +1 more source

2D IMAGE TRANSMISSION USING KALMAN-TURBO SYSTEMS

open access: yesElectrica, 2005
In this paper, in order to compress and enhance 2D images transmitted over wireless channels, a new scheme called Kalman-Turbo (KT) is introduced. In this scheme, the original image is partitioned into 2N quantization levels and each of the N-bit planes ...
Niyazi ODABASIOGLU   +2 more
doaj   +2 more sources

UEG Week 2025 Poster Presentations

open access: yes
United European Gastroenterology Journal, Volume 13, Issue S8, Page S803-S1476, October 2025.
wiley   +1 more source

Direct Adaptive Multi-Resampling Turbo Equalizer for Underwater Acoustic Single-Carrier Communication

open access: yesJournal of Marine Science and Engineering
A wideband Doppler Effect is a significant challenge for underwater acoustic communications (UAC). This paper proposes a new two-stage structure of direct adaptive multi-resampling turbo equalizer (DAM-TEQ) for solving the problem of large timescale ...
Zehua Lin   +3 more
doaj   +1 more source

Performance of Blind Turbo Equalizer in Indoor Channels

open access: yesJournal of Communications Software and Systems, 2011
In this paper, we consider the transmission of turbo coded symbols in the indoor radio environment. The system isaffected by the intersymbol interference (ISI) caused by the multipath time-delay spread of the transmission medium.
Mohamed Lassaad Ammari
doaj  

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