Results 41 to 50 of about 209,812 (231)

Implementation of Layered Decoding Architecture for LDPC Code using Layered Min-Sum Algorithm

open access: yesInternational Islamic University Malaysia Engineering Journal, 2017
For binary field and long code lengths, Low Density Parity Check (LDPC) code approaches Shannon limit performance. LDPC codes provide remarkable error correction performance and therefore enlarge the design space for communication systems.In this paper ...
Sandeep Kakde   +3 more
doaj   +1 more source

General BER Expression for One-Dimensional Constellations

open access: yes, 2012
A novel general ready-to-use bit-error rate (BER) expression for one-dimensional constellations is developed. The BER analysis is performed for bit patterns that form a labeling.
Agrell, Erik   +3 more
core   +1 more source

Performance evaluation for ML sequence detection in ISI channels with Gauss Markov Noise [PDF]

open access: yes, 2010
Inter-symbol interference (ISI) channels with data dependent Gauss Markov noise have been used to model read channels in magnetic recording and other data storage systems.
Kumar, Naveen   +3 more
core   +4 more sources

Performance Evaluation of LDPC-Coded Power Series Based Málaga (Ḿ) Distributed MIMO/FSO Link With M-QAM and Pointing Error

open access: yesIEEE Access, 2022
In this work, the performance evaluation of Low-Density-Parity-Check (LDPC) based Multiple Input Multiple Output (MIMO) Orthogonal Frequency Division Multiplexing (OFDM) based Free Space Optical (FSO) link with Málaga (Ḿ) channel model is ...
D. Anandkumar, R. G. Sangeetha
doaj   +1 more source

Multiple-antenna-aided OFDM employing genetic-algorithm-assisted minimum bit error rate multiuser detection

open access: yes, 2005
The family of minimum bit error rate (MBER) multiuser detectors (MUD) is capable of outperforming the classic minimum mean-squared error (MMSE) MUD in terms of the achievable bit-error rate (BER) owing to directly minimizing the BER cost function.
Alias, M.Y., Chen, S., Hanzo, L.
core   +1 more source

A Novel LS/LMMSE Based PSO Approach for 3D-Channel Estimation in Rayleigh Fading

open access: yesAdvanced Electromagnetics, 2018
A high transmission rate can be obtained using Multi Input Multi Output (MIMO) Orthogonal Frequency Division Multiplexing (OFDM) model. The most commonly used 3D-pilot aided channel estimation (PACE) techniques are Least Square (LS) and Least Minimum ...
D. N. Bhange, C. Dethe
doaj   +1 more source

Transmission of control information in 5G broadband telecommunication systems

open access: yesAdaptivni Sistemi Avtomatičnogo Upravlinnâ, 2021
This article discusses the polar code is applied to the transmission of control information in broadband telecommunications systems. Channel coding contains a set of procedures for error detection, error correction, rate matching, bit interleaving and ...
Ю. Бойко   +3 more
doaj   +1 more source

Performance Metrics for Systems with Soft-Decision FEC and Probabilistic Shaping

open access: yes, 2017
High-throughput optical communication systems utilize binary soft-decision forward error correction (SD-FEC) with bit interleaving over the bit channels. The generalized mutual information (GMI) is an achievable information rate (AIR) in such systems and
Agrell, Erik   +2 more
core   +1 more source

BER-Constrained Power Allocation for Uplink NOMA Systems with One-Bit ADCs

open access: yesMathematics
This study investigates bit error rate (BER)-constrained power allocation for uplink non-orthogonal multiple access (NOMA) systems in which a base station employs one-bit analog-to-digital converters.
Tae-Kyoung Kim
doaj   +1 more source

Comparison of equalisation strategies for multi-carrier CDMA [PDF]

open access: yes, 2003
This paper focuses on the bit error rate (BER) performance of equalisation strategies for a downlink MC-CDMA based system. Simulation results utilising maximal ratio combining (MRC), orthogonal restoring combining (ORC), equal gain combining (EGC) and ...
Armour, SMD   +3 more
core   +2 more sources

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