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Fully-Parallel Quantum Turbo Decoder [PDF]

open access: yesIEEE Access, 2016
Quantum turbo codes (QTCs) are known to operate close to the achievable Hashing bound. However, the sequential nature of the conventional quantum turbo decoding algorithm imposes a high decoding latency, which increases linearly with the frame length ...
Zunaira Babar   +7 more
doaj   +3 more sources

Recurrent neural network based turbo decoding algorithms for different code rates

open access: yesJournal of King Saud University: Computer and Information Sciences, 2022
Application of deep learning to error control coding is gaining special attention and neural network architectures on decoding are approached to compare with conventional ones. Turbo codes conventionally use BCJR algorithm for decoding.
Shridhar B. Devamane   +1 more
doaj   +1 more source

A New VLSI Architecture for High-Performance Parallel Turbo Decoder

open access: yesInternational Islamic University Malaysia Engineering Journal, 2022
Recent wireless communications demand maximum achievable data rates without intervention. The channel decoder in the physical layer would support such high data rates with a flexible hardware structure. The turbo channel decoder offers flexible hardware
sujatha elukuru   +2 more
doaj   +1 more source

Research and Implementation of Turbo Coding Technology in High-Speed Underwater Acoustic OFDM Communication

open access: yesJournal of Robotics, 2022
It is demonstrated that the fully parallel turbo decoding algorithm can achieve an approximate error correction decoding performance when 36 iterations are used and when the log-map algorithm with 6 iterations is used.
Yarang Yang, Yunpeng Li
doaj   +1 more source

Design and FPGA implementation of an efficient parallel Turbo decoder for combining state metric calculations

open access: yesDianxin kexue, 2022
In order to achieve the requirement of high throughput and low-power in wireless communication, a parallel Turbo decoder has attracted extensive attention.By analyzing the calculating of the state metrics, a low-resource parallel Turbo decoder ...
Qian ZHANG   +5 more
doaj   +2 more sources

Efficient Decoding of Turbo Codes with Nonbinary Belief Propagation

open access: yesEURASIP Journal on Wireless Communications and Networking, 2008
This paper presents a new approach to decode turbo codes using a nonbinary belief propagation decoder. The proposed approach can be decomposed into two main steps.
Lestable Thierry   +2 more
doaj   +2 more sources

Where to go from here? New cross layer techniques for LTE Turbo-Code decoding at high code rates [PDF]

open access: yesAdvances in Radio Science, 2018
The wide range of code rates and code block sizes supported by todays wireless communication standards, together with the requirement for a throughput in the order of Gbps, necessitates sophisticated and highly parallel channel decoder architectures ...
S. Weithoffer, N. Wehn
doaj   +1 more source

An Efficient Turbo Decoding and Frequency Domain Turbo Equalization for LTE Based Narrowband Internet of Things (NB-IoT) Systems

open access: yesSensors, 2021
This paper addresses the main crucial aspects of physical (PHY) layer channel coding in uplink NB-IoT systems. In uplink NB-IoT systems, various channel coding algorithms are deployed due to the nature of the adopted Long-Term Evolution (LTE) channel ...
Mohammed Jajere Adamu   +5 more
doaj   +1 more source

Hardware Design of Concatenated Zigzag Hadamard Encoder/Decoder System With High Throughput

open access: yesIEEE Access, 2020
Both turbo Hadamard codes and concatenated zigzag Hadamard codes are ultimate-Shannonlimit-approaching channel codes. The former one requires the use of Bahl-Cocke-Jelinek-Raviv (BCJR) in the iterative decoding process, making the decoder structure more ...
Sheng Jiang   +2 more
doaj   +1 more source

Dynamic configuration management of a multi-standard and multi-mode reconfigurable multi-ASIP architecture for turbo decoding

open access: yesEURASIP Journal on Advances in Signal Processing, 2017
The multiplication of connected devices goes along with a large variety of applications and traffic types needing diverse requirements. Accompanying this connectivity evolution, the last years have seen considerable evolutions of wireless communication ...
Vianney Lapotre   +3 more
doaj   +1 more source

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