Results 1 to 10 of about 58,164 (279)

An Efficient Application of Turbo Coding for OFDM In-Phase/Quadrature Index Modulation

open access: yesIEEE Access, 2023
We present a method to efficiently apply turbo coding to OFDM in-phase/quadrature index modulation (OFDM-IQ-IM) for both cases of presence and absence of puncturing.
Eunchul Yoon, Soonbum Kwon, Sun Yong Kim
doaj   +3 more sources

A Practical Guide and Assessment on Using ChatGPT to Conduct Grounded Theory: Tutorial

open access: yesJournal of Medical Internet Research
Generative large language models (LLMs), such as ChatGPT, have significant potential for qualitative data analysis. This paper aims to provide an early insight into how LLMs can enhance the efficiency of text coding and qualitative analysis ...
Yongjie Yue   +4 more
doaj   +2 more sources

Interleaving Gains for Receive Diversity Schemes of Distributed Turbo Codes in Wireless Half–Duplex Relay Channels [PDF]

open access: yesRadioengineering, 2015
This paper proposes the interleaving gain in two different distributed turbo-coding schemes: Distributed Turbo Codes (DTC) and Distributed Multiple Turbo Codes (DMTC) for half-duplex relay system as an extension of our previous work on turbo coding ...
Tamer H. M. Soliman   +2 more
doaj   +4 more sources

Coding theorems for turbo code ensembles [PDF]

open access: yesIEEE Transactions on Information Theory, 2002
This paper is devoted to a Shannon-theoretic study of turbo codes. We prove that ensembles of parallel and serial turbo codes are "good" in the following sense.
Jin, Hui, McEliece, Robert J.
exaly   +4 more sources

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

Quantum Serial Turbo Codes [PDF]

open access: yesIEEE Transactions on Information Theory, 2008
We present a theory of quantum serial turbo-codes, describe their iterative decoding algorithm, and study their performances numerically on a depolarization channel. Our construction offers several advantages over quantum LDPC codes. First, the Tanner graph used for decoding is free of 4-cycles that deteriorate the performances of iterative decoding ...
Poulin, David   +2 more
openaire   +4 more sources

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

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

Nested turbo codes for the costa problem [PDF]

open access: yes, 2008
Driven by applications in data-hiding, MIMO broadcast channel coding, precoding for interference cancellation, and transmitter cooperation in wireless networks, Costa coding has lately become a very active research area.
Cheng, Samuel   +5 more
core   +1 more source

Turbo Decoding and Detection for Wireless Applications [PDF]

open access: yes, 2007
A historical perspective of turbo coding and turbo transceivers inspired by the generic turbo principles is provided, as it evolved from Shannon’s visionary predictions.
Hanzo, L., Robertson, P, Woodard, J.P.
core   +1 more source

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