Articles with "ldpc coded" as a keyword



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Burst Error Identification Method for LDPC Coded Systems

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Published in 2024 at "IEEE Communications Letters"

DOI: 10.1109/lcomm.2024.3391826

Abstract: In this work, we propose an erasure aware technique to mitigate the detrimental effects of the burst error in a low density parity check(LDPC) coded system. First, we generate the estimated error pattern based on… read more here.

Keywords: burst error; method; ldpc coded; error identification ... See more keywords

Optimization of the Bit Mapping for LDPC-Coded Faster-Than-Nyquist Systems

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Published in 2025 at "IEEE Communications Letters"

DOI: 10.1109/lcomm.2025.3640153

Abstract: This letter focuses on the analysis and optimization of the bit mapping for low-density parity-check (LDPC) coded faster-than-Nyquist (FTN) systems with high-order modulation. We propose the extrinsic information transfer (EXIT) chart analysis for LDPC-coded FTN… read more here.

Keywords: ldpc; coded faster; optimization bit; ldpc coded ... See more keywords

Efficient LDPC-Coded CCSK Links for Robust High Data Rates GNSS

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Published in 2023 at "IEEE Transactions on Aerospace and Electronic Systems"

DOI: 10.1109/taes.2022.3190819

Abstract: Global navigation satellite system links may require increased data rates to accommodate future features and needs (e.g., precise positioning, authentication, reduction of time-to-first-fix data). A particular form of $M$-ary orthogonal modulation designed for direct-sequence spread-spectrum… read more here.

Keywords: coded ccsk; modulation; bit interleaved; ldpc coded ... See more keywords

BMST-LDPC Coded Transmission of Block Varying Sparse Sources

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Published in 2025 at "IEEE Transactions on Communications"

DOI: 10.1109/tcomm.2025.3576913

Abstract: In this paper, we propose to transmit sparse data by exploiting block Markov superposition transmission (BMST) of high-rate low-density parity-check (LDPC) codes. The high-rate LDPC codes are taken as the basic codes to lower down… read more here.

Keywords: ldpc; transmission; ldpc codes; bmst ldpc ... See more keywords

Carrier Frequency Synchronization of LDPC Coded Transmissions in High Dynamic Environments

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Published in 2024 at "IEEE Transactions on Vehicular Technology"

DOI: 10.1109/tvt.2024.3383891

Abstract: Modern communication systems based on LDPC coded data transmission enable the operations at low signal-to-noise ratio (SNR) conditions, close to the Shannon limit, where strict synchronization is required to ensure the optimal performance of the… read more here.

Keywords: carrier frequency; synchronization; ldpc coded; high dynamic ... See more keywords

FPGA-based LDPC-coded APSK for optical communication systems.

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Published in 2017 at "Optics express"

DOI: 10.1364/oe.25.003133

Abstract: In this paper, with the aid of mutual information and generalized mutual information (GMI) capacity analyses, it is shown that the geometrically shaped APSK that mimics an optimal Gaussian distribution with equiprobable signaling together with… read more here.

Keywords: ldpc coded; based ldpc; interleaver based; fpga based ... See more keywords

A practical regular LDPC coded scheme for physical-layer information security

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Published in 2024 at "China Communications"

DOI: 10.23919/jcc.ea.2021-0326.202401

Abstract: In this paper, we aim to design a practical low complexity low-density parity-check (LDPC) coded scheme to build a secure open channel and protect information from eavesdropping. To this end, we first propose a punctured… read more here.

Keywords: information; ldpc coded; practical regular; coded scheme ... See more keywords