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LDPC Codes on Balanced Incomplete Block Designs: Construction, Girth, and Cycle Structure Analysis [PDF]
EntropyIn this paper, we investigate the cycle structure inherent in the Tanner graphs of low-density parity-check (LDPC) codes constructed from balanced incomplete block designs (BIBDs).
Hengzhou Xu +4 more
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The design of structured LDPC codes with algorithmic graph construction [PDF]
Bulletin of the Polish Academy of Sciences: Technical Sciences, 2022 Low-Density Parity-Check (LDPC) codes are among the most effective modern error-correcting codes due to their excellent correction performance and highly parallel decoding scheme.
Wojciech Sułek
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Evaluation of LDPC codes efficiency in channels with fading [PDF]
E3S Web of Conferences, 2023 The article discusses the operation of communication systems using a low-density parity check codes in channels with multipath propagation. This class of codes has found wide application in modern communication and broadcasting systems and is one of the ...
Shinkevich Artem +5 more
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REDUCING LDPC DECODER COMPLEXITY BY USING FPGA BASED ON MIN SUM ALGORITHM
Mağallaẗ Al-kūfaẗ Al-handasiyyaẗ, 2022 Low-Density Parity-Check (LDPC) code approaches Shannon–limit execution for twofold field and long code lengths. The point of this work is to propose an LDPC calculation for Min Sum (MS) deciphering and playing out its equipment execution investigation
Butheena R. kadhim, Fatih Korkmaz
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Protection scheme of subcarrier index in OFDM with index modulation aided by LDPC coding
Xibei Gongye Daxue Xuebao, 2021 The receiver of OFDM with Index Modulation (OFDM-IM) usually adopts a Log Likelihood Ratio (LLR) detection algorithm based on the activation state of subcarriers.
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Journal of Engineering and Sustainable Development, 2022 Recently, LDPC code have become very important research area in wireless communication due to its ability to increase the capacity in a wireless fading environment, with low implementation complexity. In this paper, LDPC are combined with Multi User OFDM
Ansam M. Abed, Fadhil S. Hasan
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LDPC Error Floor Improvement [PDF]
Engineering and Technology Journal, 2012 The error-correcting performance of low-density parity check (LDPC) codes, when decoded using practical iterative decoding algorithms, is known to be close to Shannon limits.
Aseel Hameed Majeed
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Evaluation of Low Density Parity Check Codes Over Various Channel Types [PDF]
Engineering and Technology Journal, 2011 Low density parity check (LDPC) codes are one of the best error correcting codes in today’s coding world and are known to approach the Shannon limit. As with all other channel coding schemes, LDPC codes add redundancy to the uncoded input data to make it
Mahmood Farhan Mosleh
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Block Markov superposition transmission of LDPC codes
Journal of Information and Intelligence, 2023 In this paper, based on the block Markov superposition transmission (BMST) technique, we present a new class of coupled low-density parity-check (LDPC) codes for the transport block (TB)-based transmission to improve the error-correcting performance. For
Qianfan Wang, Kongjing Guo, Xiao Ma
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A Time Sharing Hybrid Probabilistic Shaping Scheme for Nonbinary LDPC Codes
IEEE Access, 2020 A time sharing (TS) hybrid probabilistic shaping (HPS) scheme for nonbinary (NB) LDPC codes is proposed. For the conventional probabilistic shaping (CPS) scheme, the demodulator uses bit-metric decoding (BMD) for binary LDPC codes and NB LDPC codes ...
Zhanji Wu, Weimin Kang
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