Results 11 to 20 of about 38,968 (301)

Quantum Low-Density Parity-Check Codes for Modular Architectures

open access: yesPRX Quantum, 2023
In efforts to scale the size of quantum computers, modularity plays a central role across most quantum computing technologies. In the light of fault tolerance, this necessitates designing quantum error-correcting codes that are compatible with the ...
Armands Strikis, Lucas Berent
doaj   +1 more source

On Girth Conditioning for Low-Density Parity-Check Codes [PDF]

open access: yesIEEE Transactions on Communications, 2011
Low-density parity-check (LDPC) codes are gaining interest for high data rate applications in both terrestrial and spatial communications. They can be designed and studied through a bipartite graph whose characteristics affect the performance. This paper proposes a low-complexity method to improve the performance of LDPC codes by selectively removing ...
Samuele Bandi   +3 more
openaire   +2 more sources

Qudit low-density parity-check codes [PDF]

open access: yesQuantum
Qudits offer significant advantages over qubit-based architectures, including more efficient gate compilation, reduced resource requirements, improved error-correction primitives, and enhanced capabilities for quantum communication and cryptography. Yet,
Daniel J. Spencer   +4 more
doaj   +1 more source

Evaluation of Low Density Parity Check Codes Over Various Channel Types [PDF]

open access: yesEngineering 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
doaj   +1 more source

Low Density Parity Check Codes Constructed from Hankel Matrices

open access: yesJournal of Telecommunications and Information Technology, 2018
In this paper, a new technique for constructing low density parity check codes based on the Hankel matrix and circulant permutation matrices is proposed. The new codes are exempt of any cycle of length 4.
Mohammed Amine Tehami
doaj   +1 more source

Blind recognition of sparse parity‐check matrices of low‐density parity‐check codes in the presence of noise

open access: yesIET Communications, 2023
This paper studies the blind recognition method of the sparse parity‐check matrices of low‐density parity‐check codes in noncooperative communication, which is critical to the reverse analysis of communication protocols using LDPC codes.
Yong Ding, Zhiping Huang, Jing Zhou
doaj   +1 more source

Quantum dialogue protocol based on self-dual quantum low density parity check codes

open access: yes网络与信息安全学报, 2020
In quantum channels, particles are usually affected by noise during transmission. A quantum dialogue protocol based on self-dual quantum low density parity check codes was proposed to resist noise attacks.
LIU Fen, XU Pengao   +1 more
doaj   +3 more sources

Progressive Differences Convolutional Low-Density Parity-Check Codes [PDF]

open access: yes, 2012
We present a new family of low-density parity-check (LDPC) convolutional codes that can be designed using ordered sets of progressive differences. We study their properties and define a subset of codes in this class that have some desirable features ...
Baldi, Marco   +3 more
core   +1 more source

Reversible Low-Density Parity-Check Codes

open access: yesIEEE Transactions on Information Theory, 2009
Low-density parity-check (LDPC) codes may be decoded using a circuit implementation of the sum-product algorithm which maps the factor graph of the code. By reusing the decoder for encoding, both tasks can be performed using the same circuit, thus reducing area and verification requirements.
David Haley, Alex J. Grant
openaire   +3 more sources

Entanglement-assisted quantum low-density parity-check codes [PDF]

open access: yes, 2010
This paper develops a general method for constructing entanglement-assisted quantum low-density parity-check (LDPC) codes, which is based on combinatorial design theory.
C. J. Colbourn   +25 more
core   +4 more sources

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