Results 101 to 110 of about 196,265 (325)

New Quasi-Cyclic Codes from Simplex Codes [PDF]

open access: yesarXiv, 2006
As a generalization of cyclic codes, quasi-cyclic (QC) codes contain many good linear codes. But quasi-cyclic codes studied so far are mainly limited to one generator (1-generator) QC codes. In this correspondence, 2-generator and 3-generator QC codes are studied, and many good, new QC codes are constructed from simplex codes.
arxiv  

Optimization of the parity-check matrix density in QC-LDPC code-based McEliece cryptosystems

open access: yes, 2013
Low-density parity-check (LDPC) codes are one of the most promising families of codes to replace the Goppa codes originally used in the McEliece cryptosystem.
Baldi, Marco   +2 more
core   +1 more source

Industrial Development, Poverty Reduction, and Inequality: A Robustness Test Using Nighttime Lights in Vietnam

open access: yesSustainable Development, EarlyView.
ABSTRACT This paper examines the interplay between sectoral growth compositions, initial inequality, and poverty reduction in Vietnam during the 2000s, utilizing disaggregated provincial‐level data. The analysis focuses on the differential impacts of industrial and agricultural sector growth on poverty alleviation while also assessing the moderating ...
Takahiro Yamada, Christian S. Otchia
wiley   +1 more source

Low Complexity Parity Check Code for Futuristic Wireless Networks Applications

open access: yesIEEE Access, 2018
The Internet of Things refers to the aptitude of remotely connecting and monitoring anything, anytime, and anywhere via futuristic wireless networks. Due to the unreliable wireless links, broadcast nature of wireless transmissions, interference and noisy
S. Alabady, F. Al-turjman
semanticscholar   +1 more source

Digital image information hiding algorithm research based on LDPC code

open access: yesEURASIP Journal on Image and Video Processing, 2018
LDPC (low-density parity-check code) is a parity check code, and its performance is very close to Shannon limit. It is a sort of good channel code which has good ability of error correction. The coding can be introduced to an information-hiding algorithm
Zhong-xun Wang, Xiang-cai Meng
doaj   +1 more source

On homogeneous nontransitive binary perfect code [PDF]

open access: yesarXiv, 2014
Studying binary perfect codes we show the existence of homogeneous nontransitive codes. Thus, as far as perfect codes are concerned, the propelinear codes are strictly contained in transitive codes, wheresas homogeneous codes form a strict subclass of transitive codes.
arxiv  

SIMULASI LOW DENSITY PARITY CHECK CODE BERBASIS FIELD PROGRAMMABLE GATE ARRAY [PDF]

open access: yes, 2009
ABSTRAKSI: Seiring dengan perkembangan jaman, sistem komunikasi wireless dituntut untuk dapat menyediakan layanan data yang berkecepatan tinggi (high data rate) dengan QoS yang dapat dipercaya atau reliable (BER yang kecil dan dengan Eb/No seminimum ...
REZA DYNASTI PRAMANA
core  

Threshold Analysis of Non-Binary Spatially-Coupled LDPC Codes with Windowed Decoding

open access: yes, 2014
In this paper we study the iterative decoding threshold performance of non-binary spatially-coupled low-density parity-check (NB-SC-LDPC) code ensembles for both the binary erasure channel (BEC) and the binary-input additive white Gaussian noise channel (
Costello Jr, Daniel J.   +4 more
core   +1 more source

Low-Complexity High-Performance Low-Density Parity-Check Encoder Design for China Digital Radio Standard

open access: yesIEEE Access, 2017
This paper proposes a novel encoder architecture of low-density parity-check (LDPC) generator matrix in frequency modulation-China digital radio (CDR), which was promulgated in August 2013.
Pingping Chen, Yi Fang
semanticscholar   +1 more source

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