Results 91 to 100 of about 24,779 (216)

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
Salah Abdulghani Alabady   +1 more
doaj   +1 more source

High performance full diversity LDPC codes construction and performance analysis for H-ARQ channels

open access: yesTongxin xuebao, 2012
In order to improve the performance of communication system with hybrid automatic repeat request(H-ARQ),a kind of full diversity low density parity check(LDPC)codes on H-ARQ block-fading channels was proposed.First,the outage probability and inherent ...
Rui GUO, Fang-ning HU, Ji-lin LIU
doaj   +2 more sources

QC-LDPC Codes Construction by Concatenating of Circulant Matrices as Block-Columns

open access: yesInternational Journal of Information and Communication Technology Research, 2016
In this paper a new low complexity method for constructing binary quasi-cyclic low-density parity-check (QC-LDPC) codes is introduced. In the proposed method, each block-column of the parity check matrix H is made by a circulant matrix in a way that the ...
Mohammad Hesam Tadayon   +1 more
doaj  

Rateless Protograph LDPC Codes for Quantum Key Distribution

open access: yesIEEE Transactions on Quantum Engineering
Information reconciliation (IR) is a key step in quantum key distribution (QKD). In recent years, blind reconciliation based on low-density parity-check (LDPC) codes has replaced Cascade as a standard de facto since it guarantees efficient IR without a ...
Alberto Tarable   +2 more
doaj   +1 more source

LDPC concatenated space-time block coded system in multipath fading environment: Analysis and evaluation [PDF]

open access: yesMaejo International Journal of Science and Technology, 2011
Irregular low-density parity-check (LDPC) codes have been found to show exceptionally good performance for single antenna systems over a wide class of channels. In this paper, the performance of LDPC codes with multiple antenna systems is investigated in
Surbhi Sharma
doaj  

On the Gap to Channel Capacity of Generalized Low-Density Parity-Check Codes

open access: yesIEEE Open Journal of the Communications Society
In this study, the gap to channel capacity of generalized low-density parity-check (GLDPC) codes under the a posteriori probability (APP) decoder on the binary input additive white Gaussian noise (BI-AWGN) channel is analyzed.
Dongxu Chang   +4 more
doaj   +1 more source

Fbmc System With Low Density Parity Check (Ldpc) Coding For Efficient Communications In 5g

open access: yesInternational Journal of Engineering and Advanced Technology, 2019
Channel coding is a complicated subject, but vital in cellular communications, which is used for detection and correction of the bit errors caused by various types of noises, interferences. In 3rd generation and 4th Generation (3G and 4G) cellular communications, Turbo codes are predominantly used and currently 3GPP standardization group considering ...
openaire   +1 more source

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