Results 101 to 110 of about 39,115 (248)

Jointed LDPC codes design for half-duplex relay channels

open access: yesTongxin xuebao, 2013
In order to increase the coding gain of decode-and-forward half-duplex relay channel, a jointed LDPC coding structure and its corresponding optimization scheme was proposed. Novel structure made the subcodes of both source and relay nodes as parts of the
Zi-qiang CHEN   +3 more
doaj   +2 more sources

Design of LDPC code for uncorrelated Rayleigh fading channel using modified outage probability

open access: yesICT Express
In this paper, we propose a new design metric called modified outage probability (MOP) for protograph-based low-density parity-check (LDPC) codes over the uncorrelated Rayleigh fading channel.
Woong-Shin Kwak, Jae-Won Kim
doaj   +1 more source

Tanner (3, 23)-Regular QC-LDPC Codes: Cycle Structure and Girth Distribution

open access: yesIEEE Access
This paper studies a class of quasi-cyclic LDPC (QC-LDPC) codes, i.e., Tanner (3, 23)-regular QC-LDPC codes of code length $23p$ with $p$ being a prime and $p \equiv 1 (\mathrm {mod} 69)$ .
Qi Wang   +5 more
doaj   +1 more source

Finite-length quasi-synchronous LDPC decoders

open access: gold, 2016
François Leduc-Primeau, Warren J. Gross
openalex   +2 more sources

Modif ied LDPC decoding rule for pulse position modulation

open access: bronze, 2012
Yongsheng Wu Yongsheng Wu   +3 more
openalex   +1 more source

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