Results 111 to 120 of about 285 (176)

LDPC-Coded CAP with Spatial Diversity for UVLC Systems over Generalized-Gamma Fading Channel. [PDF]

open access: yesSensors (Basel), 2020
Jiang H   +6 more
europepmc   +1 more source

Artificial intelligence for quantum computing. [PDF]

open access: yesNat Commun
Alexeev Y   +27 more
europepmc   +1 more source

High-Throughput QC-LDPC Decoders

IEEE Transactions on Broadcasting, 2009
High-throughput design approaches for quasi-cyclic (QC) low-density parity-check (LDPC) decoders are presented in this paper. Three novel schemes for the horizontal process in min-sum algorithm and its revisions are derived to reduce design and implementation complexity.
Nan Jiang   +4 more
openaire   +1 more source

Shortening for irregular QC-LDPC codes

IEEE Communications Letters, 2009
Shortening is a technique to obtain codes of shorter length and lower rate from a given LDPC code by putting infinite reliability on some variable nodes, whose positions are assumed to be available to both encoder and decoder. In this paper, we propose a shortening algorithm suitable for irregular QC-LDPC codes. The efficiency of the proposed algorithm
Xiaojian Liu   +2 more
openaire   +1 more source

A new construction of UEP QC-LDPC codes

2010 IEEE International Symposium on Information Theory, 2010
In this paper, a new construction of quasi-cyclic low-density parity-check (QC-LDPC) codes for unequal error protection (UEP) is proposed. We first give a new class of UEP block codes. QC-LDPC codes with binomial-term parity-check matrices which can avoid girths less than 8 and achieve an enlarged upper bound on the minimum distance are also introduced.
Chi-Jen Wu   +2 more
openaire   +1 more source

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