Statements (61)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
error-correcting code
|
| gptkbp:advantage |
approaches Shannon limit
complexity for short block lengths efficient for long block lengths error floor at high SNR |
| gptkbp:application |
broadcast television
mobile communications deep-space communication fiber-optic communication storage devices |
| gptkbp:category |
channel coding
block codes forward error correction |
| gptkbp:decodingAlgorithm |
gptkb:sum-product_algorithm
belief propagation |
| gptkbp:decodingMethod |
belief propagation
min-sum algorithm iterative message passing |
| gptkbp:feature |
low decoding complexity
high error-correction capability random or structured construction scalable to large block lengths |
| https://www.w3.org/2000/01/rdf-schema#label |
LDPC codes
|
| gptkbp:introducedIn |
1962
|
| gptkbp:inventedBy |
gptkb:Robert_G._Gallager
|
| gptkbp:matrixRepresentation |
parity-check matrix
sparse matrix |
| gptkbp:property |
iterative decoding
linear block code near Shannon limit performance sparse parity-check matrix |
| gptkbp:relatedConcept |
gptkb:Tanner_graph
parity-check matrix graphical models factor graph |
| gptkbp:relatedTo |
gptkb:Reed-Solomon_codes
gptkb:BCH_codes Hamming codes Turbo codes |
| gptkbp:standardizedBy |
gptkb:G.hn
gptkb:DVB-T2 gptkb:IEEE_802.11ac gptkb:IEEE_802.11ax gptkb:IEEE_802.11n gptkb:WiMAX gptkb:5G_NR DVB-S2 DOCSIS 3.1 |
| gptkbp:standsFor |
Low-Density Parity-Check codes
|
| gptkbp:usedIn |
gptkb:DVB-T2
gptkb:Wi-Fi_(IEEE_802.11n/ac/ax) gptkb:WiMAX gptkb:5G_NR digital communications satellite communications optical communications data storage DVB-S2 |
| gptkbp:bfsParent |
gptkb:FEC_(Forward_Error_Correction)
gptkb:5G_NR |
| gptkbp:bfsLayer |
6
|