{"id":"https://openalex.org/W2126121068","doi":"https://doi.org/10.1109/jstars.2011.2142295","title":"Accelerating Regular LDPC Code Decoders on GPUs","display_name":"Accelerating Regular LDPC Code Decoders on GPUs","publication_year":2011,"publication_date":"2011-06-21","ids":{"openalex":"https://openalex.org/W2126121068","doi":"https://doi.org/10.1109/jstars.2011.2142295","mag":"2126121068"},"language":"en","primary_location":{"id":"doi:10.1109/jstars.2011.2142295","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jstars.2011.2142295","pdf_url":null,"source":{"id":"https://openalex.org/S117727964","display_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","issn_l":"1939-1404","issn":["1939-1404","2151-1535"],"is_oa":false,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5101974509","display_name":"Cheng\u2010Chun Chang","orcid":"https://orcid.org/0000-0003-0799-9446"},"institutions":[{"id":"https://openalex.org/I118292597","display_name":"National Taipei University of Technology","ror":"https://ror.org/00cn92c09","country_code":"TW","type":"education","lineage":["https://openalex.org/I118292597"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Cheng-Chun Chang","raw_affiliation_strings":["Department of Electrical Engineering, National Taipei University of Technology, Taipei, Taiwan","Dept. of Electr. Eng., Nat. Taipei Univ. of Technol., Taipei, Taiwan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, National Taipei University of Technology, Taipei, Taiwan","institution_ids":["https://openalex.org/I118292597"]},{"raw_affiliation_string":"Dept. of Electr. Eng., Nat. Taipei Univ. of Technol., Taipei, Taiwan","institution_ids":["https://openalex.org/I118292597"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5021355026","display_name":"Yang-Lang Chang","orcid":"https://orcid.org/0000-0002-5834-1057"},"institutions":[{"id":"https://openalex.org/I118292597","display_name":"National Taipei University of Technology","ror":"https://ror.org/00cn92c09","country_code":"TW","type":"education","lineage":["https://openalex.org/I118292597"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Yang-Lang Chang","raw_affiliation_strings":["Department of Electrical Engineering, National Taipei University of Technology, Taipei, Taiwan","Dept. of Electr. Eng., Nat. Taipei Univ. of Technol., Taipei, Taiwan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, National Taipei University of Technology, Taipei, Taiwan","institution_ids":["https://openalex.org/I118292597"]},{"raw_affiliation_string":"Dept. of Electr. Eng., Nat. Taipei Univ. of Technol., Taipei, Taiwan","institution_ids":["https://openalex.org/I118292597"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5104092128","display_name":"Min-Yu Huang","orcid":null},"institutions":[{"id":"https://openalex.org/I118292597","display_name":"National Taipei University of Technology","ror":"https://ror.org/00cn92c09","country_code":"TW","type":"education","lineage":["https://openalex.org/I118292597"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Min-Yu Huang","raw_affiliation_strings":["Department of Electrical Engineering, National Taipei University of Technology, Taipei, Taiwan","Dept. of Electr. Eng., Nat. Taipei Univ. of Technol., Taipei, Taiwan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, National Taipei University of Technology, Taipei, Taiwan","institution_ids":["https://openalex.org/I118292597"]},{"raw_affiliation_string":"Dept. of Electr. Eng., Nat. Taipei Univ. of Technol., Taipei, Taiwan","institution_ids":["https://openalex.org/I118292597"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5060262250","display_name":"Bormin Huang","orcid":"https://orcid.org/0000-0001-8275-9536"},"institutions":[{"id":"https://openalex.org/I135310074","display_name":"University of Wisconsin\u2013Madison","ror":"https://ror.org/01y2jtd41","country_code":"US","type":"education","lineage":["https://openalex.org/I135310074"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Bormin Huang","raw_affiliation_strings":["Space Science and Engineering Center, University of Wisconsin, Madison, Madison, WI, USA","Space Science and Engineering Center University of Wisconsin-Madison Madison WI USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Space Science and Engineering Center, University of Wisconsin, Madison, Madison, WI, USA","institution_ids":["https://openalex.org/I135310074"]},{"raw_affiliation_string":"Space Science and Engineering Center University of Wisconsin-Madison Madison WI USA","institution_ids":["https://openalex.org/I135310074"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":1250,"currency":"USD","value_usd":1250},"apc_paid":null,"fwci":9.8738,"has_fulltext":false,"cited_by_count":46,"citation_normalized_percentile":{"value":0.98329523,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"4","issue":"3","first_page":"653","last_page":"659"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11321","display_name":"Error Correcting Code Techniques","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11321","display_name":"Error Correcting Code Techniques","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9980999827384949,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9904000163078308,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/low-density-parity-check-code","display_name":"Low-density parity-check code","score":0.8861982822418213},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8433334827423096},{"id":"https://openalex.org/keywords/asynchronous-communication","display_name":"Asynchronous communication","score":0.6037620902061462},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.602041482925415},{"id":"https://openalex.org/keywords/cuda","display_name":"CUDA","score":0.5950914025306702},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.5570119619369507},{"id":"https://openalex.org/keywords/forward-error-correction","display_name":"Forward error correction","score":0.4964309334754944},{"id":"https://openalex.org/keywords/speedup","display_name":"Speedup","score":0.46229857206344604},{"id":"https://openalex.org/keywords/data-transmission","display_name":"Data transmission","score":0.44436272978782654},{"id":"https://openalex.org/keywords/throughput","display_name":"Throughput","score":0.4381803274154663},{"id":"https://openalex.org/keywords/message-passing","display_name":"Message passing","score":0.4219714105129242},{"id":"https://openalex.org/keywords/error-detection-and-correction","display_name":"Error detection and correction","score":0.411077618598938},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.34243905544281006},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.29221785068511963},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.25597578287124634}],"concepts":[{"id":"https://openalex.org/C67692717","wikidata":"https://www.wikidata.org/wiki/Q187444","display_name":"Low-density parity-check code","level":3,"score":0.8861982822418213},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8433334827423096},{"id":"https://openalex.org/C151319957","wikidata":"https://www.wikidata.org/wiki/Q752739","display_name":"Asynchronous communication","level":2,"score":0.6037620902061462},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.602041482925415},{"id":"https://openalex.org/C2778119891","wikidata":"https://www.wikidata.org/wiki/Q477690","display_name":"CUDA","level":2,"score":0.5950914025306702},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.5570119619369507},{"id":"https://openalex.org/C202932441","wikidata":"https://www.wikidata.org/wiki/Q55611017","display_name":"Forward error correction","level":3,"score":0.4964309334754944},{"id":"https://openalex.org/C68339613","wikidata":"https://www.wikidata.org/wiki/Q1549489","display_name":"Speedup","level":2,"score":0.46229857206344604},{"id":"https://openalex.org/C557945733","wikidata":"https://www.wikidata.org/wiki/Q389772","display_name":"Data transmission","level":2,"score":0.44436272978782654},{"id":"https://openalex.org/C157764524","wikidata":"https://www.wikidata.org/wiki/Q1383412","display_name":"Throughput","level":3,"score":0.4381803274154663},{"id":"https://openalex.org/C854659","wikidata":"https://www.wikidata.org/wiki/Q1859284","display_name":"Message passing","level":2,"score":0.4219714105129242},{"id":"https://openalex.org/C103088060","wikidata":"https://www.wikidata.org/wiki/Q1062839","display_name":"Error detection and correction","level":2,"score":0.411077618598938},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.34243905544281006},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.29221785068511963},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.25597578287124634},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.0},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/jstars.2011.2142295","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jstars.2011.2142295","pdf_url":null,"source":{"id":"https://openalex.org/S117727964","display_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","issn_l":"1939-1404","issn":["1939-1404","2151-1535"],"is_oa":false,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.41999998688697815,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":20,"referenced_works":["https://openalex.org/W58580312","https://openalex.org/W1678662003","https://openalex.org/W1973672456","https://openalex.org/W2004001880","https://openalex.org/W2061898940","https://openalex.org/W2096757271","https://openalex.org/W2107301532","https://openalex.org/W2114859022","https://openalex.org/W2115353412","https://openalex.org/W2121606987","https://openalex.org/W2128765501","https://openalex.org/W2129475459","https://openalex.org/W2138418988","https://openalex.org/W2143136536","https://openalex.org/W2149400696","https://openalex.org/W2156938362","https://openalex.org/W2157145873","https://openalex.org/W2158150288","https://openalex.org/W2987657883","https://openalex.org/W3122510249"],"related_works":["https://openalex.org/W2623918504","https://openalex.org/W2957709805","https://openalex.org/W2024069221","https://openalex.org/W2100788230","https://openalex.org/W4225319325","https://openalex.org/W2916248738","https://openalex.org/W2105919799","https://openalex.org/W1968720239","https://openalex.org/W4387475406","https://openalex.org/W2622922565"],"abstract_inverted_index":{"Modern":[0],"active":[1],"and":[2,5,12,69],"passive":[3],"satellite":[4],"airborne":[6],"sensors":[7],"with":[8,95,120],"higher":[9],"temporal,":[10],"spectral":[11],"spatial":[13],"resolutions":[14],"for":[15,31,54,59,67,128],"Earth":[16],"remote":[17],"sensing":[18],"result":[19],"in":[20,24,50,154],"a":[21,29,39,63,79,89,121,143],"significant":[22,144],"increase":[23],"data":[25,32,71,126],"volume.":[26],"This":[27],"poses":[28],"challenge":[30],"transmission":[33],"over":[34],"error-prone":[35],"wireless":[36],"links":[37,73],"to":[38,108,148],"ground":[40,64],"receiving":[41,65],"station.":[42],"Low-density":[43],"parity-check":[44],"(LDPC)":[45],"codes":[46],"have":[47,74],"been":[48],"adopted":[49],"modern":[51],"communication":[52,72],"systems":[53],"robust":[55],"error":[56],"correction.":[57],"Demands":[58],"LDPC":[60,93,129,140],"decoders":[61,94],"at":[62],"station":[66],"efficient":[68],"flexible":[70],"inspired":[75],"the":[76,96,113,135,155],"usage":[77],"of":[78,124],"cost-effective":[80],"high-performance":[81],"computing":[82],"device.":[83],"In":[84],"this":[85],"paper":[86],"we":[87],"propose":[88],"graphic-processing-unit":[90],"(GPU)-based":[91],"regular":[92,139],"log":[97],"sum-product":[98],"iterative":[99],"decoding":[100],"algorithm":[101],"(log-SPA).":[102],"The":[103],"GPU":[104],"code":[105],"was":[106],"written":[107,153],"run":[109],"NVIDIA":[110],"GPUs":[111],"using":[112],"compute":[114],"unified":[115],"device":[116],"architecture":[117],"(CUDA)":[118],"language":[119],"novel":[122],"implementation":[123],"asynchronous":[125],"transfer":[127],"decoding.":[130],"Experimental":[131],"results":[132],"showed":[133],"that":[134],"proposed":[136],"GPU-based":[137],"high-throughput":[138],"decoder":[141],"achieved":[142],"271x":[145],"speedup":[146],"compared":[147],"its":[149],"CPU-based":[150],"single-threaded":[151],"counterpart":[152],"C":[156],"language.":[157]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2019,"cited_by_count":5},{"year":2018,"cited_by_count":5},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":6},{"year":2014,"cited_by_count":6},{"year":2013,"cited_by_count":6},{"year":2012,"cited_by_count":7}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}