{"id":"https://openalex.org/W4415194653","doi":"https://doi.org/10.1109/ieeeconf67917.2025.11443687","title":"GPU-Accelerated Syndrome Decoding for Quantum LDPC Codes below the 63 \u03bcs Latency Threshold","display_name":"GPU-Accelerated Syndrome Decoding for Quantum LDPC Codes below the 63 \u03bcs Latency Threshold","publication_year":2025,"publication_date":"2025-10-26","ids":{"openalex":"https://openalex.org/W4415194653","doi":"https://doi.org/10.1109/ieeeconf67917.2025.11443687"},"language":"en","primary_location":{"id":"doi:10.1109/ieeeconf67917.2025.11443687","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ieeeconf67917.2025.11443687","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 59th Asilomar Conference on Signals, Systems, and Computers","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["arxiv","crossref","datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/2508.07879","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5069780128","display_name":"Oscar Ferraz","orcid":"https://orcid.org/0000-0001-5266-9740"},"institutions":[{"id":"https://openalex.org/I76903346","display_name":"University of Coimbra","ror":"https://ror.org/04z8k9a98","country_code":"PT","type":"education","lineage":["https://openalex.org/I76903346"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Oscar Ferraz","raw_affiliation_strings":["University of Coimbra,Department of Electrical and Computer Engineering,Coimbra,Portugal"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Coimbra,Department of Electrical and Computer Engineering,Coimbra,Portugal","institution_ids":["https://openalex.org/I76903346"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086780415","display_name":"Bruno Coutinho","orcid":"https://orcid.org/0000-0002-9980-1857"},"institutions":[{"id":"https://openalex.org/I4210120471","display_name":"Instituto de Telecomunica\u00e7\u00f5es","ror":"https://ror.org/02ht4fk33","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I4210120471"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Bruno Coutinho","raw_affiliation_strings":["Instituto de Telecomunicações,Portugal"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Instituto de Telecomunicações,Portugal","institution_ids":["https://openalex.org/I4210120471"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5088848663","display_name":"Gabriel Falc\u00e3o","orcid":"https://orcid.org/0000-0001-9805-6747"},"institutions":[{"id":"https://openalex.org/I76903346","display_name":"University of Coimbra","ror":"https://ror.org/04z8k9a98","country_code":"PT","type":"education","lineage":["https://openalex.org/I76903346"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Gabriel Falcao","raw_affiliation_strings":["University of Coimbra,Department of Electrical and Computer Engineering,Coimbra,Portugal"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Coimbra,Department of Electrical and Computer Engineering,Coimbra,Portugal","institution_ids":["https://openalex.org/I76903346"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5024523893","display_name":"Marco Gomes","orcid":"https://orcid.org/0000-0003-1124-525X"},"institutions":[{"id":"https://openalex.org/I76903346","display_name":"University of Coimbra","ror":"https://ror.org/04z8k9a98","country_code":"PT","type":"education","lineage":["https://openalex.org/I76903346"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Marco Gomes","raw_affiliation_strings":["University of Coimbra,Department of Electrical and Computer Engineering,Coimbra,Portugal"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Coimbra,Department of Electrical and Computer Engineering,Coimbra,Portugal","institution_ids":["https://openalex.org/I76903346"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5036290663","display_name":"Francisco A. Monteiro","orcid":"https://orcid.org/0000-0003-2381-6320"},"institutions":[{"id":"https://openalex.org/I4210120471","display_name":"Instituto de Telecomunica\u00e7\u00f5es","ror":"https://ror.org/02ht4fk33","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I4210120471"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Francisco A. Monteiro","raw_affiliation_strings":["Instituto de Telecomunicações,Portugal"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Instituto de Telecomunicações,Portugal","institution_ids":["https://openalex.org/I4210120471"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100761448","display_name":"V\u00edtor Silva","orcid":"https://orcid.org/0000-0003-2439-1184"},"institutions":[{"id":"https://openalex.org/I76903346","display_name":"University of Coimbra","ror":"https://ror.org/04z8k9a98","country_code":"PT","type":"education","lineage":["https://openalex.org/I76903346"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Vitor Silva","raw_affiliation_strings":["University of Coimbra,Department of Electrical and Computer Engineering,Coimbra,Portugal"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Coimbra,Department of Electrical and Computer Engineering,Coimbra,Portugal","institution_ids":["https://openalex.org/I76903346"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1878","last_page":"1882"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10682","display_name":"Quantum Computing Algorithms and Architecture","score":0.9864000082015991,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T10682","display_name":"Quantum Computing Algorithms and Architecture","score":0.9864000082015991,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T11321","display_name":"Error Correcting Code Techniques","score":0.9685999751091003,"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/T13553","display_name":"Age of Information Optimization","score":0.902999997138977,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.6478000283241272},{"id":"https://openalex.org/keywords/encoding","display_name":"Encoding (memory)","score":0.5285000205039978},{"id":"https://openalex.org/keywords/sequential-decoding","display_name":"Sequential decoding","score":0.4634999930858612},{"id":"https://openalex.org/keywords/low-density-parity-check-code","display_name":"Low-density parity-check code","score":0.45170000195503235},{"id":"https://openalex.org/keywords/scalability","display_name":"Scalability","score":0.4410000145435333},{"id":"https://openalex.org/keywords/code","display_name":"Code (set theory)","score":0.43479999899864197},{"id":"https://openalex.org/keywords/quantum","display_name":"Quantum","score":0.4097999930381775},{"id":"https://openalex.org/keywords/quantum-computer","display_name":"Quantum computer","score":0.3684999942779541}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6654000282287598},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.6478000283241272},{"id":"https://openalex.org/C125411270","wikidata":"https://www.wikidata.org/wiki/Q18653","display_name":"Encoding (memory)","level":2,"score":0.5285000205039978},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5230000019073486},{"id":"https://openalex.org/C193969084","wikidata":"https://www.wikidata.org/wiki/Q7452500","display_name":"Sequential decoding","level":4,"score":0.4634999930858612},{"id":"https://openalex.org/C67692717","wikidata":"https://www.wikidata.org/wiki/Q187444","display_name":"Low-density parity-check code","level":3,"score":0.45170000195503235},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.4449000060558319},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.4410000145435333},{"id":"https://openalex.org/C2776760102","wikidata":"https://www.wikidata.org/wiki/Q5139990","display_name":"Code (set theory)","level":3,"score":0.43479999899864197},{"id":"https://openalex.org/C84114770","wikidata":"https://www.wikidata.org/wiki/Q46344","display_name":"Quantum","level":2,"score":0.4097999930381775},{"id":"https://openalex.org/C58053490","wikidata":"https://www.wikidata.org/wiki/Q176555","display_name":"Quantum computer","level":3,"score":0.3684999942779541},{"id":"https://openalex.org/C33529081","wikidata":"https://www.wikidata.org/wiki/Q18378194","display_name":"Serial concatenated convolutional codes","level":5,"score":0.33660000562667847},{"id":"https://openalex.org/C203087015","wikidata":"https://www.wikidata.org/wiki/Q378201","display_name":"Qubit","level":3,"score":0.33379998803138733},{"id":"https://openalex.org/C51003876","wikidata":"https://www.wikidata.org/wiki/Q1536431","display_name":"Quantum error correction","level":4,"score":0.3239000141620636},{"id":"https://openalex.org/C78944582","wikidata":"https://www.wikidata.org/wiki/Q5158264","display_name":"Concatenated error correction code","level":4,"score":0.321399986743927},{"id":"https://openalex.org/C204397858","wikidata":"https://www.wikidata.org/wiki/Q4437907","display_name":"List decoding","level":5,"score":0.31299999356269836},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.29809999465942383},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.2962999939918518},{"id":"https://openalex.org/C114504821","wikidata":"https://www.wikidata.org/wiki/Q2164281","display_name":"Turbo code","level":3,"score":0.29190000891685486},{"id":"https://openalex.org/C113775141","wikidata":"https://www.wikidata.org/wiki/Q428691","display_name":"Computer engineering","level":1,"score":0.2793999910354614},{"id":"https://openalex.org/C157899210","wikidata":"https://www.wikidata.org/wiki/Q1395022","display_name":"Convolutional code","level":3,"score":0.27000001072883606},{"id":"https://openalex.org/C152948882","wikidata":"https://www.wikidata.org/wiki/Q4060686","display_name":"Belief propagation","level":3,"score":0.2685999870300293},{"id":"https://openalex.org/C187486625","wikidata":"https://www.wikidata.org/wiki/Q2122176","display_name":"Quantum channel","level":4,"score":0.25949999690055847},{"id":"https://openalex.org/C165005293","wikidata":"https://www.wikidata.org/wiki/Q1074500","display_name":"Chip","level":2,"score":0.25440001487731934}],"mesh":[],"locations_count":5,"locations":[{"id":"doi:10.1109/ieeeconf67917.2025.11443687","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ieeeconf67917.2025.11443687","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 59th Asilomar Conference on Signals, Systems, and Computers","raw_type":"proceedings-article"},{"id":"pmh:oai:arXiv.org:2508.07879","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2508.07879","pdf_url":"https://arxiv.org/pdf/2508.07879","source":{"id":"https://openalex.org/S4393918464","display_name":"ArXiv.org","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},{"id":"pmh:oai:arXiv.org:2508.07879","is_oa":true,"landing_page_url":"https://arxiv.org/abs/2508.07879","pdf_url":"https://arxiv.org/pdf/2508.07879","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},{"id":"pmh:oai:elib.dlr.de:216993","is_oa":true,"landing_page_url":null,"pdf_url":"https://elib.dlr.de/216993/1/2508.07879v1.pdf","source":{"id":"https://openalex.org/S4377196266","display_name":"elib (German Aerospace Center)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I2898391981","host_organization_name":"Deutsches Zentrum f\u00fcr Luft- und Raumfahrt e. V. (DLR)","host_organization_lineage":["https://openalex.org/I2898391981"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Konferenzbeitrag"},{"id":"doi:10.48550/arxiv.2508.07879","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2508.07879","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"Preprint"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:2508.07879","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2508.07879","pdf_url":"https://arxiv.org/pdf/2508.07879","source":{"id":"https://openalex.org/S4393918464","display_name":"ArXiv.org","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320334779","display_name":"Funda\u00e7\u00e3o para a Ci\u00eancia e a Tecnologia","ror":"https://ror.org/00snfqn58"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":24,"referenced_works":["https://openalex.org/W2990961515","https://openalex.org/W4405183524","https://openalex.org/W4405033768","https://openalex.org/W4387886056","https://openalex.org/W4321610982","https://openalex.org/W2097527197","https://openalex.org/W3206809046","https://openalex.org/W2164719123","https://openalex.org/W4376639540","https://openalex.org/W4392581103","https://openalex.org/W3214489903","https://openalex.org/W3204926734","https://openalex.org/W4401693145","https://openalex.org/W4387779337","https://openalex.org/W4393234688","https://openalex.org/W3207755657","https://openalex.org/W2498850845","https://openalex.org/W4234572373","https://openalex.org/W4406891370","https://openalex.org/W2215279005","https://openalex.org/W2980742961","https://openalex.org/W2114207424","https://openalex.org/W2123530431","https://openalex.org/W4393380060"],"related_works":[],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2,78],"a":[3,79],"GPU-accelerated":[4],"decoder":[5,83],"for":[6,48,109,120],"quantum":[7,28,142,156],"low-density":[8],"parity-check":[9],"(QLDPC)":[10],"codes":[11,32,113,143],"that":[12,135],"achieves":[13],"sub-63":[14],"\u03bcs":[15,108,119],"latency,":[16,102],"below":[17],"the":[18,37,98,124,152],"surface":[19,31,159],"code":[20,43],"decoder\u2019s":[21],"real-time":[22],"threshold":[23],"demonstrated":[24,34],"on":[25,87],"Google\u2019s":[26],"Willow":[27],"processor.":[29],"While":[30],"have":[33],"below-threshold":[35],"performance,":[36],"encoding":[38,63],"rates":[39],"approach":[40],"zero":[41],"as":[42,55,115,117],"distances":[44],"increase,":[45],"posing":[46],"challenges":[47],"scalability.":[49],"Recently":[50],"proposed":[51],"QLDPC":[52],"codes,":[53,122],"such":[54,74],"those":[56],"by":[57],"Panteleev":[58],"and":[59,64,114],"Kalachev,":[60],"offer":[61],"constant-rate":[62],"asymptotic":[65],"goodness":[66],"but":[67],"introduce":[68],"higher":[69],"decoding":[70,104,138],"complexity.":[71],"To":[72],"address":[73],"limitation,":[75],"this":[76],"work":[77],"parallelized":[80],"belief":[81],"propagation":[82],"leveraging":[84],"syndrome":[85],"information":[86],"commodity":[88,149],"GPU":[89],"hardware.":[90],"Parallelism":[91],"was":[92],"exploited":[93],"to":[94],"maximize":[95],"performance":[96],"within":[97],"limits":[99],"of":[100,128,139,154],"target":[101],"allowing":[103],"latencies":[105],"under":[106],"26":[107],"[[784,":[110],"24,":[111],"24]]":[112],"low":[116],"16.9":[118],"smaller":[121],"meeting":[123],"tight":[125],"timing":[126],"constraints":[127],"superconducting":[129],"qubit":[130],"cycles.":[131],"These":[132],"results":[133],"show":[134],"real-time,":[136],"scalable":[137],"asymptotically":[140],"good":[141],"is":[144],"achievable":[145],"using":[146],"widely":[147],"available":[148],"hardware,":[150],"advancing":[151],"feasibility":[153],"fault-tolerant":[155],"computation":[157],"beyond":[158],"codes.":[160]},"counts_by_year":[],"updated_date":"2026-07-28T07:46:37.118299","created_date":"2025-10-15T00:00:00"}