{"id":"https://openalex.org/W2098209061","doi":"https://doi.org/10.1109/lcomm.2006.1633327","title":"A class of irregular ldpc codes with low error floor and low encoding complexity","display_name":"A class of irregular ldpc codes with low error floor and low encoding complexity","publication_year":2006,"publication_date":"2006-05-01","ids":{"openalex":"https://openalex.org/W2098209061","doi":"https://doi.org/10.1109/lcomm.2006.1633327","mag":"2098209061"},"language":"en","primary_location":{"id":"doi:10.1109/lcomm.2006.1633327","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2006.1633327","pdf_url":null,"source":{"id":"https://openalex.org/S147316732","display_name":"IEEE Communications Letters","issn_l":"1089-7798","issn":["1089-7798","1558-2558","2373-7891"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","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 Communications Letters","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"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/A5100334004","display_name":"Zunwen He","orcid":"https://orcid.org/0000-0002-5584-4855"},"institutions":[{"id":"https://openalex.org/I43406934","display_name":"Universit\u00e9 Laval","ror":"https://ror.org/04sjchr03","country_code":"CA","type":"education","lineage":["https://openalex.org/I43406934"]}],"countries":["CA"],"is_corresponding":true,"raw_author_name":"Zhiyong He","raw_affiliation_strings":["The Department of Electrical and Computer Engineering, Laval University, QUE, Canada","[Dept. of Electr. & Comput. Eng., Laval Univ., Que., Canada]"],"affiliations":[{"raw_affiliation_string":"The Department of Electrical and Computer Engineering, Laval University, QUE, Canada","institution_ids":["https://openalex.org/I43406934"]},{"raw_affiliation_string":"[Dept. of Electr. & Comput. Eng., Laval Univ., Que., Canada]","institution_ids":["https://openalex.org/I43406934"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071953487","display_name":"Paul Fortier","orcid":"https://orcid.org/0000-0001-7368-9484"},"institutions":[{"id":"https://openalex.org/I43406934","display_name":"Universit\u00e9 Laval","ror":"https://ror.org/04sjchr03","country_code":"CA","type":"education","lineage":["https://openalex.org/I43406934"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"P. Fortier","raw_affiliation_strings":["The Department of Electrical and Computer Engineering, Laval University, QUE, Canada","[Dept. of Electr. & Comput. Eng., Laval Univ., Que., Canada]"],"affiliations":[{"raw_affiliation_string":"The Department of Electrical and Computer Engineering, Laval University, QUE, Canada","institution_ids":["https://openalex.org/I43406934"]},{"raw_affiliation_string":"[Dept. of Electr. & Comput. Eng., Laval Univ., Que., Canada]","institution_ids":["https://openalex.org/I43406934"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5062938524","display_name":"S\u00e9bastien Roy","orcid":"https://orcid.org/0000-0002-1262-9485"},"institutions":[{"id":"https://openalex.org/I43406934","display_name":"Universit\u00e9 Laval","ror":"https://ror.org/04sjchr03","country_code":"CA","type":"education","lineage":["https://openalex.org/I43406934"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"S. Roy","raw_affiliation_strings":["The Department of Electrical and Computer Engineering, Laval University, QUE, Canada","[Dept. of Electr. & Comput. Eng., Laval Univ., Que., Canada]"],"affiliations":[{"raw_affiliation_string":"The Department of Electrical and Computer Engineering, Laval University, QUE, Canada","institution_ids":["https://openalex.org/I43406934"]},{"raw_affiliation_string":"[Dept. of Electr. & Comput. Eng., Laval Univ., Que., Canada]","institution_ids":["https://openalex.org/I43406934"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5100334004"],"corresponding_institution_ids":["https://openalex.org/I43406934"],"apc_list":null,"apc_paid":null,"fwci":1.8922,"has_fulltext":false,"cited_by_count":20,"citation_normalized_percentile":{"value":0.87408147,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"10","issue":"5","first_page":"372","last_page":"374"},"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":0.9993000030517578,"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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9976000189781189,"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/low-density-parity-check-code","display_name":"Low-density parity-check code","score":0.84356290102005},{"id":"https://openalex.org/keywords/encoder","display_name":"Encoder","score":0.6274979114532471},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.563403308391571},{"id":"https://openalex.org/keywords/encoding","display_name":"Encoding (memory)","score":0.5079019665718079},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4991273880004883},{"id":"https://openalex.org/keywords/error-floor","display_name":"Error floor","score":0.4902263283729553},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.48293229937553406},{"id":"https://openalex.org/keywords/parity-check-matrix","display_name":"Parity-check matrix","score":0.45848557353019714},{"id":"https://openalex.org/keywords/diagonal","display_name":"Diagonal","score":0.44502049684524536},{"id":"https://openalex.org/keywords/error-detection-and-correction","display_name":"Error detection and correction","score":0.4444854259490967},{"id":"https://openalex.org/keywords/concatenated-error-correction-code","display_name":"Concatenated error correction code","score":0.43586400151252747},{"id":"https://openalex.org/keywords/block-code","display_name":"Block code","score":0.4269234836101532},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3552417457103729}],"concepts":[{"id":"https://openalex.org/C67692717","wikidata":"https://www.wikidata.org/wiki/Q187444","display_name":"Low-density parity-check code","level":3,"score":0.84356290102005},{"id":"https://openalex.org/C118505674","wikidata":"https://www.wikidata.org/wiki/Q42586063","display_name":"Encoder","level":2,"score":0.6274979114532471},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.563403308391571},{"id":"https://openalex.org/C125411270","wikidata":"https://www.wikidata.org/wiki/Q18653","display_name":"Encoding (memory)","level":2,"score":0.5079019665718079},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4991273880004883},{"id":"https://openalex.org/C46462455","wikidata":"https://www.wikidata.org/wiki/Q5395712","display_name":"Error floor","level":4,"score":0.4902263283729553},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.48293229937553406},{"id":"https://openalex.org/C95925971","wikidata":"https://www.wikidata.org/wiki/Q3100414","display_name":"Parity-check matrix","level":4,"score":0.45848557353019714},{"id":"https://openalex.org/C130367717","wikidata":"https://www.wikidata.org/wiki/Q189791","display_name":"Diagonal","level":2,"score":0.44502049684524536},{"id":"https://openalex.org/C103088060","wikidata":"https://www.wikidata.org/wiki/Q1062839","display_name":"Error detection and correction","level":2,"score":0.4444854259490967},{"id":"https://openalex.org/C78944582","wikidata":"https://www.wikidata.org/wiki/Q5158264","display_name":"Concatenated error correction code","level":4,"score":0.43586400151252747},{"id":"https://openalex.org/C157125643","wikidata":"https://www.wikidata.org/wiki/Q884707","display_name":"Block code","level":3,"score":0.4269234836101532},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3552417457103729},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/lcomm.2006.1633327","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2006.1633327","pdf_url":null,"source":{"id":"https://openalex.org/S147316732","display_name":"IEEE Communications Letters","issn_l":"1089-7798","issn":["1089-7798","1558-2558","2373-7891"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","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 Communications Letters","raw_type":"journal-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.829.1603","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.829.1603","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://lrts.gel.ulaval.ca/publications/uploadPDF/publication_60.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Clean water and sanitation","score":0.4399999976158142,"id":"https://metadata.un.org/sdg/6"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320310709","display_name":"CMC Microsystems","ror":"https://ror.org/03k70ea39"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W1973712217","https://openalex.org/W2069159122","https://openalex.org/W2071304218","https://openalex.org/W2078118552","https://openalex.org/W2107720182","https://openalex.org/W2117364704","https://openalex.org/W2126259959","https://openalex.org/W2127490352","https://openalex.org/W2157843821"],"related_works":["https://openalex.org/W2026275299","https://openalex.org/W2540115800","https://openalex.org/W2111960289","https://openalex.org/W2167124952","https://openalex.org/W2155433131","https://openalex.org/W2122913048","https://openalex.org/W2782892145","https://openalex.org/W2164436933","https://openalex.org/W2122329257","https://openalex.org/W2151660719"],"abstract_inverted_index":{"In":[0],"this":[1],"letter,":[2],"we":[3],"propose":[4],"a":[5,29],"class":[6],"of":[7,52,63],"irregular":[8,36],"structured":[9],"low-density":[10],"parity-check":[11],"(LDPC)":[12],"codes":[13,37,66],"with":[14],"low":[15,19],"error":[16,41],"floor":[17,42],"and":[18,43],"encoding":[20,59],"complexity":[21],"by":[22,57],"designing":[23],"the":[24,40,46,49,61,64],"parity":[25],"check":[26],"matrix":[27],"in":[28,48],"triangular":[30],"plus":[31],"dual-diagonal":[32],"form.":[33],"The":[34],"proposed":[35,65],"clearly":[38],"lower":[39],"dramatically":[44],"improve":[45],"performance":[47],"waterfall":[50],"region":[51],"error-rate":[53],"curves.":[54],"Being":[55],"characterized":[56],"linear":[58],"complexity,":[60],"encoders":[62],"attain":[67],"throughputs":[68],"over":[69],"10":[70],"Gbit/s.":[71]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2017,"cited_by_count":2},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":3},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}
