{"id":"https://openalex.org/W2083549688","doi":"https://doi.org/10.1109/msp.2004.1267049","title":"Low-density parity-check codes for partial response channels","display_name":"Low-density parity-check codes for partial response channels","publication_year":2004,"publication_date":"2004-01-01","ids":{"openalex":"https://openalex.org/W2083549688","doi":"https://doi.org/10.1109/msp.2004.1267049","mag":"2083549688"},"language":"en","primary_location":{"id":"doi:10.1109/msp.2004.1267049","is_oa":false,"landing_page_url":"https://doi.org/10.1109/msp.2004.1267049","pdf_url":null,"source":{"id":"https://openalex.org/S120977877","display_name":"IEEE Signal Processing Magazine","issn_l":"1053-5888","issn":["1053-5888","1558-0792"],"is_oa":false,"is_in_doaj":false,"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 Signal Processing Magazine","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/A5057908066","display_name":"Hongwei Song","orcid":"https://orcid.org/0000-0003-1928-8182"},"institutions":[{"id":"https://openalex.org/I4210098411","display_name":"Multichannel (China)","ror":"https://ror.org/0100xdb42","country_code":"CN","type":"company","lineage":["https://openalex.org/I4210098411"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Hongwei Song","raw_affiliation_strings":["Read Channel Group, Agere Systems, Colorado","Read Channel Group, Agere Syst., Longmont, CO, USA"],"affiliations":[{"raw_affiliation_string":"Read Channel Group, Agere Systems, Colorado","institution_ids":["https://openalex.org/I4210098411"]},{"raw_affiliation_string":"Read Channel Group, Agere Syst., Longmont, CO, USA","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5055345322","display_name":"B. V. K. Vijaya Kumar","orcid":"https://orcid.org/0000-0001-7126-6381"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"B.V.K. Vijaya Kumar","raw_affiliation_strings":["Department of Electrical and Computer Engineering, CMU"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, CMU","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5057908066"],"corresponding_institution_ids":["https://openalex.org/I4210098411"],"apc_list":null,"apc_paid":null,"fwci":4.1713,"has_fulltext":false,"cited_by_count":45,"citation_normalized_percentile":{"value":0.9459841,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"21","issue":"1","first_page":"56","last_page":"66"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11321","display_name":"Error Correcting Code Techniques","score":0.9998999834060669,"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":0.9998999834060669,"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":0.9965999722480774,"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":0.991599977016449,"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":0.892781138420105},{"id":"https://openalex.org/keywords/turbo-code","display_name":"Turbo code","score":0.7380397319793701},{"id":"https://openalex.org/keywords/serial-concatenated-convolutional-codes","display_name":"Serial concatenated convolutional codes","score":0.7140134572982788},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6598993539810181},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.5848654508590698},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.5498011112213135},{"id":"https://openalex.org/keywords/factor-graph","display_name":"Factor graph","score":0.5428483486175537},{"id":"https://openalex.org/keywords/equalization","display_name":"Equalization (audio)","score":0.48162931203842163},{"id":"https://openalex.org/keywords/concatenated-error-correction-code","display_name":"Concatenated error correction code","score":0.4803082346916199},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.47776591777801514},{"id":"https://openalex.org/keywords/turbo","display_name":"Turbo","score":0.46266794204711914},{"id":"https://openalex.org/keywords/tanner-graph","display_name":"Tanner graph","score":0.41054463386535645},{"id":"https://openalex.org/keywords/block-code","display_name":"Block code","score":0.39918890595436096},{"id":"https://openalex.org/keywords/error-floor","display_name":"Error floor","score":0.2202179729938507}],"concepts":[{"id":"https://openalex.org/C67692717","wikidata":"https://www.wikidata.org/wiki/Q187444","display_name":"Low-density parity-check code","level":3,"score":0.892781138420105},{"id":"https://openalex.org/C114504821","wikidata":"https://www.wikidata.org/wiki/Q2164281","display_name":"Turbo code","level":3,"score":0.7380397319793701},{"id":"https://openalex.org/C33529081","wikidata":"https://www.wikidata.org/wiki/Q18378194","display_name":"Serial concatenated convolutional codes","level":5,"score":0.7140134572982788},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6598993539810181},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.5848654508590698},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.5498011112213135},{"id":"https://openalex.org/C159246509","wikidata":"https://www.wikidata.org/wiki/Q5428725","display_name":"Factor graph","level":3,"score":0.5428483486175537},{"id":"https://openalex.org/C75755367","wikidata":"https://www.wikidata.org/wiki/Q104531076","display_name":"Equalization (audio)","level":3,"score":0.48162931203842163},{"id":"https://openalex.org/C78944582","wikidata":"https://www.wikidata.org/wiki/Q5158264","display_name":"Concatenated error correction code","level":4,"score":0.4803082346916199},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.47776591777801514},{"id":"https://openalex.org/C2776240298","wikidata":"https://www.wikidata.org/wiki/Q1138513","display_name":"Turbo","level":2,"score":0.46266794204711914},{"id":"https://openalex.org/C87117866","wikidata":"https://www.wikidata.org/wiki/Q7683664","display_name":"Tanner graph","level":5,"score":0.41054463386535645},{"id":"https://openalex.org/C157125643","wikidata":"https://www.wikidata.org/wiki/Q884707","display_name":"Block code","level":3,"score":0.39918890595436096},{"id":"https://openalex.org/C46462455","wikidata":"https://www.wikidata.org/wiki/Q5395712","display_name":"Error floor","level":4,"score":0.2202179729938507},{"id":"https://openalex.org/C171146098","wikidata":"https://www.wikidata.org/wiki/Q124192","display_name":"Automotive engineering","level":1,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/msp.2004.1267049","is_oa":false,"landing_page_url":"https://doi.org/10.1109/msp.2004.1267049","pdf_url":null,"source":{"id":"https://openalex.org/S120977877","display_name":"IEEE Signal Processing Magazine","issn_l":"1053-5888","issn":["1053-5888","1558-0792"],"is_oa":false,"is_in_doaj":false,"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 Signal Processing Magazine","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":40,"referenced_works":["https://openalex.org/W7241855","https://openalex.org/W1534925464","https://openalex.org/W1562979145","https://openalex.org/W1572884776","https://openalex.org/W1642206288","https://openalex.org/W1647219390","https://openalex.org/W1760355913","https://openalex.org/W1943431639","https://openalex.org/W1965027528","https://openalex.org/W1975965232","https://openalex.org/W2035153640","https://openalex.org/W2045407304","https://openalex.org/W2080918425","https://openalex.org/W2087040279","https://openalex.org/W2102888884","https://openalex.org/W2112410207","https://openalex.org/W2113539249","https://openalex.org/W2119411189","https://openalex.org/W2120862057","https://openalex.org/W2121606987","https://openalex.org/W2121739206","https://openalex.org/W2123530431","https://openalex.org/W2127490352","https://openalex.org/W2128765501","https://openalex.org/W2133068391","https://openalex.org/W2137813581","https://openalex.org/W2142384583","https://openalex.org/W2145409594","https://openalex.org/W2147392818","https://openalex.org/W2149185827","https://openalex.org/W2149231487","https://openalex.org/W2151961505","https://openalex.org/W2155469840","https://openalex.org/W2159124867","https://openalex.org/W2160357152","https://openalex.org/W2164677502","https://openalex.org/W2167632081","https://openalex.org/W2293231900","https://openalex.org/W4300188436","https://openalex.org/W6600302457"],"related_works":["https://openalex.org/W2139745099","https://openalex.org/W2485298482","https://openalex.org/W1782566311","https://openalex.org/W1968988046","https://openalex.org/W2139406003","https://openalex.org/W2015101254","https://openalex.org/W2166605812","https://openalex.org/W2070343677","https://openalex.org/W2105694638","https://openalex.org/W2071304218"],"abstract_inverted_index":{"The":[0],"goals":[1],"of":[2,13,16,30,39,66,80,88],"this":[3],"article":[4],"are":[5],"twofold:":[6],"(1)":[7],"to":[8,35,72],"provide":[9],"a":[10],"brief":[11],"tutorial":[12],"the":[14,28,37,63],"application":[15],"low-density":[17],"parity":[18],"check":[19],"(LDPC)":[20],"codes":[21,42],"for":[22],"partial":[23],"response":[24],"(PR)":[25],"channels":[26],"under":[27],"framework":[29,65],"turbo":[31],"equalization":[32,68],"and":[33,55,69,90,92],"(2)":[34],"highlight":[36],"use":[38],"structured":[40,81],"LDPC":[41,50,82],"in":[43],"PR":[44],"systems.":[45],"We":[46,75],"begin":[47],"by":[48,61],"introducing":[49],"codes,":[51,83],"their":[52],"graph":[53],"representations":[54],"associated":[56],"sum-product":[57],"decoding":[58,70,91],"algorithm,":[59],"followed":[60],"describing":[62],"general":[64],"iterative":[67],"approach":[71],"combat":[73],"ISI.":[74],"then":[76],"present":[77],"explicit":[78],"constructions":[79],"which":[84],"facilitate":[85],"efficient":[86],"implementation":[87],"encoding":[89],"show":[93],"simulation":[94],"results.":[95]},"counts_by_year":[{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":5},{"year":2012,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}