{"id":"https://openalex.org/W4415367397","doi":"https://doi.org/10.1109/isit63088.2025.11195595","title":"Analysis and Design of Improved 5G LDPC Codes for Faster-Than-Nyquist Signaling","display_name":"Analysis and Design of Improved 5G LDPC Codes for Faster-Than-Nyquist Signaling","publication_year":2025,"publication_date":"2025-06-22","ids":{"openalex":"https://openalex.org/W4415367397","doi":"https://doi.org/10.1109/isit63088.2025.11195595"},"language":null,"primary_location":{"id":"doi:10.1109/isit63088.2025.11195595","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isit63088.2025.11195595","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 IEEE International Symposium on Information Theory (ISIT)","raw_type":"proceedings-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/A5100459973","display_name":"Jiayi Yang","orcid":"https://orcid.org/0000-0002-0021-5322"},"institutions":[{"id":"https://openalex.org/I157773358","display_name":"Sun Yat-sen University","ror":"https://ror.org/0064kty71","country_code":"CN","type":"education","lineage":["https://openalex.org/I157773358"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Jiayi Yang","raw_affiliation_strings":["School of Computer Science and Engineering, Sun Yat-sen University,Guangzhou,China,510006"],"affiliations":[{"raw_affiliation_string":"School of Computer Science and Engineering, Sun Yat-sen University,Guangzhou,China,510006","institution_ids":["https://openalex.org/I157773358"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5036629344","display_name":"Qianfan Wang","orcid":"https://orcid.org/0000-0002-9913-3043"},"institutions":[{"id":"https://openalex.org/I157773358","display_name":"Sun Yat-sen University","ror":"https://ror.org/0064kty71","country_code":"CN","type":"education","lineage":["https://openalex.org/I157773358"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qianfan Wang","raw_affiliation_strings":["School of Computer Science and Engineering, Sun Yat-sen University,Guangzhou,China,510006"],"affiliations":[{"raw_affiliation_string":"School of Computer Science and Engineering, Sun Yat-sen University,Guangzhou,China,510006","institution_ids":["https://openalex.org/I157773358"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5045823074","display_name":"Shuangyang Li","orcid":"https://orcid.org/0000-0002-9503-4865"},"institutions":[{"id":"https://openalex.org/I4577782","display_name":"Technische Universit\u00e4t Berlin","ror":"https://ror.org/03v4gjf40","country_code":"DE","type":"education","lineage":["https://openalex.org/I4577782"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Shuangyang Li","raw_affiliation_strings":["Technical University of Berlin,Electrical Engineering and Computer Science,Berlin,Germany,10587"],"affiliations":[{"raw_affiliation_string":"Technical University of Berlin,Electrical Engineering and Computer Science,Berlin,Germany,10587","institution_ids":["https://openalex.org/I4577782"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047350475","display_name":"Peng Kang","orcid":"https://orcid.org/0000-0002-0050-2751"},"institutions":[{"id":"https://openalex.org/I80947539","display_name":"Fuzhou University","ror":"https://ror.org/011xvna82","country_code":"CN","type":"education","lineage":["https://openalex.org/I80947539"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Peng Kang","raw_affiliation_strings":["College of Physics and Information Engineering, Fuzhou University,Fuzhou,China,350108"],"affiliations":[{"raw_affiliation_string":"College of Physics and Information Engineering, Fuzhou University,Fuzhou,China,350108","institution_ids":["https://openalex.org/I80947539"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5057620799","display_name":"Xiao Ma","orcid":"https://orcid.org/0000-0001-6617-1978"},"institutions":[{"id":"https://openalex.org/I157773358","display_name":"Sun Yat-sen University","ror":"https://ror.org/0064kty71","country_code":"CN","type":"education","lineage":["https://openalex.org/I157773358"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiao Ma","raw_affiliation_strings":["School of Computer Science and Engineering, Sun Yat-sen University,Guangzhou,China,510006"],"affiliations":[{"raw_affiliation_string":"School of Computer Science and Engineering, Sun Yat-sen University,Guangzhou,China,510006","institution_ids":["https://openalex.org/I157773358"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5063124926","display_name":"Baoming Bai","orcid":"https://orcid.org/0000-0002-6161-5493"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Baoming Bai","raw_affiliation_strings":["Xidian University,State Key Laboratory of ISN,Xi'an,China,710071"],"affiliations":[{"raw_affiliation_string":"Xidian University,State Key Laboratory of ISN,Xi'an,China,710071","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5058252389","display_name":"Giuseppe Caire","orcid":"https://orcid.org/0000-0002-7749-1333"},"institutions":[{"id":"https://openalex.org/I4577782","display_name":"Technische Universit\u00e4t Berlin","ror":"https://ror.org/03v4gjf40","country_code":"DE","type":"education","lineage":["https://openalex.org/I4577782"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Giuseppe Caire","raw_affiliation_strings":["Technical University of Berlin,Electrical Engineering and Computer Science,Berlin,Germany,10587"],"affiliations":[{"raw_affiliation_string":"Technical University of Berlin,Electrical Engineering and Computer Science,Berlin,Germany,10587","institution_ids":["https://openalex.org/I4577782"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":7,"corresponding_author_ids":["https://openalex.org/A5100459973"],"corresponding_institution_ids":["https://openalex.org/I157773358"],"apc_list":null,"apc_paid":null,"fwci":0.8194,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.79936155,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":95},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11873","display_name":"PAPR reduction in OFDM","score":0.9986000061035156,"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"}},"topics":[{"id":"https://openalex.org/T11873","display_name":"PAPR reduction in OFDM","score":0.9986000061035156,"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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.986299991607666,"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/T11409","display_name":"Advanced Wireless Network Optimization","score":0.9692000150680542,"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":0.7684000134468079},{"id":"https://openalex.org/keywords/exit-chart","display_name":"EXIT chart","score":0.7562000155448914},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.5389999747276306},{"id":"https://openalex.org/keywords/turbo-code","display_name":"Turbo code","score":0.5242999792098999},{"id":"https://openalex.org/keywords/block-code","display_name":"Block code","score":0.4902999997138977},{"id":"https://openalex.org/keywords/coding-gain","display_name":"Coding gain","score":0.4693000018596649},{"id":"https://openalex.org/keywords/coding","display_name":"Coding (social sciences)","score":0.45260000228881836},{"id":"https://openalex.org/keywords/information-transfer","display_name":"Information transfer","score":0.4237000048160553}],"concepts":[{"id":"https://openalex.org/C67692717","wikidata":"https://www.wikidata.org/wiki/Q187444","display_name":"Low-density parity-check code","level":3,"score":0.7684000134468079},{"id":"https://openalex.org/C171401667","wikidata":"https://www.wikidata.org/wiki/Q5324684","display_name":"EXIT chart","level":5,"score":0.7562000155448914},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.609499990940094},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.5389999747276306},{"id":"https://openalex.org/C114504821","wikidata":"https://www.wikidata.org/wiki/Q2164281","display_name":"Turbo code","level":3,"score":0.5242999792098999},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5156999826431274},{"id":"https://openalex.org/C157125643","wikidata":"https://www.wikidata.org/wiki/Q884707","display_name":"Block code","level":3,"score":0.4902999997138977},{"id":"https://openalex.org/C76862118","wikidata":"https://www.wikidata.org/wiki/Q1105671","display_name":"Coding gain","level":3,"score":0.4693000018596649},{"id":"https://openalex.org/C179518139","wikidata":"https://www.wikidata.org/wiki/Q5140297","display_name":"Coding (social sciences)","level":2,"score":0.45260000228881836},{"id":"https://openalex.org/C8854915","wikidata":"https://www.wikidata.org/wiki/Q4350200","display_name":"Information transfer","level":2,"score":0.4237000048160553},{"id":"https://openalex.org/C202932441","wikidata":"https://www.wikidata.org/wiki/Q55611017","display_name":"Forward error correction","level":3,"score":0.4018000066280365},{"id":"https://openalex.org/C2776760102","wikidata":"https://www.wikidata.org/wiki/Q5139990","display_name":"Code (set theory)","level":3,"score":0.37790000438690186},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.35350000858306885},{"id":"https://openalex.org/C103088060","wikidata":"https://www.wikidata.org/wiki/Q1062839","display_name":"Error detection and correction","level":2,"score":0.3522000014781952},{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.34049999713897705},{"id":"https://openalex.org/C152139883","wikidata":"https://www.wikidata.org/wiki/Q252973","display_name":"Mutual information","level":2,"score":0.34040001034736633},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3379000127315521},{"id":"https://openalex.org/C206468330","wikidata":"https://www.wikidata.org/wiki/Q834373","display_name":"Code rate","level":3,"score":0.3224000036716461},{"id":"https://openalex.org/C65058987","wikidata":"https://www.wikidata.org/wiki/Q7826005","display_name":"Tornado code","level":5,"score":0.319599986076355},{"id":"https://openalex.org/C2400350","wikidata":"https://www.wikidata.org/wiki/Q1752667","display_name":"Linear code","level":4,"score":0.29350000619888306},{"id":"https://openalex.org/C78944582","wikidata":"https://www.wikidata.org/wiki/Q5158264","display_name":"Concatenated error correction code","level":4,"score":0.29350000619888306},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.27810001373291016},{"id":"https://openalex.org/C33529081","wikidata":"https://www.wikidata.org/wiki/Q18378194","display_name":"Serial concatenated convolutional codes","level":5,"score":0.2639000117778778},{"id":"https://openalex.org/C56296756","wikidata":"https://www.wikidata.org/wiki/Q840922","display_name":"Bit error rate","level":3,"score":0.26019999384880066},{"id":"https://openalex.org/C52622258","wikidata":"https://www.wikidata.org/wiki/Q131222","display_name":"Information theory","level":2,"score":0.2556000053882599}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/isit63088.2025.11195595","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isit63088.2025.11195595","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 IEEE International Symposium on Information Theory (ISIT)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":24,"referenced_works":["https://openalex.org/W1499632699","https://openalex.org/W1995875735","https://openalex.org/W2015658353","https://openalex.org/W2113518159","https://openalex.org/W2122989348","https://openalex.org/W2127490352","https://openalex.org/W2135948175","https://openalex.org/W2136923821","https://openalex.org/W2140547858","https://openalex.org/W2143884373","https://openalex.org/W2147920745","https://openalex.org/W2152549909","https://openalex.org/W2160390925","https://openalex.org/W2201739330","https://openalex.org/W2514282616","https://openalex.org/W2616584085","https://openalex.org/W2769637827","https://openalex.org/W2961631896","https://openalex.org/W3018337708","https://openalex.org/W3033273825","https://openalex.org/W3212069388","https://openalex.org/W4293192668","https://openalex.org/W4312550648","https://openalex.org/W4392391402"],"related_works":[],"abstract_inverted_index":{"This":[0],"paper":[1],"focuses":[2],"on":[3,41,100],"the":[4,22,31,36,42,47,50,55,65,73,78,101,105,145,151],"analysis":[5,29],"and":[6,89,109,169],"design":[7,72,122],"of":[8,49,104,150],"improved":[9,74],"5G":[10,106],"low-density":[11],"parity-check":[12],"(LDPC)":[13],"codes":[14,76,96,108,116,153,168],"for":[15,30,77,124],"faster-than-Nyquist":[16],"(FTN)":[17],"signaling.":[18],"We":[19],"first":[20],"propose":[21],"protograph-based":[23],"extrinsic":[24],"information":[25,53,130],"transfer":[26],"(PEXIT)":[27],"chart":[28,68],"LDPC-coded":[32],"FTN":[33,80,125],"system":[34],"using":[35,60],"sum-product":[37],"algorithm":[38],"(SPA)":[39],"based":[40,99],"Ungerboeck":[43],"observation":[44],"model,":[45],"where":[46,161],"distribution":[48],"output":[51],"mutual":[52],"from":[54],"detector":[56],"is":[57],"approximately":[58],"derived":[59],"least":[61],"squares":[62],"fitting.":[63],"With":[64],"proposed":[66,95,115,152],"PEXIT":[67],"analysis,":[69],"we":[70],"then":[71],"LDPC":[75,107,120],"coded":[79,170],"signaling":[81],"aiming":[82],"to":[83,166],"achieve":[84],"a":[85],"lower":[86],"decoding":[87],"threshold":[88],"thereby":[90],"better":[91],"error":[92],"performance.":[93],"The":[94,114,148],"are":[97,154],"optimized":[98],"raptor-like":[102],"structure":[103],"also":[110],"support":[111],"rate":[112],"compatibility.":[113],"reveals":[117],"two":[118],"distinct":[119],"code":[121],"criteria":[123],"signaling,":[126],"i.e.,":[127],"1)":[128],"no":[129],"bits":[131],"should":[132,141],"be":[133,142,174],"punctured;":[134],"2)":[135],"columns":[136],"with":[137],"high":[138],"column":[139],"weights":[140],"removed":[143],"in":[144],"base":[146],"graph.":[147],"advantages":[149],"explicitly":[155],"verified":[156],"by":[157],"our":[158],"numerical":[159],"results,":[160],"noticeable":[162],"coding":[163],"gains":[164],"compared":[165],"existing":[167],"Nyquist":[171],"systems":[172],"can":[173],"observed.":[175]},"counts_by_year":[{"year":2025,"cited_by_count":1}],"updated_date":"2026-03-07T16:01:11.037858","created_date":"2025-10-21T00:00:00"}