{"id":"https://openalex.org/W2138187726","doi":"https://doi.org/10.1109/icc.2004.1312523","title":"Low-density parity-check coded modulation using multiple signal maps and symbol decoding","display_name":"Low-density parity-check coded modulation using multiple signal maps and symbol decoding","publication_year":2004,"publication_date":"2004-01-01","ids":{"openalex":"https://openalex.org/W2138187726","doi":"https://doi.org/10.1109/icc.2004.1312523","mag":"2138187726"},"language":"en","primary_location":{"id":"doi:10.1109/icc.2004.1312523","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc.2004.1312523","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2004 IEEE International Conference on Communications (IEEE Cat. No.04CH37577)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5113513233","display_name":"Ba-Zhong Shen","orcid":null},"institutions":[{"id":"https://openalex.org/I4210127325","display_name":"Broadcom (United States)","ror":"https://ror.org/035gt5s03","country_code":"US","type":"company","lineage":["https://openalex.org/I4210127325"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Ba-Zhong Shen","raw_affiliation_strings":["Broadcom Corporation, Irvine, CA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Broadcom Corporation, Irvine, CA, USA","institution_ids":["https://openalex.org/I4210127325"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108904000","display_name":"Huu Phuoc Tran","orcid":null},"institutions":[{"id":"https://openalex.org/I4210127325","display_name":"Broadcom (United States)","ror":"https://ror.org/035gt5s03","country_code":"US","type":"company","lineage":["https://openalex.org/I4210127325"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"H. Tran","raw_affiliation_strings":["Broadcom Corporation, Irvine, CA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Broadcom Corporation, Irvine, CA, USA","institution_ids":["https://openalex.org/I4210127325"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5067581846","display_name":"K. Cameron","orcid":null},"institutions":[{"id":"https://openalex.org/I4210127325","display_name":"Broadcom (United States)","ror":"https://ror.org/035gt5s03","country_code":"US","type":"company","lineage":["https://openalex.org/I4210127325"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"K. Cameron","raw_affiliation_strings":["Broadcom Corporation, Irvine, CA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Broadcom Corporation, Irvine, CA, USA","institution_ids":["https://openalex.org/I4210127325"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I4210127325"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":"49","issue":null,"first_page":"420","last_page":"424"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9998000264167786,"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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9998000264167786,"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/T10232","display_name":"Optical Network Technologies","score":0.9997000098228455,"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/T11321","display_name":"Error Correcting Code Techniques","score":0.9994999766349792,"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":0.839188277721405},{"id":"https://openalex.org/keywords/low-density-parity-check-code","display_name":"Low-density parity-check code","score":0.8196603059768677},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.6634737253189087},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6416916847229004},{"id":"https://openalex.org/keywords/coding-gain","display_name":"Coding gain","score":0.5096845626831055},{"id":"https://openalex.org/keywords/gray-code","display_name":"Gray code","score":0.5027472972869873},{"id":"https://openalex.org/keywords/coding","display_name":"Coding (social sciences)","score":0.4967799782752991},{"id":"https://openalex.org/keywords/constellation-diagram","display_name":"Constellation diagram","score":0.49450013041496277},{"id":"https://openalex.org/keywords/trellis-modulation","display_name":"Trellis modulation","score":0.46220991015434265},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.33264589309692383},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.27382177114486694},{"id":"https://openalex.org/keywords/bit-error-rate","display_name":"Bit error rate","score":0.2599894404411316},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.1785200834274292},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.09629487991333008}],"concepts":[{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.839188277721405},{"id":"https://openalex.org/C67692717","wikidata":"https://www.wikidata.org/wiki/Q187444","display_name":"Low-density parity-check code","level":3,"score":0.8196603059768677},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6634737253189087},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6416916847229004},{"id":"https://openalex.org/C76862118","wikidata":"https://www.wikidata.org/wiki/Q1105671","display_name":"Coding gain","level":3,"score":0.5096845626831055},{"id":"https://openalex.org/C129861397","wikidata":"https://www.wikidata.org/wiki/Q332772","display_name":"Gray code","level":2,"score":0.5027472972869873},{"id":"https://openalex.org/C179518139","wikidata":"https://www.wikidata.org/wiki/Q5140297","display_name":"Coding (social sciences)","level":2,"score":0.4967799782752991},{"id":"https://openalex.org/C185837786","wikidata":"https://www.wikidata.org/wiki/Q1782940","display_name":"Constellation diagram","level":4,"score":0.49450013041496277},{"id":"https://openalex.org/C197712280","wikidata":"https://www.wikidata.org/wiki/Q557200","display_name":"Trellis modulation","level":4,"score":0.46220991015434265},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.33264589309692383},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.27382177114486694},{"id":"https://openalex.org/C56296756","wikidata":"https://www.wikidata.org/wiki/Q840922","display_name":"Bit error rate","level":3,"score":0.2599894404411316},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.1785200834274292},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.09629487991333008}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icc.2004.1312523","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc.2004.1312523","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2004 IEEE International Conference on Communications (IEEE Cat. No.04CH37577)","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":9,"referenced_works":["https://openalex.org/W2122574534","https://openalex.org/W2122989348","https://openalex.org/W2130516465","https://openalex.org/W2138208223","https://openalex.org/W2144624389","https://openalex.org/W2147392818","https://openalex.org/W2160390925","https://openalex.org/W2167394661","https://openalex.org/W2169335080"],"related_works":["https://openalex.org/W2151072989","https://openalex.org/W1998775072","https://openalex.org/W2130296375","https://openalex.org/W2011630204","https://openalex.org/W2587181922","https://openalex.org/W2105499258","https://openalex.org/W2163966527","https://openalex.org/W2365682547","https://openalex.org/W1503092108","https://openalex.org/W2188647658"],"abstract_inverted_index":{"This":[0],"paper":[1],"introduces":[2],"a":[3,22],"multiple":[4],"signal":[5],"mapped":[6,62,72],"LDPC-BICM":[7,26,40,63,73],"that":[8,56],"enhances":[9],"performance":[10],"by":[11,77],"combining":[12],"coding":[13],"and":[14,60],"modulation":[15],"similar":[16],"to":[17,54],"trellis":[18],"coded":[19],"modulations.":[20],"Furthermore,":[21],"symbol":[23,33,37,65],"decoding":[24,66,76],"of":[25,46],"is":[27],"introduced,":[28],"which":[29],"directly":[30],"uses":[31],"the":[32,36,44,57,68],"metric.":[34],"With":[35],"decoding,":[38],"an":[39],"system":[41],"can":[42],"take":[43],"advantage":[45],"non-Gray":[47,59],"constellation":[48],"mappings.":[49],"Simulation":[50],"results":[51],"are":[52],"presented":[53],"show":[55],"mixed":[58],"Gray":[61,71],"with":[64,74],"outperforms":[67],"conventional":[69],"single":[70],"bit":[75],"at":[78],"least":[79],"0.2":[80],"dB.":[81]},"counts_by_year":[],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}