{"id":"https://openalex.org/W2289440681","doi":"https://doi.org/10.1109/apcc.2015.7412599","title":"Optical-wireless enhanced code-shift-keying with IM/DD","display_name":"Optical-wireless enhanced code-shift-keying with IM/DD","publication_year":2015,"publication_date":"2015-10-01","ids":{"openalex":"https://openalex.org/W2289440681","doi":"https://doi.org/10.1109/apcc.2015.7412599","mag":"2289440681"},"language":"en","primary_location":{"id":"doi:10.1109/apcc.2015.7412599","is_oa":false,"landing_page_url":"https://doi.org/10.1109/apcc.2015.7412599","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 21st Asia-Pacific Conference on Communications (APCC)","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/A5050604695","display_name":"Shota Takayanagi","orcid":null},"institutions":[{"id":"https://openalex.org/I6178835","display_name":"Ibaraki University","ror":"https://ror.org/00sjd5653","country_code":"JP","type":"education","lineage":["https://openalex.org/I6178835"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Shota Takayanagi","raw_affiliation_strings":["College of Engineering, Ibaraki University, Japan"],"affiliations":[{"raw_affiliation_string":"College of Engineering, Ibaraki University, Japan","institution_ids":["https://openalex.org/I6178835"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110128148","display_name":"Hiromasa Habuchi","orcid":null},"institutions":[{"id":"https://openalex.org/I6178835","display_name":"Ibaraki University","ror":"https://ror.org/00sjd5653","country_code":"JP","type":"education","lineage":["https://openalex.org/I6178835"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hiromasa Habuchi","raw_affiliation_strings":["College of Engineering, Ibaraki University, Japan"],"affiliations":[{"raw_affiliation_string":"College of Engineering, Ibaraki University, Japan","institution_ids":["https://openalex.org/I6178835"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5103251181","display_name":"Yusuke Kozawa","orcid":"https://orcid.org/0000-0001-8336-5205"},"institutions":[{"id":"https://openalex.org/I161296585","display_name":"Tokyo University of Science","ror":"https://ror.org/05sj3n476","country_code":"JP","type":"education","lineage":["https://openalex.org/I161296585"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yusuke Kozawa","raw_affiliation_strings":["Department of Electrical Engineering, Tokyo University of Science, Japan"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Tokyo University of Science, Japan","institution_ids":["https://openalex.org/I161296585"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5050604695"],"corresponding_institution_ids":["https://openalex.org/I6178835"],"apc_list":null,"apc_paid":null,"fwci":1.1837,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.82223166,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":"j91","issue":null,"first_page":"84","last_page":"88"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11797","display_name":"graph theory and CDMA systems","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/T11797","display_name":"graph theory and CDMA systems","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/T10575","display_name":"Wireless Communication Networks Research","score":0.9980999827384949,"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/T11130","display_name":"Coding theory and cryptography","score":0.9976000189781189,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/constant-weight-code","display_name":"Constant-weight code","score":0.633995532989502},{"id":"https://openalex.org/keywords/code","display_name":"Code (set theory)","score":0.6059001684188843},{"id":"https://openalex.org/keywords/sequence","display_name":"Sequence (biology)","score":0.5215644240379333},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.49292635917663574},{"id":"https://openalex.org/keywords/keying","display_name":"Keying","score":0.47857120633125305},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4508119821548462},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3684256672859192},{"id":"https://openalex.org/keywords/linear-code","display_name":"Linear code","score":0.34786415100097656},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.32524508237838745},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.302595317363739},{"id":"https://openalex.org/keywords/block-code","display_name":"Block code","score":0.29292821884155273},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.22834214568138123},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.17735305428504944},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.12341061234474182}],"concepts":[{"id":"https://openalex.org/C197242373","wikidata":"https://www.wikidata.org/wiki/Q5163613","display_name":"Constant-weight code","level":5,"score":0.633995532989502},{"id":"https://openalex.org/C2776760102","wikidata":"https://www.wikidata.org/wiki/Q5139990","display_name":"Code (set theory)","level":3,"score":0.6059001684188843},{"id":"https://openalex.org/C2778112365","wikidata":"https://www.wikidata.org/wiki/Q3511065","display_name":"Sequence (biology)","level":2,"score":0.5215644240379333},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.49292635917663574},{"id":"https://openalex.org/C2776542216","wikidata":"https://www.wikidata.org/wiki/Q6398306","display_name":"Keying","level":2,"score":0.47857120633125305},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4508119821548462},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3684256672859192},{"id":"https://openalex.org/C2400350","wikidata":"https://www.wikidata.org/wiki/Q1752667","display_name":"Linear code","level":4,"score":0.34786415100097656},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.32524508237838745},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.302595317363739},{"id":"https://openalex.org/C157125643","wikidata":"https://www.wikidata.org/wiki/Q884707","display_name":"Block code","level":3,"score":0.29292821884155273},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.22834214568138123},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.17735305428504944},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.12341061234474182},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/apcc.2015.7412599","is_oa":false,"landing_page_url":"https://doi.org/10.1109/apcc.2015.7412599","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 21st Asia-Pacific Conference on Communications (APCC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":8,"referenced_works":["https://openalex.org/W2018474288","https://openalex.org/W2040839558","https://openalex.org/W2098684422","https://openalex.org/W2108869221","https://openalex.org/W2127867614","https://openalex.org/W2158561022","https://openalex.org/W2164647374","https://openalex.org/W2169693413"],"related_works":["https://openalex.org/W2377508920","https://openalex.org/W2348534359","https://openalex.org/W4245351974","https://openalex.org/W2533621910","https://openalex.org/W2383921178","https://openalex.org/W2789761906","https://openalex.org/W2050450026","https://openalex.org/W2093178562","https://openalex.org/W51995393","https://openalex.org/W2358999747"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"the":[3,11,31,39,45,52,55,60,65,69,77,80,86,96,100,108,112,115,122,131,135],"extended":[4,17,71,90,123],"pseudo":[5,18,33,91,124],"orthogonal":[6,19,34,92,125],"M-sequence":[7,20,35,93,126],"is":[8,21,48],"proposed":[9],"for":[10],"optical-wireless":[12],"code-shift-keying":[13],"(CSK)":[14],"system.":[15],"The":[16,42,89,118],"a":[22],"new":[23],"optical":[24,56,62,81],"pseudo-noise":[25],"(PN)":[26],"code":[27,67,73,87,116],"which":[28],"consists":[29],"of":[30,44,54,79,99,104,107,111],"modified":[32],"sets":[36],"(MPOMS)":[37],"and":[38,68],"bi-orthogonal":[40,66],"code.":[41,138],"performance":[43,97,129],"CSK":[46,101,119,132],"systems":[47,102,133],"enhanced":[49],"by":[50],"increasing":[51],"number":[53,78,110],"PN":[57,63,82,137],"codes.":[58],"As":[59],"conventional":[61,136],"code,":[64],"pseudo-orthogonal":[70],"prime":[72],"set":[74],"can":[75,94],"generate":[76],"codes":[83,113],"same":[84],"as":[85],"length.":[88,117],"achieve":[95],"enhancement":[98],"because":[103],"its":[105],"generation":[106],"large":[109],"per":[114],"system":[120],"using":[121,134],"has":[127],"better":[128],"than":[130]},"counts_by_year":[{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
