{"id":"https://openalex.org/W1973846663","doi":"https://doi.org/10.1109/glocom.2011.6133676","title":"Interference Avoidance Using Uneven Intensity Spreading Scheme for OCDMA","display_name":"Interference Avoidance Using Uneven Intensity Spreading Scheme for OCDMA","publication_year":2011,"publication_date":"2011-12-01","ids":{"openalex":"https://openalex.org/W1973846663","doi":"https://doi.org/10.1109/glocom.2011.6133676","mag":"1973846663"},"language":"en","primary_location":{"id":"doi:10.1109/glocom.2011.6133676","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocom.2011.6133676","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 IEEE Global Telecommunications Conference - GLOBECOM 2011","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/A5019865591","display_name":"Shinichi Matsumoto","orcid":"https://orcid.org/0000-0002-6755-8549"},"institutions":[{"id":"https://openalex.org/I8488066","display_name":"Chiba Institute of Technology","ror":"https://ror.org/00qwnam72","country_code":"JP","type":"education","lineage":["https://openalex.org/I8488066"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"S. Matsumoto","raw_affiliation_strings":["Department of Computer Science, Chiba Institute of Technology, Narashino, Chiba, Japan","[Department of Computer Science, Chiba Institute of Technology, Narashino, Japan]"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science, Chiba Institute of Technology, Narashino, Chiba, Japan","institution_ids":["https://openalex.org/I8488066"]},{"raw_affiliation_string":"[Department of Computer Science, Chiba Institute of Technology, Narashino, Japan]","institution_ids":["https://openalex.org/I8488066"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5071333325","display_name":"Koji Kamakura","orcid":"https://orcid.org/0000-0003-3779-1777"},"institutions":[{"id":"https://openalex.org/I8488066","display_name":"Chiba Institute of Technology","ror":"https://ror.org/00qwnam72","country_code":"JP","type":"education","lineage":["https://openalex.org/I8488066"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"K. Kamakura","raw_affiliation_strings":["Department of Computer Science, Chiba Institute of Technology, Narashino, Chiba, Japan","[Department of Computer Science, Chiba Institute of Technology, Narashino, Japan]"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science, Chiba Institute of Technology, Narashino, Chiba, Japan","institution_ids":["https://openalex.org/I8488066"]},{"raw_affiliation_string":"[Department of Computer Science, Chiba Institute of Technology, Narashino, Japan]","institution_ids":["https://openalex.org/I8488066"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5019865591"],"corresponding_institution_ids":["https://openalex.org/I8488066"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.0551441,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"1","issue":"232","first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11797","display_name":"graph theory and CDMA systems","score":0.9998999834060669,"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":0.9998999834060669,"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/T11130","display_name":"Coding theory and cryptography","score":0.9528999924659729,"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/interference","display_name":"Interference (communication)","score":0.6947289705276489},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6388249397277832},{"id":"https://openalex.org/keywords/collision","display_name":"Collision","score":0.49268561601638794},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.47309449315071106},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.4699297845363617},{"id":"https://openalex.org/keywords/bit-error-rate","display_name":"Bit error rate","score":0.4624977111816406},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.41376906633377075},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.36330467462539673},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2695193290710449},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.20532530546188354}],"concepts":[{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.6947289705276489},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6388249397277832},{"id":"https://openalex.org/C121704057","wikidata":"https://www.wikidata.org/wiki/Q352070","display_name":"Collision","level":2,"score":0.49268561601638794},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.47309449315071106},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4699297845363617},{"id":"https://openalex.org/C56296756","wikidata":"https://www.wikidata.org/wiki/Q840922","display_name":"Bit error rate","level":3,"score":0.4624977111816406},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.41376906633377075},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.36330467462539673},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2695193290710449},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.20532530546188354},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/glocom.2011.6133676","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocom.2011.6133676","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 IEEE Global Telecommunications Conference - GLOBECOM 2011","raw_type":"proceedings-article"},{"id":"mag:2581274901","is_oa":false,"landing_page_url":"https://www.ieice.org/ken/paper/20111013U0JL/eng/","pdf_url":null,"source":{"id":"https://openalex.org/S4306512848","display_name":"IEICE Technical Report; IEICE Tech. Rep.","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":"IEICE Technical Report; IEICE Tech. Rep.","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Sustainable cities and communities","id":"https://metadata.un.org/sdg/11","score":0.5600000023841858}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W1976642854","https://openalex.org/W2104150125","https://openalex.org/W2120328475","https://openalex.org/W2121407609","https://openalex.org/W2122869496","https://openalex.org/W2123703191","https://openalex.org/W2141021301","https://openalex.org/W2142948243","https://openalex.org/W2144696991"],"related_works":["https://openalex.org/W650625605","https://openalex.org/W3113932901","https://openalex.org/W1919219501","https://openalex.org/W2027504272","https://openalex.org/W2372181157","https://openalex.org/W2551285827","https://openalex.org/W2347750628","https://openalex.org/W2386313281","https://openalex.org/W2069703662","https://openalex.org/W2744302009"],"abstract_inverted_index":{"We":[0],"propose":[1],"an":[2,22,52],"interference":[3,130],"avoidance":[4,109],"architecture":[5,51,138,147],"using":[6],"uneven":[7],"spreading":[8,29],"as":[9],"a":[10,38,94,168],"media":[11],"access":[12,19],"mechanism":[13],"for":[14,37,167],"optical":[15],"code":[16],"division":[17],"multiple":[18],"(OCDMA).":[20],"While":[21],"equal-intensity":[23,149],"pulse":[24,54,71],"sequence":[25,30,55],"encoded":[26],"with":[27,44,93,122,129,148],"the":[28,61,67,77,103,115,123,126,145,164],"assigned":[31],"to":[32,75,84,88,101],"each":[33],"node":[34],"is":[35,56,111],"transmitted":[36],"\"1''":[39],"bit":[40,106,116,141,158,170],"in":[41,48],"conventional":[42,127,146,165],"OCDMAs":[43],"on-off":[45],"keying":[46],"(OOK),":[47],"our":[49,137],"proposed":[50],"uneven-intensity":[53],"done":[57],"where":[58],"one":[59,124,166],"of":[60,125],"pulses":[62],"has":[63,139],"higher":[64,155,157],"intensity":[65],"than":[66,144,163],"others.":[68],"The":[69],"high-intensity":[70],"allows":[72,98],"source":[73],"nodes":[74,100,162],"sense":[76],"channel":[78],"more":[79,161],"precisely":[80],"before":[81],"their":[82,86],"transmissions":[83,87],"schedule":[85],"avoid":[89],"interference.":[90],"Our":[91,132],"receiver":[92],"hard":[95],"limiter":[96],"(HL)":[97],"destination":[99],"receive":[102],"transmission":[104],"without":[105],"collision.":[107],"Interference":[108],"performance":[110],"examined":[112],"by":[113],"deriving":[114],"collision":[117,142,171],"probability":[118,143],"and":[119,151,160],"comparing":[120],"it":[121,153],"OCDMA":[128],"avoidance.":[131],"numerical":[133],"results":[134],"show":[135],"that":[136,152],"lower":[140],"spreading,":[150],"offers":[154],"throughput,":[156],"rate,":[159],"fixed":[169],"probability.":[172]},"counts_by_year":[],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}
