{"id":"https://openalex.org/W2045314006","doi":"https://doi.org/10.1109/iccspa.2015.7081285","title":"A study on Non-contiguous Carrier Interferometry code for Cognitive Radio","display_name":"A study on Non-contiguous Carrier Interferometry code for Cognitive Radio","publication_year":2015,"publication_date":"2015-02-01","ids":{"openalex":"https://openalex.org/W2045314006","doi":"https://doi.org/10.1109/iccspa.2015.7081285","mag":"2045314006"},"language":"en","primary_location":{"id":"doi:10.1109/iccspa.2015.7081285","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iccspa.2015.7081285","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 International Conference on Communications, Signal Processing, and their Applications (ICCSPA'15)","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/A5066710236","display_name":"Mithun Mukherjee","orcid":"https://orcid.org/0000-0002-6605-180X"},"institutions":[{"id":"https://openalex.org/I36909309","display_name":"National Institute of Technology Hamirpur","ror":"https://ror.org/01nc8zs04","country_code":"IN","type":"education","lineage":["https://openalex.org/I36909309","https://openalex.org/I4210152752"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Mithun Mukherjee","raw_affiliation_strings":["Department of Electronics and Communication Engineering, National Institute of Technology Hamirpur, India","[Department of Electronics and Communication Engineering, National Institute of Technology, Hamirpur, INDIA]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronics and Communication Engineering, National Institute of Technology Hamirpur, India","institution_ids":["https://openalex.org/I36909309"]},{"raw_affiliation_string":"[Department of Electronics and Communication Engineering, National Institute of Technology, Hamirpur, INDIA]","institution_ids":["https://openalex.org/I36909309"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101581163","display_name":"Prashant Kumar","orcid":"https://orcid.org/0000-0001-8100-8220"},"institutions":[{"id":"https://openalex.org/I115715567","display_name":"Birla Institute of Technology, Mesra","ror":"https://ror.org/028vtqb15","country_code":"IN","type":"education","lineage":["https://openalex.org/I115715567"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Prashant Kumar","raw_affiliation_strings":["Department of Electronics and Communication Engineering, Birla Institute of Technology Patna, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronics and Communication Engineering, Birla Institute of Technology Patna, India","institution_ids":["https://openalex.org/I115715567"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5061302597","display_name":"Rakesh Matam","orcid":"https://orcid.org/0000-0002-1825-2914"},"institutions":[{"id":"https://openalex.org/I4210089896","display_name":"Indian Institute of Information Technology Guwahati","ror":"https://ror.org/00bb9ch64","country_code":"IN","type":"education","lineage":["https://openalex.org/I4210089896"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Rakesh Matam","raw_affiliation_strings":["Department of Computer Science Engineering, Indian Institute of Information Technology Guwahati, India","[Department of Computer Science Engineering, Indian Institute of Information Technology, Guwahati, India]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science Engineering, Indian Institute of Information Technology Guwahati, India","institution_ids":["https://openalex.org/I4210089896"]},{"raw_affiliation_string":"[Department of Computer Science Engineering, Indian Institute of Information Technology, Guwahati, India]","institution_ids":["https://openalex.org/I4210089896"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.07809526,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"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/T10575","display_name":"Wireless Communication Networks Research","score":0.9998000264167786,"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/T10575","display_name":"Wireless Communication Networks Research","score":0.9998000264167786,"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/T11873","display_name":"PAPR reduction in OFDM","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/T10579","display_name":"Cognitive Radio Networks and Spectrum Sensing","score":0.9991999864578247,"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/subcarrier","display_name":"Subcarrier","score":0.8122581243515015},{"id":"https://openalex.org/keywords/orthogonality","display_name":"Orthogonality","score":0.7120964527130127},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.6811949610710144},{"id":"https://openalex.org/keywords/cognitive-radio","display_name":"Cognitive radio","score":0.6037178039550781},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5816472768783569},{"id":"https://openalex.org/keywords/hadamard-code","display_name":"Hadamard code","score":0.5710007548332214},{"id":"https://openalex.org/keywords/code-division-multiple-access","display_name":"Code division multiple access","score":0.5325139164924622},{"id":"https://openalex.org/keywords/hadamard-transform","display_name":"Hadamard transform","score":0.5259119272232056},{"id":"https://openalex.org/keywords/additive-white-gaussian-noise","display_name":"Additive white Gaussian noise","score":0.5153038501739502},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4929220676422119},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.48985931277275085},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.474552720785141},{"id":"https://openalex.org/keywords/code","display_name":"Code (set theory)","score":0.4280281662940979},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.3747350871562958},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.33088743686676025},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.27465468645095825},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.15640729665756226}],"concepts":[{"id":"https://openalex.org/C198329298","wikidata":"https://www.wikidata.org/wiki/Q586358","display_name":"Subcarrier","level":4,"score":0.8122581243515015},{"id":"https://openalex.org/C17137986","wikidata":"https://www.wikidata.org/wiki/Q215067","display_name":"Orthogonality","level":2,"score":0.7120964527130127},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.6811949610710144},{"id":"https://openalex.org/C149946192","wikidata":"https://www.wikidata.org/wiki/Q3235733","display_name":"Cognitive radio","level":3,"score":0.6037178039550781},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5816472768783569},{"id":"https://openalex.org/C26693338","wikidata":"https://www.wikidata.org/wiki/Q1567339","display_name":"Hadamard code","level":3,"score":0.5710007548332214},{"id":"https://openalex.org/C47696715","wikidata":"https://www.wikidata.org/wiki/Q233394","display_name":"Code division multiple access","level":2,"score":0.5325139164924622},{"id":"https://openalex.org/C60292330","wikidata":"https://www.wikidata.org/wiki/Q1014065","display_name":"Hadamard transform","level":2,"score":0.5259119272232056},{"id":"https://openalex.org/C169334058","wikidata":"https://www.wikidata.org/wiki/Q353292","display_name":"Additive white Gaussian noise","level":3,"score":0.5153038501739502},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4929220676422119},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.48985931277275085},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.474552720785141},{"id":"https://openalex.org/C2776760102","wikidata":"https://www.wikidata.org/wiki/Q5139990","display_name":"Code (set theory)","level":3,"score":0.4280281662940979},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.3747350871562958},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.33088743686676025},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.27465468645095825},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.15640729665756226},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"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/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iccspa.2015.7081285","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iccspa.2015.7081285","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 International Conference on Communications, Signal Processing, and their Applications (ICCSPA'15)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/17","score":0.4099999964237213,"display_name":"Partnerships for the goals"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":33,"referenced_works":["https://openalex.org/W1544303261","https://openalex.org/W1569923917","https://openalex.org/W1992485832","https://openalex.org/W1996894018","https://openalex.org/W2023834279","https://openalex.org/W2029459621","https://openalex.org/W2040842090","https://openalex.org/W2048272888","https://openalex.org/W2060966368","https://openalex.org/W2064983918","https://openalex.org/W2071707134","https://openalex.org/W2075401058","https://openalex.org/W2100480831","https://openalex.org/W2102191992","https://openalex.org/W2103206902","https://openalex.org/W2107084954","https://openalex.org/W2113919036","https://openalex.org/W2114537294","https://openalex.org/W2117748831","https://openalex.org/W2125146665","https://openalex.org/W2126876927","https://openalex.org/W2129086287","https://openalex.org/W2133416329","https://openalex.org/W2139851586","https://openalex.org/W2139940560","https://openalex.org/W2140559210","https://openalex.org/W2144975316","https://openalex.org/W2150287471","https://openalex.org/W2152946770","https://openalex.org/W2153620960","https://openalex.org/W2166785925","https://openalex.org/W2168078104","https://openalex.org/W6665688418"],"related_works":["https://openalex.org/W2136824285","https://openalex.org/W1597034200","https://openalex.org/W2108162790","https://openalex.org/W2962913460","https://openalex.org/W2155166429","https://openalex.org/W2151734654","https://openalex.org/W4309156441","https://openalex.org/W2513780272","https://openalex.org/W2748053075","https://openalex.org/W2046585484"],"abstract_inverted_index":{"Non-contiguous":[0],"Carrier":[1],"Interferometry":[2],"(NC-CI)":[3],"signature":[4,69],"waveforms":[5,70,100,113],"have":[6,87,101],"been":[7,88,103,135],"proposed":[8,56],"for":[9,28,57,71,105],"Dynamic":[10],"Spectrum":[11],"Access":[12],"(DSA)":[13],"and":[14,47,79,92,110,127],"Cognitive":[15],"Radio":[16],"(CR)":[17],"system":[18],"in":[19,124],"the":[20,33,64],"literature.":[21],"Walsh-Hadamard":[22],"(WH)":[23],"codes":[24,50,117],"cannot":[25],"ensure":[26],"orthogonality":[27,119,138],"non-contiguous":[29,36,58,72,106,121],"carrier":[30,37],"allocation,":[31],"when":[32],"number":[34],"of":[35,42,51,67,145],"is":[38],"not":[39],"a":[40,143],"multiple":[41,84],"4.":[43],"In":[44,61],"literature,":[45],"NC-CI":[46,68,80,99,116],"binary":[48],"orthogonal":[49,74],"any":[52],"code":[53,82],"length":[54],"are":[55],"spectrum":[59],"allocation.":[60,107],"this":[62],"paper":[63],"cross-correlation":[65],"properties":[66],"CI":[73],"frequency":[75],"division":[76,83],"multiplexing":[77],"(NC-CI/OFDM)":[78],"multicarrier":[81],"access":[85],"(NC-CI/MC-CDMA)":[86],"evaluated":[89],"through":[90],"simulation":[91],"analysis":[93,109],"over":[94,120],"AWGN":[95],"channel.":[96],"Time":[97],"domain":[98,112],"also":[102],"examined":[104],"Cross-correlation":[108],"time":[111],"show":[114],"that":[115,137],"maintain":[118],"subcarrier":[122],"allocation":[123],"single":[125],"user":[126],"multiuser":[128],"environments.":[129],"For":[130],"WH":[131],"code,":[132],"it":[133],"has":[134],"shown":[136],"can":[139],"be":[140],"maintained":[141],"with":[142],"loss":[144],"data":[146],"rate.":[147]},"counts_by_year":[],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}