{"id":"https://openalex.org/W2946194126","doi":"https://doi.org/10.1109/comsnets.2019.8711135","title":"Throughput Improvement in Hybrid MIMO Cognitive Radio Using Simultaneous Narrowband and Wideband System","display_name":"Throughput Improvement in Hybrid MIMO Cognitive Radio Using Simultaneous Narrowband and Wideband System","publication_year":2019,"publication_date":"2019-01-01","ids":{"openalex":"https://openalex.org/W2946194126","doi":"https://doi.org/10.1109/comsnets.2019.8711135","mag":"2946194126"},"language":"en","primary_location":{"id":"doi:10.1109/comsnets.2019.8711135","is_oa":false,"landing_page_url":"https://doi.org/10.1109/comsnets.2019.8711135","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2019 11th International Conference on Communication Systems & Networks (COMSNETS)","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/A5072161905","display_name":"Vinayak Patil","orcid":null},"institutions":[{"id":"https://openalex.org/I145894827","display_name":"Indian Institute of Technology Kharagpur","ror":"https://ror.org/03w5sq511","country_code":"IN","type":"education","lineage":["https://openalex.org/I145894827"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Vinayak Patil","raw_affiliation_strings":["IIT Kharagpur, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"IIT Kharagpur, India","institution_ids":["https://openalex.org/I145894827"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5061838929","display_name":"Chetna Singhal","orcid":"https://orcid.org/0000-0002-4712-8162"},"institutions":[{"id":"https://openalex.org/I145894827","display_name":"Indian Institute of Technology Kharagpur","ror":"https://ror.org/03w5sq511","country_code":"IN","type":"education","lineage":["https://openalex.org/I145894827"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Chetna Singhal","raw_affiliation_strings":["IIT Kharagpur, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"IIT Kharagpur, India","institution_ids":["https://openalex.org/I145894827"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I145894827"],"apc_list":null,"apc_paid":null,"fwci":0.7438,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.73938716,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":95},"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10579","display_name":"Cognitive Radio Networks and Spectrum Sensing","score":0.9998999834060669,"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/T10579","display_name":"Cognitive Radio Networks and Spectrum Sensing","score":0.9998999834060669,"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/T12791","display_name":"Full-Duplex Wireless Communications","score":0.9994999766349792,"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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9984999895095825,"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/narrowband","display_name":"Narrowband","score":0.8645481467247009},{"id":"https://openalex.org/keywords/cognitive-radio","display_name":"Cognitive radio","score":0.8305548429489136},{"id":"https://openalex.org/keywords/wideband","display_name":"Wideband","score":0.7728396654129028},{"id":"https://openalex.org/keywords/throughput","display_name":"Throughput","score":0.7351067662239075},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.7021632194519043},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6210553050041199},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.45261672139167786},{"id":"https://openalex.org/keywords/radio-frequency","display_name":"Radio frequency","score":0.4142204523086548},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.3421146273612976},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2624163329601288},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.1638290286064148},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.162165105342865},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.11433711647987366}],"concepts":[{"id":"https://openalex.org/C2776096036","wikidata":"https://www.wikidata.org/wiki/Q1140483","display_name":"Narrowband","level":2,"score":0.8645481467247009},{"id":"https://openalex.org/C149946192","wikidata":"https://www.wikidata.org/wiki/Q3235733","display_name":"Cognitive radio","level":3,"score":0.8305548429489136},{"id":"https://openalex.org/C2780202535","wikidata":"https://www.wikidata.org/wiki/Q4524457","display_name":"Wideband","level":2,"score":0.7728396654129028},{"id":"https://openalex.org/C157764524","wikidata":"https://www.wikidata.org/wiki/Q1383412","display_name":"Throughput","level":3,"score":0.7351067662239075},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.7021632194519043},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6210553050041199},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.45261672139167786},{"id":"https://openalex.org/C74064498","wikidata":"https://www.wikidata.org/wiki/Q3396184","display_name":"Radio frequency","level":2,"score":0.4142204523086548},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.3421146273612976},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2624163329601288},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.1638290286064148},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.162165105342865},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.11433711647987366}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/comsnets.2019.8711135","is_oa":false,"landing_page_url":"https://doi.org/10.1109/comsnets.2019.8711135","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2019 11th International Conference on Communication Systems & Networks (COMSNETS)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.5699999928474426}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W1607284644","https://openalex.org/W2035967315","https://openalex.org/W2071707134","https://openalex.org/W2127593435","https://openalex.org/W2138069856","https://openalex.org/W2138964842","https://openalex.org/W2151209590","https://openalex.org/W2154984588","https://openalex.org/W2166490770","https://openalex.org/W2168078104","https://openalex.org/W2490215806"],"related_works":["https://openalex.org/W2052580005","https://openalex.org/W2543896058","https://openalex.org/W1571397178","https://openalex.org/W2246986134","https://openalex.org/W2348956512","https://openalex.org/W1578948354","https://openalex.org/W2024546256","https://openalex.org/W2120764887","https://openalex.org/W2956159243","https://openalex.org/W4285413198"],"abstract_inverted_index":{"Multi":[0,2],"Input":[1],"Output":[3],"(MIMO)":[4],"based":[5],"Cognitive":[6,77],"Radio":[7,12,78],"(CR)":[8],"with":[9,96,123,148],"Software":[10],"Defined":[11],"(SDR)":[13],"has":[14],"been":[15,43],"a":[16,97,201],"promising":[17],"approach":[18],"for":[19,173],"the":[20,23,50,53,87,102,115,131,151,179],"exploitation":[21],"of":[22,52,68,73,108,117,150,166,175],"scarce":[24],"electro-magnetic":[25],"spectrum.":[26],"To":[27],"improvise":[28],"spectral":[29,70],"efficiency,":[30],"Hybrid":[31,76],"CR":[32,40,55],"system,":[33,80],"that":[34],"switches":[35],"between":[36],"underlay":[37,146,197],"and":[38,104,110,141,189],"interweave":[39],"techniques":[41],"have":[42,64],"proposed.":[44],"However,":[45],"there":[46],"are":[47],"scenarios":[48],"where":[49],"throughput":[51,135,159],"hybrid":[54],"system":[56,125],"is":[57,126],"near":[58],"zero.":[59],"In":[60,114,145,164],"this":[61],"paper,":[62],"we":[63],"presented":[65],"new":[66],"method":[67],"improving":[69],"efficiency":[71],"gain":[72,132],"an":[74],"uplink":[75],"MIMO":[79],"wherein":[81],"secondary":[82],"user":[83,92],"(SU)":[84],"transmits":[85],"on":[86],"same":[88],"spectrum":[89],"as":[90],"primary":[91],"(PU)":[93],"to":[94,171,185],"communicate":[95],"common":[98],"receiver":[99],"by":[100,160],"exploiting":[101],"null":[103],"partially":[105],"utilized":[106],"eigenmodes":[107],"PU":[109],"UWB":[111,124,162,195],"technique":[112,121],"simultaneously.":[113],"absence":[116,149,165],"PU,":[118,167],"narrowband":[119],"Interweave":[120],"along":[122],"used.":[127],"This":[128],"paper":[129],"investigates":[130],"in":[133,136,139,194],"achievable":[134],"simultaneous":[137],"transmission":[138],"Narrowband":[140],"Ultra":[142],"Wide":[143],"Band.":[144],"scenario,":[147],"free":[152],"eigenmodes,":[153],"SU":[154,169,177,188],"can":[155,181,192],"achieve":[156],"non":[157],"zero":[158],"implementing":[161],"system.":[163],"multiple":[168,187],"need":[170],"compete":[172],"access":[174],"channel.":[176],"accessing":[178],"channel":[180],"use":[182],"precoding":[183],"scheme":[184],"accommodate":[186],"other":[190],"SUs":[191],"transmit":[193],"or":[196],"mode":[198],"thereby":[199],"achieving":[200],"non-zero":[202],"throughput.":[203]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":1}],"updated_date":"2026-06-26T08:34:08.712188","created_date":"2025-10-10T00:00:00"}