{"id":"https://openalex.org/W2609932335","doi":"https://doi.org/10.1109/tvt.2017.2696047","title":"Beamforming in Traffic-Aware Two-Way Relay Systems With Channel Estimation Error and Feedback Delay","display_name":"Beamforming in Traffic-Aware Two-Way Relay Systems With Channel Estimation Error and Feedback Delay","publication_year":2017,"publication_date":"2017-04-24","ids":{"openalex":"https://openalex.org/W2609932335","doi":"https://doi.org/10.1109/tvt.2017.2696047","mag":"2609932335"},"language":"en","primary_location":{"id":"doi:10.1109/tvt.2017.2696047","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2017.2696047","pdf_url":null,"source":{"id":"https://openalex.org/S10936095","display_name":"IEEE Transactions on Vehicular Technology","issn_l":"0018-9545","issn":["0018-9545","1939-9359"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Vehicular Technology","raw_type":"journal-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/A5065774100","display_name":"Devendra S. Gurjar","orcid":"https://orcid.org/0000-0002-9674-5378"},"institutions":[{"id":"https://openalex.org/I64295750","display_name":"Indian Institute of Technology Indore","ror":"https://ror.org/01hhf7w52","country_code":"IN","type":"education","lineage":["https://openalex.org/I64295750"]}],"countries":["IN"],"is_corresponding":true,"raw_author_name":"Devendra Singh Gurjar","raw_affiliation_strings":["Discipline of Electrical Engineering, Indian Institute of Technology Indore, Indore, Madhya Pradesh, India","[Discipline of Electrical Engineering, Indian Institute of Technology, Indore, Indore, Madhya Pradesh, India]"],"affiliations":[{"raw_affiliation_string":"Discipline of Electrical Engineering, Indian Institute of Technology Indore, Indore, Madhya Pradesh, India","institution_ids":["https://openalex.org/I64295750"]},{"raw_affiliation_string":"[Discipline of Electrical Engineering, Indian Institute of Technology, Indore, Indore, Madhya Pradesh, India]","institution_ids":["https://openalex.org/I64295750"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047494900","display_name":"Prabhat K. Upadhyay","orcid":"https://orcid.org/0000-0001-7636-5469"},"institutions":[{"id":"https://openalex.org/I64295750","display_name":"Indian Institute of Technology Indore","ror":"https://ror.org/01hhf7w52","country_code":"IN","type":"education","lineage":["https://openalex.org/I64295750"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Prabhat Kumar Upadhyay","raw_affiliation_strings":["Discipline of Electrical Engineering, Indian Institute of Technology Indore, Indore, Madhya Pradesh, India","[Discipline of Electrical Engineering, Indian Institute of Technology, Indore, Indore, Madhya Pradesh, India]"],"affiliations":[{"raw_affiliation_string":"Discipline of Electrical Engineering, Indian Institute of Technology Indore, Indore, Madhya Pradesh, India","institution_ids":["https://openalex.org/I64295750"]},{"raw_affiliation_string":"[Discipline of Electrical Engineering, Indian Institute of Technology, Indore, Indore, Madhya Pradesh, India]","institution_ids":["https://openalex.org/I64295750"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5021191255","display_name":"Daniel Benevides da Costa","orcid":"https://orcid.org/0000-0002-5439-7475"},"institutions":[{"id":"https://openalex.org/I243754102","display_name":"Universidade Federal do Cear\u00e1","ror":"https://ror.org/03srtnf24","country_code":"BR","type":"education","lineage":["https://openalex.org/I243754102"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Daniel Benevides da Costa","raw_affiliation_strings":["Department of Computer Engineering, Federal University of Cear\u00e1, Sobral, CE, Brazil","[Department of Computer Engineering, Federal University of Cear\u00e1, Sobral-CE, Brazil]"],"affiliations":[{"raw_affiliation_string":"Department of Computer Engineering, Federal University of Cear\u00e1, Sobral, CE, Brazil","institution_ids":["https://openalex.org/I243754102"]},{"raw_affiliation_string":"[Department of Computer Engineering, Federal University of Cear\u00e1, Sobral-CE, Brazil]","institution_ids":["https://openalex.org/I243754102"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5056962045","display_name":"Rafael T. de Sousa","orcid":"https://orcid.org/0000-0003-1101-3029"},"institutions":[{"id":"https://openalex.org/I150729083","display_name":"Universidade de Bras\u00edlia","ror":"https://ror.org/02xfp8v59","country_code":"BR","type":"education","lineage":["https://openalex.org/I150729083"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Rafael Timoteo de Sousa","raw_affiliation_strings":["Department of Electrical Engineering, University of Bras\u00edlia, Bras\u00edlia, Brazil","Department of Electrical Engineering, Cybersecurity INCT Unit 6, University of Bras\u00edlia, Bras\u00edlia, Brazil"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, University of Bras\u00edlia, Bras\u00edlia, Brazil","institution_ids":["https://openalex.org/I150729083"]},{"raw_affiliation_string":"Department of Electrical Engineering, Cybersecurity INCT Unit 6, University of Bras\u00edlia, Bras\u00edlia, Brazil","institution_ids":["https://openalex.org/I150729083"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5065774100"],"corresponding_institution_ids":["https://openalex.org/I64295750"],"apc_list":null,"apc_paid":null,"fwci":1.8648,"has_fulltext":false,"cited_by_count":14,"citation_normalized_percentile":{"value":0.87339163,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":98},"biblio":{"volume":"66","issue":"10","first_page":"8807","last_page":"8820"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10796","display_name":"Cooperative Communication and Network Coding","score":1.0,"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/T10796","display_name":"Cooperative Communication and Network Coding","score":1.0,"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":0.9994000196456909,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9984999895095825,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/relay","display_name":"Relay","score":0.7782009243965149},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.6953008770942688},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.6714139580726624},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5603804588317871},{"id":"https://openalex.org/keywords/upper-and-lower-bounds","display_name":"Upper and lower bounds","score":0.5598734021186829},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4876505136489868},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.48600634932518005},{"id":"https://openalex.org/keywords/nakagami-distribution","display_name":"Nakagami distribution","score":0.4567173719406128},{"id":"https://openalex.org/keywords/linear-network-coding","display_name":"Linear network coding","score":0.44583722949028015},{"id":"https://openalex.org/keywords/node","display_name":"Node (physics)","score":0.4166654348373413},{"id":"https://openalex.org/keywords/relay-channel","display_name":"Relay channel","score":0.41321492195129395},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.40096399188041687},{"id":"https://openalex.org/keywords/topology","display_name":"Topology (electrical circuits)","score":0.3849984109401703},{"id":"https://openalex.org/keywords/network-packet","display_name":"Network packet","score":0.34669315814971924},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3407653570175171},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.24413734674453735},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.23377865552902222},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.2189825475215912},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.1633647382259369},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.15983501076698303},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.08705276250839233}],"concepts":[{"id":"https://openalex.org/C2778156585","wikidata":"https://www.wikidata.org/wiki/Q174053","display_name":"Relay","level":3,"score":0.7782009243965149},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.6953008770942688},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.6714139580726624},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5603804588317871},{"id":"https://openalex.org/C77553402","wikidata":"https://www.wikidata.org/wiki/Q13222579","display_name":"Upper and lower bounds","level":2,"score":0.5598734021186829},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4876505136489868},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.48600634932518005},{"id":"https://openalex.org/C115098869","wikidata":"https://www.wikidata.org/wiki/Q3258347","display_name":"Nakagami distribution","level":4,"score":0.4567173719406128},{"id":"https://openalex.org/C138293262","wikidata":"https://www.wikidata.org/wiki/Q1089578","display_name":"Linear network coding","level":3,"score":0.44583722949028015},{"id":"https://openalex.org/C62611344","wikidata":"https://www.wikidata.org/wiki/Q1062658","display_name":"Node (physics)","level":2,"score":0.4166654348373413},{"id":"https://openalex.org/C46257984","wikidata":"https://www.wikidata.org/wiki/Q7310895","display_name":"Relay channel","level":4,"score":0.41321492195129395},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.40096399188041687},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.3849984109401703},{"id":"https://openalex.org/C158379750","wikidata":"https://www.wikidata.org/wiki/Q214111","display_name":"Network packet","level":2,"score":0.34669315814971924},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3407653570175171},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.24413734674453735},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.23377865552902222},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.2189825475215912},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1633647382259369},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.15983501076698303},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.08705276250839233},{"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/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C66938386","wikidata":"https://www.wikidata.org/wiki/Q633538","display_name":"Structural engineering","level":1,"score":0.0},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.0},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tvt.2017.2696047","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2017.2696047","pdf_url":null,"source":{"id":"https://openalex.org/S10936095","display_name":"IEEE Transactions on Vehicular Technology","issn_l":"0018-9545","issn":["0018-9545","1939-9359"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Vehicular Technology","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1658658954","display_name":null,"funder_award_id":"FORTE 23038.007604/2014-69","funder_id":"https://openalex.org/F4320321091","funder_display_name":"Coordena\u00e7\u00e3o de Aperfei\u00e7oamento de Pessoal de N\u00edvel Superior"}],"funders":[{"id":"https://openalex.org/F4320321091","display_name":"Coordena\u00e7\u00e3o de Aperfei\u00e7oamento de Pessoal de N\u00edvel Superior","ror":"https://ror.org/00x0ma614"},{"id":"https://openalex.org/F4320323670","display_name":"Department of Science and Technology, Government of Kerala","ror":"https://ror.org/030fy4q75"},{"id":"https://openalex.org/F4320334771","display_name":"Science and Engineering Research Board","ror":"https://ror.org/03ffdsr55"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":31,"referenced_works":["https://openalex.org/W598996319","https://openalex.org/W1522045078","https://openalex.org/W1970379712","https://openalex.org/W1972135120","https://openalex.org/W1972485395","https://openalex.org/W1990841115","https://openalex.org/W1993921269","https://openalex.org/W2008811163","https://openalex.org/W2028979352","https://openalex.org/W2040983031","https://openalex.org/W2041176458","https://openalex.org/W2044376400","https://openalex.org/W2049483782","https://openalex.org/W2051990896","https://openalex.org/W2075609787","https://openalex.org/W2089201159","https://openalex.org/W2110757521","https://openalex.org/W2117395448","https://openalex.org/W2143005940","https://openalex.org/W2145192763","https://openalex.org/W2145730225","https://openalex.org/W2146296971","https://openalex.org/W2156112442","https://openalex.org/W2166339126","https://openalex.org/W2169103030","https://openalex.org/W2170723242","https://openalex.org/W2211469165","https://openalex.org/W2520982963","https://openalex.org/W2548148686","https://openalex.org/W4300223101","https://openalex.org/W6660742519"],"related_works":["https://openalex.org/W2088352174","https://openalex.org/W1965566556","https://openalex.org/W3084132786","https://openalex.org/W4327661444","https://openalex.org/W2103160470","https://openalex.org/W2034991012","https://openalex.org/W2595297530","https://openalex.org/W2110879650","https://openalex.org/W2787416628","https://openalex.org/W2787091472"],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2],"a":[3,8,59,104,112],"comprehensive":[4],"performance":[5],"analysis":[6,91,186],"of":[7,45,92,97,134,145,167,191],"multi-antenna-based":[9],"traffic-aware":[10],"two-way":[11],"relay":[12,40,168],"system":[13,203],"with":[14],"unavoidable":[15],"imperfections":[16,47],"in":[17,42,83,153],"channel":[18,50],"state":[19],"information":[20],"(CSI)":[21],"under":[22,196],"Nakagami-m":[23],"fading.":[24],"Herein,":[25],"we":[26,62,87,128,139,162],"employ":[27],"transmit/receive":[28],"beamforming":[29],"at":[30,38,125],"source":[31],"nodes":[32],"and":[33,54,114,149,174,180,187,193],"analog":[34],"network":[35],"coding":[36],"(ANC)":[37],"the":[39,43,65,98,121,130,135,164,172,177,189,201],"node":[41],"presence":[44],"CSI":[46],"due":[48],"to":[49,170,175],"estimation":[51],"errors":[52],"(CEE)":[53],"feedback":[55,194],"delay.":[56],"With":[57],"such":[58],"practical":[60],"setup,":[61],"first":[63],"deduce":[64],"pertinent":[66],"instantaneous":[67],"end-to-end":[68],"signal-to-noise":[69],"ratios":[70],"(SNRs)":[71],"after":[72],"performing":[73],"partial":[74],"self-interference":[75],"cancellation.":[76],"Then,":[77],"by":[78],"imposing":[79],"asymmetric":[80],"traffic":[81,198],"requirements":[82],"two":[84],"opposite":[85],"directions,":[86],"conduct":[88],"an":[89,141],"accurate":[90],"overall":[93,202],"outage":[94],"probability":[95],"(OOP)":[96],"considered":[99],"system.":[100,136],"We":[101],"further":[102,152],"derive":[103],"tight":[105],"lower":[106],"bound":[107,143],"on":[108,120,200],"OOP":[109,123,173],"that":[110],"has":[111],"simple":[113],"compact":[115,155],"closed-form":[116],"representation.":[117],"Moreover,":[118],"based":[119],"asymptotic":[122],"expression":[124,144],"high":[126,158],"SNR,":[127],"examine":[129],"achievable":[131],"diversity":[132],"order":[133],"In":[137],"addition,":[138],"acquire":[140],"upper":[142],"ergodic":[146],"sum-rate":[147],"(ESR)":[148],"simplify":[150],"it":[151],"useful":[154],"form":[156],"for":[157],"SNR":[159],"regime.":[160],"Besides,":[161],"investigate":[163],"optimization":[165],"problems":[166],"position":[169],"minimize":[171],"maximize":[176],"ESR.":[178],"Numerical":[179],"simulation":[181],"results":[182],"validate":[183],"our":[184],"theoretical":[185],"highlight":[188],"impact":[190],"CEE":[192],"delay":[195],"various":[197],"patterns":[199],"performance.":[204]},"counts_by_year":[{"year":2024,"cited_by_count":2},{"year":2022,"cited_by_count":3},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":4}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
