{"id":"https://openalex.org/W2145677940","doi":"https://doi.org/10.1109/tvt.2009.2035045","title":"The Role of Phase Compensation in Preventing Channel Dispersion in Variable-Gain Relay OFDM Systems","display_name":"The Role of Phase Compensation in Preventing Channel Dispersion in Variable-Gain Relay OFDM Systems","publication_year":2010,"publication_date":"2010-02-01","ids":{"openalex":"https://openalex.org/W2145677940","doi":"https://doi.org/10.1109/tvt.2009.2035045","mag":"2145677940"},"language":"en","primary_location":{"id":"doi:10.1109/tvt.2009.2035045","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2009.2035045","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/A5104198884","display_name":"Kyungchul Kwak","orcid":null},"institutions":[{"id":"https://openalex.org/I193775966","display_name":"Yonsei University","ror":"https://ror.org/01wjejq96","country_code":"KR","type":"education","lineage":["https://openalex.org/I193775966"]}],"countries":["KR"],"is_corresponding":true,"raw_author_name":"Kyungchul Kwak","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, Yonsei University, Seoul, South Korea","[Dept. of Electr. & Electron. Eng., Yonsei Univ., Seoul, South Korea]"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, Yonsei University, Seoul, South Korea","institution_ids":["https://openalex.org/I193775966"]},{"raw_affiliation_string":"[Dept. of Electr. & Electron. Eng., Yonsei Univ., Seoul, South Korea]","institution_ids":["https://openalex.org/I193775966"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101798468","display_name":"Sungeun Lee","orcid":"https://orcid.org/0000-0002-5278-1895"},"institutions":[{"id":"https://openalex.org/I130701444","display_name":"Georgia Institute of Technology","ror":"https://ror.org/01zkghx44","country_code":"US","type":"education","lineage":["https://openalex.org/I130701444"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Sungeun Lee","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Georgia Institute of Technology, Atlanta, GA, USA","[Dept. of Electr. & Comput. Eng., Georgia Inst. of Technol., Atlanta, GA, USA]"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Georgia Institute of Technology, Atlanta, GA, USA","institution_ids":["https://openalex.org/I130701444"]},{"raw_affiliation_string":"[Dept. of Electr. & Comput. Eng., Georgia Inst. of Technol., Atlanta, GA, USA]","institution_ids":["https://openalex.org/I130701444"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5043918946","display_name":"Daesik Hong","orcid":"https://orcid.org/0000-0002-4694-2963"},"institutions":[{"id":"https://openalex.org/I193775966","display_name":"Yonsei University","ror":"https://ror.org/01wjejq96","country_code":"KR","type":"education","lineage":["https://openalex.org/I193775966"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Daesik Hong","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, Yonsei University, Seoul, South Korea","[Dept. of Electr. & Electron. Eng., Yonsei Univ., Seoul, South Korea]"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, Yonsei University, Seoul, South Korea","institution_ids":["https://openalex.org/I193775966"]},{"raw_affiliation_string":"[Dept. of Electr. & Electron. Eng., Yonsei Univ., Seoul, South Korea]","institution_ids":["https://openalex.org/I193775966"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5104198884"],"corresponding_institution_ids":["https://openalex.org/I193775966"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.20992761,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"59","issue":"2","first_page":"1005","last_page":"1011"},"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/T10148","display_name":"Advanced MIMO Systems Optimization","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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9993000030517578,"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":0.7031885385513306},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.6339468955993652},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.6200580596923828},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.5381416082382202},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.5288081169128418},{"id":"https://openalex.org/keywords/degradation","display_name":"Degradation (telecommunications)","score":0.43177980184555054},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.41808193922042847},{"id":"https://openalex.org/keywords/channel-capacity","display_name":"Channel capacity","score":0.417675256729126},{"id":"https://openalex.org/keywords/compensation","display_name":"Compensation (psychology)","score":0.41064897179603577},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.3199911117553711},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.31664323806762695},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.28980588912963867},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.19674178957939148}],"concepts":[{"id":"https://openalex.org/C2778156585","wikidata":"https://www.wikidata.org/wiki/Q174053","display_name":"Relay","level":3,"score":0.7031885385513306},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.6339468955993652},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.6200580596923828},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.5381416082382202},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.5288081169128418},{"id":"https://openalex.org/C2779679103","wikidata":"https://www.wikidata.org/wiki/Q5251805","display_name":"Degradation (telecommunications)","level":2,"score":0.43177980184555054},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.41808193922042847},{"id":"https://openalex.org/C97744766","wikidata":"https://www.wikidata.org/wiki/Q870845","display_name":"Channel capacity","level":3,"score":0.417675256729126},{"id":"https://openalex.org/C2780023022","wikidata":"https://www.wikidata.org/wiki/Q1338171","display_name":"Compensation (psychology)","level":2,"score":0.41064897179603577},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.3199911117553711},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.31664323806762695},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.28980588912963867},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.19674178957939148},{"id":"https://openalex.org/C11171543","wikidata":"https://www.wikidata.org/wiki/Q41630","display_name":"Psychoanalysis","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/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","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/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.2009.2035045","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2009.2035045","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":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.699999988079071}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":24,"referenced_works":["https://openalex.org/W1514652980","https://openalex.org/W1545748428","https://openalex.org/W1562327279","https://openalex.org/W1596939795","https://openalex.org/W1766888123","https://openalex.org/W1811111728","https://openalex.org/W1977020763","https://openalex.org/W2033529003","https://openalex.org/W2036488048","https://openalex.org/W2046245205","https://openalex.org/W2089548295","https://openalex.org/W2096792326","https://openalex.org/W2113415377","https://openalex.org/W2130347036","https://openalex.org/W2136379375","https://openalex.org/W2148963518","https://openalex.org/W2150127333","https://openalex.org/W2150326502","https://openalex.org/W2161925986","https://openalex.org/W2478884216","https://openalex.org/W2485002209","https://openalex.org/W2999140730","https://openalex.org/W3100749738","https://openalex.org/W4212888567"],"related_works":["https://openalex.org/W2539674285","https://openalex.org/W1998322187","https://openalex.org/W1038122923","https://openalex.org/W2952514781","https://openalex.org/W3019210376","https://openalex.org/W2391145594","https://openalex.org/W2326572623","https://openalex.org/W1559320887","https://openalex.org/W2284606164","https://openalex.org/W2005713623"],"abstract_inverted_index":{"We":[0],"show":[1],"that":[2,91],"the":[3,13,23,64,67,73,82],"length":[4,31,65],"of":[5,55,66,72],"a":[6,47,53],"composite":[7,68],"channel":[8,30,77],"is":[9,36],"regarded":[10],"up":[11],"to":[12,38,81],"whole":[14],"symbol":[15],"duration":[16],"for":[17],"variable-gain":[18],"relay":[19],"(VGR),":[20],"which":[21,35],"generates":[22],"received":[24],"power":[25],"constant":[26],"instantaneously.":[27],"The":[28],"enlarged":[29],"causes":[32],"system":[33,56,90],"burden,":[34],"due":[37],"long-channel":[39],"estimation,":[40],"i.e.,":[41],"an":[42],"increase":[43],"in":[44,49],"pilot":[45],"overhead,":[46],"decrease":[48],"bandwidth":[50,102],"efficiency,":[51],"and":[52,62,99],"degradation":[54],"performance.":[57],"To":[58],"prevent":[59],"this":[60,85],"effect":[61],"minimize":[63],"channel,":[69],"phase":[70,95],"compensation":[71,96],"source-relay":[74],"(S-R)":[75],"link":[76],"should":[78],"be":[79],"added":[80],"VGR,":[83],"although":[84],"addition":[86],"increases":[87],"complexity.":[88],"A":[89],"adopts":[92],"VGR":[93],"with":[94],"performs":[97],"better":[98],"has":[100],"higher":[101],"efficiency.":[103]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}