{"id":"https://openalex.org/W2546728376","doi":"https://doi.org/10.1109/ispacs.2015.7432829","title":"Channel compensation based on VPS and time-frequency interferometry for massive MIMO-OFDM","display_name":"Channel compensation based on VPS and time-frequency interferometry for massive MIMO-OFDM","publication_year":2015,"publication_date":"2015-11-01","ids":{"openalex":"https://openalex.org/W2546728376","doi":"https://doi.org/10.1109/ispacs.2015.7432829","mag":"2546728376"},"language":"en","primary_location":{"id":"doi:10.1109/ispacs.2015.7432829","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ispacs.2015.7432829","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 International Symposium on Intelligent Signal Processing and Communication Systems (ISPACS)","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/A5071909077","display_name":"Masaya Okamura","orcid":null},"institutions":[{"id":"https://openalex.org/I159385669","display_name":"Chiba University","ror":"https://ror.org/01hjzeq58","country_code":"JP","type":"education","lineage":["https://openalex.org/I159385669"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Masaya Okamura","raw_affiliation_strings":["Chiba Daigaku, Chiba, Chiba, JP"],"affiliations":[{"raw_affiliation_string":"Chiba Daigaku, Chiba, Chiba, JP","institution_ids":["https://openalex.org/I159385669"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108759844","display_name":"Chang-Jun Ahn","orcid":null},"institutions":[{"id":"https://openalex.org/I159385669","display_name":"Chiba University","ror":"https://ror.org/01hjzeq58","country_code":"JP","type":"education","lineage":["https://openalex.org/I159385669"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Chang-Jun Ahn","raw_affiliation_strings":["Graduate School of Engineering, Chiba University, Inage, Chiba, Japan"],"affiliations":[{"raw_affiliation_string":"Graduate School of Engineering, Chiba University, Inage, Chiba, Japan","institution_ids":["https://openalex.org/I159385669"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110517172","display_name":"Tatsuya Omori","orcid":null},"institutions":[{"id":"https://openalex.org/I159385669","display_name":"Chiba University","ror":"https://ror.org/01hjzeq58","country_code":"JP","type":"education","lineage":["https://openalex.org/I159385669"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Tatsuya Omori","raw_affiliation_strings":["Graduate School of Engineering, Chiba University, Inage, Chiba, Japan"],"affiliations":[{"raw_affiliation_string":"Graduate School of Engineering, Chiba University, Inage, Chiba, Japan","institution_ids":["https://openalex.org/I159385669"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5087389043","display_name":"Ken-ya Hashimoto","orcid":null},"institutions":[{"id":"https://openalex.org/I159385669","display_name":"Chiba University","ror":"https://ror.org/01hjzeq58","country_code":"JP","type":"education","lineage":["https://openalex.org/I159385669"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Ken-ya Hashimoto","raw_affiliation_strings":["Graduate School of Engineering, Chiba University, Inage, Chiba, Japan"],"affiliations":[{"raw_affiliation_string":"Graduate School of Engineering, Chiba University, Inage, Chiba, Japan","institution_ids":["https://openalex.org/I159385669"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5071909077"],"corresponding_institution_ids":["https://openalex.org/I159385669"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.22734835,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"532","last_page":"536"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":1.0,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":1.0,"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":0.9998000264167786,"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/T10936","display_name":"Millimeter-Wave Propagation and Modeling","score":0.9995999932289124,"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/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.7334288954734802},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6974060535430908},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.6501044034957886},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.5644002556800842},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5606661438941956},{"id":"https://openalex.org/keywords/bit-error-rate","display_name":"Bit error rate","score":0.5516841411590576},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.5513411164283752},{"id":"https://openalex.org/keywords/mimo-ofdm","display_name":"MIMO-OFDM","score":0.5495598912239075},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.5397928357124329},{"id":"https://openalex.org/keywords/compensation","display_name":"Compensation (psychology)","score":0.5313582420349121},{"id":"https://openalex.org/keywords/pilot-signal","display_name":"Pilot signal","score":0.47435462474823},{"id":"https://openalex.org/keywords/fast-fourier-transform","display_name":"Fast Fourier transform","score":0.4616023898124695},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.3207816183567047},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.27246028184890747},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.2684345245361328},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.2568729519844055},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1829041838645935}],"concepts":[{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.7334288954734802},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6974060535430908},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.6501044034957886},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.5644002556800842},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5606661438941956},{"id":"https://openalex.org/C56296756","wikidata":"https://www.wikidata.org/wiki/Q840922","display_name":"Bit error rate","level":3,"score":0.5516841411590576},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.5513411164283752},{"id":"https://openalex.org/C130946814","wikidata":"https://www.wikidata.org/wiki/Q5988271","display_name":"MIMO-OFDM","level":4,"score":0.5495598912239075},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.5397928357124329},{"id":"https://openalex.org/C2780023022","wikidata":"https://www.wikidata.org/wiki/Q1338171","display_name":"Compensation (psychology)","level":2,"score":0.5313582420349121},{"id":"https://openalex.org/C197264572","wikidata":"https://www.wikidata.org/wiki/Q2095206","display_name":"Pilot signal","level":3,"score":0.47435462474823},{"id":"https://openalex.org/C75172450","wikidata":"https://www.wikidata.org/wiki/Q623950","display_name":"Fast Fourier transform","level":2,"score":0.4616023898124695},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.3207816183567047},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.27246028184890747},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.2684345245361328},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.2568729519844055},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1829041838645935},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0},{"id":"https://openalex.org/C11171543","wikidata":"https://www.wikidata.org/wiki/Q41630","display_name":"Psychoanalysis","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/ispacs.2015.7432829","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ispacs.2015.7432829","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 International Symposium on Intelligent Signal Processing and Communication Systems (ISPACS)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.6000000238418579,"id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":7,"referenced_works":["https://openalex.org/W2011556349","https://openalex.org/W2048506363","https://openalex.org/W2131744661","https://openalex.org/W2141682101","https://openalex.org/W2535124727","https://openalex.org/W6652969105","https://openalex.org/W6662413121"],"related_works":["https://openalex.org/W4327521644","https://openalex.org/W2978884468","https://openalex.org/W3132558499","https://openalex.org/W2534392811","https://openalex.org/W2099901901","https://openalex.org/W2025091233","https://openalex.org/W1588574888","https://openalex.org/W4248095179","https://openalex.org/W3171531937","https://openalex.org/W2403575807"],"abstract_inverted_index":{"Massive":[0],"MIMO":[1,36,113],"has":[2,56,81,122],"been":[3,57,82],"recognized":[4],"as":[5],"promising":[6],"ways":[7],"to":[8,130,155],"provide":[9],"high":[10],"speed":[11],"data":[12],"transmission.":[13],"However,":[14,59],"since":[15,60],"the":[16,25,30,61,66,71,116,133,145,148,158],"number":[17,26],"of":[18,27,34],"pilot":[19,48,54,95],"symbol":[20],"is":[21,73],"proportionally":[22],"depending":[23],"on":[24,107],"transmit":[28],"antenna,":[29],"total":[31],"transmission":[32],"rate":[33],"massive":[35,112],"would":[37],"be":[38],"degraded.":[39],"To":[40],"solve":[41],"this":[42,98],"problem,":[43],"channel":[44,67,104],"estimation":[45],"by":[46],"virtual":[47],"signal":[49],"(VPS)":[50],"with":[51,92,126,132,157],"a":[52,88,93,102,123],"few":[53,94],"signals":[55],"proposed.":[58,83],"conventional":[62,134,159],"method":[63,85,135,160],"iteratively":[64],"identifies":[65],"state":[68],"information":[69],"(CSI),":[70],"complexity":[72],"considerable":[74],"work.":[75],"Then":[76],"again,":[77],"time-frequency":[78],"interferometry":[79],"(TFI)-OFDM":[80],"This":[84],"can":[86,151],"achieve":[87],"good":[89],"BER":[90,128,153],"performance":[91,129,154],"symbols.":[96],"In":[97],"paper,":[99],"we":[100],"propose":[101],"novel":[103],"compensation":[105],"based":[106],"VPS":[108],"and":[109,139,165],"TFI":[110],"for":[111],"without":[114],"increasing":[115],"system":[117],"complexity.":[118],"The":[119],"proposed":[120,149],"scheme":[121,150],"low":[124],"complexity,":[125],"improving":[127],"compared":[131,156],"using":[136],"linear":[137],"interpolation":[138],"FFT/IFFT":[140],"after":[141],"specific":[142],"operations.":[143],"From":[144],"simulation":[146],"results,":[147],"improve":[152],"in":[161],"4":[162,164],"\u00d7":[163,167],"8":[166],"8MIMO":[168],"systems.":[169]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}