{"id":"https://openalex.org/W3119162224","doi":"https://doi.org/10.1587/transcom.2020ebp3107","title":"Simple Weight Calculation Methods for Millimeter Wave Band Massive Antenna Array in Direct Wave Dominant Environment","display_name":"Simple Weight Calculation Methods for Millimeter Wave Band Massive Antenna Array in Direct Wave Dominant Environment","publication_year":2021,"publication_date":"2021-01-13","ids":{"openalex":"https://openalex.org/W3119162224","doi":"https://doi.org/10.1587/transcom.2020ebp3107","mag":"3119162224"},"language":"en","primary_location":{"id":"doi:10.1587/transcom.2020ebp3107","is_oa":false,"landing_page_url":"https://doi.org/10.1587/transcom.2020ebp3107","pdf_url":null,"source":{"id":"https://openalex.org/S2493627025","display_name":"IEICE Transactions on Communications","issn_l":"0916-8516","issn":["0916-8516","1745-1345"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4320800604","host_organization_name":"Institute of Electronics, Information and Communication Engineers","host_organization_lineage":["https://openalex.org/P4320800604"],"host_organization_lineage_names":["Institute of Electronics, Information and Communication Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEICE Transactions on Communications","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/A5056349184","display_name":"Mizuki Suga","orcid":"https://orcid.org/0009-0002-0103-0079"},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Mizuki SUGA","raw_affiliation_strings":["NTT Access Network Service Systems Laboratories, NTT Corporation"],"affiliations":[{"raw_affiliation_string":"NTT Access Network Service Systems Laboratories, NTT Corporation","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109478225","display_name":"Yushi Shirato","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Yushi SHIRATO","raw_affiliation_strings":["NTT Access Network Service Systems Laboratories, NTT Corporation"],"affiliations":[{"raw_affiliation_string":"NTT Access Network Service Systems Laboratories, NTT Corporation","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101993689","display_name":"Naoki Kita","orcid":"https://orcid.org/0000-0003-3629-4787"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Naoki KITA","raw_affiliation_strings":["NTT Access Network Service Systems Laboratories, NTT Corporation"],"affiliations":[{"raw_affiliation_string":"NTT Access Network Service Systems Laboratories, NTT Corporation","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5011422284","display_name":"Takeshi Onizawa","orcid":"https://orcid.org/0000-0002-8106-2953"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Takeshi ONIZAWA","raw_affiliation_strings":["NTT Access Network Service Systems Laboratories, NTT Corporation"],"affiliations":[{"raw_affiliation_string":"NTT Access Network Service Systems Laboratories, NTT Corporation","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5056349184"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.00388799,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"E104.B","issue":"7","first_page":"865","last_page":"872"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10262","display_name":"Microwave Engineering and Waveguides","score":0.9983999729156494,"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/T10262","display_name":"Microwave Engineering and Waveguides","score":0.9983999729156494,"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":0.9979000091552734,"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/T11946","display_name":"Antenna Design and Optimization","score":0.9835000038146973,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/backhaul","display_name":"Backhaul (telecommunications)","score":0.856216311454773},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7628135681152344},{"id":"https://openalex.org/keywords/extremely-high-frequency","display_name":"Extremely high frequency","score":0.7180903553962708},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.6709100604057312},{"id":"https://openalex.org/keywords/antenna","display_name":"Antenna (radio)","score":0.5865857601165771},{"id":"https://openalex.org/keywords/antenna-array","display_name":"Antenna array","score":0.5655227899551392},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.5370347499847412},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.4970434010028839},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.49024730920791626},{"id":"https://openalex.org/keywords/array-gain","display_name":"Array gain","score":0.43111518025398254},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.3426389992237091},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.10370874404907227}],"concepts":[{"id":"https://openalex.org/C103760667","wikidata":"https://www.wikidata.org/wiki/Q798444","display_name":"Backhaul (telecommunications)","level":3,"score":0.856216311454773},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7628135681152344},{"id":"https://openalex.org/C45764600","wikidata":"https://www.wikidata.org/wiki/Q570342","display_name":"Extremely high frequency","level":2,"score":0.7180903553962708},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.6709100604057312},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.5865857601165771},{"id":"https://openalex.org/C62191587","wikidata":"https://www.wikidata.org/wiki/Q4771249","display_name":"Antenna array","level":3,"score":0.5655227899551392},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.5370347499847412},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.4970434010028839},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.49024730920791626},{"id":"https://openalex.org/C136664719","wikidata":"https://www.wikidata.org/wiki/Q4795880","display_name":"Array gain","level":4,"score":0.43111518025398254},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.3426389992237091},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.10370874404907227}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1587/transcom.2020ebp3107","is_oa":false,"landing_page_url":"https://doi.org/10.1587/transcom.2020ebp3107","pdf_url":null,"source":{"id":"https://openalex.org/S2493627025","display_name":"IEICE Transactions on Communications","issn_l":"0916-8516","issn":["0916-8516","1745-1345"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4320800604","host_organization_name":"Institute of Electronics, Information and Communication Engineers","host_organization_lineage":["https://openalex.org/P4320800604"],"host_organization_lineage_names":["Institute of Electronics, Information and Communication Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEICE Transactions on Communications","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":21,"referenced_works":["https://openalex.org/W1518513325","https://openalex.org/W1807348517","https://openalex.org/W2034651337","https://openalex.org/W2084304524","https://openalex.org/W2092397817","https://openalex.org/W2100236515","https://openalex.org/W2107080958","https://openalex.org/W2110188845","https://openalex.org/W2120904233","https://openalex.org/W2121367139","https://openalex.org/W2138664052","https://openalex.org/W2141682101","https://openalex.org/W2159108153","https://openalex.org/W2161044775","https://openalex.org/W2166021179","https://openalex.org/W2168990175","https://openalex.org/W2342863993","https://openalex.org/W2465703131","https://openalex.org/W2538876428","https://openalex.org/W2553061370","https://openalex.org/W2914906439"],"related_works":["https://openalex.org/W2186911381","https://openalex.org/W2919203996","https://openalex.org/W2134293600","https://openalex.org/W2363346776","https://openalex.org/W2336419757","https://openalex.org/W2903826065","https://openalex.org/W3013215993","https://openalex.org/W2132841313","https://openalex.org/W4233932151","https://openalex.org/W4247039252"],"abstract_inverted_index":{"We":[0],"propose":[1],"two":[2],"simple":[3],"weight":[4,148],"calculation":[5],"methods":[6,91,121,181,218],"(primary":[7],"method":[8,197],"and":[9,22,64,82,107],"enhanced":[10,196],"method),":[11],"that":[12,33,160,215],"estimate":[13],"approximated":[14],"phase":[15,21],"plane":[16],"from":[17,152,165],"a":[18,136],"few":[19],"antenna":[20,27,39,75,114],"calculate":[23],"weights":[24],"of":[25,49,69,86,99,110,118,145,149,155,173],"all":[26,174],"elements,":[28],"for":[29,52],"wireless":[30,137],"backhaul":[31,138],"systems":[32,42],"utilize":[34],"millimeter":[35],"wave":[36,190],"band":[37],"massive":[38,74],"arrays.":[40],"Such":[41],"are":[43,176],"expected":[44],"to":[45,60,113,203],"be":[46],"used":[47,177],"instead":[48],"optical":[50],"fiber":[51],"connecting":[53],"many":[54,78],"small":[55],"cell":[56],"base":[57],"stations":[58],"(SCBSs)":[59],"the":[61,66,84,93,97,104,108,116,119,143,147,153,161,171,188,195,199,216],"core":[62],"network,":[63],"supporting":[65],"rapid":[67],"deployment":[68],"SCBSs.":[70],"However,":[71],"beamforming":[72,223],"with":[73,126,179],"arrays":[76],"requires":[77],"analog-digital":[79],"converters":[80],"(ADCs)":[81],"incurs":[83],"issue":[85],"implementation":[87],"complexity.":[88],"The":[89],"proposed":[90,120,217],"overcome":[92],"problem":[94],"by":[95,124],"reducing":[96,225],"number":[98,109],"ADCs.":[100],"Computer":[101],"simulations":[102],"clarify":[103],"appropriate":[105],"layout":[106],"ADCs":[111],"connected":[112],"elements;":[115],"effectiveness":[117],"is":[122,182],"confirmed":[123],"evaluations":[125],"measured":[127],"channel":[128],"state":[129],"information":[130],"(CSI)":[131],"in":[132,169,187,206],"propagation":[133],"experiments":[134],"on":[135,142],"system.":[139],"Experimental":[140],"verifications":[141],"case":[144,168],"calculating":[146],"200":[150],"elements":[151,158,175],"phases":[154,172],"just":[156],"9":[157],"show":[159,214],"array":[162,200],"gain":[163,201],"degradation":[164,202],"ideal":[166],"(the":[167],"which":[170],"estimation)":[178],"both":[180],"less":[183],"than":[184],"0.4":[185],"dB":[186],"direct":[189],"dominant":[191],"environment.":[192],"In":[193],"addition,":[194],"holds":[198],"under":[204],"0.8dB":[205],"an":[207],"environment":[208],"existing":[209],"reflected":[210],"waves.":[211],"These":[212],"results":[213],"can":[219],"attain":[220],"high":[221],"accuracy":[222],"while":[224],"ADC":[226],"number.":[227]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
