{"id":"https://openalex.org/W2074188112","doi":"https://doi.org/10.1109/glocomw.2014.7063601","title":"Spatial blanking and inter-tier coordination in massive-MIMO heterogeneous cellular networks","display_name":"Spatial blanking and inter-tier coordination in massive-MIMO heterogeneous cellular networks","publication_year":2014,"publication_date":"2014-12-01","ids":{"openalex":"https://openalex.org/W2074188112","doi":"https://doi.org/10.1109/glocomw.2014.7063601","mag":"2074188112"},"language":"en","primary_location":{"id":"doi:10.1109/glocomw.2014.7063601","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocomw.2014.7063601","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 IEEE Globecom Workshops (GC Wkshps)","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/A5072373729","display_name":"Ansuman Adhikary","orcid":"https://orcid.org/0000-0003-1512-5239"},"institutions":[{"id":"https://openalex.org/I4210139236","display_name":"Ericsson (United States)","ror":"https://ror.org/03q3bdj78","country_code":"US","type":"company","lineage":["https://openalex.org/I1306339040","https://openalex.org/I4210139236"]},{"id":"https://openalex.org/I1306339040","display_name":"Ericsson (Sweden)","ror":"https://ror.org/05a7rhx54","country_code":"SE","type":"company","lineage":["https://openalex.org/I1306339040"]}],"countries":["SE","US"],"is_corresponding":true,"raw_author_name":"Ansuman Adhikary","raw_affiliation_strings":["Ericsson, Santa Clara, CA","Ericsson Santa Clara, CA"],"affiliations":[{"raw_affiliation_string":"Ericsson, Santa Clara, CA","institution_ids":["https://openalex.org/I4210139236"]},{"raw_affiliation_string":"Ericsson Santa Clara, CA","institution_ids":["https://openalex.org/I1306339040"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5064063671","display_name":"Harpreet S. Dhillon","orcid":"https://orcid.org/0000-0003-2829-9449"},"institutions":[{"id":"https://openalex.org/I859038795","display_name":"Virginia Tech","ror":"https://ror.org/02smfhw86","country_code":"US","type":"education","lineage":["https://openalex.org/I859038795"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Harpreet S. Dhillon","raw_affiliation_strings":["Wireless@VT, Virginia Tech., Blacksburg, VA","[Wireless@VT, Virginia Tech, Blacksburg, VA]"],"affiliations":[{"raw_affiliation_string":"Wireless@VT, Virginia Tech., Blacksburg, VA","institution_ids":["https://openalex.org/I859038795"]},{"raw_affiliation_string":"[Wireless@VT, Virginia Tech, Blacksburg, VA]","institution_ids":["https://openalex.org/I859038795"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5058252389","display_name":"Giuseppe Caire","orcid":"https://orcid.org/0000-0002-7749-1333"},"institutions":[{"id":"https://openalex.org/I4577782","display_name":"Technische Universit\u00e4t Berlin","ror":"https://ror.org/03v4gjf40","country_code":"DE","type":"education","lineage":["https://openalex.org/I4577782"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Giuseppe Caire","raw_affiliation_strings":["Technical University of Berlin, Germany","Technical University of Berlin, Germany,"],"affiliations":[{"raw_affiliation_string":"Technical University of Berlin, Germany","institution_ids":["https://openalex.org/I4577782"]},{"raw_affiliation_string":"Technical University of Berlin, Germany,","institution_ids":["https://openalex.org/I4577782"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5072373729"],"corresponding_institution_ids":["https://openalex.org/I1306339040","https://openalex.org/I4210139236"],"apc_list":null,"apc_paid":null,"fwci":0.6385,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.7436808,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"1229","last_page":"1234"},"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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9995999932289124,"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/T11392","display_name":"Energy Harvesting in Wireless Networks","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/macrocell","display_name":"Macrocell","score":0.9940788745880127},{"id":"https://openalex.org/keywords/blanking","display_name":"Blanking","score":0.8734848499298096},{"id":"https://openalex.org/keywords/hotspot","display_name":"Hotspot (geology)","score":0.7646653056144714},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.6969127655029297},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6507967710494995},{"id":"https://openalex.org/keywords/heterogeneous-network","display_name":"Heterogeneous network","score":0.6116993427276611},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.5656040906906128},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.5620995163917542},{"id":"https://openalex.org/keywords/femtocell","display_name":"Femtocell","score":0.4485991895198822},{"id":"https://openalex.org/keywords/cellular-network","display_name":"Cellular network","score":0.422306627035141},{"id":"https://openalex.org/keywords/throughput","display_name":"Throughput","score":0.42012810707092285},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.34933048486709595},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.2827491760253906},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.25320693850517273},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.21444344520568848},{"id":"https://openalex.org/keywords/wireless-network","display_name":"Wireless network","score":0.20842963457107544},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.08580192923545837}],"concepts":[{"id":"https://openalex.org/C2778291847","wikidata":"https://www.wikidata.org/wiki/Q1163937","display_name":"Macrocell","level":3,"score":0.9940788745880127},{"id":"https://openalex.org/C108710744","wikidata":"https://www.wikidata.org/wiki/Q4134329","display_name":"Blanking","level":2,"score":0.8734848499298096},{"id":"https://openalex.org/C146481406","wikidata":"https://www.wikidata.org/wiki/Q105131","display_name":"Hotspot (geology)","level":2,"score":0.7646653056144714},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.6969127655029297},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6507967710494995},{"id":"https://openalex.org/C158207573","wikidata":"https://www.wikidata.org/wiki/Q5747224","display_name":"Heterogeneous network","level":4,"score":0.6116993427276611},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.5656040906906128},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.5620995163917542},{"id":"https://openalex.org/C152504517","wikidata":"https://www.wikidata.org/wiki/Q572455","display_name":"Femtocell","level":3,"score":0.4485991895198822},{"id":"https://openalex.org/C153646914","wikidata":"https://www.wikidata.org/wiki/Q535695","display_name":"Cellular network","level":2,"score":0.422306627035141},{"id":"https://openalex.org/C157764524","wikidata":"https://www.wikidata.org/wiki/Q1383412","display_name":"Throughput","level":3,"score":0.42012810707092285},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.34933048486709595},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.2827491760253906},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.25320693850517273},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.21444344520568848},{"id":"https://openalex.org/C108037233","wikidata":"https://www.wikidata.org/wiki/Q11375","display_name":"Wireless network","level":3,"score":0.20842963457107544},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.08580192923545837},{"id":"https://openalex.org/C8058405","wikidata":"https://www.wikidata.org/wiki/Q46255","display_name":"Geophysics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/glocomw.2014.7063601","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocomw.2014.7063601","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 IEEE Globecom Workshops (GC Wkshps)","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.706.1024","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.706.1024","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.dhillon.ece.vt.edu/Downloads/AdhDhiCai_GC2014.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.7699999809265137,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W1974552031","https://openalex.org/W1977207404","https://openalex.org/W2015301486","https://openalex.org/W2044593797","https://openalex.org/W2062951360","https://openalex.org/W2124858630","https://openalex.org/W2147601077","https://openalex.org/W2149819557","https://openalex.org/W2154782861","https://openalex.org/W3103793889","https://openalex.org/W3104532765","https://openalex.org/W6661776040"],"related_works":["https://openalex.org/W2176967249","https://openalex.org/W1519632632","https://openalex.org/W2040311827","https://openalex.org/W2206637726","https://openalex.org/W2100031696","https://openalex.org/W2034139677","https://openalex.org/W2037001149","https://openalex.org/W15850631","https://openalex.org/W1976777118","https://openalex.org/W1987099914"],"abstract_inverted_index":{"This":[0,71],"paper":[1],"studies":[2],"inter-tier":[3],"interference":[4,103,131],"coordination":[5,132],"in":[6,95,111],"a":[7,50,56,90,138],"heterogeneous":[8],"cellular":[9],"network":[10],"(HetNet)":[11],"consisting":[12],"of":[13,30,49,92,98],"\"massive-MIMO\"":[14],"macrocells":[15],"and":[16,86],"multi-antenna":[17],"small":[18,108,139,154],"cells.":[19,155],"We":[20,115],"assume":[21],"that":[22,118],"the":[23,31,36,44,47,62,69,96,106,112],"users":[24,48],"are":[25,53],"concentrated":[26],"at":[27],"certain":[28],"areas":[29],"cell":[32,140],"forming":[33],"hotspots.":[34],"Assuming":[35],"hotspot":[37,52],"size":[38],"to":[39,68,74,82,105,153],"be":[40,80,123],"much":[41],"smaller":[42],"than":[43],"macrocell":[45,151],"size,":[46],"given":[51],"seen":[54],"under":[55],"relatively":[57],"narrow":[58],"angular":[59],"spread":[60],"from":[61,144],"macrocell,":[63],"thus":[64],"appearing":[65],"almost":[66],"co-located":[67],"macrocell.":[70],"gives":[72],"rise":[73],"directional":[75],"channel":[76],"vectors,":[77],"which":[78],"can":[79,122],"exploited":[81],"simplify":[83],"precoder":[84],"design":[85],"obtain":[87],"spatial":[88,127],"blanking,":[89],"means":[91],"concentrating":[93],"energy":[94],"direction":[97],"scheduled":[99],"hotspots,":[100],"while":[101],"mitigating":[102],"caused":[104],"active":[107,130],"cells":[109],"located":[110],"other":[113],"directions.":[114],"further":[116],"show":[117],"significant":[119],"throughput":[120],"gains":[121],"achieved":[124],"by":[125],"complementing":[126],"blanking":[128],"with":[129],"strategies,":[133],"such":[134],"as":[135],"turning":[136],"OFF":[137],"when":[141],"it":[142],"suffers":[143],"or":[145,149],"causes":[146],"excessive":[147],"interference,":[148],"offloading":[150],"hotspots":[152]},"counts_by_year":[{"year":2020,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":2}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}
