{"id":"https://openalex.org/W2884494266","doi":"https://doi.org/10.1109/vtcspring.2018.8417620","title":"Pilot Allocation for Interference Coordination In Two-Tier Massive MIMO Heterogeneous Network","display_name":"Pilot Allocation for Interference Coordination In Two-Tier Massive MIMO Heterogeneous Network","publication_year":2018,"publication_date":"2018-06-01","ids":{"openalex":"https://openalex.org/W2884494266","doi":"https://doi.org/10.1109/vtcspring.2018.8417620","mag":"2884494266"},"language":"en","primary_location":{"id":"doi:10.1109/vtcspring.2018.8417620","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vtcspring.2018.8417620","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 IEEE 87th Vehicular Technology Conference (VTC Spring)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5036919829","display_name":"Wanming Hao","orcid":"https://orcid.org/0000-0002-4465-3447"},"institutions":[{"id":"https://openalex.org/I135598925","display_name":"Kyushu University","ror":"https://ror.org/00p4k0j84","country_code":"JP","type":"education","lineage":["https://openalex.org/I135598925"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Wanming Hao","raw_affiliation_strings":["Graduate School of Information Science and Electrical Engineering, Kyushu University, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate School of Information Science and Electrical Engineering, Kyushu University, Japan","institution_ids":["https://openalex.org/I135598925"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5063434011","display_name":"Osamu Muta","orcid":"https://orcid.org/0000-0001-5100-9855"},"institutions":[{"id":"https://openalex.org/I135598925","display_name":"Kyushu University","ror":"https://ror.org/00p4k0j84","country_code":"JP","type":"education","lineage":["https://openalex.org/I135598925"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Osamu Muta","raw_affiliation_strings":["Graduate School of Information Science and Electrical Engineering, Kyushu University, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate School of Information Science and Electrical Engineering, Kyushu University, Japan","institution_ids":["https://openalex.org/I135598925"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5026448728","display_name":"Haris Gacanin","orcid":"https://orcid.org/0000-0003-3168-8883"},"institutions":[{"id":"https://openalex.org/I4210160875","display_name":"Nokia (Belgium)","ror":"https://ror.org/04xze1462","country_code":"BE","type":"company","lineage":["https://openalex.org/I2738502077","https://openalex.org/I4210160875"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Harris Gacanin","raw_affiliation_strings":["Nokia Bell Labs, Belgium"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nokia Bell Labs, Belgium","institution_ids":["https://openalex.org/I4210160875"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.1689,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.73713443,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"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/T12791","display_name":"Full-Duplex Wireless Communications","score":0.9997000098228455,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8197555541992188},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.7917098999023438},{"id":"https://openalex.org/keywords/heterogeneous-network","display_name":"Heterogeneous network","score":0.6444309949874878},{"id":"https://openalex.org/keywords/overhead","display_name":"Overhead (engineering)","score":0.5787622928619385},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.5557029843330383},{"id":"https://openalex.org/keywords/duplex","display_name":"Duplex (building)","score":0.5414185523986816},{"id":"https://openalex.org/keywords/scheme","display_name":"Scheme (mathematics)","score":0.46066775918006897},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.4267265498638153},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.41850799322128296},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.4179069995880127},{"id":"https://openalex.org/keywords/macro","display_name":"Macro","score":0.41152259707450867},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.3629831075668335},{"id":"https://openalex.org/keywords/wireless-network","display_name":"Wireless network","score":0.15539488196372986},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.1229633092880249},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.09633669257164001},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.06882268190383911}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8197555541992188},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.7917098999023438},{"id":"https://openalex.org/C158207573","wikidata":"https://www.wikidata.org/wiki/Q5747224","display_name":"Heterogeneous network","level":4,"score":0.6444309949874878},{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.5787622928619385},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.5557029843330383},{"id":"https://openalex.org/C99611785","wikidata":"https://www.wikidata.org/wiki/Q6453233","display_name":"Duplex (building)","level":3,"score":0.5414185523986816},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.46066775918006897},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.4267265498638153},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.41850799322128296},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.4179069995880127},{"id":"https://openalex.org/C166955791","wikidata":"https://www.wikidata.org/wiki/Q629579","display_name":"Macro","level":2,"score":0.41152259707450867},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3629831075668335},{"id":"https://openalex.org/C108037233","wikidata":"https://www.wikidata.org/wiki/Q11375","display_name":"Wireless network","level":3,"score":0.15539488196372986},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.1229633092880249},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.09633669257164001},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.06882268190383911},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.0},{"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/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C552990157","wikidata":"https://www.wikidata.org/wiki/Q7430","display_name":"DNA","level":2,"score":0.0},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/vtcspring.2018.8417620","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vtcspring.2018.8417620","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 IEEE 87th Vehicular Technology Conference (VTC Spring)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G3439668300","display_name":"Development of adaptive signal processing utilizing massive antennas for power-efficient wireless communications","funder_award_id":"17K06427","funder_id":"https://openalex.org/F4320334764","funder_display_name":"Japan Society for the Promotion of Science"}],"funders":[{"id":"https://openalex.org/F4320334764","display_name":"Japan Society for the Promotion of Science","ror":"https://ror.org/00hhkn466"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W1758406427","https://openalex.org/W1933343358","https://openalex.org/W2044593797","https://openalex.org/W2054692642","https://openalex.org/W2072184935","https://openalex.org/W2147601077","https://openalex.org/W2228048552","https://openalex.org/W2291446608","https://openalex.org/W2291872226","https://openalex.org/W2516393568","https://openalex.org/W2750397832","https://openalex.org/W2758078545"],"related_works":["https://openalex.org/W2548963335","https://openalex.org/W2159941915","https://openalex.org/W2962882802","https://openalex.org/W2030816003","https://openalex.org/W2962922943","https://openalex.org/W2613807087","https://openalex.org/W2038093983","https://openalex.org/W3046102531","https://openalex.org/W2921549278","https://openalex.org/W3167642505"],"abstract_inverted_index":{"In":[0,74],"this":[1],"paper,":[2],"we":[3,20,54,76],"investigate":[4],"pilot":[5,24,45,72,80],"allocation":[6,25,81],"problem":[7,59],"in":[8],"two-tier":[9],"time":[10],"division":[11],"duplex":[12],"(TDD)":[13],"heterogeneous":[14],"network":[15],"(HetNet)":[16],"with":[17],"mMIMO.":[18],"First,":[19],"propose":[21,61,77],"a":[22,62],"new":[23],"scheme":[26,103],"to":[27,68,83],"maximize":[28],"ergodic":[29],"downlink":[30],"sum":[31],"rate":[32],"of":[33,100,106],"macro":[34],"users":[35,40],"(MUs)":[36],"and":[37,47,60,88],"small":[38],"cell":[39],"(SUs),":[41],"where":[42],"the":[43,57,70,85,98,101,107],"uplink":[44],"overhead":[46],"cross-tier":[48],"interference":[49],"are":[50],"jointly":[51],"considered.":[52],"Then,":[53],"theoretically":[55],"analyze":[56],"formulated":[58],"low":[63],"complexity":[64],"one-dimensional":[65],"search":[66],"algorithm":[67],"obtain":[69],"optimum":[71],"allocation.":[73],"addition,":[75],"two":[78],"suboptimal":[79],"algorithms":[82],"simplify":[84],"computational":[86],"process":[87],"improve":[89],"SUs'":[90],"fairness,":[91],"respectively.":[92],"Finally,":[93],"simulation":[94],"results":[95],"show":[96],"that":[97,105],"performance":[99],"proposed":[102],"outperforms":[104],"traditional":[108],"schemes.":[109]},"counts_by_year":[{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}
