{"id":"https://openalex.org/W2957099090","doi":"https://doi.org/10.1109/icc.2019.8762094","title":"Intra-Cell Pilot Contamination Mitigation in Massive MIMO Systems with Underlay Spectrum-Sharing","display_name":"Intra-Cell Pilot Contamination Mitigation in Massive MIMO Systems with Underlay Spectrum-Sharing","publication_year":2019,"publication_date":"2019-05-01","ids":{"openalex":"https://openalex.org/W2957099090","doi":"https://doi.org/10.1109/icc.2019.8762094","mag":"2957099090"},"language":"en","primary_location":{"id":"doi:10.1109/icc.2019.8762094","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc.2019.8762094","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICC 2019 - 2019 IEEE International Conference on Communications (ICC)","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/A5030811484","display_name":"Dhanushka Kudathanthirige","orcid":"https://orcid.org/0000-0003-0526-784X"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Dhanushka Kudathanthirige","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Southern Illinois University, USA, IL"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Southern Illinois University, USA, IL","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5068833255","display_name":"Gayan Amarasuriya","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Gayan Amarasuriya","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Southern Illinois University, USA, IL"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Southern Illinois University, USA, IL","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"7"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9998999834060669,"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":0.9998999834060669,"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":0.9994000196456909,"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/T10964","display_name":"Wireless Communication Security 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/underlay","display_name":"Underlay","score":0.946988046169281},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.703305721282959},{"id":"https://openalex.org/keywords/contamination","display_name":"Contamination","score":0.6480994820594788},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5609353184700012},{"id":"https://openalex.org/keywords/3g-mimo","display_name":"3G MIMO","score":0.41156211495399475},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.4053924083709717},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.2882082164287567},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2806622087955475},{"id":"https://openalex.org/keywords/signal-to-noise-ratio","display_name":"Signal-to-noise ratio (imaging)","score":0.2617630362510681},{"id":"https://openalex.org/keywords/biology","display_name":"Biology","score":0.09698203206062317},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.07175260782241821},{"id":"https://openalex.org/keywords/ecology","display_name":"Ecology","score":0.06671571731567383}],"concepts":[{"id":"https://openalex.org/C2777679929","wikidata":"https://www.wikidata.org/wiki/Q7883709","display_name":"Underlay","level":3,"score":0.946988046169281},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.703305721282959},{"id":"https://openalex.org/C112570922","wikidata":"https://www.wikidata.org/wiki/Q60528603","display_name":"Contamination","level":2,"score":0.6480994820594788},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5609353184700012},{"id":"https://openalex.org/C165650700","wikidata":"https://www.wikidata.org/wiki/Q4636347","display_name":"3G MIMO","level":4,"score":0.41156211495399475},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.4053924083709717},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.2882082164287567},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2806622087955475},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.2617630362510681},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.09698203206062317},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.07175260782241821},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.06671571731567383}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icc.2019.8762094","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc.2019.8762094","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICC 2019 - 2019 IEEE International Conference on Communications (ICC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W250076511","https://openalex.org/W615589970","https://openalex.org/W1518945650","https://openalex.org/W1965392255","https://openalex.org/W2035967315","https://openalex.org/W2071707134","https://openalex.org/W2092256136","https://openalex.org/W2127593435","https://openalex.org/W2282156737","https://openalex.org/W2495756471","https://openalex.org/W2884735424","https://openalex.org/W2896506961"],"related_works":["https://openalex.org/W4245805393","https://openalex.org/W2889185763","https://openalex.org/W2038397443","https://openalex.org/W4200145345","https://openalex.org/W2112785353","https://openalex.org/W2941374357","https://openalex.org/W1561113522","https://openalex.org/W1495906304","https://openalex.org/W4390496060","https://openalex.org/W2164866798"],"abstract_inverted_index":{"The":[0,59],"coherence":[1,174],"residual":[2,100],"interference":[3,97,101,134],"caused":[4,90],"by":[5,91,103,183],"intra-cell":[6,41,173],"pilot":[7,42,105],"contamination":[8,106],"has":[9],"been":[10],"shown":[11],"to":[12,18],"be":[13,150,180],"the":[14,19,47,81,113,122,137,146,160,172],"most":[15],"detrimental":[16,83],"impediment":[17],"underlay":[20,52],"spectrum-sharing":[21,53],"in":[22,152,190],"massive":[23,191],"multiple-input":[24],"multiple-output":[25],"(MIMO)":[26],"systems.":[27,193],"As":[28],"a":[29,31],"remedy,":[30],"reverse":[32],"time-division-duplexing":[33],"(R-TDD)":[34],"transmission":[35],"strategy":[36],"is":[37,57,170],"proposed":[38],"for":[39,71],"mitigating":[40],"contamination.":[43],"To":[44],"this":[45],"end,":[46],"performance":[48,124],"of":[49,85,132,139,159,176],"multi-cell":[50],"multi-user":[51],"MIMO":[54,192],"with":[55,126],"R-TDD":[56,185],"investigated.":[58],"secondary":[60,123,147],"transmit":[61,156],"power":[62,157],"constraints":[63],"and":[64,74,99,110,186],"achievable":[65,167],"uplin/downlink":[66],"sum":[67],"rates":[68],"are":[69,107],"derived":[70],"both":[72],"finite":[73],"infinite":[75],"base-station":[76],"(BS)":[77],"antenna":[78],"regimes.":[79],"Thereby,":[80],"joint":[82],"effects":[84],"spatial":[86],"correlation,":[87],"beamforming":[88],"uncertainty":[89],"imperfectly":[92,127],"estimated":[93,128],"channels,":[94],"inter-cell":[95,104],"co-channel":[96],"(CCI)":[98],"incurred":[102],"analytically":[108],"quantified":[109],"compared":[111],"against":[112],"conventional":[114],"TDD":[115],"(C-TDD)":[116],"counterpart.":[117],"Our":[118],"analysis":[119],"reveals":[120],"that":[121],"metrics":[125],"channels":[129],"become":[130],"independent":[131,158],"primary":[133,161],"threshold":[135],"when":[136],"number":[138],"BS":[140],"antennas":[141],"grows":[142],"without":[143,163],"bound.":[144],"Thus,":[145],"system":[148,162],"can":[149,179],"operated":[151],"its":[153,165],"maximum":[154],"average":[155],"hindering":[164],"asymptotic":[166,187],"rates.":[168],"This":[169],"because":[171],"CCI":[175],"two":[177],"systems":[178],"asymptotically":[181],"mitigated":[182],"exploiting":[184],"channel":[188],"orthogonality":[189]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}