{"id":"https://openalex.org/W1497046059","doi":"https://doi.org/10.1109/icc.2015.7248973","title":"Retrospective interference alignment for two-cell uplink MIMO cellular networks with delayed CSIT","display_name":"Retrospective interference alignment for two-cell uplink MIMO cellular networks with delayed CSIT","publication_year":2015,"publication_date":"2015-06-01","ids":{"openalex":"https://openalex.org/W1497046059","doi":"https://doi.org/10.1109/icc.2015.7248973","mag":"1497046059"},"language":"en","primary_location":{"id":"doi:10.1109/icc.2015.7248973","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc.2015.7248973","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 IEEE International Conference on Communications (ICC)","raw_type":"proceedings-article"},"type":"preprint","indexed_in":["arxiv","crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/1504.07547","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5009725517","display_name":"Wonjae Shin","orcid":"https://orcid.org/0000-0001-6513-1237"},"institutions":[{"id":"https://openalex.org/I139264467","display_name":"Seoul National University","ror":"https://ror.org/04h9pn542","country_code":"KR","type":"education","lineage":["https://openalex.org/I139264467"]}],"countries":["KR"],"is_corresponding":true,"raw_author_name":"Wonjae Shin","raw_affiliation_strings":["Department of Electrical and Computer Eng., Seoul National University, Seoul, Korea","Department of Electrical and Computer Eng., Seoul National University, 151-744, Korea"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Eng., Seoul National University, Seoul, Korea","institution_ids":["https://openalex.org/I139264467"]},{"raw_affiliation_string":"Department of Electrical and Computer Eng., Seoul National University, 151-744, Korea","institution_ids":["https://openalex.org/I139264467"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5039196019","display_name":"Yong-Hee Han","orcid":"https://orcid.org/0000-0001-8272-5547"},"institutions":[{"id":"https://openalex.org/I139264467","display_name":"Seoul National University","ror":"https://ror.org/04h9pn542","country_code":"KR","type":"education","lineage":["https://openalex.org/I139264467"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Yonghee Han","raw_affiliation_strings":["Department of Electrical and Computer Eng., Seoul National University, Seoul, Korea","Department of Electrical and Computer Eng., Seoul National University, 151-744, Korea"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Eng., Seoul National University, Seoul, Korea","institution_ids":["https://openalex.org/I139264467"]},{"raw_affiliation_string":"Department of Electrical and Computer Eng., Seoul National University, 151-744, Korea","institution_ids":["https://openalex.org/I139264467"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100376261","display_name":"Jungwoo Lee","orcid":"https://orcid.org/0000-0002-6804-980X"},"institutions":[{"id":"https://openalex.org/I139264467","display_name":"Seoul National University","ror":"https://ror.org/04h9pn542","country_code":"KR","type":"education","lineage":["https://openalex.org/I139264467"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Jungwoo Lee","raw_affiliation_strings":["Department of Electrical and Computer Eng., Seoul National University, Seoul, Korea","Department of Electrical and Computer Eng., Seoul National University, 151-744, Korea"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Eng., Seoul National University, Seoul, Korea","institution_ids":["https://openalex.org/I139264467"]},{"raw_affiliation_string":"Department of Electrical and Computer Eng., Seoul National University, 151-744, Korea","institution_ids":["https://openalex.org/I139264467"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5014076559","display_name":"Namyoon Lee","orcid":"https://orcid.org/0000-0003-4321-4108"},"institutions":[{"id":"https://openalex.org/I86519309","display_name":"The University of Texas at Austin","ror":"https://ror.org/00hj54h04","country_code":"US","type":"education","lineage":["https://openalex.org/I86519309"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Namyoon Lee","raw_affiliation_strings":["Department of Electrical and Computer Eng., The University of Texas at Austin, Austin, TX, USA","Dept. of Electrical and Computer Engineering, The University of Texas at Austin, 78712, USA"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Eng., The University of Texas at Austin, Austin, TX, USA","institution_ids":["https://openalex.org/I86519309"]},{"raw_affiliation_string":"Dept. of Electrical and Computer Engineering, The University of Texas at Austin, 78712, USA","institution_ids":["https://openalex.org/I86519309"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5029812222","display_name":"Robert W. Heath","orcid":"https://orcid.org/0000-0002-4666-5628"},"institutions":[{"id":"https://openalex.org/I86519309","display_name":"The University of Texas at Austin","ror":"https://ror.org/00hj54h04","country_code":"US","type":"education","lineage":["https://openalex.org/I86519309"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Robert W. Heath","raw_affiliation_strings":["Department of Electrical and Computer Eng., The University of Texas at Austin, Austin, TX, USA","Dept. of Electrical and Computer Engineering, The University of Texas at Austin, 78712, USA"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Eng., The University of Texas at Austin, Austin, TX, USA","institution_ids":["https://openalex.org/I86519309"]},{"raw_affiliation_string":"Dept. of Electrical and Computer Engineering, The University of Texas at Austin, 78712, USA","institution_ids":["https://openalex.org/I86519309"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5009725517"],"corresponding_institution_ids":["https://openalex.org/I139264467"],"apc_list":null,"apc_paid":null,"fwci":0.6006,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.71054788,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"54","issue":null,"first_page":"4144","last_page":"4150"},"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":0.9993000030517578,"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9986000061035156,"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/channel-state-information","display_name":"Channel state information","score":0.7541193962097168},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.7487821578979492},{"id":"https://openalex.org/keywords/interference-alignment","display_name":"Interference alignment","score":0.7030523419380188},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.6921301484107971},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.6844720840454102},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6264404654502869},{"id":"https://openalex.org/keywords/context","display_name":"Context (archaeology)","score":0.611827552318573},{"id":"https://openalex.org/keywords/subspace-topology","display_name":"Subspace topology","score":0.5938344597816467},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4335799813270569},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3578492999076843},{"id":"https://openalex.org/keywords/topology","display_name":"Topology (electrical circuits)","score":0.34661775827407837},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.26001936197280884},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2598544657230377},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.20206186175346375},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.14643174409866333},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.11524242162704468},{"id":"https://openalex.org/keywords/biology","display_name":"Biology","score":0.08504462242126465},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.06042581796646118}],"concepts":[{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.7541193962097168},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.7487821578979492},{"id":"https://openalex.org/C2982854036","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference alignment","level":4,"score":0.7030523419380188},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.6921301484107971},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.6844720840454102},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6264404654502869},{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.611827552318573},{"id":"https://openalex.org/C32834561","wikidata":"https://www.wikidata.org/wiki/Q660730","display_name":"Subspace topology","level":2,"score":0.5938344597816467},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4335799813270569},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3578492999076843},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.34661775827407837},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.26001936197280884},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2598544657230377},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.20206186175346375},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.14643174409866333},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.11524242162704468},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.08504462242126465},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.06042581796646118},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/icc.2015.7248973","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc.2015.7248973","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 IEEE International Conference on Communications (ICC)","raw_type":"proceedings-article"},{"id":"pmh:oai:arXiv.org:1504.07547","is_oa":true,"landing_page_url":"http://arxiv.org/abs/1504.07547","pdf_url":"https://arxiv.org/pdf/1504.07547","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:1504.07547","is_oa":true,"landing_page_url":"http://arxiv.org/abs/1504.07547","pdf_url":"https://arxiv.org/pdf/1504.07547","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":28,"referenced_works":["https://openalex.org/W1519695362","https://openalex.org/W1979408141","https://openalex.org/W1999881423","https://openalex.org/W2002469179","https://openalex.org/W2047814558","https://openalex.org/W2061406850","https://openalex.org/W2106697356","https://openalex.org/W2111772171","https://openalex.org/W2113817460","https://openalex.org/W2124982134","https://openalex.org/W2136608712","https://openalex.org/W2149333437","https://openalex.org/W2154415981","https://openalex.org/W2159875207","https://openalex.org/W2162370583","https://openalex.org/W2164168142","https://openalex.org/W2171220312","https://openalex.org/W2171263842","https://openalex.org/W2200991597","https://openalex.org/W2570151474","https://openalex.org/W2763552505","https://openalex.org/W2953051087","https://openalex.org/W2963802928","https://openalex.org/W3111472228","https://openalex.org/W3125864775","https://openalex.org/W3147253957","https://openalex.org/W6665745467","https://openalex.org/W6683817792"],"related_works":["https://openalex.org/W2059045613","https://openalex.org/W4313028534","https://openalex.org/W884630482","https://openalex.org/W2025723618","https://openalex.org/W2552025594","https://openalex.org/W4211013851","https://openalex.org/W2051393281","https://openalex.org/W2025626493","https://openalex.org/W2969031654","https://openalex.org/W2134455975"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3,86],"propose":[4],"a":[5,62,82,107],"new":[6,108],"retrospective":[7,90],"interference":[8,91],"alignment":[9,92],"for":[10],"two-cell":[11,102],"multiple-input":[12],"multiple-output":[13],"(MIMO)":[14],"interfering":[15,56],"multiple":[16,55],"access":[17],"channels":[18],"(IMAC)":[19],"with":[20,78],"the":[21,27,40,44,71,89,95,99],"delayed":[22,35],"channel":[23],"state":[24],"information":[25,77],"at":[26],"transmitters":[28],"(CSIT).":[29],"It":[30],"is":[31,52],"shown":[32],"that":[33,88],"having":[34],"CSIT":[36,80],"can":[37,93],"strictly":[38],"increase":[39],"sum-DoF":[41,97],"compared":[42],"to":[43,53],"case":[45],"of":[46,101],"no":[47],"CSIT.":[48],"The":[49],"key":[50],"idea":[51],"align":[54],"signals":[57,74],"from":[58],"adjacent":[59],"cells":[60],"onto":[61],"small":[63],"dimensional":[64],"subspace":[65],"over":[66],"time":[67],"by":[68,105],"fully":[69],"exploiting":[70],"previously":[72],"received":[73],"as":[75],"side":[76],"outdated":[79],"in":[81,98],"distributed":[83],"manner.":[84],"Remarkably,":[85],"show":[87],"achieve":[94],"optimal":[96],"context":[100],"two-user":[103],"scenario":[104],"providing":[106],"outer":[109],"bound.":[110]},"counts_by_year":[{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":1}],"updated_date":"2026-03-20T23:20:44.827607","created_date":"2025-10-10T00:00:00"}
