{"id":"https://openalex.org/W2158689212","doi":"https://doi.org/10.1109/isit.2011.6033950","title":"Interference alignment and Degrees of Freedom region of cellular sigma channel","display_name":"Interference alignment and Degrees of Freedom region of cellular sigma channel","publication_year":2011,"publication_date":"2011-07-01","ids":{"openalex":"https://openalex.org/W2158689212","doi":"https://doi.org/10.1109/isit.2011.6033950","mag":"2158689212"},"language":"en","primary_location":{"id":"doi:10.1109/isit.2011.6033950","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isit.2011.6033950","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 IEEE International Symposium on Information Theory Proceedings","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/A5101402784","display_name":"Huarui Yin","orcid":"https://orcid.org/0000-0003-0506-5930"},"institutions":[{"id":"https://openalex.org/I126520041","display_name":"University of Science and Technology of China","ror":"https://ror.org/04c4dkn09","country_code":"CN","type":"education","lineage":["https://openalex.org/I126520041","https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Huarui Yin","raw_affiliation_strings":["WINLAB, Department of EEIS, University of Science and Technology of China, Hefei, Anhui, China"],"affiliations":[{"raw_affiliation_string":"WINLAB, Department of EEIS, University of Science and Technology of China, Hefei, Anhui, China","institution_ids":["https://openalex.org/I126520041"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111809383","display_name":"Lei Ke","orcid":null},"institutions":[{"id":"https://openalex.org/I173911158","display_name":"Iowa State University","ror":"https://ror.org/04rswrd78","country_code":"US","type":"education","lineage":["https://openalex.org/I173911158"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Lei Ke","raw_affiliation_strings":["Department of ECE, Iowa State University, Ames, IA, USA"],"affiliations":[{"raw_affiliation_string":"Department of ECE, Iowa State University, Ames, IA, USA","institution_ids":["https://openalex.org/I173911158"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5047286710","display_name":"Zhengdao Wang","orcid":"https://orcid.org/0000-0002-2972-6580"},"institutions":[{"id":"https://openalex.org/I173911158","display_name":"Iowa State University","ror":"https://ror.org/04rswrd78","country_code":"US","type":"education","lineage":["https://openalex.org/I173911158"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Zhengdao Wang","raw_affiliation_strings":["Department of ECE, Iowa State University, Ames, IA, USA"],"affiliations":[{"raw_affiliation_string":"Department of ECE, Iowa State University, Ames, IA, USA","institution_ids":["https://openalex.org/I173911158"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5101402784"],"corresponding_institution_ids":["https://openalex.org/I126520041"],"apc_list":null,"apc_paid":null,"fwci":0.8098,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.77733273,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"21","last_page":"25"},"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":0.9998000264167786,"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/T11409","display_name":"Advanced Wireless Network Optimization","score":0.9990000128746033,"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/base-station","display_name":"Base station","score":0.8815245032310486},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.7327240705490112},{"id":"https://openalex.org/keywords/degrees-of-freedom","display_name":"Degrees of freedom (physics and chemistry)","score":0.7194101810455322},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.7072840929031372},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6436257362365723},{"id":"https://openalex.org/keywords/cellular-network","display_name":"Cellular network","score":0.6316133737564087},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5943503379821777},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.5905283093452454},{"id":"https://openalex.org/keywords/interference-alignment","display_name":"Interference alignment","score":0.5437172651290894},{"id":"https://openalex.org/keywords/co-channel-interference","display_name":"Co-channel interference","score":0.5436061024665833},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.48352909088134766},{"id":"https://openalex.org/keywords/mobile-station","display_name":"Mobile station","score":0.4594730734825134},{"id":"https://openalex.org/keywords/cellular-radio","display_name":"Cellular radio","score":0.4558609127998352},{"id":"https://openalex.org/keywords/mobile-telephony","display_name":"Mobile telephony","score":0.444124698638916},{"id":"https://openalex.org/keywords/topology","display_name":"Topology (electrical circuits)","score":0.4111785292625427},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.35969069600105286},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.32634082436561584},{"id":"https://openalex.org/keywords/mobile-radio","display_name":"Mobile radio","score":0.303991436958313},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.20967885851860046},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.17979252338409424},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.1680087447166443},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.13265034556388855}],"concepts":[{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.8815245032310486},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.7327240705490112},{"id":"https://openalex.org/C208081375","wikidata":"https://www.wikidata.org/wiki/Q274502","display_name":"Degrees of freedom (physics and chemistry)","level":2,"score":0.7194101810455322},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.7072840929031372},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6436257362365723},{"id":"https://openalex.org/C153646914","wikidata":"https://www.wikidata.org/wiki/Q535695","display_name":"Cellular network","level":2,"score":0.6316133737564087},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5943503379821777},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.5905283093452454},{"id":"https://openalex.org/C2982854036","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference alignment","level":4,"score":0.5437172651290894},{"id":"https://openalex.org/C6532628","wikidata":"https://www.wikidata.org/wiki/Q5137431","display_name":"Co-channel interference","level":4,"score":0.5436061024665833},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.48352909088134766},{"id":"https://openalex.org/C207029474","wikidata":"https://www.wikidata.org/wiki/Q384018","display_name":"Mobile station","level":3,"score":0.4594730734825134},{"id":"https://openalex.org/C2986910011","wikidata":"https://www.wikidata.org/wiki/Q17517","display_name":"Cellular radio","level":3,"score":0.4558609127998352},{"id":"https://openalex.org/C95491727","wikidata":"https://www.wikidata.org/wiki/Q992968","display_name":"Mobile telephony","level":3,"score":0.444124698638916},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.4111785292625427},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.35969069600105286},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.32634082436561584},{"id":"https://openalex.org/C2781307350","wikidata":"https://www.wikidata.org/wiki/Q6887221","display_name":"Mobile radio","level":2,"score":0.303991436958313},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.20967885851860046},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.17979252338409424},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.1680087447166443},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.13265034556388855},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/isit.2011.6033950","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isit.2011.6033950","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 IEEE International Symposium on Information Theory Proceedings","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.771.6000","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.771.6000","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://arxiv.org/pdf/1103.0270.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Peace, Justice and strong institutions","score":0.8299999833106995,"id":"https://metadata.un.org/sdg/16"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":13,"referenced_works":["https://openalex.org/W2012454404","https://openalex.org/W2106549261","https://openalex.org/W2129766733","https://openalex.org/W2134597454","https://openalex.org/W2136608712","https://openalex.org/W2162370583","https://openalex.org/W2168448439","https://openalex.org/W2171220312","https://openalex.org/W2478708596","https://openalex.org/W2533153119","https://openalex.org/W2951007058","https://openalex.org/W2951714206","https://openalex.org/W6653609749"],"related_works":["https://openalex.org/W1964136188","https://openalex.org/W2093048114","https://openalex.org/W2062578238","https://openalex.org/W2004204067","https://openalex.org/W2107805969","https://openalex.org/W2153689273","https://openalex.org/W2061667267","https://openalex.org/W2139034984","https://openalex.org/W2075323193","https://openalex.org/W2136221774"],"abstract_inverted_index":{"We":[0,31,69],"investigate":[1],"the":[2,13,23,72,76,88,99],"Degrees":[3],"of":[4,8],"Freedom":[5],"(DoF)":[6],"Region":[7],"a":[9,33,63],"cellular":[10],"network,":[11],"where":[12,35],"cells":[14],"can":[15,26,59],"have":[16],"overlapping":[17,21],"areas.":[18],"Within":[19],"an":[20],"area,":[22],"mobile":[24,47,57],"users":[25],"access":[27],"multiple":[28,44],"base":[29,39,100],"stations.":[30,101],"consider":[32],"case":[34],"there":[36],"are":[37,49],"two":[38],"stations":[40,48],"both":[41,67],"equipped":[42,51],"with":[43,52],"antennas.":[45],"The":[46,90],"all":[50],"single":[53,64],"antenna":[54],"and":[55],"each":[56],"station":[58],"belong":[60],"to":[61],"either":[62],"cell":[65],"or":[66],"cells.":[68],"completely":[70],"characterize":[71],"DoF":[73],"region":[74],"for":[75],"uplink":[77],"channel":[78,82],"assuming":[79],"that":[80],"global":[81],"state":[83],"information":[84],"is":[85,93],"available":[86],"at":[87,98],"transmitters.":[89],"achievability":[91],"scheme":[92],"based":[94],"on":[95],"interference":[96],"alignment":[97]},"counts_by_year":[{"year":2016,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}
