{"id":"https://openalex.org/W2011038413","doi":"https://doi.org/10.1109/glocomw.2012.6477634","title":"Impact of pattern reconfigurable antennas on Interference Alignment over measured channels","display_name":"Impact of pattern reconfigurable antennas on Interference Alignment over measured channels","publication_year":2012,"publication_date":"2012-12-01","ids":{"openalex":"https://openalex.org/W2011038413","doi":"https://doi.org/10.1109/glocomw.2012.6477634","mag":"2011038413"},"language":"en","primary_location":{"id":"doi:10.1109/glocomw.2012.6477634","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocomw.2012.6477634","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE Globecom Workshops","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/A5027502500","display_name":"Rohit Bahl","orcid":null},"institutions":[{"id":"https://openalex.org/I79576946","display_name":"University of Pennsylvania","ror":"https://ror.org/00b30xv10","country_code":"US","type":"education","lineage":["https://openalex.org/I79576946"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Rohit Bahl","raw_affiliation_strings":["Department of Electrical and Systems Engineering, University of Pennsylvania, USA","Department of Electrical and Systems Engineering, University of Pennsylvania#TAB#"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Systems Engineering, University of Pennsylvania, USA","institution_ids":["https://openalex.org/I79576946"]},{"raw_affiliation_string":"Department of Electrical and Systems Engineering, University of Pennsylvania#TAB#","institution_ids":["https://openalex.org/I79576946"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5037817518","display_name":"Nikhil Gulati","orcid":null},"institutions":[{"id":"https://openalex.org/I72816309","display_name":"Drexel University","ror":"https://ror.org/04bdffz58","country_code":"US","type":"education","lineage":["https://openalex.org/I72816309"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Nikhil Gulati","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Drexel University, Philadelphia, PA, USA","Dept. of Electrical and Computer Eng., Drexel Univ., Philadelphia, Pa. 19104"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Drexel University, Philadelphia, PA, USA","institution_ids":["https://openalex.org/I72816309"]},{"raw_affiliation_string":"Dept. of Electrical and Computer Eng., Drexel Univ., Philadelphia, Pa. 19104","institution_ids":["https://openalex.org/I72816309"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5017507453","display_name":"Kapil R. Dandekar","orcid":"https://orcid.org/0000-0003-1936-2514"},"institutions":[{"id":"https://openalex.org/I72816309","display_name":"Drexel University","ror":"https://ror.org/04bdffz58","country_code":"US","type":"education","lineage":["https://openalex.org/I72816309"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Kapil R. Dandekar","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Drexel University, Philadelphia, PA, USA","Dept. of Electrical and Computer Eng., Drexel Univ., Philadelphia, Pa. 19104"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Drexel University, Philadelphia, PA, USA","institution_ids":["https://openalex.org/I72816309"]},{"raw_affiliation_string":"Dept. of Electrical and Computer Eng., Drexel Univ., Philadelphia, Pa. 19104","institution_ids":["https://openalex.org/I72816309"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5084818121","display_name":"D.L. Jaggard","orcid":null},"institutions":[{"id":"https://openalex.org/I79576946","display_name":"University of Pennsylvania","ror":"https://ror.org/00b30xv10","country_code":"US","type":"education","lineage":["https://openalex.org/I79576946"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Dwight Jaggard","raw_affiliation_strings":["Department of Electrical and Systems Engineering, University of Pennsylvania, USA","Department of Electrical and Systems Engineering, University of Pennsylvania#TAB#"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Systems Engineering, University of Pennsylvania, USA","institution_ids":["https://openalex.org/I79576946"]},{"raw_affiliation_string":"Department of Electrical and Systems Engineering, University of Pennsylvania#TAB#","institution_ids":["https://openalex.org/I79576946"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5027502500"],"corresponding_institution_ids":["https://openalex.org/I79576946"],"apc_list":null,"apc_paid":null,"fwci":1.7185,"has_fulltext":false,"cited_by_count":12,"citation_normalized_percentile":{"value":0.8531783,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"557","last_page":"562"},"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/T10125","display_name":"Advanced Wireless Communication Techniques","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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9994999766349792,"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/interference","display_name":"Interference (communication)","score":0.7441244721412659},{"id":"https://openalex.org/keywords/orthogonality","display_name":"Orthogonality","score":0.7191448211669922},{"id":"https://openalex.org/keywords/antenna","display_name":"Antenna (radio)","score":0.602088987827301},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.5718728303909302},{"id":"https://openalex.org/keywords/reconfigurability","display_name":"Reconfigurability","score":0.5679796934127808},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.551019549369812},{"id":"https://openalex.org/keywords/reconfigurable-antenna","display_name":"Reconfigurable antenna","score":0.5384905338287354},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5366268754005432},{"id":"https://openalex.org/keywords/topology","display_name":"Topology (electrical circuits)","score":0.522821307182312},{"id":"https://openalex.org/keywords/single-antenna-interference-cancellation","display_name":"Single antenna interference cancellation","score":0.5004966259002686},{"id":"https://openalex.org/keywords/linear-subspace","display_name":"Linear subspace","score":0.44610846042633057},{"id":"https://openalex.org/keywords/diversity-gain","display_name":"Diversity gain","score":0.43536531925201416},{"id":"https://openalex.org/keywords/co-channel-interference","display_name":"Co-channel interference","score":0.43214061856269836},{"id":"https://openalex.org/keywords/channel-capacity","display_name":"Channel capacity","score":0.4306177496910095},{"id":"https://openalex.org/keywords/subspace-topology","display_name":"Subspace topology","score":0.4201250970363617},{"id":"https://openalex.org/keywords/interference-alignment","display_name":"Interference alignment","score":0.4185704290866852},{"id":"https://openalex.org/keywords/degrees-of-freedom","display_name":"Degrees of freedom (physics and chemistry)","score":0.41681915521621704},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.37479740381240845},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.36181211471557617},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.293468177318573},{"id":"https://openalex.org/keywords/radiation-pattern","display_name":"Radiation pattern","score":0.24197974801063538},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.19616129994392395},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.14036166667938232},{"id":"https://openalex.org/keywords/antenna-efficiency","display_name":"Antenna efficiency","score":0.11764147877693176},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.06605881452560425}],"concepts":[{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.7441244721412659},{"id":"https://openalex.org/C17137986","wikidata":"https://www.wikidata.org/wiki/Q215067","display_name":"Orthogonality","level":2,"score":0.7191448211669922},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.602088987827301},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.5718728303909302},{"id":"https://openalex.org/C2780149590","wikidata":"https://www.wikidata.org/wiki/Q7302742","display_name":"Reconfigurability","level":2,"score":0.5679796934127808},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.551019549369812},{"id":"https://openalex.org/C131369404","wikidata":"https://www.wikidata.org/wiki/Q7554278","display_name":"Reconfigurable antenna","level":5,"score":0.5384905338287354},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5366268754005432},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.522821307182312},{"id":"https://openalex.org/C83204339","wikidata":"https://www.wikidata.org/wiki/Q7523915","display_name":"Single antenna interference cancellation","level":3,"score":0.5004966259002686},{"id":"https://openalex.org/C12362212","wikidata":"https://www.wikidata.org/wiki/Q728435","display_name":"Linear subspace","level":2,"score":0.44610846042633057},{"id":"https://openalex.org/C164785522","wikidata":"https://www.wikidata.org/wiki/Q5283966","display_name":"Diversity gain","level":4,"score":0.43536531925201416},{"id":"https://openalex.org/C6532628","wikidata":"https://www.wikidata.org/wiki/Q5137431","display_name":"Co-channel interference","level":4,"score":0.43214061856269836},{"id":"https://openalex.org/C97744766","wikidata":"https://www.wikidata.org/wiki/Q870845","display_name":"Channel capacity","level":3,"score":0.4306177496910095},{"id":"https://openalex.org/C32834561","wikidata":"https://www.wikidata.org/wiki/Q660730","display_name":"Subspace topology","level":2,"score":0.4201250970363617},{"id":"https://openalex.org/C2982854036","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference alignment","level":4,"score":0.4185704290866852},{"id":"https://openalex.org/C208081375","wikidata":"https://www.wikidata.org/wiki/Q274502","display_name":"Degrees of freedom (physics and chemistry)","level":2,"score":0.41681915521621704},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.37479740381240845},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.36181211471557617},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.293468177318573},{"id":"https://openalex.org/C151764478","wikidata":"https://www.wikidata.org/wiki/Q571921","display_name":"Radiation pattern","level":3,"score":0.24197974801063538},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.19616129994392395},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.14036166667938232},{"id":"https://openalex.org/C160844929","wikidata":"https://www.wikidata.org/wiki/Q55604036","display_name":"Antenna efficiency","level":4,"score":0.11764147877693176},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.06605881452560425},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/glocomw.2012.6477634","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocomw.2012.6477634","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE Globecom Workshops","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.6700000166893005,"id":"https://metadata.un.org/sdg/16","display_name":"Peace, Justice and strong institutions"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W1972272887","https://openalex.org/W1972797555","https://openalex.org/W1979408141","https://openalex.org/W2028676993","https://openalex.org/W2102539614","https://openalex.org/W2110425024","https://openalex.org/W2114755738","https://openalex.org/W2116207933","https://openalex.org/W2119534334","https://openalex.org/W2149787135","https://openalex.org/W2156351559","https://openalex.org/W2159647585","https://openalex.org/W2161515500","https://openalex.org/W2168095411","https://openalex.org/W2951552936","https://openalex.org/W4253513443"],"related_works":["https://openalex.org/W3177375528","https://openalex.org/W3203277562","https://openalex.org/W1520934706","https://openalex.org/W1881182526","https://openalex.org/W2054726947","https://openalex.org/W4386189536","https://openalex.org/W3025289034","https://openalex.org/W1562202187","https://openalex.org/W4312367040","https://openalex.org/W2052760652"],"abstract_inverted_index":{"In":[0,46],"recent":[1],"years,":[2],"it":[3],"has":[4],"been":[5],"shown":[6],"that":[7,53,115,140],"concentrating":[8],"interference":[9,32,40,101],"and":[10,39,86,123],"desired":[11],"signal":[12,38],"into":[13],"separate":[14],"spaces":[15],"using":[16,55,93],"Interference":[17],"Alignment":[18],"(IA),":[19],"can":[20,64,150],"achieve":[21],"the":[22,26,31,35,51,61,71,74,88,105,146],"outer":[23],"bound":[24],"of":[25,28,37,90,148],"degrees":[27],"freedom":[29],"for":[30],"channel.":[33],"However,":[34],"non-orthogonality":[36],"space":[41],"limits":[42],"sum":[43,79,127],"capacity":[44,128],"performance.":[45],"this":[47],"paper,":[48],"we":[49],"present":[50],"notion":[52],"by":[54,131],"reconfigurable":[56,110],"antenna":[57,111],"based":[58],"pattern":[59,91,133],"diversity,":[60],"optimal":[62,143],"channel":[63,144],"be":[65,152],"realized":[66],"in":[67,98,120,126,154],"order":[68],"to":[69,142],"maximize":[70],"distance":[72,122],"between":[73],"two":[75,108],"subspaces,":[76],"thereby":[77],"increasing":[78],"capacity.":[80],"We":[81,103,113,137],"experimentally":[82],"validate":[83],"our":[84],"claim":[85],"show":[87,114,139],"benefits":[89],"reconfigurability":[92],"real":[94],"world":[95],"channels,":[96],"measured":[97],"a":[99,155],"MIMO-OFDM":[100],"network.":[102],"quantify":[104],"results":[106],"with":[107,135],"different":[109],"architectures.":[112],"an":[116],"additional":[117],"47%":[118],"gain":[119,125],"chordal":[121],"45%":[124],"were":[129],"achieved":[130],"exploiting":[132],"diversity":[134],"IA.":[136],"further":[138],"due":[141],"selection,":[145],"performance":[147],"IA":[149],"also":[151],"improved":[153],"low":[156],"SNR":[157],"regime.":[158]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
