{"id":"https://openalex.org/W2073834574","doi":"https://doi.org/10.1109/iccs.2012.6406114","title":"MIMO-OFDM radar array configuration for resolving DOA ambiguity","display_name":"MIMO-OFDM radar array configuration for resolving DOA ambiguity","publication_year":2012,"publication_date":"2012-11-01","ids":{"openalex":"https://openalex.org/W2073834574","doi":"https://doi.org/10.1109/iccs.2012.6406114","mag":"2073834574"},"language":"en","primary_location":{"id":"doi:10.1109/iccs.2012.6406114","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iccs.2012.6406114","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE International Conference on Communication Systems (ICCS)","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/A5000118042","display_name":"Chee Wee Kim","orcid":null},"institutions":[{"id":"https://openalex.org/I3005327000","display_name":"Institute for Infocomm Research","ror":"https://ror.org/053rfa017","country_code":"SG","type":"facility","lineage":["https://openalex.org/I115228651","https://openalex.org/I3005327000","https://openalex.org/I91275662"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Chee Wee Kim","raw_affiliation_strings":["Institute for Infocomm Research, Singapore","Institute for Infocomm Research, 1 Fusionopolis Way, #21-01 Connexis, Singapore 1138632"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute for Infocomm Research, Singapore","institution_ids":["https://openalex.org/I3005327000"]},{"raw_affiliation_string":"Institute for Infocomm Research, 1 Fusionopolis Way, #21-01 Connexis, Singapore 1138632","institution_ids":["https://openalex.org/I3005327000"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5107117636","display_name":"Bin Luo","orcid":"https://orcid.org/0000-0002-1414-3307"},"institutions":[{"id":"https://openalex.org/I3005327000","display_name":"Institute for Infocomm Research","ror":"https://ror.org/053rfa017","country_code":"SG","type":"facility","lineage":["https://openalex.org/I115228651","https://openalex.org/I3005327000","https://openalex.org/I91275662"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Bin Luo","raw_affiliation_strings":["Institute for Infocomm Research, Singapore","Institute for Infocomm Research, 1 Fusionopolis Way, #21-01 Connexis, Singapore 1138632"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute for Infocomm Research, Singapore","institution_ids":["https://openalex.org/I3005327000"]},{"raw_affiliation_string":"Institute for Infocomm Research, 1 Fusionopolis Way, #21-01 Connexis, Singapore 1138632","institution_ids":["https://openalex.org/I3005327000"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5007832415","display_name":"Ying\u2010Chang Liang","orcid":"https://orcid.org/0000-0003-2671-5090"},"institutions":[{"id":"https://openalex.org/I3005327000","display_name":"Institute for Infocomm Research","ror":"https://ror.org/053rfa017","country_code":"SG","type":"facility","lineage":["https://openalex.org/I115228651","https://openalex.org/I3005327000","https://openalex.org/I91275662"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Ying-Chang Liang","raw_affiliation_strings":["Institute for Infocomm Research, Singapore","Institute for Infocomm Research, 1 Fusionopolis Way, #21-01 Connexis, Singapore 1138632"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute for Infocomm Research, Singapore","institution_ids":["https://openalex.org/I3005327000"]},{"raw_affiliation_string":"Institute for Infocomm Research, 1 Fusionopolis Way, #21-01 Connexis, Singapore 1138632","institution_ids":["https://openalex.org/I3005327000"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100675658","display_name":"Michael Michael","orcid":"https://orcid.org/0000-0003-0207-0275"},"institutions":[{"id":"https://openalex.org/I3005327000","display_name":"Institute for Infocomm Research","ror":"https://ror.org/053rfa017","country_code":"SG","type":"facility","lineage":["https://openalex.org/I115228651","https://openalex.org/I3005327000","https://openalex.org/I91275662"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Michael","raw_affiliation_strings":["Institute for Infocomm Research, Singapore","Institute for Infocomm Research, 1 Fusionopolis Way, #21-01 Connexis, Singapore 1138632"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute for Infocomm Research, Singapore","institution_ids":["https://openalex.org/I3005327000"]},{"raw_affiliation_string":"Institute for Infocomm Research, 1 Fusionopolis Way, #21-01 Connexis, Singapore 1138632","institution_ids":["https://openalex.org/I3005327000"]}]},{"author_position":"last","author":{"id":null,"display_name":"Yan Wah Chia","orcid":null},"institutions":[{"id":"https://openalex.org/I3005327000","display_name":"Institute for Infocomm Research","ror":"https://ror.org/053rfa017","country_code":"SG","type":"facility","lineage":["https://openalex.org/I115228651","https://openalex.org/I3005327000","https://openalex.org/I91275662"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Yan Wah Chia","raw_affiliation_strings":["Institute for Infocomm Research, Singapore","Institute for Infocomm Research, 1 Fusionopolis Way, #21-01 Connexis, Singapore 1138632"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute for Infocomm Research, Singapore","institution_ids":["https://openalex.org/I3005327000"]},{"raw_affiliation_string":"Institute for Infocomm Research, 1 Fusionopolis Way, #21-01 Connexis, Singapore 1138632","institution_ids":["https://openalex.org/I3005327000"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I3005327000"],"apc_list":null,"apc_paid":null,"fwci":0.732,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.69223301,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":97},"biblio":{"volume":"19","issue":null,"first_page":"85","last_page":"89"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T11946","display_name":"Antenna Design and Optimization","score":0.9991000294685364,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T10891","display_name":"Radar Systems and Signal Processing","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/grating","display_name":"Grating","score":0.5909271836280823},{"id":"https://openalex.org/keywords/direction-of-arrival","display_name":"Direction of arrival","score":0.5606350898742676},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.5120194554328918},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5104905366897583},{"id":"https://openalex.org/keywords/aperture","display_name":"Aperture (computer memory)","score":0.4734358787536621},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.45584481954574585},{"id":"https://openalex.org/keywords/antenna-diversity","display_name":"Antenna diversity","score":0.45566079020500183},{"id":"https://openalex.org/keywords/main-lobe","display_name":"Main lobe","score":0.4432273805141449},{"id":"https://openalex.org/keywords/active-electronically-scanned-array","display_name":"Active electronically scanned array","score":0.43741440773010254},{"id":"https://openalex.org/keywords/coupling","display_name":"Coupling (piping)","score":0.4351944029331207},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.39944395422935486},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3987228274345398},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.39522239565849304},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.3299126923084259},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.29693272709846497},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.22847291827201843},{"id":"https://openalex.org/keywords/radar-imaging","display_name":"Radar imaging","score":0.21301230788230896},{"id":"https://openalex.org/keywords/radar-engineering-details","display_name":"Radar engineering details","score":0.195526123046875},{"id":"https://openalex.org/keywords/antenna","display_name":"Antenna (radio)","score":0.16785457730293274},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.13575497269630432}],"concepts":[{"id":"https://openalex.org/C2777813233","wikidata":"https://www.wikidata.org/wiki/Q1527816","display_name":"Grating","level":2,"score":0.5909271836280823},{"id":"https://openalex.org/C172051844","wikidata":"https://www.wikidata.org/wiki/Q5280438","display_name":"Direction of arrival","level":3,"score":0.5606350898742676},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.5120194554328918},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5104905366897583},{"id":"https://openalex.org/C78336883","wikidata":"https://www.wikidata.org/wiki/Q4779385","display_name":"Aperture (computer memory)","level":2,"score":0.4734358787536621},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.45584481954574585},{"id":"https://openalex.org/C60069766","wikidata":"https://www.wikidata.org/wiki/Q357054","display_name":"Antenna diversity","level":3,"score":0.45566079020500183},{"id":"https://openalex.org/C166923610","wikidata":"https://www.wikidata.org/wiki/Q6673925","display_name":"Main lobe","level":3,"score":0.4432273805141449},{"id":"https://openalex.org/C60396740","wikidata":"https://www.wikidata.org/wiki/Q164400","display_name":"Active electronically scanned array","level":5,"score":0.43741440773010254},{"id":"https://openalex.org/C131584629","wikidata":"https://www.wikidata.org/wiki/Q4308705","display_name":"Coupling (piping)","level":2,"score":0.4351944029331207},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.39944395422935486},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3987228274345398},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.39522239565849304},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.3299126923084259},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.29693272709846497},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.22847291827201843},{"id":"https://openalex.org/C10929652","wikidata":"https://www.wikidata.org/wiki/Q7279985","display_name":"Radar imaging","level":3,"score":0.21301230788230896},{"id":"https://openalex.org/C134406370","wikidata":"https://www.wikidata.org/wiki/Q832005","display_name":"Radar engineering details","level":4,"score":0.195526123046875},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.16785457730293274},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.13575497269630432},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iccs.2012.6406114","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iccs.2012.6406114","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE International Conference on Communication Systems (ICCS)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":13,"referenced_works":["https://openalex.org/W613209737","https://openalex.org/W1911857725","https://openalex.org/W2000317822","https://openalex.org/W2003589189","https://openalex.org/W2022362752","https://openalex.org/W2092366305","https://openalex.org/W2102246835","https://openalex.org/W2103914324","https://openalex.org/W2109012875","https://openalex.org/W2133536001","https://openalex.org/W2162654459","https://openalex.org/W2164207971","https://openalex.org/W6679848131"],"related_works":["https://openalex.org/W2376947865","https://openalex.org/W2895032808","https://openalex.org/W1986840880","https://openalex.org/W2421380558","https://openalex.org/W3145715554","https://openalex.org/W2321817119","https://openalex.org/W1994589808","https://openalex.org/W3012080926","https://openalex.org/W2380092034","https://openalex.org/W4391307324"],"abstract_inverted_index":{"In":[0],"direction-of-arrival":[1],"(DOA)":[2],"estimation":[3,139],"using":[4],"millimeter":[5],"waves":[6],"or":[7],"ultrasonic,":[8],"the":[9,13,39,77,116,129],"physical":[10],"size":[11],"of":[12,19,27,42,98,128],"sensors":[14],"can":[15],"require":[16],"inter-element":[17],"spacing":[18,29],"greater":[20,84],"than":[21,85],"half":[22,68,86],"wavelength.":[23],"The":[24,62,89,111,126],"accompanied":[25],"benefits":[26],"such":[28],"are":[30],"larger":[31],"array":[32,60,65,81,131],"aperture":[33],"and":[34,79,133],"reduced":[35],"mutual":[36],"coupling,":[37],"but":[38],"serious":[40],"problem":[41],"DOA":[43,109,138],"ambiguity":[44],"arises.":[45],"This":[46],"paper":[47],"proposes":[48],"a":[49,57],"method":[50],"to":[51,71],"suppress":[52,73],"grating":[53,74,90,117],"lobes":[54,75],"by":[55,96],"employing":[56],"MIMO":[58],"radar":[59,100],"configuration.":[61],"resultant":[63],"virtual":[64],"has":[66,104],"sufficient":[67],"wavelength":[69,87],"spacings":[70],"significantly":[72],"while":[76],"transmit":[78],"receive":[80],"elements":[82],"have":[83],"spacing.":[88],"lobe":[91,118],"suppression":[92,119],"performance":[93,120],"is":[94,140],"evaluated":[95],"simulation":[97,112],"MIMO-OFDM":[99],"system":[101],"that":[102,115],"also":[103,141],"frequency":[105,134],"diversity":[106,135],"properties":[107],"against":[108],"ambiguity.":[110],"results":[113],"show":[114],"increases":[121],"with":[122],"signal-to-noise":[123],"ratio":[124],"(SNR).":[125],"effectiveness":[127],"proposed":[130],"configuration":[132],"for":[136],"resolving":[137],"demonstrated.":[142]},"counts_by_year":[{"year":2017,"cited_by_count":1},{"year":2014,"cited_by_count":3}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}