{"id":"https://openalex.org/W3128854201","doi":"https://doi.org/10.1109/access.2021.3058004","title":"Antenna Array for Ku-Band MIMO GB-SAR","display_name":"Antenna Array for Ku-Band MIMO GB-SAR","publication_year":2021,"publication_date":"2021-01-01","ids":{"openalex":"https://openalex.org/W3128854201","doi":"https://doi.org/10.1109/access.2021.3058004","mag":"3128854201"},"language":"en","primary_location":{"id":"doi:10.1109/access.2021.3058004","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2021.3058004","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/9312710/09350263.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/6287639/9312710/09350263.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5108276199","display_name":"Anwer S. Abd El-Hameed","orcid":"https://orcid.org/0000-0002-3996-0899"},"institutions":[{"id":"https://openalex.org/I201537933","display_name":"Tohoku University","ror":"https://ror.org/01dq60k83","country_code":"JP","type":"education","lineage":["https://openalex.org/I201537933"]},{"id":"https://openalex.org/I4210156128","display_name":"Electronics Research Institute","ror":"https://ror.org/0532wcf75","country_code":"EG","type":"facility","lineage":["https://openalex.org/I4210094263","https://openalex.org/I4210156128"]}],"countries":["EG","JP"],"is_corresponding":false,"raw_author_name":"Anwer S. Abd El-Hameed","raw_affiliation_strings":["Center for Northeast Asian Studies, Tohoku University, Sendai, Japan","Electronics Research Institute, Giza, Egypt"],"raw_orcid":"https://orcid.org/0000-0002-3996-0899","affiliations":[{"raw_affiliation_string":"Center for Northeast Asian Studies, Tohoku University, Sendai, Japan","institution_ids":["https://openalex.org/I201537933"]},{"raw_affiliation_string":"Electronics Research Institute, Giza, Egypt","institution_ids":["https://openalex.org/I4210156128"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5016303009","display_name":"Motoyuki Sato","orcid":"https://orcid.org/0000-0003-3888-2523"},"institutions":[{"id":"https://openalex.org/I201537933","display_name":"Tohoku University","ror":"https://ror.org/01dq60k83","country_code":"JP","type":"education","lineage":["https://openalex.org/I201537933"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Motoyuki Sato","raw_affiliation_strings":["Center for Northeast Asian Studies, Tohoku University, Sendai, Japan"],"raw_orcid":"https://orcid.org/0000-0003-3888-2523","affiliations":[{"raw_affiliation_string":"Center for Northeast Asian Studies, Tohoku University, Sendai, Japan","institution_ids":["https://openalex.org/I201537933"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":9.8876,"has_fulltext":true,"cited_by_count":11,"citation_normalized_percentile":{"value":0.9728553,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"9","issue":null,"first_page":"29565","last_page":"29572"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10069","display_name":"Antenna Design and Analysis","score":0.9998000264167786,"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"}},"topics":[{"id":"https://openalex.org/T10069","display_name":"Antenna Design and Analysis","score":0.9998000264167786,"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/T11946","display_name":"Antenna Design and Optimization","score":0.9997000098228455,"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/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.9936000108718872,"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/antenna-array","display_name":"Antenna array","score":0.5435194969177246},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.5183702111244202},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4798957109451294},{"id":"https://openalex.org/keywords/azimuth","display_name":"Azimuth","score":0.4772607982158661},{"id":"https://openalex.org/keywords/antenna","display_name":"Antenna (radio)","score":0.44606131315231323},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.42870867252349854},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.421988844871521},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.3674473762512207},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.2772846817970276},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.26688313484191895},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.23585766553878784},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.12046700716018677}],"concepts":[{"id":"https://openalex.org/C62191587","wikidata":"https://www.wikidata.org/wiki/Q4771249","display_name":"Antenna array","level":3,"score":0.5435194969177246},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.5183702111244202},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4798957109451294},{"id":"https://openalex.org/C159737794","wikidata":"https://www.wikidata.org/wiki/Q124274","display_name":"Azimuth","level":2,"score":0.4772607982158661},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.44606131315231323},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.42870867252349854},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.421988844871521},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.3674473762512207},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.2772846817970276},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.26688313484191895},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.23585766553878784},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.12046700716018677}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2021.3058004","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2021.3058004","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/9312710/09350263.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:de075c1a8da541889f20f3ba978b3d17","is_oa":true,"landing_page_url":"https://doaj.org/article/de075c1a8da541889f20f3ba978b3d17","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 9, Pp 29565-29572 (2021)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2021.3058004","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2021.3058004","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/9312710/09350263.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.8100000023841858,"id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3128854201.pdf","grobid_xml":"https://content.openalex.org/works/W3128854201.grobid-xml"},"referenced_works_count":28,"referenced_works":["https://openalex.org/W1583597985","https://openalex.org/W2061373953","https://openalex.org/W2066222863","https://openalex.org/W2074725625","https://openalex.org/W2140019524","https://openalex.org/W2159395090","https://openalex.org/W2161900620","https://openalex.org/W2468836084","https://openalex.org/W2538783390","https://openalex.org/W2556481463","https://openalex.org/W2586614970","https://openalex.org/W2596209255","https://openalex.org/W2789595886","https://openalex.org/W2910175832","https://openalex.org/W2920459301","https://openalex.org/W2920884829","https://openalex.org/W2937230048","https://openalex.org/W2955304216","https://openalex.org/W2959572344","https://openalex.org/W2973035208","https://openalex.org/W3003951718","https://openalex.org/W3006098654","https://openalex.org/W3008103250","https://openalex.org/W3023344994","https://openalex.org/W3037090277","https://openalex.org/W3037996413","https://openalex.org/W3170058593","https://openalex.org/W6634942709"],"related_works":["https://openalex.org/W3006474185","https://openalex.org/W2483195039","https://openalex.org/W2048211457","https://openalex.org/W2281797687","https://openalex.org/W2384114305","https://openalex.org/W3013692990","https://openalex.org/W2400319883","https://openalex.org/W3110694720","https://openalex.org/W2036271115","https://openalex.org/W3188630320"],"abstract_inverted_index":{"A":[0,103],"new":[1],"multi-input":[2],"multi-output":[3],"(MIMO)":[4],"antenna":[5,25,32,91,133],"configuration":[6],"with":[7,107],"wideband":[8],"and":[9,29,64,75,122,141,147,152,171],"low":[10,72],"sidelobe":[11],"level":[12],"(SLL)":[13],"is":[14,110],"introduced":[15],"for":[16,49,84],"ground-based":[17],"synthetic":[18],"aperture":[19],"radar":[20],"(GB-SAR).":[21],"The":[22,54,89,132,156],"proposed":[23,160],"MIMO":[24,87,90],"has":[26,93],"15":[27],"transmitting":[28,62],"16":[30],"receiving":[31,67],"arrays,":[33],"arranged":[34],"in":[35,116,149],"two":[36],"parallel":[37],"straight":[38],"lines,":[39],"to":[40,59,69,112,118],"synthesize":[41],"a":[42,124,136],"virtual":[43],"array":[44,134],"of":[45,79,127,138,145,158],"256":[46],"elements":[47,63],"suitable":[48],"monitoring":[50],"relatively":[51],"large":[52],"areas.":[53],"inter-element":[55],"spaces":[56],"are":[57,167],"optimized":[58],"\u03bb":[60],"between":[61,66],"4\u03bb":[65],"elements,":[68],"realize":[70],"both":[71],"mutual":[73],"coupling":[74],"an":[76],"inferior":[77],"SLL":[78,121],"lower":[80],"than":[81,129],"-37":[82],"dB":[83],"the":[85,120,150,159,163],"overall":[86],"antenna.":[88],"element":[92],"eight":[94],"rectangular":[95],"patch":[96],"linear":[97],"arrays":[98],"working":[99],"at":[100],"17.1":[101],"GHz.":[102],"traveling":[104],"wave-feeding":[105],"network":[106],"center":[108],"excitation":[109],"used":[111],"feed":[113],"each":[114],"element,":[115],"order":[117],"reduce":[119],"achieve":[123],"wide":[125],"bandwidth":[126],"more":[128],"300":[130],"MHz.":[131],"shows":[135],"gain":[137],"14.3":[139],"dBi":[140],"half-power":[142],"beamwidths":[143],"(HPBWs)":[144],"10\u00b0":[146],"105\u00b0":[148],"elevation":[151],"azimuth":[153],"planes,":[154],"respectively.":[155],"performance":[157],"design":[161],"satisfies":[162],"GB-SAR":[164],"requirements,":[165],"which":[166],"validated":[168],"by":[169],"fabrication":[170],"measurement.":[172]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":4},{"year":2021,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
