{"id":"https://openalex.org/W2895893630","doi":"https://doi.org/10.1109/tgrs.2018.2869835","title":"Azimuth Signal Multichannel Reconstruction and Channel Configuration Design for Geosynchronous Spaceborne\u2013Airborne Bistatic SAR","display_name":"Azimuth Signal Multichannel Reconstruction and Channel Configuration Design for Geosynchronous Spaceborne\u2013Airborne Bistatic SAR","publication_year":2018,"publication_date":"2018-10-12","ids":{"openalex":"https://openalex.org/W2895893630","doi":"https://doi.org/10.1109/tgrs.2018.2869835","mag":"2895893630"},"language":"en","primary_location":{"id":"doi:10.1109/tgrs.2018.2869835","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2018.2869835","pdf_url":null,"source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"is_oa":false,"is_in_doaj":false,"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Geoscience and Remote Sensing","raw_type":"journal-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/A5030746978","display_name":"Junjie Wu","orcid":"https://orcid.org/0000-0002-4922-2398"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Junjie Wu","raw_affiliation_strings":["School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0002-4922-2398","affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034477287","display_name":"Zhichao Sun","orcid":"https://orcid.org/0000-0001-9346-4418"},"institutions":[{"id":"https://openalex.org/I2250955327","display_name":"Huawei Technologies (China)","ror":"https://ror.org/00cmhce21","country_code":"CN","type":"company","lineage":["https://openalex.org/I2250955327"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhichao Sun","raw_affiliation_strings":["Huawei Technologies, Co., Ltd., Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0001-9346-4418","affiliations":[{"raw_affiliation_string":"Huawei Technologies, Co., Ltd., Chengdu, China","institution_ids":["https://openalex.org/I2250955327"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5032659310","display_name":"Hongyang An","orcid":null},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hongyang An","raw_affiliation_strings":["School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0002-5621-1355","affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5088422739","display_name":"Jingyi Qu","orcid":"https://orcid.org/0000-0003-0388-3972"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jingyi Qu","raw_affiliation_strings":["Glasgow College, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0003-0388-3972","affiliations":[{"raw_affiliation_string":"Glasgow College, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100660972","display_name":"Jianyu Yang","orcid":"https://orcid.org/0000-0002-4726-8384"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jianyu Yang","raw_affiliation_strings":["School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5030746978"],"corresponding_institution_ids":["https://openalex.org/I150229711"],"apc_list":null,"apc_paid":null,"fwci":84.236,"has_fulltext":false,"cited_by_count":59,"citation_normalized_percentile":{"value":0.99864749,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":100},"biblio":{"volume":"57","issue":"4","first_page":"1861","last_page":"1872"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11038","display_name":"Advanced SAR Imaging Techniques","score":1.0,"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/T11038","display_name":"Advanced SAR Imaging Techniques","score":1.0,"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/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","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/T10891","display_name":"Radar Systems and Signal Processing","score":0.9969000220298767,"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/computer-science","display_name":"Computer science","score":0.6802924871444702},{"id":"https://openalex.org/keywords/azimuth","display_name":"Azimuth","score":0.640200138092041},{"id":"https://openalex.org/keywords/bistatic-radar","display_name":"Bistatic radar","score":0.561412513256073},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.5545498728752136},{"id":"https://openalex.org/keywords/doppler-effect","display_name":"Doppler effect","score":0.5040048956871033},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.49634844064712524},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4869026243686676},{"id":"https://openalex.org/keywords/ambiguity-function","display_name":"Ambiguity function","score":0.471900075674057},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.46571826934814453},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.4163261353969574},{"id":"https://openalex.org/keywords/pulse-repetition-frequency","display_name":"Pulse repetition frequency","score":0.4104940891265869},{"id":"https://openalex.org/keywords/radar-imaging","display_name":"Radar imaging","score":0.39247873425483704},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.3093545436859131},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.2121591567993164},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1977546215057373},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.1814153790473938},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.1770254671573639},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.12868908047676086}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6802924871444702},{"id":"https://openalex.org/C159737794","wikidata":"https://www.wikidata.org/wiki/Q124274","display_name":"Azimuth","level":2,"score":0.640200138092041},{"id":"https://openalex.org/C100102862","wikidata":"https://www.wikidata.org/wiki/Q2625855","display_name":"Bistatic radar","level":4,"score":0.561412513256073},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.5545498728752136},{"id":"https://openalex.org/C142757262","wikidata":"https://www.wikidata.org/wiki/Q76436","display_name":"Doppler effect","level":2,"score":0.5040048956871033},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.49634844064712524},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4869026243686676},{"id":"https://openalex.org/C50878840","wikidata":"https://www.wikidata.org/wiki/Q3206297","display_name":"Ambiguity function","level":4,"score":0.471900075674057},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.46571826934814453},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.4163261353969574},{"id":"https://openalex.org/C182862853","wikidata":"https://www.wikidata.org/wiki/Q575887","display_name":"Pulse repetition frequency","level":3,"score":0.4104940891265869},{"id":"https://openalex.org/C10929652","wikidata":"https://www.wikidata.org/wiki/Q7279985","display_name":"Radar imaging","level":3,"score":0.39247873425483704},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.3093545436859131},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.2121591567993164},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1977546215057373},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1814153790473938},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.1770254671573639},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.12868908047676086},{"id":"https://openalex.org/C197424946","wikidata":"https://www.wikidata.org/wiki/Q1165717","display_name":"Waveform","level":3,"score":0.0},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tgrs.2018.2869835","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2018.2869835","pdf_url":null,"source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"is_oa":false,"is_in_doaj":false,"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Geoscience and Remote Sensing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1859968415","display_name":null,"funder_award_id":"61801099","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3183564253","display_name":null,"funder_award_id":"61771113","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":44,"referenced_works":["https://openalex.org/W1788914796","https://openalex.org/W1839614493","https://openalex.org/W1895555882","https://openalex.org/W1961341407","https://openalex.org/W1967946416","https://openalex.org/W1977854029","https://openalex.org/W1979709094","https://openalex.org/W1982303641","https://openalex.org/W1982799850","https://openalex.org/W1989149828","https://openalex.org/W1998674867","https://openalex.org/W2002952095","https://openalex.org/W2012637223","https://openalex.org/W2026057110","https://openalex.org/W2029609689","https://openalex.org/W2031858497","https://openalex.org/W2047941860","https://openalex.org/W2060501677","https://openalex.org/W2071997986","https://openalex.org/W2079104930","https://openalex.org/W2089211915","https://openalex.org/W2090635399","https://openalex.org/W2093792829","https://openalex.org/W2099143455","https://openalex.org/W2107140879","https://openalex.org/W2119450740","https://openalex.org/W2144784770","https://openalex.org/W2145479420","https://openalex.org/W2151587125","https://openalex.org/W2156194072","https://openalex.org/W2202172511","https://openalex.org/W2288848517","https://openalex.org/W2291301454","https://openalex.org/W2296092814","https://openalex.org/W2342913866","https://openalex.org/W2461454668","https://openalex.org/W2501646324","https://openalex.org/W2513603380","https://openalex.org/W2515020548","https://openalex.org/W2548386543","https://openalex.org/W3214953536","https://openalex.org/W6638296758","https://openalex.org/W6668420780","https://openalex.org/W6687950767"],"related_works":["https://openalex.org/W2145423879","https://openalex.org/W2377123984","https://openalex.org/W2208719418","https://openalex.org/W2120969163","https://openalex.org/W2761209721","https://openalex.org/W2051301438","https://openalex.org/W2347428911","https://openalex.org/W3048445305","https://openalex.org/W2154007081","https://openalex.org/W2382671457"],"abstract_inverted_index":{"In":[0,24,78],"geosynchronous":[1],"spaceborne-airborne":[2],"bistatic":[3],"synthetic":[4],"aperture":[5],"radar":[6],"(GEO-BiSAR)":[7],"system,":[8],"the":[9,18,21,27,33,37,40,52,56,68,76,82,87,98,109,115,126,133,143,152,167,201,205,209,212,223,226,245],"airborne":[10,46,99],"platform":[11],"achieves":[12],"high-resolution":[13],"imaging":[14],"by":[15,75,165],"passively":[16],"receiving":[17,93],"signal":[19],"from":[20],"interested":[22],"scenario.":[23],"this":[25],"paper,":[26],"Doppler":[28,58,64,83],"characteristics":[29,230],"of":[30,36,89,111,160,225,231,247],"GEO-BiSAR":[31,148,249],"and":[32,39,114,194,203,229],"individual":[34],"contribution":[35],"transmitter":[38],"receiver":[41,47,210],"are":[42,219,234],"first":[43],"analyzed.":[44],"The":[45,101,170],"is":[48,95,105,119,129,174,197],"found":[49],"to":[50,63,80,97,132,199,221],"be":[51,240],"dominant":[53],"contributor":[54],"for":[55,122,147,208,244],"total":[57],"bandwidth,":[59],"which":[60,238],"will":[61],"lead":[62],"spectrum":[65,116],"aliasing":[66],"regarding":[67],"low":[69],"pulse":[70],"repetition":[71],"frequency":[72],"(PRF)":[73],"adopted":[74],"GEO-SAR.":[77],"order":[79],"suppress":[81],"ambiguity":[84],"without":[85],"adjusting":[86,166],"PRF":[88],"GEO-SAR,":[90],"azimuth":[91,153],"multichannel":[92,102,123,248],"technique":[94],"introduced":[96],"receiver.":[100],"transfer":[103],"function":[104],"derived":[106],"based":[107,190],"on":[108,191],"method":[110,189],"series":[112],"reversion":[113],"reconstruction":[117,127,214],"algorithm":[118],"then":[120],"modified":[121],"GEO-BiSAR.":[124],"Moreover,":[125],"performance":[128],"closely":[130],"related":[131],"corresponding":[134],"spacing":[135],"between":[136],"each":[137],"channel":[138,140,144,168,171,186,206,232],"(i.e.,":[139],"configuration).":[141],"Therefore,":[142],"configuration":[145,172,187,207,233],"design":[146,173,188],"aims":[149],"at":[150],"optimizing":[151],"ambiguity-to-signal":[154],"ratio":[155,162],"with":[156,211],"a":[157,177,185,241],"satisfactory":[158],"level":[159],"signal-to-noise":[161],"scaling":[163],"factor":[164],"configuration.":[169],"modeled":[175],"as":[176],"constrained":[178],"single":[179],"objective":[180],"optimization":[181],"problem":[182],"(CSOP).":[183],"Then,":[184],"differential":[192],"evolution":[193],"feasibility":[195],"rule":[196],"proposed":[198,227],"solve":[200],"CSOP":[202],"obtain":[204],"optimal":[213],"performance.":[215],"Finally,":[216],"simulations":[217],"results":[218],"presented":[220],"verify":[222],"effectiveness":[224],"method,":[228],"analyzed":[235],"in":[236],"detail,":[237],"can":[239],"practical":[242],"guide":[243],"implementation":[246],"systems.":[250]},"counts_by_year":[{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":6},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":6},{"year":2021,"cited_by_count":7},{"year":2020,"cited_by_count":17},{"year":2019,"cited_by_count":15},{"year":2018,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}