{"id":"https://openalex.org/W4391092573","doi":"https://doi.org/10.1109/lsp.2024.3356758","title":"Zero-Redundancy Sparse Array Configuration Design Based on Sum-Difference Coarray","display_name":"Zero-Redundancy Sparse Array Configuration Design Based on Sum-Difference Coarray","publication_year":2024,"publication_date":"2024-01-01","ids":{"openalex":"https://openalex.org/W4391092573","doi":"https://doi.org/10.1109/lsp.2024.3356758"},"language":"en","primary_location":{"id":"doi:10.1109/lsp.2024.3356758","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lsp.2024.3356758","pdf_url":null,"source":{"id":"https://openalex.org/S120629676","display_name":"IEEE Signal Processing Letters","issn_l":"1070-9908","issn":["1070-9908","1558-2361"],"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 Signal Processing Letters","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/A5005108357","display_name":"Pinjiao Zhao","orcid":"https://orcid.org/0000-0002-9722-5016"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]},{"id":"https://openalex.org/I4210166603","display_name":"Jinling Institute of Technology","ror":"https://ror.org/05em1gq62","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210166603"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Pinjiao Zhao","raw_affiliation_strings":["School of Electronic and Information Engineering, Jinling Institute of Technology, Nanjing, China","Key Laboratory of Underwater Acoustic Signal Processing of Ministry of Education, Southeast University, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"School of Electronic and Information Engineering, Jinling Institute of Technology, Nanjing, China","institution_ids":["https://openalex.org/I4210166603"]},{"raw_affiliation_string":"Key Laboratory of Underwater Acoustic Signal Processing of Ministry of Education, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076758349","display_name":"Qisong Wu","orcid":"https://orcid.org/0000-0002-2114-7672"},"institutions":[{"id":"https://openalex.org/I76569877","display_name":"Southeast University","ror":"https://ror.org/04ct4d772","country_code":"CN","type":"education","lineage":["https://openalex.org/I76569877"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qisong Wu","raw_affiliation_strings":["Key Laboratory of Underwater Acoustic Signal Processing of Ministry of Education, Southeast University, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"Key Laboratory of Underwater Acoustic Signal Processing of Ministry of Education, Southeast University, Nanjing, China","institution_ids":["https://openalex.org/I76569877"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5042310386","display_name":"Liwei Wang","orcid":"https://orcid.org/0000-0001-9560-2087"},"institutions":[{"id":"https://openalex.org/I2799736854","display_name":"Nanjing Institute of Technology","ror":"https://ror.org/00n6txq60","country_code":"CN","type":"education","lineage":["https://openalex.org/I2799736854"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Liwei Wang","raw_affiliation_strings":["Nanjing Electronic Devices Institute, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"Nanjing Electronic Devices Institute, Nanjing, China","institution_ids":["https://openalex.org/I2799736854"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5026853484","display_name":"Liangtian Wan","orcid":"https://orcid.org/0000-0003-0574-8360"},"institutions":[{"id":"https://openalex.org/I27357992","display_name":"Dalian University of Technology","ror":"https://ror.org/023hj5876","country_code":"CN","type":"education","lineage":["https://openalex.org/I27357992"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Liangtian Wan","raw_affiliation_strings":["School of Software, Dalian University of Technology, Dalian, China"],"affiliations":[{"raw_affiliation_string":"School of Software, Dalian University of Technology, Dalian, China","institution_ids":["https://openalex.org/I27357992"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5040938267","display_name":"Guobing Hu","orcid":"https://orcid.org/0000-0002-5010-0865"},"institutions":[{"id":"https://openalex.org/I4210166603","display_name":"Jinling Institute of Technology","ror":"https://ror.org/05em1gq62","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210166603"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Guobing Hu","raw_affiliation_strings":["School of Electronic and Information Engineering, Jinling Institute of Technology, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"School of Electronic and Information Engineering, Jinling Institute of Technology, Nanjing, China","institution_ids":["https://openalex.org/I4210166603"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5005108357"],"corresponding_institution_ids":["https://openalex.org/I4210166603","https://openalex.org/I76569877"],"apc_list":null,"apc_paid":null,"fwci":2.1459,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.86929592,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":"31","issue":null,"first_page":"436","last_page":"440"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.9998000264167786,"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":0.9998000264167786,"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/T10860","display_name":"Speech and Audio Processing","score":0.9962000250816345,"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":0.9955999851226807,"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/redundancy","display_name":"Redundancy (engineering)","score":0.883898138999939},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5705900192260742},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5292621850967407},{"id":"https://openalex.org/keywords/zero","display_name":"Zero (linguistics)","score":0.47717157006263733},{"id":"https://openalex.org/keywords/sparse-array","display_name":"Sparse array","score":0.4764043390750885},{"id":"https://openalex.org/keywords/property","display_name":"Property (philosophy)","score":0.4606947600841522},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.4204613268375397}],"concepts":[{"id":"https://openalex.org/C152124472","wikidata":"https://www.wikidata.org/wiki/Q1204361","display_name":"Redundancy (engineering)","level":2,"score":0.883898138999939},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5705900192260742},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5292621850967407},{"id":"https://openalex.org/C2780813799","wikidata":"https://www.wikidata.org/wiki/Q3274237","display_name":"Zero (linguistics)","level":2,"score":0.47717157006263733},{"id":"https://openalex.org/C145177509","wikidata":"https://www.wikidata.org/wiki/Q1050404","display_name":"Sparse array","level":2,"score":0.4764043390750885},{"id":"https://openalex.org/C189950617","wikidata":"https://www.wikidata.org/wiki/Q937228","display_name":"Property (philosophy)","level":2,"score":0.4606947600841522},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.4204613268375397},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lsp.2024.3356758","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lsp.2024.3356758","pdf_url":null,"source":{"id":"https://openalex.org/S120629676","display_name":"IEEE Signal Processing Letters","issn_l":"1070-9908","issn":["1070-9908","1558-2361"],"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 Signal Processing Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G3796492128","display_name":null,"funder_award_id":"62101223","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4144673559","display_name":null,"funder_award_id":"61801076","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4331006002","display_name":null,"funder_award_id":"ZR2019BF046","funder_id":"https://openalex.org/F4320324174","funder_display_name":"Natural Science Foundation of Shandong Province"},{"id":"https://openalex.org/G4423651976","display_name":null,"funder_award_id":"2242023K30003","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320324174","display_name":"Natural Science Foundation of Shandong Province","ror":null},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":34,"referenced_works":["https://openalex.org/W1964521756","https://openalex.org/W2038080577","https://openalex.org/W2098174516","https://openalex.org/W2162654459","https://openalex.org/W2164390589","https://openalex.org/W2342925881","https://openalex.org/W2346852820","https://openalex.org/W2598194391","https://openalex.org/W2607740018","https://openalex.org/W2636579699","https://openalex.org/W2742609933","https://openalex.org/W2795732826","https://openalex.org/W2889903959","https://openalex.org/W2914255183","https://openalex.org/W2916215870","https://openalex.org/W2938785253","https://openalex.org/W2940947182","https://openalex.org/W2944453148","https://openalex.org/W2973301417","https://openalex.org/W2981018520","https://openalex.org/W3010556486","https://openalex.org/W3014685096","https://openalex.org/W3024515923","https://openalex.org/W3046897407","https://openalex.org/W3112685979","https://openalex.org/W3122595464","https://openalex.org/W3126722570","https://openalex.org/W3189500270","https://openalex.org/W3200182115","https://openalex.org/W4284883234","https://openalex.org/W4307040301","https://openalex.org/W4312361655","https://openalex.org/W4360584650","https://openalex.org/W4360595558"],"related_works":["https://openalex.org/W2051487156","https://openalex.org/W2073681303","https://openalex.org/W1495042958","https://openalex.org/W2494338568","https://openalex.org/W2053286651","https://openalex.org/W2181743346","https://openalex.org/W2187401768","https://openalex.org/W2181413294","https://openalex.org/W2122678784","https://openalex.org/W2052122378"],"abstract_inverted_index":{"In":[0],"this":[1],"letter,":[2],"we":[3,40,83],"present":[4],"a":[5,34],"novel":[6],"strategy":[7],"for":[8,54,117],"designing":[9],"zero-redundancy":[10,66],"arrays":[11,59],"exploiting":[12],"the":[13,16,27,65,85,93,99,107,111],"concept":[14],"of":[15,73,110],"sum-difference":[17],"coarray.":[18],"This":[19],"approach":[20],"aims":[21],"to":[22,63,77,91],"eliminate":[23],"redundant":[24],"lags":[25],"between":[26],"difference":[28],"and":[29,52,68,103,121],"sum":[30],"coarrays,":[31],"resulting":[32],"in":[33,98],"more":[35,70],"efficient":[36],"array":[37,45],"design.":[38],"Consequently,":[39],"introduce":[41],"two":[42],"new":[43],"sparse":[44,80],"configurations,":[46],"named":[47],"Zero-Redundancy":[48],"Sparse":[49],"Array":[50],"(ZRSA-I":[51],"ZRSA-II),":[53],"direction-of-arrival":[55],"(DOA)":[56],"estimation.":[57],"These":[58],"have":[60],"been":[61],"proven":[62],"possess":[64],"property":[67],"offer":[69],"uniform":[71],"degrees":[72],"freedom":[74],"(uDOFs)":[75],"compared":[76],"many":[78],"existing":[79],"arrays.":[81,100],"Furthermore,":[82],"propose":[84],"Sum-Difference":[86],"Translation":[87],"Invariance":[88],"Criteria":[89],"(SDTIC)":[90],"mitigate":[92],"mutual":[94],"coupling":[95],"(MC)":[96],"effects":[97],"Theoretical":[101],"propositions":[102],"simulation":[104],"results":[105],"confirm":[106],"exceptional":[108],"performance":[109],"proposed":[112],"ZRSAs,":[113],"highlighting":[114],"their":[115],"potential":[116],"enhancing":[118],"angle":[119],"resolution":[120],"estimation":[122],"accuracy.":[123]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":1}],"updated_date":"2026-03-20T23:20:44.827607","created_date":"2025-10-10T00:00:00"}