{"id":"https://openalex.org/W4294068696","doi":"https://doi.org/10.1109/jiot.2022.3203895","title":"OTFS-Aided RIS-Assisted SAGIN Systems Outperform Their OFDM Counterparts in Doubly Selective High-Doppler Scenarios","display_name":"OTFS-Aided RIS-Assisted SAGIN Systems Outperform Their OFDM Counterparts in Doubly Selective High-Doppler Scenarios","publication_year":2022,"publication_date":"2022-09-01","ids":{"openalex":"https://openalex.org/W4294068696","doi":"https://doi.org/10.1109/jiot.2022.3203895"},"language":"en","primary_location":{"id":"doi:10.1109/jiot.2022.3203895","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2022.3203895","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"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 Internet of Things Journal","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/A5002507578","display_name":"Chao Xu","orcid":"https://orcid.org/0000-0002-8423-0342"},"institutions":[{"id":"https://openalex.org/I43439940","display_name":"University of Southampton","ror":"https://ror.org/01ryk1543","country_code":"GB","type":"education","lineage":["https://openalex.org/I43439940"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Chao Xu","raw_affiliation_strings":["School of Electronics and Computer Science, University of Southampton, Southampton, U.K"],"raw_orcid":"https://orcid.org/0000-0002-8423-0342","affiliations":[{"raw_affiliation_string":"School of Electronics and Computer Science, University of Southampton, Southampton, U.K","institution_ids":["https://openalex.org/I43439940"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5025690716","display_name":"Luping Xiang","orcid":"https://orcid.org/0000-0003-1465-6708"},"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":"Luping Xiang","raw_affiliation_strings":["School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0003-1465-6708","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/A5052340806","display_name":"Jiancheng An","orcid":"https://orcid.org/0000-0003-2512-9989"},"institutions":[{"id":"https://openalex.org/I152815399","display_name":"Singapore University of Technology and Design","ror":"https://ror.org/05j6fvn87","country_code":"SG","type":"education","lineage":["https://openalex.org/I152815399"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Jiancheng An","raw_affiliation_strings":["Engineering Product Development Pillar, Singapore University of Technology and Design, Tampines, Singapore"],"raw_orcid":"https://orcid.org/0000-0003-2512-9989","affiliations":[{"raw_affiliation_string":"Engineering Product Development Pillar, Singapore University of Technology and Design, Tampines, Singapore","institution_ids":["https://openalex.org/I152815399"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101492344","display_name":"Chen Dong","orcid":"https://orcid.org/0000-0002-3443-1453"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chen Dong","raw_affiliation_strings":["School of Information and Communication Engineering, Beijing University of Posts and Telecommunications, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5033883091","display_name":"Shinya Sugiura","orcid":"https://orcid.org/0000-0001-7736-8696"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Shinya Sugiura","raw_affiliation_strings":["Institute of Industrial Science, University of Tokyo, Tokyo, Japan"],"raw_orcid":"https://orcid.org/0000-0001-7736-8696","affiliations":[{"raw_affiliation_string":"Institute of Industrial Science, University of Tokyo, Tokyo, Japan","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5079225380","display_name":"Robert G. Maunder","orcid":"https://orcid.org/0000-0002-7944-2615"},"institutions":[{"id":"https://openalex.org/I43439940","display_name":"University of Southampton","ror":"https://ror.org/01ryk1543","country_code":"GB","type":"education","lineage":["https://openalex.org/I43439940"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Robert G. Maunder","raw_affiliation_strings":["School of Electronics and Computer Science, University of Southampton, Southampton, U.K"],"raw_orcid":"https://orcid.org/0000-0002-7944-2615","affiliations":[{"raw_affiliation_string":"School of Electronics and Computer Science, University of Southampton, Southampton, U.K","institution_ids":["https://openalex.org/I43439940"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100329747","display_name":"Lie\u2010Liang Yang","orcid":"https://orcid.org/0000-0002-2032-9327"},"institutions":[{"id":"https://openalex.org/I43439940","display_name":"University of Southampton","ror":"https://ror.org/01ryk1543","country_code":"GB","type":"education","lineage":["https://openalex.org/I43439940"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Lie-Liang Yang","raw_affiliation_strings":["School of Electronics and Computer Science, University of Southampton, Southampton, U.K"],"raw_orcid":"https://orcid.org/0000-0002-2032-9327","affiliations":[{"raw_affiliation_string":"School of Electronics and Computer Science, University of Southampton, Southampton, U.K","institution_ids":["https://openalex.org/I43439940"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5091122305","display_name":"Lajos Hanzo","orcid":"https://orcid.org/0000-0002-2636-5214"},"institutions":[{"id":"https://openalex.org/I43439940","display_name":"University of Southampton","ror":"https://ror.org/01ryk1543","country_code":"GB","type":"education","lineage":["https://openalex.org/I43439940"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Lajos Hanzo","raw_affiliation_strings":["School of Electronics and Computer Science, University of Southampton, Southampton, U.K"],"raw_orcid":"https://orcid.org/0000-0002-2636-5214","affiliations":[{"raw_affiliation_string":"School of Electronics and Computer Science, University of Southampton, Southampton, U.K","institution_ids":["https://openalex.org/I43439940"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":6.8028,"has_fulltext":false,"cited_by_count":79,"citation_normalized_percentile":{"value":0.97823427,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":96,"max":100},"biblio":{"volume":"10","issue":"1","first_page":"682","last_page":"703"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","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/T11458","display_name":"Advanced Wireless Communication Technologies","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/T11383","display_name":"Advanced Antenna and Metasurface Technologies","score":0.9943000078201294,"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/T12042","display_name":"Satellite Communication Systems","score":0.9912999868392944,"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/fading","display_name":"Fading","score":0.8292243480682373},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.7833340167999268},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6753005385398865},{"id":"https://openalex.org/keywords/frequency-domain","display_name":"Frequency domain","score":0.598402738571167},{"id":"https://openalex.org/keywords/doppler-effect","display_name":"Doppler effect","score":0.5623825788497925},{"id":"https://openalex.org/keywords/time-domain","display_name":"Time domain","score":0.5298072099685669},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5147361755371094},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.49884676933288574},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.438210129737854},{"id":"https://openalex.org/keywords/multiplexing","display_name":"Multiplexing","score":0.41592296957969666},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.37578678131103516},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.33585888147354126},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.14679831266403198},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.08946177363395691}],"concepts":[{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.8292243480682373},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.7833340167999268},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6753005385398865},{"id":"https://openalex.org/C19118579","wikidata":"https://www.wikidata.org/wiki/Q786423","display_name":"Frequency domain","level":2,"score":0.598402738571167},{"id":"https://openalex.org/C142757262","wikidata":"https://www.wikidata.org/wiki/Q76436","display_name":"Doppler effect","level":2,"score":0.5623825788497925},{"id":"https://openalex.org/C103824480","wikidata":"https://www.wikidata.org/wiki/Q185889","display_name":"Time domain","level":2,"score":0.5298072099685669},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5147361755371094},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.49884676933288574},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.438210129737854},{"id":"https://openalex.org/C19275194","wikidata":"https://www.wikidata.org/wiki/Q222903","display_name":"Multiplexing","level":2,"score":0.41592296957969666},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.37578678131103516},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.33585888147354126},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.14679831266403198},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.08946177363395691},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/jiot.2022.3203895","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2022.3203895","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"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 Internet of Things Journal","raw_type":"journal-article"},{"id":"pmh:oai:eprints.soton.ac.uk:470254","is_oa":false,"landing_page_url":"http://doi.org/10.1109/JIOT.2022.3203895>).","pdf_url":null,"source":{"id":"https://openalex.org/S4306401019","display_name":"ePrints Soton (University of Southampton)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I43439940","host_organization_name":"University of Southampton","host_organization_lineage":["https://openalex.org/I43439940"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":null,"raw_type":"Article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1032414495","display_name":"Converged Optical and Wireless Access Networks (COALESCE)","funder_award_id":"EP/P003990/1","funder_id":"https://openalex.org/F4320334627","funder_display_name":"Engineering and Physical Sciences Research Council"},{"id":"https://openalex.org/G1131370387","display_name":"UKRI-India Future Networks Initiative","funder_award_id":"EP/W016605/1","funder_id":"https://openalex.org/F4320334627","funder_display_name":"Engineering and Physical Sciences Research Council"},{"id":"https://openalex.org/G1190378674","display_name":null,"funder_award_id":"EP/L010550/1","funder_id":"https://openalex.org/F4320334627","funder_display_name":"Engineering and Physical Sciences Research Council"},{"id":"https://openalex.org/G1471839284","display_name":null,"funder_award_id":"EP/W016605/1","funder_id":"https://openalex.org/F4320334627","funder_display_name":"Engineering and Physical Sciences Research Council"},{"id":"https://openalex.org/G2394373749","display_name":null,"funder_award_id":"789028","funder_id":"https://openalex.org/F4320334678","funder_display_name":"European Research Council"},{"id":"https://openalex.org/G2422336959","display_name":null,"funder_award_id":"EP/P003990/1","funder_id":"https://openalex.org/F4320334627","funder_display_name":"Engineering and Physical Sciences Research Council"},{"id":"https://openalex.org/G3009845101","display_name":null,"funder_award_id":"EP/J015520/1","funder_id":"https://openalex.org/F4320334627","funder_display_name":"Engineering and Physical Sciences Research Council"}],"funders":[{"id":"https://openalex.org/F4320334627","display_name":"Engineering and Physical Sciences Research Council","ror":"https://ror.org/0439y7842"},{"id":"https://openalex.org/F4320334678","display_name":"European Research Council","ror":"https://ror.org/0472cxd90"},{"id":"https://openalex.org/F4320335839","display_name":"National Institute of Information and Communications Technology","ror":"https://ror.org/016bgq349"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":96,"referenced_works":["https://openalex.org/W595252221","https://openalex.org/W1538844189","https://openalex.org/W1812516734","https://openalex.org/W2125761099","https://openalex.org/W2500162092","https://openalex.org/W2593800580","https://openalex.org/W2605344455","https://openalex.org/W2612254130","https://openalex.org/W2618321905","https://openalex.org/W2771579582","https://openalex.org/W2807554399","https://openalex.org/W2888002205","https://openalex.org/W2897900658","https://openalex.org/W2899406779","https://openalex.org/W2936200124","https://openalex.org/W2947882997","https://openalex.org/W2950013137","https://openalex.org/W2951947870","https://openalex.org/W2955897898","https://openalex.org/W2962951066","https://openalex.org/W2963355537","https://openalex.org/W2963961909","https://openalex.org/W2971912794","https://openalex.org/W2978825329","https://openalex.org/W2981792785","https://openalex.org/W2983602302","https://openalex.org/W2984937369","https://openalex.org/W2985466239","https://openalex.org/W2990723501","https://openalex.org/W2992764208","https://openalex.org/W2994742101","https://openalex.org/W2994869102","https://openalex.org/W2996313530","https://openalex.org/W3000577820","https://openalex.org/W3002159761","https://openalex.org/W3003050920","https://openalex.org/W3007669596","https://openalex.org/W3010695123","https://openalex.org/W3011747750","https://openalex.org/W3013719647","https://openalex.org/W3015419519","https://openalex.org/W3021564798","https://openalex.org/W3022137255","https://openalex.org/W3025201079","https://openalex.org/W3027118737","https://openalex.org/W3029554135","https://openalex.org/W3032095193","https://openalex.org/W3035697429","https://openalex.org/W3038076970","https://openalex.org/W3038104762","https://openalex.org/W3038342299","https://openalex.org/W3038434984","https://openalex.org/W3039402952","https://openalex.org/W3043220753","https://openalex.org/W3100536113","https://openalex.org/W3100743506","https://openalex.org/W3103026331","https://openalex.org/W3104300639","https://openalex.org/W3109039904","https://openalex.org/W3110989801","https://openalex.org/W3128040705","https://openalex.org/W3128067055","https://openalex.org/W3129486236","https://openalex.org/W3130437501","https://openalex.org/W3133999295","https://openalex.org/W3134059753","https://openalex.org/W3134746776","https://openalex.org/W3134888006","https://openalex.org/W3135725526","https://openalex.org/W3140555703","https://openalex.org/W3153009871","https://openalex.org/W3154139020","https://openalex.org/W3157217691","https://openalex.org/W3168061659","https://openalex.org/W3177820584","https://openalex.org/W3188307653","https://openalex.org/W3188554269","https://openalex.org/W3189209457","https://openalex.org/W3190247113","https://openalex.org/W3192674192","https://openalex.org/W3192880923","https://openalex.org/W3192964979","https://openalex.org/W3193247573","https://openalex.org/W3200312993","https://openalex.org/W3210007685","https://openalex.org/W3210664051","https://openalex.org/W3214665976","https://openalex.org/W4205380020","https://openalex.org/W4205570856","https://openalex.org/W4210261771","https://openalex.org/W4210784465","https://openalex.org/W4225392202","https://openalex.org/W4226025603","https://openalex.org/W4226309815","https://openalex.org/W4242629969","https://openalex.org/W4248676392"],"related_works":["https://openalex.org/W2327053383","https://openalex.org/W2356834760","https://openalex.org/W1964600846","https://openalex.org/W2790025453","https://openalex.org/W2127563499","https://openalex.org/W2030191005","https://openalex.org/W2027568561","https://openalex.org/W1521521035","https://openalex.org/W1865172210","https://openalex.org/W2120897947"],"abstract_inverted_index":{"The":[0],"recently":[1],"developed":[2],"reconfigurable":[3],"intelligent":[4],"surfaces":[5],"(RISs)":[6],"are":[7,262,283],"capable":[8,263,284],"of":[9,13,39,172,178,264,285,298],"improving":[10],"the":[11,19,25,37,40,45,57,61,84,99,104,113,127,140,145,148,152,160,164,168,176,187,191,202,206,210,238,248,266,271,303],"coverage":[12,311],"space\u2013air\u2013ground":[14],"integrated":[15],"networks":[16],"(SAGINs),":[17],"where":[18,237],"signals":[20],"can":[21,231],"be":[22],"reflected":[23],"in":[24,36,53,77,83,122,144,151,163,175,183,190,270],"desired":[26],"direction":[27],"without":[28],"relying":[29],"on":[30,98],"power-thirsty":[31],"radio-frequency":[32],"(RF)":[33],"chains.":[34],"However,":[35],"face":[38,177],"substantially":[41],"increased":[42],"Doppler":[43,198,218,307],"frequency,":[44,308],"classic":[46],"orthogonal":[47,130],"frequency-division":[48],"multiplexing":[49],"(OFDM)":[50],"becomes":[51],"inadequate":[52],"supporting":[54],"RIS":[55,96,117,188,211,226,251],"for":[56,80,112,135,159,257],"following":[58],"reasons.":[59],"First,":[60],"detrimental":[62],"doubly":[63,179],"selective":[64,180],"fading":[65,101,142,150],"leads":[66],"to":[67,94,147,185,195],"intersymbol":[68],"interference":[69,73],"(ISI)":[70],"and":[71,115,235,253,260,290,313],"intercarrier":[72],"(ICI),":[74],"which":[75,138],"result":[76],"error":[78,267],"floors":[79,268],"OFDM":[81,234,259,288],"operating":[82],"time\u2013frequency":[85,131],"(TF)":[86],"domain.":[87,155],"Second,":[88,182],"it":[89],"is":[90,241],"far":[91],"from":[92,217],"trivial":[93],"configure":[95],"based":[97],"time-varying":[100,141],"channels.":[102],"Third,":[103,220],"interpolation-based":[105],"TF-domain":[106,146,239],"channel":[107,170,227,254,300],"estimation":[108,228,255],"methods":[109,256],"become":[110],"impractical":[111],"high-Doppler":[114],"high-dimensional":[116],"systems.":[118],"Against":[119],"this":[120,123],"background,":[121],"article,":[124],"we":[125,166,193,221],"propose":[126,194],"powerful":[128],"2-D":[129],"space":[132],"(OTFS)":[133],"modulation":[134],"RIS-aided":[136],"SAGINs,":[137],"transforms":[139],"encountered":[143,269],"time-invariant":[149],"delay-Doppler":[153],"(DD)":[154],"More":[156],"explicitly,":[157],"first,":[158],"first":[161],"time":[162],"literature,":[165],"devise":[167],"DD-domain":[169,225,250],"model":[171],"RIS-assisted":[173,280],"SAGINs":[174],"fading.":[181],"order":[184],"facilitate":[186],"configuration":[189,252],"DD-domain,":[192],"create":[196],"\u201cvirtual\u201d":[197],"frequencies":[199],"that":[200,230,247,278],"guide":[201],"phase":[203,212],"changes":[204],"at":[205],"RIS,":[207],"even":[208],"though":[209],"rotations":[213],"do":[214],"not":[215],"suffer":[216],"effects.":[219],"conceive":[222],"an":[223],"attractive":[224],"method":[229],"support":[232],"both":[233,258],"OTFS,":[236],"interpolation":[240],"eliminated.":[242],"Our":[243],"simulation":[244,275],"results":[245,276],"demonstrate":[246],"proposed":[249],"OTFS":[261],"mitigating":[265],"TF-domain.":[272],"Furthermore,":[273],"our":[274],"confirm":[277],"OTFS-based":[279],"SAGIN":[281,299],"systems":[282],"outperforming":[286],"their":[287],"counterparts":[289],"exhibit":[291],"excellent":[292],"performance":[293],"across":[294],"a":[295],"wide":[296],"range":[297],"parameters":[301],"including":[302],"Ricean":[304],"K":[305],"factor,":[306],"delay":[309],"spread,":[310],"distance,":[312],"carrier":[314],"frequency.":[315]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":30},{"year":2024,"cited_by_count":26},{"year":2023,"cited_by_count":18},{"year":2022,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}