{"id":"https://openalex.org/W3034756413","doi":"https://doi.org/10.1186/s13638-020-01730-4","title":"A non-data-aided SNR estimator based on maximum likelihood method for communication between orbiters","display_name":"A non-data-aided SNR estimator based on maximum likelihood method for communication between orbiters","publication_year":2020,"publication_date":"2020-06-15","ids":{"openalex":"https://openalex.org/W3034756413","doi":"https://doi.org/10.1186/s13638-020-01730-4","mag":"3034756413"},"language":"en","primary_location":{"id":"doi:10.1186/s13638-020-01730-4","is_oa":true,"landing_page_url":"https://doi.org/10.1186/s13638-020-01730-4","pdf_url":"https://jwcn-eurasipjournals.springeropen.com/track/pdf/10.1186/s13638-020-01730-4","source":{"id":"https://openalex.org/S82675988","display_name":"EURASIP Journal on Wireless Communications and Networking","issn_l":"1687-1472","issn":["1687-1472","1687-1499"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"EURASIP Journal on Wireless Communications and Networking","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://jwcn-eurasipjournals.springeropen.com/track/pdf/10.1186/s13638-020-01730-4","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5110758770","display_name":"Zezhou Sun","orcid":null},"institutions":[{"id":"https://openalex.org/I194716290","display_name":"China Academy of Space Technology","ror":"https://ror.org/025397a59","country_code":"CN","type":"government","lineage":["https://openalex.org/I194716290","https://openalex.org/I2802615301"]},{"id":"https://openalex.org/I9842412","display_name":"Nanjing University of Aeronautics and Astronautics","ror":"https://ror.org/01scyh794","country_code":"CN","type":"education","lineage":["https://openalex.org/I9842412"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Zezhou Sun","raw_affiliation_strings":["Beijing Institute of Spacecraft System Engineering, CAST, Beijing, 100094, China","College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing, 210016, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Beijing Institute of Spacecraft System Engineering, CAST, Beijing, 100094, China","institution_ids":["https://openalex.org/I194716290"]},{"raw_affiliation_string":"College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing, 210016, China","institution_ids":["https://openalex.org/I9842412"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5032960097","display_name":"Xin Gong","orcid":"https://orcid.org/0000-0002-6224-6853"},"institutions":[{"id":"https://openalex.org/I90610280","display_name":"South China University of Technology","ror":"https://ror.org/0530pts50","country_code":"CN","type":"education","lineage":["https://openalex.org/I90610280"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xin Gong","raw_affiliation_strings":["School of Electronics and Information, South China University of Technology, Guangzhou, 510000, China"],"raw_orcid":"https://orcid.org/0000-0002-6224-6853","affiliations":[{"raw_affiliation_string":"School of Electronics and Information, South China University of Technology, Guangzhou, 510000, China","institution_ids":["https://openalex.org/I90610280"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5080310406","display_name":"Fan L\u00fc","orcid":"https://orcid.org/0000-0002-4932-3850"},"institutions":[{"id":"https://openalex.org/I194716290","display_name":"China Academy of Space Technology","ror":"https://ror.org/025397a59","country_code":"CN","type":"government","lineage":["https://openalex.org/I194716290","https://openalex.org/I2802615301"]},{"id":"https://openalex.org/I9842412","display_name":"Nanjing University of Aeronautics and Astronautics","ror":"https://ror.org/01scyh794","country_code":"CN","type":"education","lineage":["https://openalex.org/I9842412"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Fan Lu","raw_affiliation_strings":["Beijing Institute of Spacecraft System Engineering, CAST, Beijing, 100094, China","College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing, 210016, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Beijing Institute of Spacecraft System Engineering, CAST, Beijing, 100094, China","institution_ids":["https://openalex.org/I194716290"]},{"raw_affiliation_string":"College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing, 210016, China","institution_ids":["https://openalex.org/I9842412"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5110758770"],"corresponding_institution_ids":["https://openalex.org/I194716290","https://openalex.org/I9842412"],"apc_list":{"value":1140,"currency":"GBP","value_usd":1398},"apc_paid":{"value":1140,"currency":"GBP","value_usd":1398},"fwci":4.8871,"has_fulltext":true,"cited_by_count":5,"citation_normalized_percentile":{"value":0.95964076,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":"2020","issue":"1","first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12042","display_name":"Satellite Communication Systems","score":0.9993000030517578,"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/T12042","display_name":"Satellite Communication Systems","score":0.9993000030517578,"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/T11192","display_name":"Underwater Vehicles and Communication Systems","score":0.9988999962806702,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean 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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.998199999332428,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8291045427322388},{"id":"https://openalex.org/keywords/estimator","display_name":"Estimator","score":0.7545456886291504},{"id":"https://openalex.org/keywords/reliability","display_name":"Reliability (semiconductor)","score":0.5701380372047424},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5388379693031311},{"id":"https://openalex.org/keywords/metric","display_name":"Metric (unit)","score":0.49448323249816895},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.49213117361068726},{"id":"https://openalex.org/keywords/mars-exploration-program","display_name":"Mars Exploration Program","score":0.4776131808757782},{"id":"https://openalex.org/keywords/signal-to-noise-ratio","display_name":"Signal-to-noise ratio (imaging)","score":0.4700086712837219},{"id":"https://openalex.org/keywords/cram\u00e9r\u2013rao-bound","display_name":"Cram\u00e9r\u2013Rao bound","score":0.46294841170310974},{"id":"https://openalex.org/keywords/upper-and-lower-bounds","display_name":"Upper and lower bounds","score":0.4557764530181885},{"id":"https://openalex.org/keywords/estimation-theory","display_name":"Estimation theory","score":0.2932755947113037},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.2621380686759949},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1703992784023285},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.12651371955871582}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8291045427322388},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.7545456886291504},{"id":"https://openalex.org/C43214815","wikidata":"https://www.wikidata.org/wiki/Q7310987","display_name":"Reliability (semiconductor)","level":3,"score":0.5701380372047424},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5388379693031311},{"id":"https://openalex.org/C176217482","wikidata":"https://www.wikidata.org/wiki/Q860554","display_name":"Metric (unit)","level":2,"score":0.49448323249816895},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.49213117361068726},{"id":"https://openalex.org/C83260615","wikidata":"https://www.wikidata.org/wiki/Q6773121","display_name":"Mars Exploration Program","level":2,"score":0.4776131808757782},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.4700086712837219},{"id":"https://openalex.org/C4978587","wikidata":"https://www.wikidata.org/wiki/Q1138810","display_name":"Cram\u00e9r\u2013Rao bound","level":3,"score":0.46294841170310974},{"id":"https://openalex.org/C77553402","wikidata":"https://www.wikidata.org/wiki/Q13222579","display_name":"Upper and lower bounds","level":2,"score":0.4557764530181885},{"id":"https://openalex.org/C167928553","wikidata":"https://www.wikidata.org/wiki/Q1376021","display_name":"Estimation theory","level":2,"score":0.2932755947113037},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.2621380686759949},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1703992784023285},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.12651371955871582},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.0},{"id":"https://openalex.org/C21547014","wikidata":"https://www.wikidata.org/wiki/Q1423657","display_name":"Operations management","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1186/s13638-020-01730-4","is_oa":true,"landing_page_url":"https://doi.org/10.1186/s13638-020-01730-4","pdf_url":"https://jwcn-eurasipjournals.springeropen.com/track/pdf/10.1186/s13638-020-01730-4","source":{"id":"https://openalex.org/S82675988","display_name":"EURASIP Journal on Wireless Communications and Networking","issn_l":"1687-1472","issn":["1687-1472","1687-1499"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"EURASIP Journal on Wireless Communications and Networking","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:c4275d31d31a4b1fa9cc03088215711a","is_oa":true,"landing_page_url":"https://doaj.org/article/c4275d31d31a4b1fa9cc03088215711a","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":"EURASIP Journal on Wireless Communications and Networking, Vol 2020, Iss 1, Pp 1-11 (2020)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1186/s13638-020-01730-4","is_oa":true,"landing_page_url":"https://doi.org/10.1186/s13638-020-01730-4","pdf_url":"https://jwcn-eurasipjournals.springeropen.com/track/pdf/10.1186/s13638-020-01730-4","source":{"id":"https://openalex.org/S82675988","display_name":"EURASIP Journal on Wireless Communications and Networking","issn_l":"1687-1472","issn":["1687-1472","1687-1499"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"EURASIP Journal on Wireless Communications and Networking","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3034756413.pdf","grobid_xml":"https://content.openalex.org/works/W3034756413.grobid-xml"},"referenced_works_count":26,"referenced_works":["https://openalex.org/W2000415064","https://openalex.org/W2044818232","https://openalex.org/W2090358865","https://openalex.org/W2093748924","https://openalex.org/W2097206452","https://openalex.org/W2127787359","https://openalex.org/W2128657381","https://openalex.org/W2128692828","https://openalex.org/W2131499054","https://openalex.org/W2138484842","https://openalex.org/W2144473688","https://openalex.org/W2157094190","https://openalex.org/W2160600320","https://openalex.org/W2170629654","https://openalex.org/W2230610005","https://openalex.org/W2467152981","https://openalex.org/W2476671745","https://openalex.org/W2502966640","https://openalex.org/W2619348714","https://openalex.org/W2945537632","https://openalex.org/W2966395200","https://openalex.org/W2971142926","https://openalex.org/W3001321893","https://openalex.org/W3014682028","https://openalex.org/W3018472673","https://openalex.org/W3023867911"],"related_works":["https://openalex.org/W1479746946","https://openalex.org/W2055757274","https://openalex.org/W2511739151","https://openalex.org/W2143803213","https://openalex.org/W2155014562","https://openalex.org/W2134404114","https://openalex.org/W1964936841","https://openalex.org/W2026659681","https://openalex.org/W2185708237","https://openalex.org/W2014635939"],"abstract_inverted_index":{"Abstract":[0],"Signal-to-noise":[1],"ratio":[2],"(SNR)":[3],"is":[4,73,85,123,170,194],"an":[5,157],"important":[6],"metric":[7],"for":[8,118],"performance":[9,212],"assessment":[10],"in":[11,46,87,150],"numerous":[12],"scenerios.":[13],"In":[14,61,154],"order":[15],"to":[16,51,58,69,111,134,172,189,215],"ensure":[17],"the":[18,23,30,36,52,76,79,92,95,105,113,126,132,136,142,174,183,190,197,204,216],"reliability":[19,177],"and":[20,98,115,176],"effectiveness":[21],"of":[22,27,32,55,81,128,144,178],"system":[24,133],"performance,":[25],"plenty":[26],"situations":[28],"require":[29],"information":[31,117,127],"SNR":[33,66,129,145,158,218],"estimate.":[34],"At":[35],"same":[37],"time,":[38,106],"Mars":[39,88,119,179],"exploration":[40,89,180],"has":[41],"been":[42],"a":[43,64,147,210],"hot":[44],"topic":[45],"recent":[47],"years,":[48],"which":[49,107],"leads":[50],"research":[53,149],"attention":[54],"scholars":[56],"extending":[57],"deep":[59,70],"space.":[60],"this":[62,155],"paper,":[63,156],"new":[65],"estimator":[67,207],"related":[68,188],"space":[71],"scene":[72],"proposed.":[74],"On":[75,91],"one":[77],"hand,":[78,94],"time":[80],"essential":[82],"data":[83],"transmission":[84,138],"limited":[86],"system.":[90],"other":[93],"relative":[96],"position":[97],"condition":[99],"between":[100],"orbiters":[101],"vary":[102],"quickly":[103],"all":[104],"makes":[108],"it":[109,122],"difficult":[110],"obtain":[112],"accurate":[114],"significant":[116],"exploration.":[120],"Therefore,":[121],"obvious":[124],"that":[125,203],"can":[130],"promote":[131],"adjust":[135],"signal":[137],"rate":[139],"automatically.":[140],"Subsequently,":[141],"estimation":[143,159,169],"becomes":[146],"fundamental":[148],"automatic":[151],"digital":[152],"communications.":[153],"method":[160],"based":[161],"on":[162],"non-data-aided":[163],"(NDA)":[164],"with":[165],"maximum":[166],"likelihood":[167],"(ML)":[168],"proposed":[171,205],"enhance":[173],"accuracy":[175],"process.":[181],"Additionally,":[182],"Cramer-Rao":[184],"lower":[185],"bound":[186],"(CRLB)":[187],"designed":[191],"ML":[192,206],"algorithm":[193,208],"derived.":[195],"Finally,":[196],"Monte":[198],"Carlo":[199],"simulation":[200],"results":[201],"demonstrate":[202],"obtains":[209],"superior":[211],"when":[213],"compared":[214],"existing":[217],"estimators.":[219]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":2}],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2025-10-10T00:00:00"}