{"id":"https://openalex.org/W2065710972","doi":"https://doi.org/10.1109/icce.2014.6775951","title":"A modified maximum likelihood method for SNR estimation in OFDM based systems","display_name":"A modified maximum likelihood method for SNR estimation in OFDM based systems","publication_year":2014,"publication_date":"2014-01-01","ids":{"openalex":"https://openalex.org/W2065710972","doi":"https://doi.org/10.1109/icce.2014.6775951","mag":"2065710972"},"language":"en","primary_location":{"id":"doi:10.1109/icce.2014.6775951","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icce.2014.6775951","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 IEEE International Conference on Consumer Electronics (ICCE)","raw_type":"proceedings-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/A5001184033","display_name":"Sebastian Baumgartner","orcid":null},"institutions":[{"id":"https://openalex.org/I1323252656","display_name":"Information Technology University","ror":"https://ror.org/00ngv8j44","country_code":"PK","type":"education","lineage":["https://openalex.org/I1323252656"]},{"id":"https://openalex.org/I2610724","display_name":"Chemnitz University of Technology","ror":"https://ror.org/00a208s56","country_code":"DE","type":"education","lineage":["https://openalex.org/I2610724"]}],"countries":["DE","PK"],"is_corresponding":false,"raw_author_name":"Sebastian Baumgartner","raw_affiliation_strings":["Department of Electrical Engineering and Information Technology, University of Technology Chemnitz (Germany)","Dept. of Electr. Eng. & Inf. Technol., Univ. of Technol. Chemnitz, Chemnitz, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering and Information Technology, University of Technology Chemnitz (Germany)","institution_ids":["https://openalex.org/I2610724"]},{"raw_affiliation_string":"Dept. of Electr. Eng. & Inf. Technol., Univ. of Technol. Chemnitz, Chemnitz, Germany","institution_ids":["https://openalex.org/I1323252656"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5056534496","display_name":"Gangolf Hirtz","orcid":"https://orcid.org/0000-0002-4393-5354"},"institutions":[{"id":"https://openalex.org/I1323252656","display_name":"Information Technology University","ror":"https://ror.org/00ngv8j44","country_code":"PK","type":"education","lineage":["https://openalex.org/I1323252656"]},{"id":"https://openalex.org/I2610724","display_name":"Chemnitz University of Technology","ror":"https://ror.org/00a208s56","country_code":"DE","type":"education","lineage":["https://openalex.org/I2610724"]}],"countries":["DE","PK"],"is_corresponding":false,"raw_author_name":"Gangolf Hirtz","raw_affiliation_strings":["Department of Electrical Engineering and Information Technology, University of Technology Chemnitz (Germany)","Dept. of Electr. Eng. & Inf. Technol., Univ. of Technol. Chemnitz, Chemnitz, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering and Information Technology, University of Technology Chemnitz (Germany)","institution_ids":["https://openalex.org/I2610724"]},{"raw_affiliation_string":"Dept. of Electr. Eng. & Inf. Technol., Univ. of Technol. Chemnitz, Chemnitz, Germany","institution_ids":["https://openalex.org/I1323252656"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5052319857","display_name":"Andreas Baumgartner","orcid":"https://orcid.org/0000-0002-8495-5407"},"institutions":[{"id":"https://openalex.org/I1323252656","display_name":"Information Technology University","ror":"https://ror.org/00ngv8j44","country_code":"PK","type":"education","lineage":["https://openalex.org/I1323252656"]},{"id":"https://openalex.org/I2610724","display_name":"Chemnitz University of Technology","ror":"https://ror.org/00a208s56","country_code":"DE","type":"education","lineage":["https://openalex.org/I2610724"]}],"countries":["DE","PK"],"is_corresponding":false,"raw_author_name":"Andreas Baumgartner","raw_affiliation_strings":["Department of Electrical Engineering and Information Technology, University of Technology Chemnitz (Germany)","Dept. of Electr. Eng. & Inf. Technol., Univ. of Technol. Chemnitz, Chemnitz, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering and Information Technology, University of Technology Chemnitz (Germany)","institution_ids":["https://openalex.org/I2610724"]},{"raw_affiliation_string":"Dept. of Electr. Eng. & Inf. Technol., Univ. of Technol. Chemnitz, Chemnitz, Germany","institution_ids":["https://openalex.org/I1323252656"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.6388,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.74226871,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10125","display_name":"Advanced Wireless Communication Techniques","score":1.0,"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/T10125","display_name":"Advanced Wireless Communication Techniques","score":1.0,"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/T10575","display_name":"Wireless Communication Networks Research","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T11873","display_name":"PAPR reduction in OFDM","score":0.9994999766349792,"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/additive-white-gaussian-noise","display_name":"Additive white Gaussian noise","score":0.7942466139793396},{"id":"https://openalex.org/keywords/orthogonal-frequency-division-multiplexing","display_name":"Orthogonal frequency-division multiplexing","score":0.7796822786331177},{"id":"https://openalex.org/keywords/cyclic-prefix","display_name":"Cyclic prefix","score":0.7701627612113953},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6657359600067139},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.643122673034668},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.5092328786849976},{"id":"https://openalex.org/keywords/minimum-mean-square-error","display_name":"Minimum mean square error","score":0.4879910349845886},{"id":"https://openalex.org/keywords/multipath-propagation","display_name":"Multipath propagation","score":0.4807729125022888},{"id":"https://openalex.org/keywords/signal-to-noise-ratio","display_name":"Signal-to-noise ratio (imaging)","score":0.44072216749191284},{"id":"https://openalex.org/keywords/digital-audio-broadcasting","display_name":"Digital audio broadcasting","score":0.42850548028945923},{"id":"https://openalex.org/keywords/bit-error-rate","display_name":"Bit error rate","score":0.42050686478614807},{"id":"https://openalex.org/keywords/fast-fourier-transform","display_name":"Fast Fourier transform","score":0.41726940870285034},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.3895372450351715},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.34067946672439575},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.27360984683036804},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.2671855390071869},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.21968230605125427},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.20603999495506287},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.11728382110595703}],"concepts":[{"id":"https://openalex.org/C169334058","wikidata":"https://www.wikidata.org/wiki/Q353292","display_name":"Additive white Gaussian noise","level":3,"score":0.7942466139793396},{"id":"https://openalex.org/C40409654","wikidata":"https://www.wikidata.org/wiki/Q375889","display_name":"Orthogonal frequency-division multiplexing","level":3,"score":0.7796822786331177},{"id":"https://openalex.org/C2778775284","wikidata":"https://www.wikidata.org/wiki/Q5198224","display_name":"Cyclic prefix","level":4,"score":0.7701627612113953},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6657359600067139},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.643122673034668},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.5092328786849976},{"id":"https://openalex.org/C90652560","wikidata":"https://www.wikidata.org/wiki/Q11091747","display_name":"Minimum mean square error","level":3,"score":0.4879910349845886},{"id":"https://openalex.org/C161218011","wikidata":"https://www.wikidata.org/wiki/Q11827794","display_name":"Multipath propagation","level":3,"score":0.4807729125022888},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.44072216749191284},{"id":"https://openalex.org/C2779106878","wikidata":"https://www.wikidata.org/wiki/Q1257510","display_name":"Digital audio broadcasting","level":2,"score":0.42850548028945923},{"id":"https://openalex.org/C56296756","wikidata":"https://www.wikidata.org/wiki/Q840922","display_name":"Bit error rate","level":3,"score":0.42050686478614807},{"id":"https://openalex.org/C75172450","wikidata":"https://www.wikidata.org/wiki/Q623950","display_name":"Fast Fourier transform","level":2,"score":0.41726940870285034},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.3895372450351715},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.34067946672439575},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.27360984683036804},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.2671855390071869},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.21968230605125427},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.20603999495506287},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.11728382110595703},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icce.2014.6775951","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icce.2014.6775951","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 IEEE International Conference on Consumer Electronics (ICCE)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.41999998688697815,"id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":7,"referenced_works":["https://openalex.org/W2097206452","https://openalex.org/W2101505895","https://openalex.org/W2105287215","https://openalex.org/W2119857453","https://openalex.org/W2142456386","https://openalex.org/W2154130170","https://openalex.org/W6675773376"],"related_works":["https://openalex.org/W2150900167","https://openalex.org/W2070380235","https://openalex.org/W2140745825","https://openalex.org/W2373167424","https://openalex.org/W2134704817","https://openalex.org/W1972523158","https://openalex.org/W2110910112","https://openalex.org/W2171208809","https://openalex.org/W3100645296","https://openalex.org/W3093327599"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"a":[3],"modified":[4],"Maximum":[5],"Likelihood":[6],"(ML)":[7],"method":[8],"is":[9],"proposed":[10],"to":[11,22,75,88,125,137],"estimate":[12],"the":[13,19,57,64,68,90,94,126,138,141],"noise":[14,23],"variance":[15],"as":[16,18,40,42,101],"well":[17,41],"corresponding":[20],"signal":[21,91],"ratio":[24],"(SNR)":[25],"in":[26,56],"Orthogonal":[27],"Frequency":[28],"Division":[29],"Multiplexing":[30],"(OFDM)":[31],"based":[32],"receivers":[33],"under":[34],"Additive":[35],"White":[36],"Gaussian":[37],"Noise":[38],"(AWGN)":[39],"multipath":[43],"fading":[44],"channels":[45],"without":[46],"using":[47,63],"any":[48,76],"pilot":[49],"symbols.":[50],"The":[51],"presented":[52],"algorithm":[53,112],"works":[54],"directly":[55],"time":[58],"domain":[59],"(pre-FFT":[60],"method)":[61],"by":[62],"redundant":[65],"information":[66],"of":[67,140],"cyclic":[69],"prefix":[70],"and":[71,96,132],"can":[72,85],"be":[73,86],"applied":[74,124],"unitary":[77],"or":[78,109],"non-unitary":[79],"constellation.":[80],"Furthermore,":[81],"all":[82],"extracted":[83],"parameters":[84],"used":[87],"evaluate":[89],"quality":[92],"within":[93],"receiver":[95],"build":[97],"up":[98],"applications":[99],"such":[100],"Minimum":[102],"Mean":[103],"Square":[104],"Error":[105],"(MMSE)":[106],"channel":[107],"estimation":[108,144],"adaptive":[110],"synchronization":[111],"design,":[113],"especially":[114],"for":[115],"Software":[116],"Defined":[117],"Radio":[118],"(SDR)":[119],"applications.":[120],"All":[121],"simulations":[122],"are":[123],"Digital":[127],"Audio":[128],"Broadcasting":[129],"(DAB/DAB+)":[130],"system":[131],"show":[133],"better":[134],"performance":[135],"compared":[136],"state":[139],"art":[142],"SNR":[143],"procedures.":[145]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":2}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
