{"id":"https://openalex.org/W1983449879","doi":"https://doi.org/10.1109/icassp.2013.6637711","title":"A MDCT based harmonic spectral bandwidth extension method","display_name":"A MDCT based harmonic spectral bandwidth extension method","publication_year":2013,"publication_date":"2013-05-01","ids":{"openalex":"https://openalex.org/W1983449879","doi":"https://doi.org/10.1109/icassp.2013.6637711","mag":"1983449879"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.2013.6637711","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2013.6637711","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 IEEE International Conference on Acoustics, Speech and Signal Processing","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/A5074119163","display_name":"Christian Neukam","orcid":null},"institutions":[{"id":"https://openalex.org/I4210124274","display_name":"Fraunhofer Institute for Integrated Circuits","ror":"https://ror.org/024ape423","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210124274","https://openalex.org/I4923324"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Christian Neukam","raw_affiliation_strings":["Fraunhofer IIS, Am Wolfsmantel 33, 91058 Erlangen, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fraunhofer IIS, Am Wolfsmantel 33, 91058 Erlangen, Germany","institution_ids":["https://openalex.org/I4210124274"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008572017","display_name":"Frederik Nagel","orcid":null},"institutions":[{"id":"https://openalex.org/I4210124274","display_name":"Fraunhofer Institute for Integrated Circuits","ror":"https://ror.org/024ape423","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210124274","https://openalex.org/I4923324"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Frederik Nagel","raw_affiliation_strings":["Fraunhofer IIS, Am Wolfsmantel 33, 91058 Erlangen, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fraunhofer IIS, Am Wolfsmantel 33, 91058 Erlangen, Germany","institution_ids":["https://openalex.org/I4210124274"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5087435726","display_name":"Gerald Schuller","orcid":"https://orcid.org/0000-0003-0591-4365"},"institutions":[{"id":"https://openalex.org/I119449181","display_name":"Technische Universit\u00e4t Ilmenau","ror":"https://ror.org/01weqhp73","country_code":"DE","type":"education","lineage":["https://openalex.org/I119449181"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Gerald Schuller","raw_affiliation_strings":["Ilmenau University of Technology, Ehrenbergstr. 29, 98693, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Ilmenau University of Technology, Ehrenbergstr. 29, 98693, Germany","institution_ids":["https://openalex.org/I119449181"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5013089395","display_name":"Michael Schnabel","orcid":"https://orcid.org/0000-0001-9753-0208"},"institutions":[{"id":"https://openalex.org/I119449181","display_name":"Technische Universit\u00e4t Ilmenau","ror":"https://ror.org/01weqhp73","country_code":"DE","type":"education","lineage":["https://openalex.org/I119449181"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Michael Schnabel","raw_affiliation_strings":["Ilmenau University of Technology, Ehrenbergstr. 29, 98693, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Ilmenau University of Technology, Ehrenbergstr. 29, 98693, Germany","institution_ids":["https://openalex.org/I119449181"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.2883,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.78972286,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":97},"biblio":{"volume":"112","issue":null,"first_page":"566","last_page":"570"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11034","display_name":"Digital Filter Design and Implementation","score":0.9991000294685364,"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/T11034","display_name":"Digital Filter Design and Implementation","score":0.9991000294685364,"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":0.9983999729156494,"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/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.9976999759674072,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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/bandwidth-extension","display_name":"Bandwidth extension","score":0.9188063144683838},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.6813338994979858},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6526103615760803},{"id":"https://openalex.org/keywords/modified-discrete-cosine-transform","display_name":"Modified discrete cosine transform","score":0.646779477596283},{"id":"https://openalex.org/keywords/discrete-cosine-transform","display_name":"Discrete cosine transform","score":0.572913646697998},{"id":"https://openalex.org/keywords/extension-method","display_name":"Extension method","score":0.532988965511322},{"id":"https://openalex.org/keywords/extension","display_name":"Extension (predicate logic)","score":0.512066662311554},{"id":"https://openalex.org/keywords/coding","display_name":"Coding (social sciences)","score":0.4849588871002197},{"id":"https://openalex.org/keywords/speech-coding","display_name":"Speech coding","score":0.4526977837085724},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.44312289357185364},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.4413597881793976},{"id":"https://openalex.org/keywords/transform-coding","display_name":"Transform coding","score":0.39467933773994446},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.35363638401031494},{"id":"https://openalex.org/keywords/audio-signal","display_name":"Audio signal","score":0.3026212751865387},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.28427982330322266},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.2225867509841919},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.18991997838020325},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.0987713634967804}],"concepts":[{"id":"https://openalex.org/C9387945","wikidata":"https://www.wikidata.org/wiki/Q4854770","display_name":"Bandwidth extension","level":4,"score":0.9188063144683838},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.6813338994979858},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6526103615760803},{"id":"https://openalex.org/C28726691","wikidata":"https://www.wikidata.org/wiki/Q1268231","display_name":"Modified discrete cosine transform","level":5,"score":0.646779477596283},{"id":"https://openalex.org/C2221639","wikidata":"https://www.wikidata.org/wiki/Q2877","display_name":"Discrete cosine transform","level":3,"score":0.572913646697998},{"id":"https://openalex.org/C2780587432","wikidata":"https://www.wikidata.org/wiki/Q4291893","display_name":"Extension method","level":3,"score":0.532988965511322},{"id":"https://openalex.org/C2778029271","wikidata":"https://www.wikidata.org/wiki/Q5421931","display_name":"Extension (predicate logic)","level":2,"score":0.512066662311554},{"id":"https://openalex.org/C179518139","wikidata":"https://www.wikidata.org/wiki/Q5140297","display_name":"Coding (social sciences)","level":2,"score":0.4849588871002197},{"id":"https://openalex.org/C13895895","wikidata":"https://www.wikidata.org/wiki/Q3270773","display_name":"Speech coding","level":2,"score":0.4526977837085724},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.44312289357185364},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.4413597881793976},{"id":"https://openalex.org/C169805256","wikidata":"https://www.wikidata.org/wiki/Q1361381","display_name":"Transform coding","level":4,"score":0.39467933773994446},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.35363638401031494},{"id":"https://openalex.org/C64922751","wikidata":"https://www.wikidata.org/wiki/Q4650799","display_name":"Audio signal","level":3,"score":0.3026212751865387},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.28427982330322266},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.2225867509841919},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.18991997838020325},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0987713634967804},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/icassp.2013.6637711","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2013.6637711","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 IEEE International Conference on Acoustics, Speech and Signal Processing","raw_type":"proceedings-article"},{"id":"pmh:oai:publica.fraunhofer.de:publica/382202","is_oa":false,"landing_page_url":"https://publica.fraunhofer.de/handle/publica/382202","pdf_url":null,"source":{"id":"https://openalex.org/S4306400318","display_name":"Fraunhofer-Publica (Fraunhofer-Gesellschaft)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4923324","host_organization_name":"Fraunhofer-Gesellschaft","host_organization_lineage":["https://openalex.org/I4923324"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"conference paper"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.4699999988079071,"id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W1485515796","https://openalex.org/W1502560247","https://openalex.org/W1516552340","https://openalex.org/W1566490133","https://openalex.org/W1670669358","https://openalex.org/W2022715779","https://openalex.org/W2090196939","https://openalex.org/W2101635315","https://openalex.org/W2116631259","https://openalex.org/W2146423068","https://openalex.org/W2308367698","https://openalex.org/W4238906441","https://openalex.org/W6629271464","https://openalex.org/W6630236247","https://openalex.org/W6630685240","https://openalex.org/W6633979048","https://openalex.org/W6698034911"],"related_works":["https://openalex.org/W2978563117","https://openalex.org/W2064665753","https://openalex.org/W2135904135","https://openalex.org/W2565123265","https://openalex.org/W2027103574","https://openalex.org/W2046080157","https://openalex.org/W2112852877","https://openalex.org/W2262847075","https://openalex.org/W2162505377","https://openalex.org/W1983449879"],"abstract_inverted_index":{"Modern":[0],"audio":[1,13],"coding":[2],"technologies":[3],"apply":[4],"methods":[5,53],"of":[6,31,51,120,131,139],"bandwidth":[7,72],"extension":[8,73],"(BWE)":[9],"to":[10,55,136],"efficiently":[11],"represent":[12],"data":[14],"at":[15],"low":[16],"bitrates.":[17],"An":[18],"established":[19],"method":[20,74,103,134],"is":[21,29,64,75,123],"the":[22,41,49,61,79,89,110,117,121,129,132,137,140],"well-known":[23],"spectral":[24,47],"band":[25],"replication":[26],"(SBR)":[27],"that":[28,116],"part":[30],"MPEG":[32],"High":[33],"Efficiency":[34],"Advanced":[35],"Audio":[36],"Coding":[37],"(HE-AAC).":[38],"However,":[39],"if":[40],"signal":[42,122],"features":[43],"a":[44,71,114],"distinct":[45],"harmonic":[46,62,118],"structure,":[48],"use":[50],"these":[52],"tends":[54],"result":[56],"in":[57,88,113],"audible":[58],"artifacts,":[59],"because":[60],"structure":[63,119],"not":[65],"reconstructed":[66],"correctly.":[67],"In":[68],"this":[69],"paper":[70],"proposed":[76,97,133],"which":[77],"eliminates":[78],"undesirable":[80],"effects":[81],"and":[82],"allows":[83],"for":[84,108],"an":[85],"efficient":[86],"implementation":[87],"Modified":[90],"Discrete":[91],"Cosine":[92],"Transform":[93],"(MDCT)":[94],"domain.":[95],"The":[96],"Harmonic":[98],"Spectral":[99],"Bandwidth":[100],"Extension":[101],"(HSBE)":[102],"uses":[104],"arbitrary":[105],"frequency":[106],"shifts":[107],"modulating":[109],"replicated":[111],"spectrum":[112],"way":[115],"preserved.":[124],"A":[125],"listening":[126],"test":[127],"demonstrates":[128],"advantage":[130],"compared":[135],"state":[138],"art.":[141]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2018,"cited_by_count":2},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":3}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}