{"id":"https://openalex.org/W2113462908","doi":"https://doi.org/10.1109/tcsii.2009.2030527","title":"Common Architecture Design of Novel Recursive MDCT and IMDCT Algorithms for Application to AAC, AAC in DRM, and MP3 Codecs","display_name":"Common Architecture Design of Novel Recursive MDCT and IMDCT Algorithms for Application to AAC, AAC in DRM, and MP3 Codecs","publication_year":2009,"publication_date":"2009-10-01","ids":{"openalex":"https://openalex.org/W2113462908","doi":"https://doi.org/10.1109/tcsii.2009.2030527","mag":"2113462908"},"language":"en","primary_location":{"id":"doi:10.1109/tcsii.2009.2030527","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsii.2009.2030527","pdf_url":null,"source":{"id":"https://openalex.org/S93916849","display_name":"IEEE Transactions on Circuits & Systems II Express Briefs","issn_l":"1549-7747","issn":["1549-7747","1558-3791"],"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 Transactions on Circuits and Systems II: Express Briefs","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/A5112054602","display_name":"Shin-Chi Lai","orcid":null},"institutions":[{"id":"https://openalex.org/I91807558","display_name":"National Cheng Kung University","ror":"https://ror.org/01b8kcc49","country_code":"TW","type":"education","lineage":["https://openalex.org/I91807558"]}],"countries":["TW"],"is_corresponding":true,"raw_author_name":"Shin-Chi Lai","raw_affiliation_strings":["Electrical Engineering Department, National Cheng Kung University, Tainan County, Taiwan","Electr. Eng. Dept., Nat. Cheng-Kung Univ., Tainan, Taiwan"],"affiliations":[{"raw_affiliation_string":"Electrical Engineering Department, National Cheng Kung University, Tainan County, Taiwan","institution_ids":["https://openalex.org/I91807558"]},{"raw_affiliation_string":"Electr. Eng. Dept., Nat. Cheng-Kung Univ., Tainan, Taiwan","institution_ids":["https://openalex.org/I91807558"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5067805894","display_name":"Sheau-Fang Lei","orcid":null},"institutions":[{"id":"https://openalex.org/I91807558","display_name":"National Cheng Kung University","ror":"https://ror.org/01b8kcc49","country_code":"TW","type":"education","lineage":["https://openalex.org/I91807558"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Sheau-Fang Lei","raw_affiliation_strings":["Electrical Engineering Department, National Cheng Kung University, Tainan County, Taiwan","Electr. Eng. Dept., Nat. Cheng-Kung Univ., Tainan, Taiwan"],"affiliations":[{"raw_affiliation_string":"Electrical Engineering Department, National Cheng Kung University, Tainan County, Taiwan","institution_ids":["https://openalex.org/I91807558"]},{"raw_affiliation_string":"Electr. Eng. Dept., Nat. Cheng-Kung Univ., Tainan, Taiwan","institution_ids":["https://openalex.org/I91807558"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5114444457","display_name":"Ching\u2010Hsing Luo","orcid":"https://orcid.org/0000-0003-1152-0557"},"institutions":[{"id":"https://openalex.org/I91807558","display_name":"National Cheng Kung University","ror":"https://ror.org/01b8kcc49","country_code":"TW","type":"education","lineage":["https://openalex.org/I91807558"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Ching-Hsing Luo","raw_affiliation_strings":["Electrical Engineering Department, National Cheng Kung University, Tainan County, Taiwan","Electr. Eng. Dept., Nat. Cheng-Kung Univ., Tainan, Taiwan"],"affiliations":[{"raw_affiliation_string":"Electrical Engineering Department, National Cheng Kung University, Tainan County, Taiwan","institution_ids":["https://openalex.org/I91807558"]},{"raw_affiliation_string":"Electr. Eng. Dept., Nat. Cheng-Kung Univ., Tainan, Taiwan","institution_ids":["https://openalex.org/I91807558"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5112054602"],"corresponding_institution_ids":["https://openalex.org/I91807558"],"apc_list":null,"apc_paid":null,"fwci":2.8197,"has_fulltext":false,"cited_by_count":25,"citation_normalized_percentile":{"value":0.90596672,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"56","issue":"10","first_page":"793","last_page":"797"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11034","display_name":"Digital Filter Design and Implementation","score":0.9998999834060669,"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":0.9998999834060669,"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/T10901","display_name":"Advanced Data Compression Techniques","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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":0.9983999729156494,"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/discrete-cosine-transform","display_name":"Discrete cosine transform","score":0.7937312126159668},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7354410886764526},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.6626203656196594},{"id":"https://openalex.org/keywords/codec","display_name":"Codec","score":0.5506776571273804},{"id":"https://openalex.org/keywords/gate-count","display_name":"Gate count","score":0.46973881125450134},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.46227747201919556},{"id":"https://openalex.org/keywords/cmos","display_name":"CMOS","score":0.42378124594688416},{"id":"https://openalex.org/keywords/embedded-system","display_name":"Embedded system","score":0.3430885076522827},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.1502002477645874},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.11656755208969116},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.1122215986251831},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.08638229966163635}],"concepts":[{"id":"https://openalex.org/C2221639","wikidata":"https://www.wikidata.org/wiki/Q2877","display_name":"Discrete cosine transform","level":3,"score":0.7937312126159668},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7354410886764526},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6626203656196594},{"id":"https://openalex.org/C161765866","wikidata":"https://www.wikidata.org/wiki/Q184748","display_name":"Codec","level":2,"score":0.5506776571273804},{"id":"https://openalex.org/C2777892113","wikidata":"https://www.wikidata.org/wiki/Q5527005","display_name":"Gate count","level":2,"score":0.46973881125450134},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.46227747201919556},{"id":"https://openalex.org/C46362747","wikidata":"https://www.wikidata.org/wiki/Q173431","display_name":"CMOS","level":2,"score":0.42378124594688416},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.3430885076522827},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.1502002477645874},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.11656755208969116},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.1122215986251831},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.08638229966163635}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tcsii.2009.2030527","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsii.2009.2030527","pdf_url":null,"source":{"id":"https://openalex.org/S93916849","display_name":"IEEE Transactions on Circuits & Systems II Express Briefs","issn_l":"1549-7747","issn":["1549-7747","1558-3791"],"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 Transactions on Circuits and Systems II: Express Briefs","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.6499999761581421,"display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W1492147561","https://openalex.org/W1604949508","https://openalex.org/W1981759054","https://openalex.org/W2027735369","https://openalex.org/W2064665753","https://openalex.org/W2103888037","https://openalex.org/W2117846733","https://openalex.org/W2157893627","https://openalex.org/W2160093152","https://openalex.org/W2162734172","https://openalex.org/W6645562214"],"related_works":["https://openalex.org/W1916685473","https://openalex.org/W2055682261","https://openalex.org/W2186390138","https://openalex.org/W1993363272","https://openalex.org/W2060035984","https://openalex.org/W2790129917","https://openalex.org/W2107680156","https://openalex.org/W2992856432","https://openalex.org/W1598105334","https://openalex.org/W2116533108"],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2],"a":[3,118],"novel":[4],"recursive":[5],"algorithm":[6,33,147,199],"to":[7,121],"compute":[8],"the":[9,16,25,35,43,57,67,79,83,101,114,173,197,202,206],"modified":[10],"discrete":[11,26],"cosine":[12,27],"transform":[13,28],"(MDCT)":[14],"and":[15,69,82,113,150,176,205],"inverse":[17],"MDCT":[18,68,204],"(IMDCT)":[19],"based":[20],"on":[21],"type":[22],"IV":[23],"of":[24,78],"(DCT-IV)":[29],"algorithm.":[30],"The":[31,61,107,145,160],"proposed":[32,115,146,198],"has":[34],"following":[36],"advantages:":[37],"In":[38],"contrast":[39],"with":[40,56],"parallel":[41],"designs,":[42],"input":[44],"sequence":[45],"fed":[46],"by":[47,89,152],"serial":[48],"in/serial":[49],"out":[50],"(SISO)":[51],"can":[52,86,99,200],"dynamically":[53],"be":[54,87],"switched":[55],"variable":[58],"window":[59],"length.":[60],"data":[62],"throughput":[63],"per":[64],"transformation":[65],"for":[66,95],"IMDCT":[70],"algorithms":[71],"is":[72,93,110,148,163],"four":[73],"times":[74,165],"higher":[75],"than":[76],"that":[77],"previous":[80],"algorithms,":[81],"ROM":[84],"size":[85],"reduced":[88],"50%-79%.":[90],"Less":[91],"memory":[92],"required":[94],"accessing;":[96],"thus,":[97],"it":[98],"reduce":[100],"chip":[102,108],"area":[103,162],"in":[104,131,185],"hardware":[105],"implementation.":[106],"efficiency":[109],"also":[111],"increased,":[112],"architecture":[116],"makes":[117],"feasible":[119],"design":[120],"integrate":[122],"several":[123],"audio":[124,128,181],"standards":[125],"[i.e.,":[126],"advanced":[127],"coding":[129],"(AAC)/AAC":[130],"digital":[132],"radio":[133],"mondiale":[134],"(DRM/MPEG-1":[135],"Audio":[136],"Layer":[137],"3":[138],"(MP3)]":[139],"into":[140],"one":[141],"portable":[142],"media":[143],"player.":[144],"designed":[149],"fabricated":[151],"using":[153],"0.18-mum":[154],"1P6M":[155],"complimentary":[156],"metal-oxide-semiconductor":[157],"(CMOS)":[158],"process.":[159],"core":[161],"441":[164],"437":[166],"mum":[167],"<sup":[168],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[169],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">2</sup>":[170],",":[171],"including":[172],"MDCT,":[174],"IMDCT,":[175],"DCT-IV":[177],"modules.":[178],"For":[179],"modern":[180],"applications,":[182],"i.e.,":[183],"AAC/AAC":[184],"DRM/MP3,":[186],"this":[187],"processor":[188],"only":[189],"consumes":[190],"14.077/3.482/0.3138":[191],"mW":[192],"at":[193],"50/12.5/1":[194],"MHz.":[195],"Furthermore,":[196],"calculate":[201],"2048/1920/256/240/36/12-point":[203],"1024/960/128/120/18/6-point":[207],"IMDCT.":[208]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":2},{"year":2021,"cited_by_count":3},{"year":2019,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":5},{"year":2012,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}