{"id":"https://openalex.org/W1608946747","doi":"https://doi.org/10.1109/lsp.2014.2321061","title":"A Time-Frequency Hybrid Downmixing Method for AC-3 Decoding","display_name":"A Time-Frequency Hybrid Downmixing Method for AC-3 Decoding","publication_year":2014,"publication_date":"2014-04-29","ids":{"openalex":"https://openalex.org/W1608946747","doi":"https://doi.org/10.1109/lsp.2014.2321061","mag":"1608946747"},"language":"en","primary_location":{"id":"doi:10.1109/lsp.2014.2321061","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lsp.2014.2321061","pdf_url":null,"source":{"id":"https://openalex.org/S120629676","display_name":"IEEE Signal Processing Letters","issn_l":"1070-9908","issn":["1070-9908","1558-2361"],"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 Signal Processing Letters","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/A5100633101","display_name":"Hui Li","orcid":"https://orcid.org/0000-0001-7206-1783"},"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"]},{"id":"https://openalex.org/I4210124847","display_name":"National Engineering Research Center of Electromagnetic Radiation Control Materials","ror":"https://ror.org/02k4dcs46","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210124847"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Hui Li","raw_affiliation_strings":["State Key Laboratory of Electronic Thin Films and Integrated Devices, University of Electronic Science & Technology of China, Chengdu, China","[State Key Laboratory of Electronic, Thin films and Integrated Devices, University of Electronic Science and Technology of China, Chengdu, China]"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Electronic Thin Films and Integrated Devices, University of Electronic Science & Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I4210124847"]},{"raw_affiliation_string":"[State Key Laboratory of Electronic, Thin films and Integrated Devices, University of Electronic Science and Technology of China, Chengdu, China]","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101436912","display_name":"Yiwen Wang","orcid":"https://orcid.org/0000-0002-5174-2720"},"institutions":[{"id":"https://openalex.org/I4210124847","display_name":"National Engineering Research Center of Electromagnetic Radiation Control Materials","ror":"https://ror.org/02k4dcs46","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210124847"]},{"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":"Yiwen Wang","raw_affiliation_strings":["State Key Laboratory of Electronic Thin Films and Integrated Devices, University of Electronic Science & Technology of China, Chengdu, China","[State Key Laboratory of Electronic, Thin films and Integrated Devices, University of Electronic Science and Technology of China, Chengdu, China]"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Electronic Thin Films and Integrated Devices, University of Electronic Science & Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I4210124847"]},{"raw_affiliation_string":"[State Key Laboratory of Electronic, Thin films and Integrated Devices, University of Electronic Science and Technology of China, Chengdu, China]","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5040090528","display_name":"Ping Li","orcid":"https://orcid.org/0000-0003-1622-3607"},"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"]},{"id":"https://openalex.org/I4210124847","display_name":"National Engineering Research Center of Electromagnetic Radiation Control Materials","ror":"https://ror.org/02k4dcs46","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210124847"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ping Li","raw_affiliation_strings":["State Key Laboratory of Electronic Thin Films and Integrated Devices, University of Electronic Science & Technology of China, Chengdu, China","[State Key Laboratory of Electronic, Thin films and Integrated Devices, University of Electronic Science and Technology of China, Chengdu, China]"],"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Electronic Thin Films and Integrated Devices, University of Electronic Science & Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I4210124847"]},{"raw_affiliation_string":"[State Key Laboratory of Electronic, Thin films and Integrated Devices, University of Electronic Science and Technology of China, Chengdu, China]","institution_ids":["https://openalex.org/I150229711"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5100633101"],"corresponding_institution_ids":["https://openalex.org/I150229711","https://openalex.org/I4210124847"],"apc_list":null,"apc_paid":null,"fwci":0.2093,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.55825373,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"21","issue":"8","first_page":"933","last_page":"936"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9976000189781189,"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":0.9976000189781189,"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/T11034","display_name":"Digital Filter Design and Implementation","score":0.9904999732971191,"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":0.9883000254631042,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.7502274513244629},{"id":"https://openalex.org/keywords/discrete-cosine-transform","display_name":"Discrete cosine transform","score":0.6971216201782227},{"id":"https://openalex.org/keywords/frequency-domain","display_name":"Frequency domain","score":0.6923643350601196},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5919471383094788},{"id":"https://openalex.org/keywords/time\u2013frequency-analysis","display_name":"Time\u2013frequency analysis","score":0.5489878058433533},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.524967610836029},{"id":"https://openalex.org/keywords/reduction","display_name":"Reduction (mathematics)","score":0.5072464346885681},{"id":"https://openalex.org/keywords/trigonometric-functions","display_name":"Trigonometric functions","score":0.43081745505332947},{"id":"https://openalex.org/keywords/inverse","display_name":"Inverse","score":0.414894700050354},{"id":"https://openalex.org/keywords/discrete-frequency-domain","display_name":"Discrete frequency domain","score":0.4136281907558441},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3639448583126068},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1062631607055664},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.10252594947814941}],"concepts":[{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.7502274513244629},{"id":"https://openalex.org/C2221639","wikidata":"https://www.wikidata.org/wiki/Q2877","display_name":"Discrete cosine transform","level":3,"score":0.6971216201782227},{"id":"https://openalex.org/C19118579","wikidata":"https://www.wikidata.org/wiki/Q786423","display_name":"Frequency domain","level":2,"score":0.6923643350601196},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5919471383094788},{"id":"https://openalex.org/C142433447","wikidata":"https://www.wikidata.org/wiki/Q7806653","display_name":"Time\u2013frequency analysis","level":3,"score":0.5489878058433533},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.524967610836029},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.5072464346885681},{"id":"https://openalex.org/C178009071","wikidata":"https://www.wikidata.org/wiki/Q93344","display_name":"Trigonometric functions","level":2,"score":0.43081745505332947},{"id":"https://openalex.org/C207467116","wikidata":"https://www.wikidata.org/wiki/Q4385666","display_name":"Inverse","level":2,"score":0.414894700050354},{"id":"https://openalex.org/C23548689","wikidata":"https://www.wikidata.org/wiki/Q5282049","display_name":"Discrete frequency domain","level":3,"score":0.4136281907558441},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3639448583126068},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1062631607055664},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.10252594947814941},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","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},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lsp.2014.2321061","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lsp.2014.2321061","pdf_url":null,"source":{"id":"https://openalex.org/S120629676","display_name":"IEEE Signal Processing Letters","issn_l":"1070-9908","issn":["1070-9908","1558-2361"],"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 Signal Processing Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.49000000953674316}],"awards":[],"funders":[{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":5,"referenced_works":["https://openalex.org/W1604949508","https://openalex.org/W2009871374","https://openalex.org/W2058046777","https://openalex.org/W2135859218","https://openalex.org/W2148184469"],"related_works":["https://openalex.org/W1947057263","https://openalex.org/W2355447608","https://openalex.org/W2942155422","https://openalex.org/W2015118744","https://openalex.org/W1824437616","https://openalex.org/W2140218390","https://openalex.org/W2603444339","https://openalex.org/W1642462315","https://openalex.org/W2159385443","https://openalex.org/W2033324903"],"abstract_inverted_index":{"In":[0],"this":[1],"letter,":[2],"a":[3],"time-frequency":[4],"hybrid":[5],"downmixing":[6,18,47],"method":[7,15,51],"is":[8],"proposed":[9,14,50],"for":[10],"AC-3":[11],"decoding.":[12],"The":[13],"consists":[16],"of":[17,21,72],"frequency":[19,55],"coefficients":[20,56],"long":[22,29,59],"blocks":[23,26],"and":[24,30,38,60,63,67,74],"short":[25,31,61],"respectively,":[27],"computing":[28],"inverse":[32],"modified":[33],"discrete":[34],"cosine":[35],"transforms":[36],"(IMDCTs),":[37],"adding":[39],"operation.":[40],"Compared":[41],"with":[42],"one":[43],"reported":[44],"fast":[45],"frequency-domain":[46],"method,":[48],"the":[49],"does":[52],"not":[53],"need":[54],"conversion":[57],"between":[58],"blocks,":[62],"has":[64],"approximately":[65],"26%":[66],"32%":[68],"reduction":[69],"in":[70],"numbers":[71],"additions":[73],"multiplications,":[75],"respectively.":[76]},"counts_by_year":[{"year":2014,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}