{"id":"https://openalex.org/W2085995904","doi":"https://doi.org/10.1155/2007/94386","title":"Distortion-Free 1-Bit PWM Coding for Digital Audio Signals","display_name":"Distortion-Free 1-Bit PWM Coding for Digital Audio Signals","publication_year":2007,"publication_date":"2007-04-30","ids":{"openalex":"https://openalex.org/W2085995904","doi":"https://doi.org/10.1155/2007/94386","mag":"2085995904"},"language":"en","primary_location":{"id":"doi:10.1155/2007/94386","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2007/94386","pdf_url":"https://asp-eurasipjournals.springeropen.com/counter/pdf/10.1155/2007/94386","source":{"id":"https://openalex.org/S35920007","display_name":"EURASIP Journal on Advances in Signal Processing","issn_l":"1687-6172","issn":["1687-6172","1687-6180"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","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 Advances in Signal Processing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://asp-eurasipjournals.springeropen.com/counter/pdf/10.1155/2007/94386","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5041663644","display_name":"Andreas Floros","orcid":"https://orcid.org/0000-0002-8477-9490"},"institutions":[{"id":"https://openalex.org/I187792471","display_name":"Ionian University","ror":"https://ror.org/01xm4n520","country_code":"GR","type":"education","lineage":["https://openalex.org/I187792471"]}],"countries":["GR"],"is_corresponding":true,"raw_author_name":"Andreas Floros","raw_affiliation_strings":["Department of Computer Science, Ionian University, Plateia Tsirigoti 7, Corfu, 49 100, Greece","Department of Computer Science, Ionian University, Plateia Tsirigoti, Corfu, Greece#TAB#"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science, Ionian University, Plateia Tsirigoti 7, Corfu, 49 100, Greece","institution_ids":["https://openalex.org/I187792471"]},{"raw_affiliation_string":"Department of Computer Science, Ionian University, Plateia Tsirigoti, Corfu, Greece#TAB#","institution_ids":["https://openalex.org/I187792471"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5063125354","display_name":"John Mourjopoulos","orcid":"https://orcid.org/0000-0003-0471-8127"},"institutions":[{"id":"https://openalex.org/I174878644","display_name":"University of Patras","ror":"https://ror.org/017wvtq80","country_code":"GR","type":"education","lineage":["https://openalex.org/I174878644"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"John Mourjopoulos","raw_affiliation_strings":["Audio Technology Group, Department of Electrical and Computer Engineering, University of Patras, Rio Patras, 265 00, Greece","Audio Technology Group, Department of Electrical and Computer Engineering, University of Patras, Rio Patras, Greece#TAB#"],"affiliations":[{"raw_affiliation_string":"Audio Technology Group, Department of Electrical and Computer Engineering, University of Patras, Rio Patras, 265 00, Greece","institution_ids":["https://openalex.org/I174878644"]},{"raw_affiliation_string":"Audio Technology Group, Department of Electrical and Computer Engineering, University of Patras, Rio Patras, Greece#TAB#","institution_ids":["https://openalex.org/I174878644"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5041663644"],"corresponding_institution_ids":["https://openalex.org/I187792471"],"apc_list":{"value":1140,"currency":"GBP","value_usd":1398},"apc_paid":{"value":1140,"currency":"GBP","value_usd":1398},"fwci":0.5356,"has_fulltext":true,"cited_by_count":8,"citation_normalized_percentile":{"value":0.70676868,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"2007","issue":"1","first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10323","display_name":"Analog and Mixed-Signal Circuit Design","score":0.9987999796867371,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/T10323","display_name":"Analog and Mixed-Signal Circuit Design","score":0.9987999796867371,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/T11248","display_name":"Advanced Power Amplifier Design","score":0.9979000091552734,"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":0.9975000023841858,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/pulse-width-modulation","display_name":"Pulse-width modulation","score":0.7810013294219971},{"id":"https://openalex.org/keywords/oversampling","display_name":"Oversampling","score":0.759152352809906},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5360807180404663},{"id":"https://openalex.org/keywords/quantization","display_name":"Quantization (signal processing)","score":0.5350979566574097},{"id":"https://openalex.org/keywords/dither","display_name":"Dither","score":0.5171412825584412},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3841492831707001},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.32655030488967896},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.2685759663581848},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.22117850184440613},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.12352225184440613},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.11704370379447937},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.10281530022621155},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.09963744878768921}],"concepts":[{"id":"https://openalex.org/C92746544","wikidata":"https://www.wikidata.org/wiki/Q585184","display_name":"Pulse-width modulation","level":3,"score":0.7810013294219971},{"id":"https://openalex.org/C197323446","wikidata":"https://www.wikidata.org/wiki/Q331222","display_name":"Oversampling","level":3,"score":0.759152352809906},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5360807180404663},{"id":"https://openalex.org/C28855332","wikidata":"https://www.wikidata.org/wiki/Q198099","display_name":"Quantization (signal processing)","level":2,"score":0.5350979566574097},{"id":"https://openalex.org/C70451592","wikidata":"https://www.wikidata.org/wiki/Q376493","display_name":"Dither","level":3,"score":0.5171412825584412},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3841492831707001},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.32655030488967896},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.2685759663581848},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.22117850184440613},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.12352225184440613},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.11704370379447937},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.10281530022621155},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.09963744878768921}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1155/2007/94386","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2007/94386","pdf_url":"https://asp-eurasipjournals.springeropen.com/counter/pdf/10.1155/2007/94386","source":{"id":"https://openalex.org/S35920007","display_name":"EURASIP Journal on Advances in Signal Processing","issn_l":"1687-6172","issn":["1687-6172","1687-6180"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","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 Advances in Signal Processing","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:45c534218be34e39aeed735c95a5a61e","is_oa":true,"landing_page_url":"https://doaj.org/article/45c534218be34e39aeed735c95a5a61e","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"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 Advances in Signal Processing, Vol 2007 (2007)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1155/2007/94386","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2007/94386","pdf_url":"https://asp-eurasipjournals.springeropen.com/counter/pdf/10.1155/2007/94386","source":{"id":"https://openalex.org/S35920007","display_name":"EURASIP Journal on Advances in Signal Processing","issn_l":"1687-6172","issn":["1687-6172","1687-6180"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","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 Advances in Signal Processing","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.6200000047683716,"id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2085995904.pdf","grobid_xml":"https://content.openalex.org/works/W2085995904.grobid-xml"},"referenced_works_count":24,"referenced_works":["https://openalex.org/W57663405","https://openalex.org/W1483605465","https://openalex.org/W1485652727","https://openalex.org/W1485777036","https://openalex.org/W1495955379","https://openalex.org/W1499457505","https://openalex.org/W1505866251","https://openalex.org/W1510886958","https://openalex.org/W1512052697","https://openalex.org/W1514076072","https://openalex.org/W1517541727","https://openalex.org/W1541614664","https://openalex.org/W1567999669","https://openalex.org/W1570112013","https://openalex.org/W1584772910","https://openalex.org/W1752267318","https://openalex.org/W1987730255","https://openalex.org/W2055106261","https://openalex.org/W2091203880","https://openalex.org/W2125358031","https://openalex.org/W2141213980","https://openalex.org/W2154643934","https://openalex.org/W2161540415","https://openalex.org/W4213129550"],"related_works":["https://openalex.org/W2389128124","https://openalex.org/W2766503024","https://openalex.org/W2364812720","https://openalex.org/W2138725603","https://openalex.org/W2094272778","https://openalex.org/W4210717739","https://openalex.org/W2000868246","https://openalex.org/W2158034396","https://openalex.org/W2933484786","https://openalex.org/W2067936044"],"abstract_inverted_index":{"Although":[0],"uniformly":[1],"sampled":[2,38],"pulse":[3],"width":[4],"modulation":[5],"(UPWM)":[6],"represents":[7],"a":[8,68,79,89],"very":[9],"efficient":[10],"digital":[11,62,71,139],"audio":[12,54],"coding":[13],"scheme":[14],"for":[15,82,149],"digital-to-analog":[16],"conversion":[17],"and":[18,78,109],"full-digital":[19],"amplification,":[20],"it":[21,110],"suffers":[22],"from":[23],"strong":[24],"harmonic":[25,136],"distortions,":[26,137],"as":[27],"opposed":[28],"to":[29,58,94,143,155],"benign":[30],"non-harmonic":[31],"artifacts":[32],"present":[33],"in":[34,99,115],"analog":[35],"PWM":[36,63,72,121,140,157],"(naturally":[37],"PWM,":[39],"NPWM).":[40],"Complete":[41],"elimination":[42],"of":[43,50,61,70,134,145,160],"these":[44],"distortions":[45],"usually":[46],"requires":[47],"excessive":[48],"oversampling":[49,151],"the":[51,95,116,120,128,135],"source":[52,146],"PCM":[53,117,147],"signal,":[55],"which":[56],"results":[57],"impractical":[59],"realizations":[60],"systems.":[64],"In":[65],"this":[66],"paper,":[67],"description":[69],"distortion":[73],"generation":[74],"mechanism":[75],"is":[76,85,106,125],"given":[77],"novel":[80],"principle":[81,97],"their":[83],"minimization":[84],"proposed,":[86],"based":[87],"on":[88],"process":[90],"having":[91],"some":[92],"similarity":[93],"dithering":[96],"employed":[98],"multibit":[100],"signal":[101,105],"quantization.":[102],"This":[103],"conditioning":[104],"termed":[107],"\"jither\"":[108],"can":[111],"be":[112],"applied":[113],"either":[114],"amplitude":[118],"or":[119],"time":[122],"domain.":[123],"It":[124],"shown":[126],"that":[127,144],"proposed":[129],"method":[130],"achieves":[131],"significant":[132],"decrement":[133],"rendering":[138],"performance":[141],"equivalent":[142],"audio,":[148],"mild":[150],"(e.g.,":[152],")":[153],"resulting":[154],"typical":[156],"clock":[158],"rates":[159],"90":[161],"MHz.":[162]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2014,"cited_by_count":1}],"updated_date":"2026-03-18T14:38:29.013473","created_date":"2025-10-10T00:00:00"}
