{"id":"https://openalex.org/W2127519643","doi":"https://doi.org/10.1109/iscas.2008.4541512","title":"Low-power logarithmic number system addition/subtraction and their impact on digital filters","display_name":"Low-power logarithmic number system addition/subtraction and their impact on digital filters","publication_year":2008,"publication_date":"2008-05-01","ids":{"openalex":"https://openalex.org/W2127519643","doi":"https://doi.org/10.1109/iscas.2008.4541512","mag":"2127519643"},"language":"en","primary_location":{"id":"doi:10.1109/iscas.2008.4541512","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscas.2008.4541512","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2008 IEEE International Symposium on Circuits and Systems (ISCAS)","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/A5090575086","display_name":"Ioannis Kouretas","orcid":"https://orcid.org/0000-0002-8574-8469"},"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":true,"raw_author_name":"I. Kouretas","raw_affiliation_strings":["Electrical and Computer Engineering Dept., University of Patras, 26 500, Greece"],"affiliations":[{"raw_affiliation_string":"Electrical and Computer Engineering Dept., University of Patras, 26 500, Greece","institution_ids":["https://openalex.org/I174878644"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016516397","display_name":"Ch. Basetas","orcid":null},"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":"Ch. Basetas","raw_affiliation_strings":["Electrical and Computer Engineering Dept., University of Patras, 26 500, Greece"],"affiliations":[{"raw_affiliation_string":"Electrical and Computer Engineering Dept., University of Patras, 26 500, Greece","institution_ids":["https://openalex.org/I174878644"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5021252086","display_name":"Vassilis Paliouras","orcid":"https://orcid.org/0000-0002-1414-7500"},"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":"V. Paliouras","raw_affiliation_strings":["Electrical and Computer Engineering Dept., University of Patras, 26 500, Greece"],"affiliations":[{"raw_affiliation_string":"Electrical and Computer Engineering Dept., University of Patras, 26 500, Greece","institution_ids":["https://openalex.org/I174878644"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5090575086"],"corresponding_institution_ids":["https://openalex.org/I174878644"],"apc_list":null,"apc_paid":null,"fwci":1.2016,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.81127709,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"692","last_page":"695"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11697","display_name":"Numerical Methods and Algorithms","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"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/T11697","display_name":"Numerical Methods and Algorithms","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"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/T10363","display_name":"Low-power high-performance VLSI design","score":0.9998000264167786,"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":0.9994999766349792,"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/computer-science","display_name":"Computer science","score":0.622400164604187},{"id":"https://openalex.org/keywords/digital-filter","display_name":"Digital filter","score":0.600902795791626},{"id":"https://openalex.org/keywords/dissipation","display_name":"Dissipation","score":0.5894671082496643},{"id":"https://openalex.org/keywords/subtraction","display_name":"Subtraction","score":0.5437030792236328},{"id":"https://openalex.org/keywords/cmos","display_name":"CMOS","score":0.5279527902603149},{"id":"https://openalex.org/keywords/logarithm","display_name":"Logarithm","score":0.5271134972572327},{"id":"https://openalex.org/keywords/lookup-table","display_name":"Lookup table","score":0.4949621558189392},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.4690295457839966},{"id":"https://openalex.org/keywords/complement","display_name":"Complement (music)","score":0.4640435576438904},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.4443848729133606},{"id":"https://openalex.org/keywords/low-power-electronics","display_name":"Low-power electronics","score":0.43952322006225586},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3997590243816376},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.37322819232940674},{"id":"https://openalex.org/keywords/arithmetic","display_name":"Arithmetic","score":0.27889448404312134},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.27657032012939453},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.14527848362922668},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.08436930179595947}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.622400164604187},{"id":"https://openalex.org/C36390408","wikidata":"https://www.wikidata.org/wiki/Q1163067","display_name":"Digital filter","level":3,"score":0.600902795791626},{"id":"https://openalex.org/C135402231","wikidata":"https://www.wikidata.org/wiki/Q898440","display_name":"Dissipation","level":2,"score":0.5894671082496643},{"id":"https://openalex.org/C68060419","wikidata":"https://www.wikidata.org/wiki/Q40754","display_name":"Subtraction","level":2,"score":0.5437030792236328},{"id":"https://openalex.org/C46362747","wikidata":"https://www.wikidata.org/wiki/Q173431","display_name":"CMOS","level":2,"score":0.5279527902603149},{"id":"https://openalex.org/C39927690","wikidata":"https://www.wikidata.org/wiki/Q11197","display_name":"Logarithm","level":2,"score":0.5271134972572327},{"id":"https://openalex.org/C134835016","wikidata":"https://www.wikidata.org/wiki/Q690265","display_name":"Lookup table","level":2,"score":0.4949621558189392},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.4690295457839966},{"id":"https://openalex.org/C112313634","wikidata":"https://www.wikidata.org/wiki/Q7886648","display_name":"Complement (music)","level":5,"score":0.4640435576438904},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.4443848729133606},{"id":"https://openalex.org/C117551214","wikidata":"https://www.wikidata.org/wiki/Q6692774","display_name":"Low-power electronics","level":4,"score":0.43952322006225586},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3997590243816376},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.37322819232940674},{"id":"https://openalex.org/C94375191","wikidata":"https://www.wikidata.org/wiki/Q11205","display_name":"Arithmetic","level":1,"score":0.27889448404312134},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.27657032012939453},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.14527848362922668},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.08436930179595947},{"id":"https://openalex.org/C188082640","wikidata":"https://www.wikidata.org/wiki/Q1780899","display_name":"Complementation","level":4,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C97355855","wikidata":"https://www.wikidata.org/wiki/Q11473","display_name":"Thermodynamics","level":1,"score":0.0},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0},{"id":"https://openalex.org/C2984118289","wikidata":"https://www.wikidata.org/wiki/Q29954","display_name":"Power consumption","level":3,"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/C127716648","wikidata":"https://www.wikidata.org/wiki/Q104053","display_name":"Phenotype","level":3,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iscas.2008.4541512","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscas.2008.4541512","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2008 IEEE International Symposium on Circuits and Systems (ISCAS)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W1530271569","https://openalex.org/W1536360961","https://openalex.org/W1546321014","https://openalex.org/W1890863556","https://openalex.org/W1982972110","https://openalex.org/W2024178767","https://openalex.org/W2032892910","https://openalex.org/W2107624728","https://openalex.org/W2116911806","https://openalex.org/W2126360616","https://openalex.org/W2128598976","https://openalex.org/W2129914391","https://openalex.org/W2156723238","https://openalex.org/W2222357280","https://openalex.org/W3140678388"],"related_works":["https://openalex.org/W2090049157","https://openalex.org/W1976835164","https://openalex.org/W2798215405","https://openalex.org/W2990962948","https://openalex.org/W2134771946","https://openalex.org/W2084169748","https://openalex.org/W2006407424","https://openalex.org/W1985311171","https://openalex.org/W2541678703","https://openalex.org/W2148116748"],"abstract_inverted_index":{"This":[0],"paper":[1],"discusses":[2],"techniques":[3,42],"for":[4,31,43,62],"low-power":[5,45],"addition/subtraction":[6,32],"in":[7],"the":[8,22,26,44,63],"logarithmic":[9],"number":[10],"system":[11],"(LNS)":[12],"and":[13,36],"evaluates":[14],"their":[15],"impact":[16,23],"on":[17,33],"digital":[18,66,71],"filter":[19],"implementation.":[20],"Initially,":[21],"of":[24,47,65,69],"partitioning":[25],"look-up":[27],"tables":[28],"(LUT)":[29],"required":[30],"complexity,":[34],"performance,":[35],"power":[37,85],"dissipation":[38,86],"is":[39],"studied.":[40],"Subsequently":[41],"implementation":[46],"an":[48],"LNS":[49,58],"multiply-":[50],"accumulate":[51],"(MAC)":[52],"unit":[53],"are":[54,60,88],"investigated.":[55],"The":[56],"obtained":[57],"MACs":[59],"used":[61],"design":[64],"filters.":[67],"Synthesis":[68],"LNS-based":[70],"filters":[72],"using":[73],"a":[74],"0.18":[75],"mum":[76],"1.8":[77],"V":[78],"CMOS":[79],"standard-cell":[80],"library,":[81],"reveal":[82],"that":[83],"significant":[84],"savings":[87],"possible":[89],"at":[90],"no":[91],"performance":[92],"penalty,":[93],"when":[94],"compared":[95],"to":[96],"linear":[97],"two's-complement":[98],"equivalent.":[99]},"counts_by_year":[{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}