{"id":"https://openalex.org/W2115760357","doi":"https://doi.org/10.1109/iscas.2009.5118257","title":"Processing of signals using level-crossing sampling","display_name":"Processing of signals using level-crossing sampling","publication_year":2009,"publication_date":"2009-05-01","ids":{"openalex":"https://openalex.org/W2115760357","doi":"https://doi.org/10.1109/iscas.2009.5118257","mag":"2115760357"},"language":"en","primary_location":{"id":"doi:10.1109/iscas.2009.5118257","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscas.2009.5118257","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE International Symposium on Circuits and Systems","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/A5066505135","display_name":"Christos Vezyrtzis","orcid":null},"institutions":[{"id":"https://openalex.org/I78577930","display_name":"Columbia University","ror":"https://ror.org/00hj8s172","country_code":"US","type":"education","lineage":["https://openalex.org/I78577930"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Christos Vezyrtzis","raw_affiliation_strings":["Department of Electrical Engineering, Columbia University, New York, NY, USA","Dept. of Electrical Engineering, Columbia Univ., New York, 10027, USA"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Columbia University, New York, NY, USA","institution_ids":["https://openalex.org/I78577930"]},{"raw_affiliation_string":"Dept. of Electrical Engineering, Columbia Univ., New York, 10027, USA","institution_ids":["https://openalex.org/I78577930"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5056549524","display_name":"Y. Tsividis","orcid":"https://orcid.org/0000-0002-7775-7218"},"institutions":[{"id":"https://openalex.org/I78577930","display_name":"Columbia University","ror":"https://ror.org/00hj8s172","country_code":"US","type":"education","lineage":["https://openalex.org/I78577930"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Yannis Tsividis","raw_affiliation_strings":["Department of Electrical Engineering, Columbia University, New York, NY, USA","Dept. of Electrical Engineering, Columbia Univ., New York, 10027, USA"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Columbia University, New York, NY, USA","institution_ids":["https://openalex.org/I78577930"]},{"raw_affiliation_string":"Dept. of Electrical Engineering, Columbia Univ., New York, 10027, USA","institution_ids":["https://openalex.org/I78577930"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5066505135"],"corresponding_institution_ids":["https://openalex.org/I78577930"],"apc_list":null,"apc_paid":null,"fwci":2.3926,"has_fulltext":false,"cited_by_count":33,"citation_normalized_percentile":{"value":0.89160172,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"2293","last_page":"2296"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11417","display_name":"Advancements in PLL and VCO Technologies","score":0.995199978351593,"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/T11417","display_name":"Advancements in PLL and VCO Technologies","score":0.995199978351593,"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/T11447","display_name":"Blind Source Separation Techniques","score":0.9943000078201294,"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/T10323","display_name":"Analog and Mixed-Signal Circuit Design","score":0.9871000051498413,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/quantization","display_name":"Quantization (signal processing)","score":0.6505097150802612},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6237245202064514},{"id":"https://openalex.org/keywords/sampling","display_name":"Sampling (signal processing)","score":0.6183540225028992},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.5548664331436157},{"id":"https://openalex.org/keywords/signal-processing","display_name":"Signal processing","score":0.5047687292098999},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4857783615589142},{"id":"https://openalex.org/keywords/amplitude","display_name":"Amplitude","score":0.43209967017173767},{"id":"https://openalex.org/keywords/encoding","display_name":"Encoding (memory)","score":0.4224923253059387},{"id":"https://openalex.org/keywords/digital-signal-processing","display_name":"Digital signal processing","score":0.24988886713981628},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.2075396478176117},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.20638030767440796},{"id":"https://openalex.org/keywords/detector","display_name":"Detector","score":0.10830089449882507},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.10426822304725647},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.1036774218082428},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.07054269313812256}],"concepts":[{"id":"https://openalex.org/C28855332","wikidata":"https://www.wikidata.org/wiki/Q198099","display_name":"Quantization (signal processing)","level":2,"score":0.6505097150802612},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6237245202064514},{"id":"https://openalex.org/C140779682","wikidata":"https://www.wikidata.org/wiki/Q210868","display_name":"Sampling (signal processing)","level":3,"score":0.6183540225028992},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.5548664331436157},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.5047687292098999},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4857783615589142},{"id":"https://openalex.org/C180205008","wikidata":"https://www.wikidata.org/wiki/Q159190","display_name":"Amplitude","level":2,"score":0.43209967017173767},{"id":"https://openalex.org/C125411270","wikidata":"https://www.wikidata.org/wiki/Q18653","display_name":"Encoding (memory)","level":2,"score":0.4224923253059387},{"id":"https://openalex.org/C84462506","wikidata":"https://www.wikidata.org/wiki/Q173142","display_name":"Digital signal processing","level":2,"score":0.24988886713981628},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.2075396478176117},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.20638030767440796},{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.10830089449882507},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.10426822304725647},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1036774218082428},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.07054269313812256},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iscas.2009.5118257","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscas.2009.5118257","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE International Symposium on Circuits and Systems","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W607933207","https://openalex.org/W1850849100","https://openalex.org/W1984783141","https://openalex.org/W1993016110","https://openalex.org/W2025071437","https://openalex.org/W2026733181","https://openalex.org/W2119354504","https://openalex.org/W2122502139","https://openalex.org/W2126050692","https://openalex.org/W2131554460","https://openalex.org/W2131675349","https://openalex.org/W2136511864","https://openalex.org/W2139242438","https://openalex.org/W2163630970","https://openalex.org/W2165107283","https://openalex.org/W3099329898","https://openalex.org/W4242565096","https://openalex.org/W6678775005"],"related_works":["https://openalex.org/W2004357175","https://openalex.org/W2064502186","https://openalex.org/W4235381733","https://openalex.org/W1990192565","https://openalex.org/W2355022049","https://openalex.org/W2060429446","https://openalex.org/W2011422850","https://openalex.org/W2080868394","https://openalex.org/W2618134602","https://openalex.org/W2084267543"],"abstract_inverted_index":{"This":[0],"paper":[1],"treats":[2],"signals":[3],"encoded":[4],"using":[5],"level":[6],"crossing":[7],"sampling.":[8],"Such":[9],"encoding":[10],"makes":[11],"possible":[12],"a":[13,36],"variable":[14],"sampling":[15],"rate;":[16],"fast-varying":[17],"parts":[18,27],"of":[19,28,54],"the":[20,29,57],"signal":[21,30],"are":[22,31],"sampled":[23,32],"fast,":[24],"while":[25],"slowly-varying":[26],"slowly.":[33],"We":[34],"propose":[35],"technique":[37],"for":[38],"processing":[39],"such":[40],"signals,":[41],"which":[42],"results":[43],"in":[44],"an":[45],"output":[46],"with":[47],"very":[48],"low":[49],"error.":[50],"With":[51],"4":[52],"bits":[53],"amplitude":[55],"quantization,":[56],"signal-to-error":[58],"ratio":[59],"is":[60],"better":[61],"than":[62],"100":[63],"dB.":[64]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":2},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":3},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":3},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":3},{"year":2013,"cited_by_count":4}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}