{"id":"https://openalex.org/W2167033741","doi":"https://doi.org/10.1109/iscas.2003.1206137","title":"Architecture for CORDIC algorithm realization without ROM lookup tables","display_name":"Architecture for CORDIC algorithm realization without ROM lookup tables","publication_year":2003,"publication_date":"2003-11-04","ids":{"openalex":"https://openalex.org/W2167033741","doi":"https://doi.org/10.1109/iscas.2003.1206137","mag":"2167033741"},"language":"en","primary_location":{"id":"doi:10.1109/iscas.2003.1206137","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscas.2003.1206137","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2003 International Symposium on Circuits and Systems, 2003. ISCAS '03.","raw_type":"proceedings-article"},"type":"conference-paper","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/A5032447692","display_name":"Chuen-Yau Chen","orcid":"https://orcid.org/0000-0002-0156-6650"},"institutions":[{"id":"https://openalex.org/I98298690","display_name":"I-Shou University","ror":"https://ror.org/04d7e4m76","country_code":"TW","type":"education","lineage":["https://openalex.org/I98298690"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Chuen-Yau Chen","raw_affiliation_strings":["Department of Electronic Engineering, I-Shou University, Kaohsiung, Taiwan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, I-Shou University, Kaohsiung, Taiwan","institution_ids":["https://openalex.org/I98298690"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5102376298","display_name":"Wen-Chih Liu","orcid":null},"institutions":[{"id":"https://openalex.org/I98298690","display_name":"I-Shou University","ror":"https://ror.org/04d7e4m76","country_code":"TW","type":"education","lineage":["https://openalex.org/I98298690"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Wen-Chih Liu","raw_affiliation_strings":["Department of Electronic Engineering, I-Shou University, Kaohsiung, Taiwan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, I-Shou University, Kaohsiung, Taiwan","institution_ids":["https://openalex.org/I98298690"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I98298690"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.26944758,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"4","issue":null,"first_page":"IV","last_page":"544"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11697","display_name":"Numerical Methods and Algorithms","score":1.0,"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":1.0,"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/T11034","display_name":"Digital Filter Design and Implementation","score":0.9944999814033508,"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/T11693","display_name":"Cryptography and Residue Arithmetic","score":0.977400004863739,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"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/cordic","display_name":"CORDIC","score":0.9410550594329834},{"id":"https://openalex.org/keywords/lookup-table","display_name":"Lookup table","score":0.8061075210571289},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7135093808174133},{"id":"https://openalex.org/keywords/multiplication","display_name":"Multiplication (music)","score":0.6094594597816467},{"id":"https://openalex.org/keywords/realization","display_name":"Realization (probability)","score":0.5864310264587402},{"id":"https://openalex.org/keywords/sequence","display_name":"Sequence (biology)","score":0.5806792378425598},{"id":"https://openalex.org/keywords/table","display_name":"Table (database)","score":0.5549097657203674},{"id":"https://openalex.org/keywords/architecture","display_name":"Architecture","score":0.5370086431503296},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.48348361253738403},{"id":"https://openalex.org/keywords/arithmetic","display_name":"Arithmetic","score":0.48060843348503113},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4733436405658722},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.43068814277648926},{"id":"https://openalex.org/keywords/read-only-memory","display_name":"Read-only memory","score":0.4258694052696228},{"id":"https://openalex.org/keywords/field-programmable-gate-array","display_name":"Field-programmable gate array","score":0.32420575618743896},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.17792943120002747}],"concepts":[{"id":"https://openalex.org/C58870171","wikidata":"https://www.wikidata.org/wiki/Q116076","display_name":"CORDIC","level":3,"score":0.9410550594329834},{"id":"https://openalex.org/C134835016","wikidata":"https://www.wikidata.org/wiki/Q690265","display_name":"Lookup table","level":2,"score":0.8061075210571289},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7135093808174133},{"id":"https://openalex.org/C2780595030","wikidata":"https://www.wikidata.org/wiki/Q3860309","display_name":"Multiplication (music)","level":2,"score":0.6094594597816467},{"id":"https://openalex.org/C2781089630","wikidata":"https://www.wikidata.org/wiki/Q21856745","display_name":"Realization (probability)","level":2,"score":0.5864310264587402},{"id":"https://openalex.org/C2778112365","wikidata":"https://www.wikidata.org/wiki/Q3511065","display_name":"Sequence (biology)","level":2,"score":0.5806792378425598},{"id":"https://openalex.org/C45235069","wikidata":"https://www.wikidata.org/wiki/Q278425","display_name":"Table (database)","level":2,"score":0.5549097657203674},{"id":"https://openalex.org/C123657996","wikidata":"https://www.wikidata.org/wiki/Q12271","display_name":"Architecture","level":2,"score":0.5370086431503296},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.48348361253738403},{"id":"https://openalex.org/C94375191","wikidata":"https://www.wikidata.org/wiki/Q11205","display_name":"Arithmetic","level":1,"score":0.48060843348503113},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4733436405658722},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.43068814277648926},{"id":"https://openalex.org/C89836824","wikidata":"https://www.wikidata.org/wiki/Q160710","display_name":"Read-only memory","level":2,"score":0.4258694052696228},{"id":"https://openalex.org/C42935608","wikidata":"https://www.wikidata.org/wiki/Q190411","display_name":"Field-programmable gate array","level":2,"score":0.32420575618743896},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.17792943120002747},{"id":"https://openalex.org/C142362112","wikidata":"https://www.wikidata.org/wiki/Q735","display_name":"Art","level":0,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.0},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"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/C153349607","wikidata":"https://www.wikidata.org/wiki/Q36649","display_name":"Visual arts","level":1,"score":0.0},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iscas.2003.1206137","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscas.2003.1206137","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2003 International Symposium on Circuits and Systems, 2003. ISCAS '03.","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Sustainable cities and communities","score":0.4399999976158142,"id":"https://metadata.un.org/sdg/11"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W1606047058","https://openalex.org/W1985956780","https://openalex.org/W2088372221","https://openalex.org/W2096285552","https://openalex.org/W2111698733","https://openalex.org/W2115452265","https://openalex.org/W2124907183","https://openalex.org/W2127871910","https://openalex.org/W2130515175","https://openalex.org/W2571320274","https://openalex.org/W6636022879"],"related_works":["https://openalex.org/W2387631519","https://openalex.org/W2606491455","https://openalex.org/W2163289731","https://openalex.org/W2373124540","https://openalex.org/W2391017997","https://openalex.org/W1598263934","https://openalex.org/W2380033012","https://openalex.org/W2375622460","https://openalex.org/W2545292255","https://openalex.org/W2153277906"],"abstract_inverted_index":{"This":[0],"paper":[1],"proposes":[2],"an":[3,12],"architecture":[4,43,76],"for":[5,77],"implementing":[6],"the":[7,55],"CORDIC":[8],"algorithm.":[9],"By":[10],"decomposing":[11],"arbitrary":[13],"rotation":[14],"angle":[15,37],"into":[16],"a":[17,30,35,49,74],"sequence":[18,50],"of":[19,25,27,32,51],"coarse":[20],"angles":[21],"(the":[22],"tangent":[23],"value":[24],"each":[26],"which":[28,38],"is":[29,39,68],"power":[31],"2)":[33],"and":[34],"fine":[36],"small":[40],"enough,":[41],"this":[42],"can":[44],"be":[45,71],"implemented":[46],"by":[47],"performing":[48,78],"shift-and-add":[52],"operations":[53],"in":[54,73],"radix-2":[56],"system":[57],"without":[58],"any":[59],"ROM":[60],"lookup":[61],"table":[62],"or":[63],"real":[64],"multiplication":[65],"requirement.":[66],"It":[67],"suitable":[69],"to":[70],"designed":[72],"pipelined":[75],"high-speed":[79],"operations.":[80]},"counts_by_year":[{"year":2019,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2015,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}