{"id":"https://openalex.org/W2428878947","doi":"https://doi.org/10.1109/tcsii.2016.2580626","title":"Graphical Representation of the Power Transfer Efficiency of Lumped-Element Circuits Based on Hyperbolic Geometry","display_name":"Graphical Representation of the Power Transfer Efficiency of Lumped-Element Circuits Based on Hyperbolic Geometry","publication_year":2016,"publication_date":"2016-06-14","ids":{"openalex":"https://openalex.org/W2428878947","doi":"https://doi.org/10.1109/tcsii.2016.2580626","mag":"2428878947"},"language":"en","primary_location":{"id":"doi:10.1109/tcsii.2016.2580626","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsii.2016.2580626","pdf_url":null,"source":{"id":"https://openalex.org/S93916849","display_name":"IEEE Transactions on Circuits & Systems II Express Briefs","issn_l":"1549-7747","issn":["1549-7747","1558-3791"],"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 Transactions on Circuits and Systems II: Express Briefs","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/A5101620412","display_name":"Kyohei Yamada","orcid":"https://orcid.org/0000-0002-8020-7049"},"institutions":[{"id":"https://openalex.org/I136259955","display_name":"Toyohashi University of Technology","ror":"https://ror.org/04ezg6d83","country_code":"JP","type":"education","lineage":["https://openalex.org/I136259955"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Kyohei Yamada","raw_affiliation_strings":["Department of Electrical and Electronic Information Engineering, Toyohashi University of Technology, Toyohashi, Japan"],"raw_orcid":"https://orcid.org/0000-0002-8020-7049","affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Information Engineering, Toyohashi University of Technology, Toyohashi, Japan","institution_ids":["https://openalex.org/I136259955"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5077549442","display_name":"Takashi Ohira","orcid":null},"institutions":[{"id":"https://openalex.org/I136259955","display_name":"Toyohashi University of Technology","ror":"https://ror.org/04ezg6d83","country_code":"JP","type":"education","lineage":["https://openalex.org/I136259955"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Takashi Ohira","raw_affiliation_strings":["Department of Electrical and Electronic Information Engineering, Toyohashi University of Technology, Toyohashi, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Information Engineering, Toyohashi University of Technology, Toyohashi, Japan","institution_ids":["https://openalex.org/I136259955"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5101620412"],"corresponding_institution_ids":["https://openalex.org/I136259955"],"apc_list":null,"apc_paid":null,"fwci":22.0692,"has_fulltext":false,"cited_by_count":13,"citation_normalized_percentile":{"value":0.98837142,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"64","issue":"5","first_page":"485","last_page":"489"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11383","display_name":"Advanced Antenna and Metasurface Technologies","score":0.9991999864578247,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T11383","display_name":"Advanced Antenna and Metasurface Technologies","score":0.9991999864578247,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T11444","display_name":"Electromagnetic Compatibility and Noise Suppression","score":0.9991999864578247,"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/T10262","display_name":"Microwave Engineering and Waveguides","score":0.9965000152587891,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/attenuation","display_name":"Attenuation","score":0.6727842688560486},{"id":"https://openalex.org/keywords/smith-chart","display_name":"Smith chart","score":0.6587991714477539},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.5008804798126221},{"id":"https://openalex.org/keywords/logarithm","display_name":"Logarithm","score":0.4916449189186096},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.49101877212524414},{"id":"https://openalex.org/keywords/electrical-impedance","display_name":"Electrical impedance","score":0.4618351459503174},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.42232105135917664},{"id":"https://openalex.org/keywords/topology","display_name":"Topology (electrical circuits)","score":0.35725343227386475},{"id":"https://openalex.org/keywords/impedance-matching","display_name":"Impedance matching","score":0.3534177541732788},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.3432909846305847},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.2262529730796814},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.16422238945960999},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.15203899145126343},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1202479898929596}],"concepts":[{"id":"https://openalex.org/C184652730","wikidata":"https://www.wikidata.org/wiki/Q2357982","display_name":"Attenuation","level":2,"score":0.6727842688560486},{"id":"https://openalex.org/C207807769","wikidata":"https://www.wikidata.org/wiki/Q1071416","display_name":"Smith chart","level":4,"score":0.6587991714477539},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5008804798126221},{"id":"https://openalex.org/C39927690","wikidata":"https://www.wikidata.org/wiki/Q11197","display_name":"Logarithm","level":2,"score":0.4916449189186096},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.49101877212524414},{"id":"https://openalex.org/C17829176","wikidata":"https://www.wikidata.org/wiki/Q179043","display_name":"Electrical impedance","level":2,"score":0.4618351459503174},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.42232105135917664},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.35725343227386475},{"id":"https://openalex.org/C612350","wikidata":"https://www.wikidata.org/wiki/Q1761108","display_name":"Impedance matching","level":3,"score":0.3534177541732788},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.3432909846305847},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.2262529730796814},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.16422238945960999},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.15203899145126343},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1202479898929596},{"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/tcsii.2016.2580626","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsii.2016.2580626","pdf_url":null,"source":{"id":"https://openalex.org/S93916849","display_name":"IEEE Transactions on Circuits & Systems II Express Briefs","issn_l":"1549-7747","issn":["1549-7747","1558-3791"],"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 Transactions on Circuits and Systems II: Express Briefs","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.6800000071525574}],"awards":[],"funders":[{"id":"https://openalex.org/F4320321416","display_name":"Agilent Technologies","ror":"https://ror.org/01xtpxr95"},{"id":"https://openalex.org/F4320322832","display_name":"University of Tokyo","ror":"https://ror.org/057zh3y96"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W640584149","https://openalex.org/W1966109408","https://openalex.org/W1976577895","https://openalex.org/W2062051155","https://openalex.org/W2068306441","https://openalex.org/W2071786386","https://openalex.org/W2089072925","https://openalex.org/W2097577882","https://openalex.org/W2113346827","https://openalex.org/W2142584541","https://openalex.org/W2207660779","https://openalex.org/W2343593675"],"related_works":["https://openalex.org/W2053376040","https://openalex.org/W1971800498","https://openalex.org/W2325650491","https://openalex.org/W2762764465","https://openalex.org/W1985072938","https://openalex.org/W2544277228","https://openalex.org/W2007394097","https://openalex.org/W1992925583","https://openalex.org/W2120178855","https://openalex.org/W2387519952"],"abstract_inverted_index":{"By":[0],"adding":[1],"a":[2,6,51,70,82],"passive":[3,56],"element":[4],"to":[5,25,50,62,73,85,109,156,183,192],"power":[7,11],"source,":[8],"an":[9,152],"inevitable":[10],"attenuation":[12,60,88,99,168],"caused":[13],"by":[14,130,146],"the":[15,47,59,87,90,98,110,114,117,120,124,131,135,139,148,163,167,172,176,189,194],"dissipative":[16],"loss":[17,195],"occurs.":[18],"It":[19],"is":[20,40,61,107,128,200],"important":[21],"for":[22,43],"some":[23],"applications":[24,39],"reduce":[26],"this":[27,157,203],"undesirable":[28],"attenuation.":[29],"A":[30,185],"representative":[31],"example":[32],"of":[33,35,38,92,113,119,126,134,166,171,188],"one":[34,54],"these":[36],"kinds":[37],"impedance":[41,49],"matching,":[42],"which":[44],"we":[45,80,141,160,181],"transform":[46],"source's":[48],"different":[52],"preferable":[53,144],"with":[55,151],"elements,":[57],"and":[58,123,196],"be":[63],"as":[64,66],"low":[65],"possible.":[67],"To":[68],"give":[69],"visible":[71],"way":[72],"design":[74],"better":[75],"circuits":[76],"in":[77,100,169,202],"such":[78],"situations,":[79],"propose":[81],"graphical":[83,158],"representation":[84],"understand":[86],"from":[89],"viewpoint":[91],"hyperbolic":[93,111,173],"geometry.":[94],"We":[95],"reveal":[96,162],"that":[97,180],"logarithmic":[101],"scale":[102],"(typically":[103],"decibels":[104],"or":[105],"nepers)":[106],"proportionate":[108],"length":[112],"path":[115],"representing":[116],"movement":[118],"reflection":[121,178],"coefficient,":[122],"constant":[125],"proportionality":[127],"determined":[129],"unloaded":[132],"Q-factor":[133],"connected":[136],"elements.":[137],"Exploiting":[138],"result,":[140],"can":[142],"find":[143],"topologies":[145],"using":[147],"Smith":[149,190],"chart":[150,191],"intuition.":[153],"In":[154],"addition":[155],"representation,":[159],"also":[161],"lower":[164,198],"bound":[165,199],"terms":[170],"distance":[174],"between":[175],"two":[177],"coefficients":[179],"want":[182],"match.":[184],"new":[186],"usage":[187],"estimate":[193],"its":[197],"given":[201],"brief.":[204]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":1},{"year":2020,"cited_by_count":6},{"year":2019,"cited_by_count":2},{"year":2017,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
