{"id":"https://openalex.org/W2611770618","doi":"https://doi.org/10.1587/elex.14.20170252","title":"Polarization diversity circuit based on silica waveguides and photonic crystal waveplates for a 4\u00d74 silicon optical switch","display_name":"Polarization diversity circuit based on silica waveguides and photonic crystal waveplates for a 4\u00d74 silicon optical switch","publication_year":2017,"publication_date":"2017-01-01","ids":{"openalex":"https://openalex.org/W2611770618","doi":"https://doi.org/10.1587/elex.14.20170252","mag":"2611770618"},"language":"en","primary_location":{"id":"doi:10.1587/elex.14.20170252","is_oa":true,"landing_page_url":"https://doi.org/10.1587/elex.14.20170252","pdf_url":null,"source":{"id":"https://openalex.org/S207433681","display_name":"IEICE Electronics Express","issn_l":"1349-2543","issn":["1349-2543","1349-9467"],"is_oa":true,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4320800604","host_organization_name":"Institute of Electronics, Information and Communication Engineers","host_organization_lineage":["https://openalex.org/P4320800604"],"host_organization_lineage_names":["Institute of Electronics, Information and Communication Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEICE Electronics Express","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://doi.org/10.1587/elex.14.20170252","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5036394129","display_name":"Koki Sugiyama","orcid":null},"institutions":[{"id":"https://openalex.org/I203951103","display_name":"Keio University","ror":"https://ror.org/02kn6nx58","country_code":"JP","type":"education","lineage":["https://openalex.org/I203951103"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Koki Sugiyama","raw_affiliation_strings":["Graduate School of Science and Technology, Keio University"],"affiliations":[{"raw_affiliation_string":"Graduate School of Science and Technology, Keio University","institution_ids":["https://openalex.org/I203951103"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110788621","display_name":"T. Chiba","orcid":null},"institutions":[{"id":"https://openalex.org/I4210105869","display_name":"Photonic Systems (United States)","ror":"https://ror.org/016s82z56","country_code":"US","type":"company","lineage":["https://openalex.org/I4210105869"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Takafumi Chiba","raw_affiliation_strings":["Photonic Lattice, Inc"],"affiliations":[{"raw_affiliation_string":"Photonic Lattice, Inc","institution_ids":["https://openalex.org/I4210105869"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008460825","display_name":"Ken Tanizawa","orcid":"https://orcid.org/0000-0003-3289-3969"},"institutions":[{"id":"https://openalex.org/I73613424","display_name":"National Institute of Advanced Industrial Science and Technology","ror":"https://ror.org/01703db54","country_code":"JP","type":"government","lineage":["https://openalex.org/I73613424"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Ken Tanizawa","raw_affiliation_strings":["National Institute of Advanced Industrial Science and Technology"],"affiliations":[{"raw_affiliation_string":"National Institute of Advanced Industrial Science and Technology","institution_ids":["https://openalex.org/I73613424"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5048395151","display_name":"Keijiro Suzuki","orcid":"https://orcid.org/0000-0001-6790-7350"},"institutions":[{"id":"https://openalex.org/I73613424","display_name":"National Institute of Advanced Industrial Science and Technology","ror":"https://ror.org/01703db54","country_code":"JP","type":"government","lineage":["https://openalex.org/I73613424"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Keijiro Suzuki","raw_affiliation_strings":["National Institute of Advanced Industrial Science and Technology"],"affiliations":[{"raw_affiliation_string":"National Institute of Advanced Industrial Science and Technology","institution_ids":["https://openalex.org/I73613424"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5077421575","display_name":"Takayuki Kawashima","orcid":"https://orcid.org/0000-0003-1631-8497"},"institutions":[{"id":"https://openalex.org/I4210105869","display_name":"Photonic Systems (United States)","ror":"https://ror.org/016s82z56","country_code":"US","type":"company","lineage":["https://openalex.org/I4210105869"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Takayuki Kawashima","raw_affiliation_strings":["Photonic Lattice, Inc"],"affiliations":[{"raw_affiliation_string":"Photonic Lattice, Inc","institution_ids":["https://openalex.org/I4210105869"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113593013","display_name":"Shojiro Kawakami","orcid":null},"institutions":[{"id":"https://openalex.org/I4210105869","display_name":"Photonic Systems (United States)","ror":"https://ror.org/016s82z56","country_code":"US","type":"company","lineage":["https://openalex.org/I4210105869"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Shojiro Kawakami","raw_affiliation_strings":["Photonic Lattice, Inc"],"affiliations":[{"raw_affiliation_string":"Photonic Lattice, Inc","institution_ids":["https://openalex.org/I4210105869"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044456154","display_name":"Kazuhiro Ikeda","orcid":"https://orcid.org/0000-0001-9570-426X"},"institutions":[{"id":"https://openalex.org/I73613424","display_name":"National Institute of Advanced Industrial Science and Technology","ror":"https://ror.org/01703db54","country_code":"JP","type":"government","lineage":["https://openalex.org/I73613424"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kazuhiro Ikeda","raw_affiliation_strings":["National Institute of Advanced Industrial Science and Technology"],"affiliations":[{"raw_affiliation_string":"National Institute of Advanced Industrial Science and Technology","institution_ids":["https://openalex.org/I73613424"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044560248","display_name":"Hitoshi Kawashima","orcid":"https://orcid.org/0000-0003-3612-4294"},"institutions":[{"id":"https://openalex.org/I73613424","display_name":"National Institute of Advanced Industrial Science and Technology","ror":"https://ror.org/01703db54","country_code":"JP","type":"government","lineage":["https://openalex.org/I73613424"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hitoshi Kawashima","raw_affiliation_strings":["National Institute of Advanced Industrial Science and Technology"],"affiliations":[{"raw_affiliation_string":"National Institute of Advanced Industrial Science and Technology","institution_ids":["https://openalex.org/I73613424"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101529867","display_name":"Hiroshi Takahashi","orcid":"https://orcid.org/0000-0003-1122-2349"},"institutions":[{"id":"https://openalex.org/I42999171","display_name":"Sophia University","ror":"https://ror.org/01nckkm68","country_code":"JP","type":"education","lineage":["https://openalex.org/I42999171"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hiroshi Takahashi","raw_affiliation_strings":["Department of Information and Communication Sciences, Sophia University"],"affiliations":[{"raw_affiliation_string":"Department of Information and Communication Sciences, Sophia University","institution_ids":["https://openalex.org/I42999171"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5103108108","display_name":"Hiroyuki Tsuda","orcid":"https://orcid.org/0000-0001-9396-5327"},"institutions":[{"id":"https://openalex.org/I203951103","display_name":"Keio University","ror":"https://ror.org/02kn6nx58","country_code":"JP","type":"education","lineage":["https://openalex.org/I203951103"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hiroyuki Tsuda","raw_affiliation_strings":["Graduate School of Science and Technology, Keio University"],"affiliations":[{"raw_affiliation_string":"Graduate School of Science and Technology, Keio University","institution_ids":["https://openalex.org/I203951103"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":10,"corresponding_author_ids":["https://openalex.org/A5036394129"],"corresponding_institution_ids":["https://openalex.org/I203951103"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.03893304,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"14","issue":"10","first_page":"20170252","last_page":"20170252"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10299","display_name":"Photonic and Optical Devices","score":0.9998999834060669,"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/T10299","display_name":"Photonic and Optical Devices","score":0.9998999834060669,"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/T10666","display_name":"Photonic Crystals and Applications","score":0.9995999932289124,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10767","display_name":"Advanced Photonic Communication Systems","score":0.9900000095367432,"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/polarization","display_name":"Polarization (electrochemistry)","score":0.7157164812088013},{"id":"https://openalex.org/keywords/silicon-photonics","display_name":"Silicon photonics","score":0.6254792213439941},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.5856094360351562},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.5786809325218201},{"id":"https://openalex.org/keywords/optical-switch","display_name":"Optical switch","score":0.5737329721450806},{"id":"https://openalex.org/keywords/optoelectronics","display_name":"Optoelectronics","score":0.5516246557235718},{"id":"https://openalex.org/keywords/silicon","display_name":"Silicon","score":0.5296095609664917},{"id":"https://openalex.org/keywords/photonic-integrated-circuit","display_name":"Photonic integrated circuit","score":0.5234893560409546},{"id":"https://openalex.org/keywords/polarization-rotator","display_name":"Polarization rotator","score":0.5010402202606201},{"id":"https://openalex.org/keywords/photonics","display_name":"Photonics","score":0.43857550621032715},{"id":"https://openalex.org/keywords/electronic-circuit","display_name":"Electronic circuit","score":0.4223766624927521},{"id":"https://openalex.org/keywords/waveguide","display_name":"Waveguide","score":0.4126695394515991},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.22551870346069336},{"id":"https://openalex.org/keywords/birefringence","display_name":"Birefringence","score":0.14348676800727844},{"id":"https://openalex.org/keywords/chemistry","display_name":"Chemistry","score":0.08153840899467468}],"concepts":[{"id":"https://openalex.org/C205049153","wikidata":"https://www.wikidata.org/wiki/Q2698605","display_name":"Polarization (electrochemistry)","level":2,"score":0.7157164812088013},{"id":"https://openalex.org/C119423029","wikidata":"https://www.wikidata.org/wiki/Q3749103","display_name":"Silicon photonics","level":3,"score":0.6254792213439941},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.5856094360351562},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.5786809325218201},{"id":"https://openalex.org/C101336846","wikidata":"https://www.wikidata.org/wiki/Q17105111","display_name":"Optical switch","level":2,"score":0.5737329721450806},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.5516246557235718},{"id":"https://openalex.org/C544956773","wikidata":"https://www.wikidata.org/wiki/Q670","display_name":"Silicon","level":2,"score":0.5296095609664917},{"id":"https://openalex.org/C22799297","wikidata":"https://www.wikidata.org/wiki/Q523846","display_name":"Photonic integrated circuit","level":3,"score":0.5234893560409546},{"id":"https://openalex.org/C13223952","wikidata":"https://www.wikidata.org/wiki/Q7209161","display_name":"Polarization rotator","level":3,"score":0.5010402202606201},{"id":"https://openalex.org/C20788544","wikidata":"https://www.wikidata.org/wiki/Q467054","display_name":"Photonics","level":2,"score":0.43857550621032715},{"id":"https://openalex.org/C134146338","wikidata":"https://www.wikidata.org/wiki/Q1815901","display_name":"Electronic circuit","level":2,"score":0.4223766624927521},{"id":"https://openalex.org/C200687136","wikidata":"https://www.wikidata.org/wiki/Q11233438","display_name":"Waveguide","level":2,"score":0.4126695394515991},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.22551870346069336},{"id":"https://openalex.org/C125743686","wikidata":"https://www.wikidata.org/wiki/Q108779","display_name":"Birefringence","level":2,"score":0.14348676800727844},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.08153840899467468},{"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/C147789679","wikidata":"https://www.wikidata.org/wiki/Q11372","display_name":"Physical chemistry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1587/elex.14.20170252","is_oa":true,"landing_page_url":"https://doi.org/10.1587/elex.14.20170252","pdf_url":null,"source":{"id":"https://openalex.org/S207433681","display_name":"IEICE Electronics Express","issn_l":"1349-2543","issn":["1349-2543","1349-9467"],"is_oa":true,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4320800604","host_organization_name":"Institute of Electronics, Information and Communication Engineers","host_organization_lineage":["https://openalex.org/P4320800604"],"host_organization_lineage_names":["Institute of Electronics, Information and Communication Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEICE Electronics Express","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1587/elex.14.20170252","is_oa":true,"landing_page_url":"https://doi.org/10.1587/elex.14.20170252","pdf_url":null,"source":{"id":"https://openalex.org/S207433681","display_name":"IEICE Electronics Express","issn_l":"1349-2543","issn":["1349-2543","1349-9467"],"is_oa":true,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4320800604","host_organization_name":"Institute of Electronics, Information and Communication Engineers","host_organization_lineage":["https://openalex.org/P4320800604"],"host_organization_lineage_names":["Institute of Electronics, Information and Communication Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEICE Electronics Express","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W2066414379","https://openalex.org/W2077937946","https://openalex.org/W2088871265","https://openalex.org/W2096192839","https://openalex.org/W2099610951","https://openalex.org/W2130689874","https://openalex.org/W2240802125","https://openalex.org/W2290139179","https://openalex.org/W2558177005","https://openalex.org/W2737580690"],"related_works":["https://openalex.org/W2042279305","https://openalex.org/W3107079038","https://openalex.org/W2369544810","https://openalex.org/W1575967697","https://openalex.org/W4239931423","https://openalex.org/W4302908236","https://openalex.org/W2580967737","https://openalex.org/W2555866978","https://openalex.org/W2316964734","https://openalex.org/W2316083522"],"abstract_inverted_index":{"We":[0,62],"propose":[1],"a":[2,8,68,75],"compact":[3],"polarization":[4,28,53,64,76,82,92],"diversity":[5,65],"circuit":[6],"for":[7,67],"silicon":[9,49,70],"waveguide":[10],"device.":[11],"It":[12],"consists":[13],"of":[14,47],"silica":[15],"waveguides":[16],"and":[17,21,45,73,90],"photonic":[18],"crystal":[19],"waveplates,":[20],"can":[22,58],"convert":[23],"input":[24],"light":[25,33],"with":[26,35],"various":[27],"states":[29],"into":[30],"two":[31,48],"output":[32],"signals":[34],"the":[36,43,52,56,91],"same":[37],"polarization.":[38],"Setting":[39],"these":[40],"circuits":[41,66],"at":[42],"front":[44],"rear":[46],"optical":[50,71,79],"switches,":[51],"dependence":[54],"in":[55],"switch":[57,72],"be":[59],"dramatically":[60],"suppressed.":[61],"fabricated":[63],"4\u00d74":[69,78],"realized":[74],"insensitive":[77],"switch.":[80],"The":[81],"dependent":[83,93],"loss":[84],"was":[85,95],"reduced":[86],"to":[87],"1.1":[88],"dB":[89],"crosstalk":[94],"less":[96],"than":[97],"\u221217":[98],"dB.":[99]},"counts_by_year":[{"year":2024,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}