{"id":"https://openalex.org/W2103501325","doi":"https://doi.org/10.1109/tcom.1985.1096326","title":"Fiber Optic Analog--Digital Hybrid Signal Transmission Employing Frequency Modulation","display_name":"Fiber Optic Analog--Digital Hybrid Signal Transmission Employing Frequency Modulation","publication_year":1985,"publication_date":"1985-05-01","ids":{"openalex":"https://openalex.org/W2103501325","doi":"https://doi.org/10.1109/tcom.1985.1096326","mag":"2103501325"},"language":"en","primary_location":{"id":"doi:10.1109/tcom.1985.1096326","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcom.1985.1096326","pdf_url":null,"source":{"id":"https://openalex.org/S4210170832","display_name":"IRE Transactions on Communications Systems","issn_l":"0096-2244","issn":["0096-2244","2162-2132"],"is_oa":false,"is_in_doaj":false,"is_core":false,"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 Communications","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/A5052841425","display_name":"K. Sato","orcid":"https://orcid.org/0000-0002-1622-5293"},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"K. Sato","raw_affiliation_strings":["Yokosuka Electrical Communication Laboratory, Nippon Telegraph and Telephone Public Corporation, Yokosuka, Japan"],"affiliations":[{"raw_affiliation_string":"Yokosuka Electrical Communication Laboratory, Nippon Telegraph and Telephone Public Corporation, Yokosuka, Japan","institution_ids":["https://openalex.org/I2251713219"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5088515672","display_name":"Saizo Aoyagi","orcid":"https://orcid.org/0000-0003-2359-1109"},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"S. Aoyagi","raw_affiliation_strings":["Yokosuka Electrical Communication Laboratory, Nippon Telegraph and Telephone Public Corporation, Yokosuka, Japan"],"affiliations":[{"raw_affiliation_string":"Yokosuka Electrical Communication Laboratory, Nippon Telegraph and Telephone Public Corporation, Yokosuka, Japan","institution_ids":["https://openalex.org/I2251713219"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5034220168","display_name":"Tokuhiro Kitami","orcid":null},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"T. Kitami","raw_affiliation_strings":["Yokosuka Electrical Communication Laboratory, Nippon Telegraph and Telephone Public Corporation, Yokosuka, Japan"],"affiliations":[{"raw_affiliation_string":"Yokosuka Electrical Communication Laboratory, Nippon Telegraph and Telephone Public Corporation, Yokosuka, Japan","institution_ids":["https://openalex.org/I2251713219"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5052841425"],"corresponding_institution_ids":["https://openalex.org/I2251713219"],"apc_list":null,"apc_paid":null,"fwci":1.622,"has_fulltext":false,"cited_by_count":12,"citation_normalized_percentile":{"value":0.83901597,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"33","issue":"5","first_page":"433","last_page":"441"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10232","display_name":"Optical Network Technologies","score":0.9994999766349792,"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/T10232","display_name":"Optical Network Technologies","score":0.9994999766349792,"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/T10767","display_name":"Advanced Photonic Communication Systems","score":0.9984999895095825,"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/T11429","display_name":"Semiconductor Lasers and Optical Devices","score":0.9962999820709229,"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/analog-transmission","display_name":"Analog transmission","score":0.702778697013855},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.6061528921127319},{"id":"https://openalex.org/keywords/data-transmission","display_name":"Data transmission","score":0.5695105791091919},{"id":"https://openalex.org/keywords/modulation","display_name":"Modulation (music)","score":0.568019688129425},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.5537482500076294},{"id":"https://openalex.org/keywords/optical-fiber","display_name":"Optical fiber","score":0.5287594199180603},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5158252120018005},{"id":"https://openalex.org/keywords/analog-signal","display_name":"Analog signal","score":0.49445462226867676},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.49304601550102234},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.43834608793258667},{"id":"https://openalex.org/keywords/digital-signal","display_name":"Digital signal","score":0.42662858963012695},{"id":"https://openalex.org/keywords/pulse-amplitude-modulation","display_name":"Pulse-amplitude modulation","score":0.42534974217414856},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.29639962315559387},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.20681768655776978},{"id":"https://openalex.org/keywords/pulse","display_name":"Pulse (music)","score":0.20620152354240417},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.16061115264892578},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.15198948979377747},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.1364753544330597}],"concepts":[{"id":"https://openalex.org/C22676131","wikidata":"https://www.wikidata.org/wiki/Q4751065","display_name":"Analog transmission","level":4,"score":0.702778697013855},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.6061528921127319},{"id":"https://openalex.org/C557945733","wikidata":"https://www.wikidata.org/wiki/Q389772","display_name":"Data transmission","level":2,"score":0.5695105791091919},{"id":"https://openalex.org/C123079801","wikidata":"https://www.wikidata.org/wiki/Q750240","display_name":"Modulation (music)","level":2,"score":0.568019688129425},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.5537482500076294},{"id":"https://openalex.org/C194232370","wikidata":"https://www.wikidata.org/wiki/Q162","display_name":"Optical fiber","level":2,"score":0.5287594199180603},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5158252120018005},{"id":"https://openalex.org/C13412647","wikidata":"https://www.wikidata.org/wiki/Q174948","display_name":"Analog signal","level":3,"score":0.49445462226867676},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.49304601550102234},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.43834608793258667},{"id":"https://openalex.org/C52773712","wikidata":"https://www.wikidata.org/wiki/Q175022","display_name":"Digital signal","level":3,"score":0.42662858963012695},{"id":"https://openalex.org/C20518276","wikidata":"https://www.wikidata.org/wiki/Q186130","display_name":"Pulse-amplitude modulation","level":4,"score":0.42534974217414856},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.29639962315559387},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.20681768655776978},{"id":"https://openalex.org/C2780167933","wikidata":"https://www.wikidata.org/wiki/Q1550652","display_name":"Pulse (music)","level":3,"score":0.20620152354240417},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.16061115264892578},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.15198948979377747},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1364753544330597},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","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/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.0},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tcom.1985.1096326","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcom.1985.1096326","pdf_url":null,"source":{"id":"https://openalex.org/S4210170832","display_name":"IRE Transactions on Communications Systems","issn_l":"0096-2244","issn":["0096-2244","2162-2132"],"is_oa":false,"is_in_doaj":false,"is_core":false,"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 Communications","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.7300000190734863,"display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W1999736146","https://openalex.org/W2064927139","https://openalex.org/W2077173762","https://openalex.org/W2085788100","https://openalex.org/W2092633944","https://openalex.org/W2097058408","https://openalex.org/W2108213017","https://openalex.org/W2108945057","https://openalex.org/W2161180622","https://openalex.org/W2167159570","https://openalex.org/W4321085267"],"related_works":["https://openalex.org/W2499433404","https://openalex.org/W4231683848","https://openalex.org/W2951208162","https://openalex.org/W2385360076","https://openalex.org/W4378363918","https://openalex.org/W822477291","https://openalex.org/W2547531478","https://openalex.org/W1585320216","https://openalex.org/W2020246755","https://openalex.org/W2335730921"],"abstract_inverted_index":{"Investigations":[0],"are":[1,30,57],"carried":[2],"out":[3],"on":[4,45],"the":[5,78,83,97],"SNR":[6],"performance":[7],"in":[8,33,74,113],"fiber":[9,98],"optic":[10,99],"FM":[11,56,100],"transmission":[12,53,75,90,101,118],"systems":[13,34,54,119],"which":[14],"use":[15],"multimode":[16],"fibers":[17],"and":[18,27,36,66,81,116,124],"1.3":[19,105],"\u03bcm":[20],"laser":[21,24],"diodes.":[22],"Both":[23],"diode":[25],"noise":[26,29],"modal":[28],"quantitatively":[31],"evaluated":[32],"with":[35,103],"without":[37],"employing":[38,55,91],"a":[39,104],"superimposed":[40],"pulse":[41],"modulation":[42],"scheme.":[43],"Based":[44],"these":[46],"investigations,":[47],"parameters":[48],"for":[49,120],"analog-digital":[50,88],"hybrid":[51,60,89],"signal":[52,61],"determined.":[58],"The":[59,71,93],"consists":[62],"of":[63,86],"audio,":[64],"video,":[65],"2":[67],"Mbit/s":[68],"digital":[69],"data.":[70],"results":[72,95],"obtained":[73,94],"experiments":[76],"satisfied":[77],"design":[79],"objectives":[80],"confirmed":[82],"technical":[84],"feasibility":[85],"an":[87,110],"FM.":[92],"make":[96],"system":[102],"<tex":[106],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[107],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">\\mum</tex>":[108],"LD":[109],"attractive":[111],"alternative":[112],"subscriber":[114],"systems,":[115],"video":[117],"microwave":[121],"IF":[122],"links":[123],"CATV":[125],"trunks.":[126]},"counts_by_year":[{"year":2020,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
