{"id":"https://openalex.org/W2072682205","doi":"https://doi.org/10.1109/35.20263","title":"Repeaterless undersea lightwave systems","display_name":"Repeaterless undersea lightwave systems","publication_year":1989,"publication_date":"1989-03-01","ids":{"openalex":"https://openalex.org/W2072682205","doi":"https://doi.org/10.1109/35.20263","mag":"2072682205"},"language":"en","primary_location":{"id":"doi:10.1109/35.20263","is_oa":false,"landing_page_url":"https://doi.org/10.1109/35.20263","pdf_url":null,"source":{"id":"https://openalex.org/S158797327","display_name":"IEEE Communications Magazine","issn_l":"0163-6804","issn":["0163-6804","1558-1896"],"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 Communications Magazine","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/A5047961114","display_name":"P.R. Trischitta","orcid":null},"institutions":[{"id":"https://openalex.org/I1283103587","display_name":"AT&T (United States)","ror":"https://ror.org/02bbd5539","country_code":"US","type":"company","lineage":["https://openalex.org/I1283103587"]},{"id":"https://openalex.org/I72090969","display_name":"Nokia (United States)","ror":"https://ror.org/038km2573","country_code":"US","type":"company","lineage":["https://openalex.org/I2738502077","https://openalex.org/I72090969"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"P.R. Trischitta","raw_affiliation_strings":["AT&T Bell Lab., Holmdel, NJ, USA","AT&T Bell Labs., Holmdel, NJ, USA#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"AT&T Bell Lab., Holmdel, NJ, USA","institution_ids":["https://openalex.org/I1283103587"]},{"raw_affiliation_string":"AT&T Bell Labs., Holmdel, NJ, USA#TAB#","institution_ids":["https://openalex.org/I72090969"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5024072616","display_name":"D.T.S. Chen","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"D.T.S. Chen","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":2995,"currency":"USD","value_usd":2995},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.15997942,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":93},"biblio":{"volume":"27","issue":"3","first_page":"16","last_page":"21"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10205","display_name":"Advanced Fiber Optic Sensors","score":0.9043999910354614,"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/T10205","display_name":"Advanced Fiber Optic Sensors","score":0.9043999910354614,"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/span","display_name":"Span (engineering)","score":0.7339929342269897},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.660686731338501},{"id":"https://openalex.org/keywords/optical-fiber","display_name":"Optical fiber","score":0.6158058047294617},{"id":"https://openalex.org/keywords/optical-communication","display_name":"Optical communication","score":0.4825684130191803},{"id":"https://openalex.org/keywords/optical-fiber-cable","display_name":"Optical fiber cable","score":0.4466722011566162},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.4345707297325134},{"id":"https://openalex.org/keywords/passive-optical-network","display_name":"Passive optical network","score":0.428517609834671},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.3788946270942688},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3634767532348633},{"id":"https://openalex.org/keywords/optoelectronics","display_name":"Optoelectronics","score":0.2663867473602295},{"id":"https://openalex.org/keywords/wavelength-division-multiplexing","display_name":"Wavelength-division multiplexing","score":0.2115992307662964},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.21021932363510132},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.17676997184753418}],"concepts":[{"id":"https://openalex.org/C2778753569","wikidata":"https://www.wikidata.org/wiki/Q1960395","display_name":"Span (engineering)","level":2,"score":0.7339929342269897},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.660686731338501},{"id":"https://openalex.org/C194232370","wikidata":"https://www.wikidata.org/wiki/Q162","display_name":"Optical fiber","level":2,"score":0.6158058047294617},{"id":"https://openalex.org/C129404179","wikidata":"https://www.wikidata.org/wiki/Q1469765","display_name":"Optical communication","level":2,"score":0.4825684130191803},{"id":"https://openalex.org/C161325326","wikidata":"https://www.wikidata.org/wiki/Q197961","display_name":"Optical fiber cable","level":3,"score":0.4466722011566162},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.4345707297325134},{"id":"https://openalex.org/C204827203","wikidata":"https://www.wikidata.org/wiki/Q1027795","display_name":"Passive optical network","level":4,"score":0.428517609834671},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.3788946270942688},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3634767532348633},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.2663867473602295},{"id":"https://openalex.org/C160724564","wikidata":"https://www.wikidata.org/wiki/Q1620670","display_name":"Wavelength-division multiplexing","level":3,"score":0.2115992307662964},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.21021932363510132},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.17676997184753418},{"id":"https://openalex.org/C147176958","wikidata":"https://www.wikidata.org/wiki/Q77590","display_name":"Civil engineering","level":1,"score":0.0},{"id":"https://openalex.org/C6260449","wikidata":"https://www.wikidata.org/wiki/Q41364","display_name":"Wavelength","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/35.20263","is_oa":false,"landing_page_url":"https://doi.org/10.1109/35.20263","pdf_url":null,"source":{"id":"https://openalex.org/S158797327","display_name":"IEEE Communications Magazine","issn_l":"0163-6804","issn":["0163-6804","1558-1896"],"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 Communications Magazine","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/14","score":0.8199999928474426,"display_name":"Life below water"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":3,"referenced_works":["https://openalex.org/W1995741355","https://openalex.org/W2605392128","https://openalex.org/W3155880754"],"related_works":["https://openalex.org/W2306959962","https://openalex.org/W2370114301","https://openalex.org/W2367576053","https://openalex.org/W2365139925","https://openalex.org/W574086619","https://openalex.org/W2381963194","https://openalex.org/W2357444442","https://openalex.org/W2031008169","https://openalex.org/W1585126966","https://openalex.org/W2945427761"],"abstract_inverted_index":{"A":[0],"repeaterless":[1,52,94],"undersea":[2,17,41,53,60,95],"lightwave":[3,45,54],"system":[4,31],"connects":[5],"two":[6],"terrestrial":[7,33],"locations":[8],"separated":[9],"by":[10],"the":[11,14,20,25,30,87],"sea":[12],"without":[13],"need":[15],"for":[16,85],"regeneration":[18],"of":[19,73,92],"optical":[21,109],"signal.":[22],"To":[23],"achieve":[24,49],"longest":[26],"span":[27,90],"length":[28,91],"possible,":[29],"combines":[32],"terminals":[34],"containing":[35],"superior-performance":[36],"optoelectronic":[37],"devices":[38],"with":[39],"ultrareliable":[40],"cable":[42],"technology.":[43],"The":[44,70,83],"technology":[46],"used":[47],"to":[48,78],"cost-effective,":[50],"long-span":[51],"systems":[55,96],"is":[56,81],"discussed.":[57],"This":[58],"includes":[59],"fiber":[61],"and":[62,65,67,107],"cable,":[63],"lasers":[64],"receivers,":[66,106],"terminal":[68],"equipment.":[69],"first":[71],"application":[72],"this":[74],"technology,":[75],"Taiwan's":[76],"Tainan":[77],"Peng-Hu":[79],"system,":[80],"described.":[82],"possibilities":[84],"increasing":[86],"maximum":[88],"attainable":[89],"high-capacity":[93],"are":[97,101],"examined.":[98],"Key":[99],"elements":[100],"higher-output":[102],"transmitters,":[103],"more":[104],"sensitive":[105],"improved":[108],"fibers.>":[110]},"counts_by_year":[{"year":2021,"cited_by_count":1}],"updated_date":"2026-08-21T09:56:20.448147","created_date":"2025-10-10T00:00:00"}
