乐胖代购免代理版

{"id":"https://openalex.org/W2041113561","doi":"https://doi.org/10.1002/ett.4460040511","title":"Timing Considerations for Optical Fibre PPM","display_name":"Timing Considerations for Optical Fibre PPM","publication_year":1993,"publication_date":"1993-09-01","ids":{"openalex":"https://openalex.org/W2041113561","doi":"https://doi.org/10.1002/ett.4460040511","mag":"2041113561"},"language":"en","primary_location":{"is_oa":false,"landing_page_url":"https://doi.org/10.1002/ett.4460040511","pdf_url":null,"source":{"id":"https://openalex.org/S4393917101","display_name":"European Transactions on Telecommunications","issn_l":"1124-318X","issn":["1124-318X","1541-8251"],"is_oa":false,"is_in_doaj":false,"is_indexed_in_scopus":false,"is_core":true,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false},"type":"article","type_crossref":"journal-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/A5010372725","display_name":"R.A. Cryan","orcid":null},"institutions":[{"id":"https://openalex.org/I11983389","display_name":"Manchester Metropolitan University","ror":"https://ror.org/02hstj355","country_code":"GB","type":"funder","lineage":["https://openalex.org/I11983389"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Robert A. Cryan","raw_affiliation_strings":["Department of Electrical & Electronic Eng. John Dalton Bldg. Manchester Metropolitan University, England"],"affiliations":[{"raw_affiliation_string":"Department of Electrical & Electronic Eng. John Dalton Bldg. Manchester Metropolitan University, England","institution_ids":["https://openalex.org/I11983389"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5088539425","display_name":"Jaafar M. H. Elmirghani","orcid":"https://orcid.org/0000-0002-3319-9103"},"institutions":[{"id":"https://openalex.org/I133837150","display_name":"University of Huddersfield","ror":"https://ror.org/05t1h8f27","country_code":"GB","type":"funder","lineage":["https://openalex.org/I133837150"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Jaafar M. H. Elmirghani","raw_affiliation_strings":["Division of Electronics Communications University of Huddersfield Huddersfield, W. Yorkshire England"],"affiliations":[{"raw_affiliation_string":"Division of Electronics Communications University of Huddersfield Huddersfield, W. Yorkshire England","institution_ids":["https://openalex.org/I133837150"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5063913762","display_name":"F.M. Clayton","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"F. Mike Clayton","raw_affiliation_strings":["Systems Studies GEC Hirst Research Labs East Lane Wembley England"],"affiliations":[{"raw_affiliation_string":"Systems Studies GEC Hirst Research Labs East Lane Wembley England","institution_ids":[]}]}],"institution_assertions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.447,"has_fulltext":true,"fulltext_origin":"ngrams","cited_by_count":3,"citation_normalized_percentile":{"value":0.538057,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":65,"max":68},"biblio":{"volume":"4","issue":"5","first_page":"569","last_page":"574"},"is_retracted":false,"is_paratext":false,"primary_topic":{"id":"https://openalex.org/T10232","display_name":"Optical Network Technologies","score":0.9992,"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":0.9992,"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":0.9914,"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":0.9906,"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/pulse-position-modulation","display_name":"Pulse-position modulation","score":0.8687523},{"id":"https://openalex.org/keywords/cyclostationary-process","display_name":"Cyclostationary process","score":0.80394876},{"id":"https://openalex.org/keywords/modulation","display_name":"Modulation (music)","score":0.5944296},{"id":"https://openalex.org/keywords/basis","display_name":"Basis (linear algebra)","score":0.42212027}],"concepts":[{"id":"https://openalex.org/C46035914","wikidata":"https://www.wikidata.org/wiki/Q1767289","display_name":"Pulse-position modulation","level":5,"score":0.8687523},{"id":"https://openalex.org/C178351263","wikidata":"https://www.wikidata.org/wiki/Q3922399","display_name":"Cyclostationary process","level":3,"score":0.80394876},{"id":"https://openalex.org/C123079801","wikidata":"https://www.wikidata.org/wiki/Q750240","display_name":"Modulation (music)","level":2,"score":0.5944296},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.5340691},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4971371},{"id":"https://openalex.org/C194232370","wikidata":"https://www.wikidata.org/wiki/Q162","display_name":"Optical fiber","level":2,"score":0.47609413},{"id":"https://openalex.org/C126042441","wikidata":"https://www.wikidata.org/wiki/Q1324888","display_name":"Frame (networking)","level":2,"score":0.47213036},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.44610256},{"id":"https://openalex.org/C92746544","wikidata":"https://www.wikidata.org/wiki/Q585184","display_name":"Pulse-width modulation","level":3,"score":0.4459487},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.43184906},{"id":"https://openalex.org/C12426560","wikidata":"https://www.wikidata.org/wiki/Q189569","display_name":"Basis (linear algebra)","level":2,"score":0.42212027},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.39089674},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.29908782},{"id":"https://openalex.org/C2780167933","wikidata":"https://www.wikidata.org/wiki/Q1550652","display_name":"Pulse (music)","level":3,"score":0.2915512},{"id":"https://openalex.org/C20518276","wikidata":"https://www.wikidata.org/wiki/Q186130","display_name":"Pulse-amplitude modulation","level":4,"score":0.28616768},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.26287514},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.25194776},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.15861306},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.13567543},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"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/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.0},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"is_oa":false,"landing_page_url":"https://doi.org/10.1002/ett.4460040511","pdf_url":null,"source":{"id":"https://openalex.org/S4393917101","display_name":"European Transactions on Telecommunications","issn_l":"1124-318X","issn":["1124-318X","1541-8251"],"is_oa":false,"is_in_doaj":false,"is_indexed_in_scopus":false,"is_core":true,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.66,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"grants":[],"datasets":[],"versions":[],"referenced_works_count":8,"referenced_works":["https://openalex.org/W1976622589","https://openalex.org/W1979498071","https://openalex.org/W1998791174","https://openalex.org/W2019866088","https://openalex.org/W2035749481","https://openalex.org/W2096435196","https://openalex.org/W2123830558","https://openalex.org/W4230155684"],"related_works":["https://openalex.org/W4283214144","https://openalex.org/W3207481136","https://openalex.org/W2920051896","https://openalex.org/W2389243660","https://openalex.org/W2370850561","https://openalex.org/W2347830871","https://openalex.org/W2321766639","https://openalex.org/W2040391041","https://openalex.org/W2005160559","https://openalex.org/W1827130584"],"abstract_inverted_index":{"Abstract":[0],"Digital":[1],"pulse":[2,121],"position":[3],"modulation":[4,13,44,123],"(PPM)":[5],"has":[6],"been":[7],"shown":[8],"to":[9,34,90],"be":[10,106,170],"an":[11,63],"effective":[12],"format":[14,39,45],"for":[15],"the":[16,28,50,53,69,78,87,102,120,126,131,178],"optical":[17,31,73,164],"fibre":[18,32,74,165],"channel.":[19],"It":[20],"is":[21,40,56],"paricularly":[22],"attractive":[23],"as":[24],"it":[25],"can":[26,105,169],"exploit":[27],"abundant":[29],"mono\u2010mode":[30],"bandwidth":[33],"offer":[35],"improved":[36],"performance.":[37],"The":[38],"a":[41,142],"discrete":[42],"time":[43],"wherein":[46],"synchronisation":[47,96,168],"at":[48],"both":[49,92],"slot":[51,93],"and":[52,94,97,125,146,172],"frame":[54,95],"levels":[55],"vital.":[57],"In":[58,113],"this":[59],"paper":[60],"we":[61,99,115,135],"derive":[62],"original":[64,137],"analytic":[65,159],"expression":[66],"that":[67,101,148,163],"predicts":[68],"spectral":[70,132],"properties":[71],"of":[72,80,110,119,154,177],"digital":[75,166],"PPM":[76,144,167],"on":[77,130,141],"basis":[79],"its":[81,111],"cyclostationary":[82],"random":[83],"properties.":[84,133],"We":[85,161],"establish":[86],"conditions":[88],"required":[89],"achieve":[91],"further,":[98,173],"show":[100,147],"system":[103,145,180],"synchronisability":[104],"optimised":[107],"in":[108,175],"terms":[109,176],"parameters.":[112,181],"particular,":[114],"consider":[116],"die":[117],"effect":[118],"shape,":[122],"index":[124],"data":[127],"probability":[128],"distribution":[129],"Finally,":[134],"present":[136],"practical":[138],"results":[139],"measured":[140],"128\u2010ary":[143],"they":[149],"are":[150],"within":[151],"1":[152],"dB":[153],"those":[155],"predicted":[156],"by":[157],"our":[158],"model.":[160],"conclude":[162],"achieved":[171],"optimised,":[174],"major":[179]},"abstract_inverted_index_v3":null,"cited_by_api_url":"https://api.openalex.org/works?filter=cites:W2041113561","counts_by_year":[],"updated_date":"2025-03-23T12:21:54.220628","created_date":"2016-06-24"}