{"id":"https://openalex.org/W2021794464","doi":"https://doi.org/10.1109/glocom.2013.6831427","title":"Next-generation long-haul optical links: Higher spectral efficiency through time-frequency packing","display_name":"Next-generation long-haul optical links: Higher spectral efficiency through time-frequency packing","publication_year":2013,"publication_date":"2013-12-01","ids":{"openalex":"https://openalex.org/W2021794464","doi":"https://doi.org/10.1109/glocom.2013.6831427","mag":"2021794464"},"language":"en","primary_location":{"id":"doi:10.1109/glocom.2013.6831427","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocom.2013.6831427","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 IEEE Global Communications Conference (GLOBECOM)","raw_type":"proceedings-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/A5078307012","display_name":"Giulio Colavolpe","orcid":"https://orcid.org/0000-0002-0577-8626"},"institutions":[{"id":"https://openalex.org/I124601658","display_name":"University of Parma","ror":"https://ror.org/02k7wn190","country_code":"IT","type":"education","lineage":["https://openalex.org/I124601658"]}],"countries":["IT"],"is_corresponding":true,"raw_author_name":"Giulio Colavolpe","raw_affiliation_strings":["Dipartimento di Ingegneria dell'lnformazione, CNIT Research Unit, Parma, Italy","University of Parma, Dipartimento di Ingegneria dell'Informazione, I-43124, Italy"],"affiliations":[{"raw_affiliation_string":"Dipartimento di Ingegneria dell'lnformazione, CNIT Research Unit, Parma, Italy","institution_ids":[]},{"raw_affiliation_string":"University of Parma, Dipartimento di Ingegneria dell'Informazione, I-43124, Italy","institution_ids":["https://openalex.org/I124601658"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5062968612","display_name":"Tommaso Foggi","orcid":"https://orcid.org/0000-0003-1747-3130"},"institutions":[{"id":"https://openalex.org/I124601658","display_name":"University of Parma","ror":"https://ror.org/02k7wn190","country_code":"IT","type":"education","lineage":["https://openalex.org/I124601658"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Tommaso Foggi","raw_affiliation_strings":["Dipartimento di Ingegneria dell'lnformazione, CNIT Research Unit, Parma, Italy","University of Parma, Dipartimento di Ingegneria dell'Informazione, I-43124, Italy"],"affiliations":[{"raw_affiliation_string":"Dipartimento di Ingegneria dell'lnformazione, CNIT Research Unit, Parma, Italy","institution_ids":[]},{"raw_affiliation_string":"University of Parma, Dipartimento di Ingegneria dell'Informazione, I-43124, Italy","institution_ids":["https://openalex.org/I124601658"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5078307012"],"corresponding_institution_ids":["https://openalex.org/I124601658"],"apc_list":null,"apc_paid":null,"fwci":0.7093,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.7410554,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"2364","last_page":"2369"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10232","display_name":"Optical Network Technologies","score":1.0,"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":1.0,"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":0.9998000264167786,"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/T10847","display_name":"Advanced Optical Network Technologies","score":0.9995999932289124,"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/spectral-efficiency","display_name":"Spectral efficiency","score":0.7402836084365845},{"id":"https://openalex.org/keywords/modulation","display_name":"Modulation (music)","score":0.6073559522628784},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6046198606491089},{"id":"https://openalex.org/keywords/nonlinear-system","display_name":"Nonlinear system","score":0.5812692046165466},{"id":"https://openalex.org/keywords/constellation","display_name":"Constellation","score":0.45859020948410034},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.44841164350509644},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.342929482460022},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.17727920413017273},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.1762242615222931},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.09928005933761597}],"concepts":[{"id":"https://openalex.org/C137246740","wikidata":"https://www.wikidata.org/wiki/Q583970","display_name":"Spectral efficiency","level":3,"score":0.7402836084365845},{"id":"https://openalex.org/C123079801","wikidata":"https://www.wikidata.org/wiki/Q750240","display_name":"Modulation (music)","level":2,"score":0.6073559522628784},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6046198606491089},{"id":"https://openalex.org/C158622935","wikidata":"https://www.wikidata.org/wiki/Q660848","display_name":"Nonlinear system","level":2,"score":0.5812692046165466},{"id":"https://openalex.org/C70352696","wikidata":"https://www.wikidata.org/wiki/Q8928","display_name":"Constellation","level":2,"score":0.45859020948410034},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.44841164350509644},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.342929482460022},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.17727920413017273},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1762242615222931},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.09928005933761597},{"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/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.0},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/glocom.2013.6831427","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocom.2013.6831427","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 IEEE Global Communications Conference (GLOBECOM)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.6100000143051147,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":20,"referenced_works":["https://openalex.org/W1990684746","https://openalex.org/W1992914045","https://openalex.org/W1995875735","https://openalex.org/W1997510746","https://openalex.org/W2029558989","https://openalex.org/W2065955725","https://openalex.org/W2072375952","https://openalex.org/W2083881824","https://openalex.org/W2107494598","https://openalex.org/W2109512829","https://openalex.org/W2110740016","https://openalex.org/W2114802154","https://openalex.org/W2133401839","https://openalex.org/W2146064508","https://openalex.org/W2148608560","https://openalex.org/W2154433856","https://openalex.org/W2162969301","https://openalex.org/W2163094760","https://openalex.org/W2165808853","https://openalex.org/W6668369077"],"related_works":["https://openalex.org/W2801080295","https://openalex.org/W2502457263","https://openalex.org/W2901245944","https://openalex.org/W4377967113","https://openalex.org/W1548310101","https://openalex.org/W3186841189","https://openalex.org/W2078292672","https://openalex.org/W2382519356","https://openalex.org/W4322709807","https://openalex.org/W1504636466"],"abstract_inverted_index":{"We":[0,34],"consider":[1],"realistic":[2],"long-haul":[3],"optical":[4],"links,":[5],"where":[6],"nonlinear":[7,72],"effects":[8],"represent":[9],"the":[10,15,25,31,43,60],"main":[11],"impairment,":[12],"and":[13,46,55],"investigate":[14],"application":[16],"of":[17,63],"time-frequency":[18],"packing":[19],"with":[20],"low-order":[21],"constellations":[22],"as":[23],"a":[24],"most":[26],"viable":[27],"solution":[28],"to":[29,41,50,71],"increase":[30,54],"spectral":[32,52],"efficiency.":[33],"will":[35],"see":[36],"that":[37],"this":[38,51],"technique":[39],"allows":[40],"overcome":[42],"relevant":[44],"theoretical":[45],"technological":[47],"issues":[48],"related":[49],"efficiency":[53],"is":[56],"more":[57,69],"effective":[58],"than":[59],"simple":[61],"adoption":[62],"high-order":[64],"modulation":[65],"formats":[66],"which":[67],"are":[68],"sensitive":[70],"effects.":[73]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2014,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}