{"id":"https://openalex.org/W2186778379","doi":"https://doi.org/10.1109/ecoc.2015.7341795","title":"Unrepeatered 447Gb/s Nyquist PDM-64QAM transmission over 160km SSMF with backward Raman amplification","display_name":"Unrepeatered 447Gb/s Nyquist PDM-64QAM transmission over 160km SSMF with backward Raman amplification","publication_year":2015,"publication_date":"2015-09-01","ids":{"openalex":"https://openalex.org/W2186778379","doi":"https://doi.org/10.1109/ecoc.2015.7341795","mag":"2186778379"},"language":"en","primary_location":{"id":"doi:10.1109/ecoc.2015.7341795","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ecoc.2015.7341795","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 European Conference on Optical Communication (ECOC)","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/A5101517927","display_name":"Xin Lv","orcid":"https://orcid.org/0000-0001-8717-0026"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Xin Lv","raw_affiliation_strings":["State Key Lab of Advanced Optical Communication Systems and Networks Peking University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"State Key Lab of Advanced Optical Communication Systems and Networks Peking University, Beijing, China","institution_ids":["https://openalex.org/I20231570"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100411846","display_name":"Dan Wang","orcid":"https://orcid.org/0000-0002-7833-7629"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Dan Wang","raw_affiliation_strings":["State Key Lab of Advanced Optical Communication Systems and Networks Peking University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"State Key Lab of Advanced Optical Communication Systems and Networks Peking University, Beijing, China","institution_ids":["https://openalex.org/I20231570"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5002870353","display_name":"Yixiao Zhu","orcid":"https://orcid.org/0000-0002-9898-3804"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yixiao Zhu","raw_affiliation_strings":["State Key Lab of Advanced Optical Communication Systems and Networks Peking University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"State Key Lab of Advanced Optical Communication Systems and Networks Peking University, Beijing, China","institution_ids":["https://openalex.org/I20231570"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5055891573","display_name":"Kaiheng Zou","orcid":"https://orcid.org/0000-0002-8596-6191"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Kaiheng Zou","raw_affiliation_strings":["State Key Lab of Advanced Optical Communication Systems and Networks Peking University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"State Key Lab of Advanced Optical Communication Systems and Networks Peking University, Beijing, China","institution_ids":["https://openalex.org/I20231570"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5002875642","display_name":"Zhennan Zheng","orcid":"https://orcid.org/0000-0002-8313-8341"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhennan Zheng","raw_affiliation_strings":["State Key Lab of Advanced Optical Communication Systems and Networks Peking University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"State Key Lab of Advanced Optical Communication Systems and Networks Peking University, Beijing, China","institution_ids":["https://openalex.org/I20231570"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100403385","display_name":"Fan Zhang","orcid":"https://orcid.org/0000-0001-6489-2480"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Fan Zhang","raw_affiliation_strings":["State Key Lab of Advanced Optical Communication Systems and Networks Peking University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"State Key Lab of Advanced Optical Communication Systems and Networks Peking University, Beijing, China","institution_ids":["https://openalex.org/I20231570"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5069859813","display_name":"Lixin Zhu","orcid":"https://orcid.org/0000-0001-8879-8026"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lixin Zhu","raw_affiliation_strings":["State Key Lab of Advanced Optical Communication Systems and Networks Peking University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"State Key Lab of Advanced Optical Communication Systems and Networks Peking University, Beijing, China","institution_ids":["https://openalex.org/I20231570"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5111678224","display_name":"Zhangyuan Chen","orcid":null},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhangyuan Chen","raw_affiliation_strings":["State Key Lab of Advanced Optical Communication Systems and Networks Peking University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"State Key Lab of Advanced Optical Communication Systems and Networks Peking University, Beijing, China","institution_ids":["https://openalex.org/I20231570"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":8,"corresponding_author_ids":["https://openalex.org/A5101517927"],"corresponding_institution_ids":["https://openalex.org/I20231570"],"apc_list":null,"apc_paid":null,"fwci":0.1973,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.59164025,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"3"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10232","display_name":"Optical Network Technologies","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/T10232","display_name":"Optical Network Technologies","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/T10846","display_name":"Photonic Crystal and Fiber Optics","score":0.9958999752998352,"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/T10299","display_name":"Photonic and Optical Devices","score":0.9944000244140625,"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/raman-amplification","display_name":"Raman amplification","score":0.776938796043396},{"id":"https://openalex.org/keywords/nyquist\u2013shannon-sampling-theorem","display_name":"Nyquist\u2013Shannon sampling theorem","score":0.6645902395248413},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.6356149911880493},{"id":"https://openalex.org/keywords/quadrature-amplitude-modulation","display_name":"Quadrature amplitude modulation","score":0.6341265439987183},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.5283851027488708},{"id":"https://openalex.org/keywords/spectral-efficiency","display_name":"Spectral efficiency","score":0.45643532276153564},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.4334734082221985},{"id":"https://openalex.org/keywords/raman-spectroscopy","display_name":"Raman spectroscopy","score":0.3992476761341095},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.3490678071975708},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.24315157532691956},{"id":"https://openalex.org/keywords/raman-scattering","display_name":"Raman scattering","score":0.24059179425239563},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.21202579140663147},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.19812476634979248},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.15014654397964478},{"id":"https://openalex.org/keywords/bit-error-rate","display_name":"Bit error rate","score":0.13408303260803223},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.0572742223739624}],"concepts":[{"id":"https://openalex.org/C2781393691","wikidata":"https://www.wikidata.org/wiki/Q2129992","display_name":"Raman amplification","level":4,"score":0.776938796043396},{"id":"https://openalex.org/C288623","wikidata":"https://www.wikidata.org/wiki/Q679800","display_name":"Nyquist\u2013Shannon sampling theorem","level":2,"score":0.6645902395248413},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.6356149911880493},{"id":"https://openalex.org/C32409245","wikidata":"https://www.wikidata.org/wiki/Q749753","display_name":"Quadrature amplitude modulation","level":4,"score":0.6341265439987183},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.5283851027488708},{"id":"https://openalex.org/C137246740","wikidata":"https://www.wikidata.org/wiki/Q583970","display_name":"Spectral efficiency","level":3,"score":0.45643532276153564},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.4334734082221985},{"id":"https://openalex.org/C40003534","wikidata":"https://www.wikidata.org/wiki/Q862228","display_name":"Raman spectroscopy","level":2,"score":0.3992476761341095},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.3490678071975708},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.24315157532691956},{"id":"https://openalex.org/C169573571","wikidata":"https://www.wikidata.org/wiki/Q466824","display_name":"Raman scattering","level":3,"score":0.24059179425239563},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.21202579140663147},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.19812476634979248},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.15014654397964478},{"id":"https://openalex.org/C56296756","wikidata":"https://www.wikidata.org/wiki/Q840922","display_name":"Bit error rate","level":3,"score":0.13408303260803223},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0572742223739624},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/ecoc.2015.7341795","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ecoc.2015.7341795","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 European Conference on Optical Communication (ECOC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.8399999737739563,"id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":1,"referenced_works":["https://openalex.org/W2021190588"],"related_works":["https://openalex.org/W2058864804","https://openalex.org/W960385439","https://openalex.org/W2138878738","https://openalex.org/W4391262445","https://openalex.org/W4393417729","https://openalex.org/W4390485625","https://openalex.org/W3048182912","https://openalex.org/W2092612613","https://openalex.org/W4291118779","https://openalex.org/W2950837222"],"abstract_inverted_index":{"We":[0,22],"experimentally":[1],"demonstrate":[2],"Nyquist":[3],"superchannel":[4],"transmission":[5,29],"of":[6,14,27],"447":[7],"Gb/s":[8],"(8\u00d755.97Gb/s)":[9],"PDM-64QAM":[10],"over":[11],"single":[12],"span":[13],"160":[15],"km":[16],"SSMF":[17],"with":[18],"backward":[19],"Raman":[20],"amplification.":[21],"achieve":[23],"a":[24],"record":[25],"distance":[26],"unrepeatered":[28],"for":[30],"the":[31],"spectral":[32],"efficiency":[33],"(SE)":[34],"as":[35,37],"high":[36],"8.95b/s/Hz.":[38]},"counts_by_year":[{"year":2022,"cited_by_count":2},{"year":2016,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}