{"id":"https://openalex.org/W2290908167","doi":"https://doi.org/10.5170/cern-2002-003.428","title":"SynUTC - high precision time synchronization over ethernet networks","display_name":"SynUTC - high precision time synchronization over ethernet networks","publication_year":2002,"publication_date":"2002-01-01","ids":{"openalex":"https://openalex.org/W2290908167","doi":"https://doi.org/10.5170/cern-2002-003.428","mag":"2290908167"},"language":"en","primary_location":{"id":"pmh:oai:cds.cern.ch:619165","doi":null,"is_oa":true,"landing_page_url":"http://cds.cern.ch/record/619165","pdf_url":"http://cds.cern.ch/record/619165","source":{"id":"https://openalex.org/S4306402195","display_name":"CERN Document Server (European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I67311998","host_organization_name":"European Organization for Nuclear Research","host_organization_lineage":["https://openalex.org/I67311998"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":null},"volume":null,"type":"article","indexed_in":["datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"http://cds.cern.ch/record/619165","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5006249454","display_name":"Ulrich Schmid","orcid":"https://orcid.org/0000-0001-9831-8583","observed_orcids":["https://orcid.org/0000-0001-9831-8583"]},"institutions":[{"id":"https://openalex.org/I145847075","display_name":"TU Wien","ror":"https://ror.org/04d836q62","country_code":"AT","type":"education","lineage":["https://openalex.org/I145847075"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"Schmid, U","raw_affiliation_strings":["Vienna University of Technology"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Vienna University of Technology","institution_ids":["https://openalex.org/I145847075"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109847981","display_name":"Klaus Schossmaier","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I145847075","display_name":"TU Wien","ror":"https://ror.org/04d836q62","country_code":"AT","type":"education","lineage":["https://openalex.org/I145847075"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"Schossmaier, K","raw_affiliation_strings":["Vienna University of Technology"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Vienna University of Technology","institution_ids":["https://openalex.org/I145847075"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071444268","display_name":"G\u00fcnther Gridling","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I67311998","display_name":"European Organization for Nuclear Research","ror":"https://ror.org/01ggx4157","country_code":"CH","type":"facility","lineage":["https://openalex.org/I67311998"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Gridling, G","raw_affiliation_strings":["CERN"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"CERN","institution_ids":["https://openalex.org/I67311998"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5001627025","display_name":"Nikolaus Ker\u00f6","orcid":"https://orcid.org/0000-0002-2691-544X","observed_orcids":["https://orcid.org/0000-0002-2691-544X"]},"institutions":[{"id":"https://openalex.org/I121760703","display_name":"University of Applied Sciences Technikum Wien","ror":"https://ror.org/04jsx0x49","country_code":"AT","type":"education","lineage":["https://openalex.org/I121760703"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"Ker\u00f6, N","raw_affiliation_strings":["University Of Applied Sciences Technikum Wien"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University Of Applied Sciences Technikum Wien","institution_ids":["https://openalex.org/I121760703"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059078162","display_name":"Roland H\u00f6ller","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I145847075","display_name":"TU Wien","ror":"https://ror.org/04d836q62","country_code":"AT","type":"education","lineage":["https://openalex.org/I145847075"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"H\u00f6ller, R","raw_affiliation_strings":["Vienna University of Technology"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Vienna University of Technology","institution_ids":["https://openalex.org/I145847075"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5028034207","display_name":"Martin Horauer","orcid":"https://orcid.org/0000-0001-6835-0662","observed_orcids":["https://orcid.org/0000-0001-6835-0662"]},"institutions":[{"id":"https://openalex.org/I67311998","display_name":"European Organization for Nuclear Research","ror":"https://ror.org/01ggx4157","country_code":"CH","type":"facility","lineage":["https://openalex.org/I67311998"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Horauer, M","raw_affiliation_strings":["CERN"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"CERN","institution_ids":["https://openalex.org/I67311998"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.3826,"has_fulltext":true,"cited_by_count":15,"citation_normalized_percentile":{"value":0.92211546,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12216","display_name":"Network Time Synchronization Technologies","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T12216","display_name":"Network Time Synchronization Technologies","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11417","display_name":"Advancements in PLL and VCO Technologies","score":0.0,"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/T10772","display_name":"Distributed systems and fault tolerance","score":0.0,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/clock-synchronization","display_name":"clock synchronization","score":0.890999972820282},{"id":"https://openalex.org/keywords/ethernet-lan","display_name":"Ethernet LAN","score":0.5809999704360962},{"id":"https://openalex.org/keywords/network-interface-card","display_name":"network interface card","score":0.8240000009536743},{"id":"https://openalex.org/keywords/hardware-timestamping","display_name":"hardware timestamping","score":0.4659999907016754},{"id":"https://openalex.org/keywords/ntp","display_name":"NTP","score":0.43799999356269836}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6871122717857361},{"id":"https://openalex.org/C172173386","wikidata":"https://www.wikidata.org/wiki/Q79984","display_name":"Ethernet","level":2,"score":0.5903685092926025},{"id":"https://openalex.org/C158379750","wikidata":"https://www.wikidata.org/wiki/Q214111","display_name":"Network packet","level":2,"score":0.5856392979621887},{"id":"https://openalex.org/C62611344","wikidata":"https://www.wikidata.org/wiki/Q1062658","display_name":"Node (physics)","level":2,"score":0.5718859434127808},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.5108048915863037},{"id":"https://openalex.org/C129891060","wikidata":"https://www.wikidata.org/wiki/Q1513059","display_name":"Clock synchronization","level":4,"score":0.5001628398895264},{"id":"https://openalex.org/C60229501","wikidata":"https://www.wikidata.org/wiki/Q18822","display_name":"Global Positioning System","level":2,"score":0.46054691076278687},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.45450761914253235},{"id":"https://openalex.org/C162932704","wikidata":"https://www.wikidata.org/wiki/Q1058791","display_name":"Synchronizing","level":3,"score":0.4518919289112091},{"id":"https://openalex.org/C205215620","wikidata":"https://www.wikidata.org/wiki/Q7662206","display_name":"Synchronous Ethernet","level":3,"score":0.43825098872184753},{"id":"https://openalex.org/C2778562939","wikidata":"https://www.wikidata.org/wiki/Q1298791","display_name":"Synchronization (alternating current)","level":3,"score":0.4376542568206787},{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.4313231110572815},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.36934441328048706},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.29473668336868286},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.17374581098556519},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.12989580631256104},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.11211445927619934},{"id":"https://openalex.org/C66938386","wikidata":"https://www.wikidata.org/wiki/Q633538","display_name":"Structural engineering","level":1,"score":0.0},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"pmh:oai:cds.cern.ch:619165","doi":null,"is_oa":true,"landing_page_url":"http://cds.cern.ch/record/619165","pdf_url":"http://cds.cern.ch/record/619165","source":{"id":"https://openalex.org/S4306402195","display_name":"CERN Document Server (European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I67311998","host_organization_name":"European Organization for Nuclear Research","host_organization_lineage":["https://openalex.org/I67311998"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":null},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.87.5441","doi":null,"is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.87.5441","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://lhc-electronics-workshop.web.cern.ch/LHC-electronics-workshop/2002/Poster/hoeller.pdf","raw_type":"text"},{"id":"doi:10.5170/cern-2002-003.428","doi":"https://doi.org/10.5170/cern-2002-003.428","is_oa":true,"landing_page_url":"https://doi.org/10.5170/cern-2002-003.428","pdf_url":null,"source":{"id":"https://openalex.org/S4306467519","display_name":"CERN eBooks","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"ebook platform"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null},{"id":"mag:2290908167","doi":null,"is_oa":false,"landing_page_url":"http://lhc-electronics-workshop.web.cern.ch/LHC-electronics-workshop/2002/Poster/hoeller.pdf","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":{"id":"pmh:oai:cds.cern.ch:619165","doi":null,"is_oa":true,"landing_page_url":"http://cds.cern.ch/record/619165","pdf_url":"http://cds.cern.ch/record/619165","source":{"id":"https://openalex.org/S4306402195","display_name":"CERN Document Server (European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I67311998","host_organization_name":"European Organization for Nuclear Research","host_organization_lineage":["https://openalex.org/I67311998"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":null},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320321181","display_name":"Austrian Science Fund","ror":"https://ror.org/013tf3c58"},{"id":"https://openalex.org/F4320322325","display_name":"Oesterreichische Nationalbank","ror":"https://ror.org/00nkcmy90"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2290908167.pdf","grobid_xml":"https://content.openalex.org/works/W2290908167.grobid-xml"},"referenced_works_count":11,"referenced_works":["https://openalex.org/W75816425","https://openalex.org/W1488271093","https://openalex.org/W1493566363","https://openalex.org/W1521781396","https://openalex.org/W1535517582","https://openalex.org/W1539527934","https://openalex.org/W1563308903","https://openalex.org/W1934685790","https://openalex.org/W2026734127","https://openalex.org/W2133128142","https://openalex.org/W2170715240"],"related_works":["https://openalex.org/W1519702585","https://openalex.org/W7096483927","https://openalex.org/W7096583645","https://openalex.org/W1934685790","https://openalex.org/W1511071094","https://openalex.org/W7098240686","https://openalex.org/W7000250815","https://openalex.org/W1593032397","https://openalex.org/W2224247250","https://openalex.org/W7512094"],"abstract_inverted_index":{"This":[0,162,216],"article":[1],"describes":[2],"our":[3,246,322,347],"SynUTC":[4,91,104,300,348],"(Synchronized":[5],"Universal":[6],"Time":[7],"Coordinated)":[8],"technology,":[9],"which":[10,198],"enables":[11,163],"high-accuracy":[12,86],"distribution":[13],"of":[14,20,30,51,80,149,321,346],"GPS":[15],"time":[16,18,88,111,147],"and":[17,42,95,101,127,134,153,225,285,331],"synchronization":[19,181,236],"network":[21,129,191,314],"nodes":[22,41],"connected":[23],"via":[24],"standard":[25,200,281],"Ethernet":[26],"LANs.":[27],"By":[28],"means":[29],"exchanging":[31],"data":[32,115,313],"packets":[33,116],"in":[34,48,208,242,350],"conjunction":[35],"with":[36,58,170,188,252],"moderate":[37],"hardware":[38,100,206,247],"support":[39,248],"at":[40,99,117],"switches,":[43],"an":[44,231],"overall":[45],"worst-case":[46],"accuracy":[47,69],"the":[49,66,85,118,123,128,145,214,235,243,258,278,297,319,344],"range":[50],"some":[52],"100":[53],"ns":[54],"can":[55,83,154,249,288],"be":[56,186,250,289],"achieved,":[57],"negligible":[59],"communication":[60,151],"overhead.":[61],"Our":[62,238],"technology":[63,239,349],"thus":[64],"improves":[65],"1":[67],"ms-range":[68],"achievable":[70],"by":[71,77,90,203,277],"conventional,":[72],"software-based":[73],"approaches":[74],"like":[75],"NTP":[76],"4":[78],"orders":[79],"magnitude.":[81],"Applications":[82],"use":[84],"global":[87],"provided":[89],"for":[92,195,310],"event":[93,96],"timestamping":[94,226],"generation":[97],"both":[98,164],"software":[102],"level.":[103],"is":[105,240,275,301,308,339],"based":[106,167,256],"upon":[107,131,168,257],"inserting":[108],"highly":[109],"accurate":[110],"information":[112,148],"into":[113,213],"dedicated":[114],"media-independent":[119],"interface":[120,192],"(MII)":[121],"between":[122],"physical":[124],"layer":[125],"transceiver":[126],"controller":[130],"packet":[132],"transmission":[133],"reception,":[135],"respectively.":[136],"As":[137],"a":[138,171,189,204,209,220,265,272,324,335],"consequence,":[139],"every":[140],"node":[141,174,184],"has":[142,327],"access":[143],"to":[144,304,342],"local":[146,159],"any":[150,253,311],"peer":[152],"therefore":[155],"re-":[156],"adjust":[157],"its":[158],"clock":[160,180,224,262],"accordingly.":[161],"simple":[165,266],"solutions":[166],"synchronizing":[169],"(GPS-equipped)":[172],"master":[173],"as":[175,177,228,230,315],"well":[176,229],"elaborate":[178],"fault-tolerant":[179],"algorithms.":[182],"Each":[183],"must":[185],"equipped":[187],"special":[190],"card":[193],"(NIC)":[194],"this":[196],"purpose,":[197],"extends":[199],"NIC":[201,254,282],"chipsets":[202],"custom":[205],"encapsulated":[207],"single":[210],"IC":[211],"plugged":[212],"MII.":[215,259],"chip":[217],"contains":[218],"primarily":[219],"high-precision":[221],"adjustable":[222],"adder-based":[223],"registers":[227],"uC":[232],"core":[233],"executing":[234],"algorithm.":[237],"generic,":[241],"sense":[244],"that":[245,268],"used":[251,290],"chipset":[255],"Moreover,":[260],"since":[261],"synchronization,":[263],"except":[264],"service":[267],"broadcasts":[269],"messages":[270],"on":[271],"regular":[273],"basis,":[274],"performed":[276],"on-chip":[279],"uC,":[280],"device":[283],"drivers":[284],"protocol":[286],"stacks":[287],"without":[291],"changing.":[292],"Last":[293],"but":[294,307],"not":[295,302],"least,":[296],"principle":[298],"underlying":[299],"limited":[303],"Ethernet-based":[305],"networks":[306],"applicable":[309],"packet-oriented":[312],"well.":[316],"To":[317],"verify":[318],"feasibility":[320],"approach,":[323],"research":[325],"prototype":[326],"already":[328],"been":[329],"developed":[330],"evaluated":[332],"successfully.":[333],"Currently,":[334],"multi-node":[336],"demonstration":[337],"system":[338],"being":[340],"built":[341],"facilitate":[343],"transfer":[345],"commercial":[351],"applications.":[352],"(12":[353],"refs).":[354]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-10-01T08:54:57.152042","created_date":"2016-06-24T00:00:00"}
