{"id":"https://openalex.org/W2028412196","doi":"https://doi.org/10.1109/aspdac.2012.6165030","title":"Post-fabrication reconfiguration for power-optimized tuning of optically connected multi-core systems","display_name":"Post-fabrication reconfiguration for power-optimized tuning of optically connected multi-core systems","publication_year":2012,"publication_date":"2012-01-01","ids":{"openalex":"https://openalex.org/W2028412196","doi":"https://doi.org/10.1109/aspdac.2012.6165030","mag":"2028412196"},"language":"en","primary_location":{"id":"doi:10.1109/aspdac.2012.6165030","is_oa":false,"landing_page_url":"https://doi.org/10.1109/aspdac.2012.6165030","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"17th Asia and South Pacific Design Automation Conference","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/A5107862406","display_name":"Yan Zheng","orcid":null},"institutions":[{"id":"https://openalex.org/I154570441","display_name":"University of California, Santa Barbara","ror":"https://ror.org/02t274463","country_code":"US","type":"education","lineage":["https://openalex.org/I154570441"]},{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN","US"],"is_corresponding":false,"raw_author_name":"Yan Zheng","raw_affiliation_strings":["Department Automation, Tsinghua University, Beijing, China","DepartmentElectrical and Computer Engineering, University of California, Santa Barbara, Santa Barbara, CA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department Automation, Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]},{"raw_affiliation_string":"DepartmentElectrical and Computer Engineering, University of California, Santa Barbara, Santa Barbara, CA, USA","institution_ids":["https://openalex.org/I154570441"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5014225576","display_name":"Peter Lisherness","orcid":null},"institutions":[{"id":"https://openalex.org/I154570441","display_name":"University of California, Santa Barbara","ror":"https://ror.org/02t274463","country_code":"US","type":"education","lineage":["https://openalex.org/I154570441"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Peter Lisherness","raw_affiliation_strings":["DepartmentElectrical and Computer Engineering, University of California, Santa Barbara, Santa Barbara, CA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"DepartmentElectrical and Computer Engineering, University of California, Santa Barbara, Santa Barbara, CA, USA","institution_ids":["https://openalex.org/I154570441"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5077783946","display_name":"S. Shamshiri","orcid":null},"institutions":[{"id":"https://openalex.org/I154570441","display_name":"University of California, Santa Barbara","ror":"https://ror.org/02t274463","country_code":"US","type":"education","lineage":["https://openalex.org/I154570441"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Saeed Shamshiri","raw_affiliation_strings":["DepartmentElectrical and Computer Engineering, University of California, Santa Barbara, Santa Barbara, CA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"DepartmentElectrical and Computer Engineering, University of California, Santa Barbara, Santa Barbara, CA, USA","institution_ids":["https://openalex.org/I154570441"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103386660","display_name":"Amirali Ghofrani","orcid":null},"institutions":[{"id":"https://openalex.org/I154570441","display_name":"University of California, Santa Barbara","ror":"https://ror.org/02t274463","country_code":"US","type":"education","lineage":["https://openalex.org/I154570441"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Amirali Ghofrani","raw_affiliation_strings":["DepartmentElectrical and Computer Engineering, University of California, Santa Barbara, Santa Barbara, CA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"DepartmentElectrical and Computer Engineering, University of California, Santa Barbara, Santa Barbara, CA, USA","institution_ids":["https://openalex.org/I154570441"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103225811","display_name":"Shiyuan Yang","orcid":"https://orcid.org/0009-0008-4647-2202"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shiyuan Yang","raw_affiliation_strings":["Department Automation, Tsinghua University, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department Automation, Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5077687075","display_name":"Kwang\u2010Ting Cheng","orcid":"https://orcid.org/0000-0002-3885-4912"},"institutions":[{"id":"https://openalex.org/I154570441","display_name":"University of California, Santa Barbara","ror":"https://ror.org/02t274463","country_code":"US","type":"education","lineage":["https://openalex.org/I154570441"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Kwang-Ting Tim Cheng","raw_affiliation_strings":["DepartmentElectrical and Computer Engineering, University of California, Santa Barbara, Santa Barbara, CA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"DepartmentElectrical and Computer Engineering, University of California, Santa Barbara, Santa Barbara, CA, USA","institution_ids":["https://openalex.org/I154570441"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.2455,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.5889297,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"27","issue":null,"first_page":"615","last_page":"620"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10299","display_name":"Photonic and Optical Devices","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/T10299","display_name":"Photonic and Optical Devices","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/T10232","display_name":"Optical Network Technologies","score":0.9993000030517578,"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":0.9991000294685364,"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/control-reconfiguration","display_name":"Control reconfiguration","score":0.7452054023742676},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6017343401908875},{"id":"https://openalex.org/keywords/robustness","display_name":"Robustness (evolution)","score":0.5435764789581299},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.5143809914588928},{"id":"https://openalex.org/keywords/fabrication","display_name":"Fabrication","score":0.5139255523681641},{"id":"https://openalex.org/keywords/spare-part","display_name":"Spare part","score":0.4995748996734619},{"id":"https://openalex.org/keywords/electrical-efficiency","display_name":"Electrical efficiency","score":0.4322541356086731},{"id":"https://openalex.org/keywords/latency","display_name":"Latency (audio)","score":0.4308602511882782},{"id":"https://openalex.org/keywords/detector","display_name":"Detector","score":0.42734187841415405},{"id":"https://openalex.org/keywords/throughput","display_name":"Throughput","score":0.4190126061439514},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.33629849553108215},{"id":"https://openalex.org/keywords/embedded-system","display_name":"Embedded system","score":0.3005985915660858},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.21349725127220154},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.11385354399681091}],"concepts":[{"id":"https://openalex.org/C119701452","wikidata":"https://www.wikidata.org/wiki/Q5165881","display_name":"Control reconfiguration","level":2,"score":0.7452054023742676},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6017343401908875},{"id":"https://openalex.org/C63479239","wikidata":"https://www.wikidata.org/wiki/Q7353546","display_name":"Robustness (evolution)","level":3,"score":0.5435764789581299},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.5143809914588928},{"id":"https://openalex.org/C136525101","wikidata":"https://www.wikidata.org/wiki/Q5428139","display_name":"Fabrication","level":3,"score":0.5139255523681641},{"id":"https://openalex.org/C194648553","wikidata":"https://www.wikidata.org/wiki/Q1364774","display_name":"Spare part","level":2,"score":0.4995748996734619},{"id":"https://openalex.org/C118993495","wikidata":"https://www.wikidata.org/wiki/Q5042828","display_name":"Electrical efficiency","level":3,"score":0.4322541356086731},{"id":"https://openalex.org/C82876162","wikidata":"https://www.wikidata.org/wiki/Q17096504","display_name":"Latency (audio)","level":2,"score":0.4308602511882782},{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.42734187841415405},{"id":"https://openalex.org/C157764524","wikidata":"https://www.wikidata.org/wiki/Q1383412","display_name":"Throughput","level":3,"score":0.4190126061439514},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.33629849553108215},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.3005985915660858},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.21349725127220154},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.11385354399681091},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C204787440","wikidata":"https://www.wikidata.org/wiki/Q188504","display_name":"Alternative medicine","level":2,"score":0.0},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","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/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/aspdac.2012.6165030","is_oa":false,"landing_page_url":"https://doi.org/10.1109/aspdac.2012.6165030","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"17th Asia and South Pacific Design Automation Conference","raw_type":"proceedings-article"},{"id":"pmh:oai:repository.hkust.edu.hk:1783.1-76932","is_oa":false,"landing_page_url":"http://repository.hkust.edu.hk/ir/Record/1783.1-76932","pdf_url":null,"source":{"id":"https://openalex.org/S4306401796","display_name":"Rare & Special e-Zone (The Hong Kong University of Science and Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I200769079","host_organization_name":"Hong Kong University of Science and Technology","host_organization_lineage":["https://openalex.org/I200769079"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Conference paper"},{"id":"pmh:oai:repository.ust.hk:1783.1-76932","is_oa":false,"landing_page_url":"http://repository.ust.hk/ir/Record/1783.1-76932","pdf_url":null,"source":{"id":"https://openalex.org/S4306401796","display_name":"Rare & Special e-Zone (The Hong Kong University of Science and Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I200769079","host_organization_name":"Hong Kong University of Science and Technology","host_organization_lineage":["https://openalex.org/I200769079"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Conference paper"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.8500000238418579}],"awards":[],"funders":[{"id":"https://openalex.org/F4320306087","display_name":"Semiconductor Research Corporation","ror":"https://ror.org/047z4n946"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":20,"referenced_works":["https://openalex.org/W1520058356","https://openalex.org/W1977920424","https://openalex.org/W1977969953","https://openalex.org/W2012738031","https://openalex.org/W2019883289","https://openalex.org/W2022975927","https://openalex.org/W2026619247","https://openalex.org/W2064712157","https://openalex.org/W2069921971","https://openalex.org/W2090865502","https://openalex.org/W2096934953","https://openalex.org/W2101267004","https://openalex.org/W2127795402","https://openalex.org/W2136966210","https://openalex.org/W2146110695","https://openalex.org/W2147236147","https://openalex.org/W2153160481","https://openalex.org/W2159918958","https://openalex.org/W3144072891","https://openalex.org/W3150685302"],"related_works":["https://openalex.org/W2376859990","https://openalex.org/W2912704652","https://openalex.org/W2381161177","https://openalex.org/W2319226115","https://openalex.org/W1981002473","https://openalex.org/W830772239","https://openalex.org/W2970750595","https://openalex.org/W2366601680","https://openalex.org/W2392193501","https://openalex.org/W2133942601"],"abstract_inverted_index":{"Integrating":[0],"optical":[1,57,111],"interconnects":[2,28],"into":[3],"the":[4,16,31,41,44,51,70,86,93,106,147,168],"next-generation":[5],"multi-/many-core":[6],"architecture":[7],"has":[8],"been":[9],"considered":[10],"a":[11,128,133,158,164],"viable":[12],"solution":[13],"to":[14,37,82,104,154,175],"addressing":[15],"limitations":[17],"in":[18,50],"throughput,":[19],"latency,":[20],"and":[21,72,78,95,100,117,122,125],"power":[22,81,149,170],"efficiency":[23],"of":[24,34,43,97,108,152,160,166],"electrical":[25],"interconnects.":[26],"Optical":[27],"also":[29],"allow":[30],"performance":[32],"growth":[33,42],"inter-core":[35],"connectivity":[36],"keep":[38],"pace":[39],"with":[40],"cores'":[45],"processing":[46],"ability.":[47],"However,":[48],"variations":[49],"fabrication":[52],"process":[53,98],"significantly":[54],"impair":[55],"an":[56,109],"network's":[58],"communication":[59],"quality.":[60],"Existing":[61],"post-fabrication":[62,120],"tuning":[63,148,169],"methods,":[64],"which":[65],"are":[66],"based":[67],"on":[68],"adjusting":[69],"voltages":[71],"temperatures,":[73],"have":[74],"very":[75],"limited":[76],"tunability":[77],"require":[79],"excessive":[80],"fully":[83],"compensate":[84],"for":[85,119,132],"variation.":[87],"In":[88],"this":[89],"paper,":[90],"we":[91],"study":[92],"sources":[94],"severity":[96],"variation,":[99],"propose":[101],"two":[102],"methods":[103,144],"enhance":[105],"robustness":[107],"on-chip":[110],"network:":[112],"1)":[113],"adding":[114],"spare":[115],"modulators":[116],"detectors":[118],"reconfiguration":[121],"low-power":[123],"tuning,":[124],"2)":[126],"introducing":[127],"combined":[129],"detector/modulator":[130],"structure":[131],"more":[134],"robust":[135],"network":[136],"topology.":[137],"Simulation":[138],"results":[139],"show":[140],"that":[141],"employing":[142],"both":[143],"can":[145,171],"reduce":[146],"from":[150],"hundreds":[151],"watts":[153],"6W":[155],"while":[156],"maintaining":[157],"throughput":[159,165],"99.7%.":[161],"To":[162],"maintain":[163],"50%,":[167],"be":[172],"further":[173],"reduced":[174],"only":[176],"12mW.":[177]},"counts_by_year":[{"year":2020,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-07-02T09:51:11.867554","created_date":"2025-10-10T00:00:00"}