{"id":"https://openalex.org/W7163580098","doi":"https://doi.org/10.23919/date69613.2026.11539161","title":"FSR-GeMM: A Scalable FSR-Parallel Photonic Accelerator for Real-Valued GeMM Computing","display_name":"FSR-GeMM: A Scalable FSR-Parallel Photonic Accelerator for Real-Valued GeMM Computing","publication_year":2026,"publication_date":"2026-04-20","ids":{"openalex":"https://openalex.org/W7163580098","doi":"https://doi.org/10.23919/date69613.2026.11539161"},"language":"en","primary_location":{"id":"doi:10.23919/date69613.2026.11539161","doi":"https://doi.org/10.23919/date69613.2026.11539161","is_oa":false,"landing_page_url":"https://doi.org/10.23919/date69613.2026.11539161","pdf_url":null,"source":{"id":"https://openalex.org/S4306418181","display_name":"Design, Automation, and Test in Europe","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2026 Design, Automation &amp;amp; Test in Europe Conference (DATE)","raw_type":"proceedings-article"},"volume":null,"type":"conference-paper","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/A5100748540","display_name":"Peiyu Chen","orcid":"https://orcid.org/0000-0003-3460-0576","observed_orcids":["https://orcid.org/0000-0003-3460-0576","https://orcid.org/0000-0001-5629-8625","https://orcid.org/0000-0002-6877-6142"]},"institutions":[{"id":"https://openalex.org/I4405261251","display_name":"The Hong Kong University of Science and Technology (Guangzhou)","ror":"https://ror.org/050h0vm43","country_code":"CN","type":"education","lineage":["https://openalex.org/I4405261251"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Peiyu Chen","raw_affiliation_strings":["The Hong Kong University of Science and Technology (Guangzhou),Microelectronics Thrust,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The Hong Kong University of Science and Technology (Guangzhou),Microelectronics Thrust,China","institution_ids":["https://openalex.org/I4405261251"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047946182","display_name":"Yinyi Liu","orcid":"https://orcid.org/0000-0001-9144-4376","observed_orcids":["https://orcid.org/0000-0001-9144-4376"]},"institutions":[{"id":"https://openalex.org/I200769079","display_name":"Hong Kong University of Science and Technology","ror":"https://ror.org/00q4vv597","country_code":"HK","type":"education","lineage":["https://openalex.org/I200769079"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Yinyi Liu","raw_affiliation_strings":["Hong Kong University of Science and Technology,Dept. of Electronic and Computer Engineering (ECE),Hong Kong"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Hong Kong University of Science and Technology,Dept. of Electronic and Computer Engineering (ECE),Hong Kong","institution_ids":["https://openalex.org/I200769079"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059095190","display_name":"Minhang Xu","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4405261251","display_name":"The Hong Kong University of Science and Technology (Guangzhou)","ror":"https://ror.org/050h0vm43","country_code":"CN","type":"education","lineage":["https://openalex.org/I4405261251"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Minhang Xu","raw_affiliation_strings":["The Hong Kong University of Science and Technology (Guangzhou),Microelectronics Thrust,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The Hong Kong University of Science and Technology (Guangzhou),Microelectronics Thrust,China","institution_ids":["https://openalex.org/I4405261251"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5128895257","display_name":"Chongyi Yang","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4405261251","display_name":"The Hong Kong University of Science and Technology (Guangzhou)","ror":"https://ror.org/050h0vm43","country_code":"CN","type":"education","lineage":["https://openalex.org/I4405261251"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chongyi Yang","raw_affiliation_strings":["The Hong Kong University of Science and Technology (Guangzhou),Microelectronics Thrust,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The Hong Kong University of Science and Technology (Guangzhou),Microelectronics Thrust,China","institution_ids":["https://openalex.org/I4405261251"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065447668","display_name":"Xiaohan Jiang","orcid":"https://orcid.org/0000-0002-2440-8196","observed_orcids":["https://orcid.org/0000-0002-2440-8196"]},"institutions":[{"id":"https://openalex.org/I200769079","display_name":"Hong Kong University of Science and Technology","ror":"https://ror.org/00q4vv597","country_code":"HK","type":"education","lineage":["https://openalex.org/I200769079"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Xiaohan Jiang","raw_affiliation_strings":["Hong Kong University of Science and Technology,Dept. of Electronic and Computer Engineering (ECE),Hong Kong"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Hong Kong University of Science and Technology,Dept. of Electronic and Computer Engineering (ECE),Hong Kong","institution_ids":["https://openalex.org/I200769079"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5061515087","display_name":"Wei Zhang","orcid":"https://orcid.org/0000-0002-7622-6714","observed_orcids":["https://orcid.org/0000-0002-7622-6714"]},"institutions":[{"id":"https://openalex.org/I200769079","display_name":"Hong Kong University of Science and Technology","ror":"https://ror.org/00q4vv597","country_code":"HK","type":"education","lineage":["https://openalex.org/I200769079"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Wei Zhang","raw_affiliation_strings":["Hong Kong University of Science and Technology,Dept. of Electronic and Computer Engineering (ECE),Hong Kong"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Hong Kong University of Science and Technology,Dept. of Electronic and Computer Engineering (ECE),Hong Kong","institution_ids":["https://openalex.org/I200769079"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5013248987","display_name":"Jiang Xu","orcid":"https://orcid.org/0000-0001-9089-7752","observed_orcids":["https://orcid.org/0000-0001-9089-7752","https://orcid.org/0000-0003-2675-2895"]},"institutions":[{"id":"https://openalex.org/I4405261251","display_name":"The Hong Kong University of Science and Technology (Guangzhou)","ror":"https://ror.org/050h0vm43","country_code":"CN","type":"education","lineage":["https://openalex.org/I4405261251"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiang Xu","raw_affiliation_strings":["The Hong Kong University of Science and Technology (Guangzhou),Microelectronics Thrust,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The Hong Kong University of Science and Technology (Guangzhou),Microelectronics Thrust,China","institution_ids":["https://openalex.org/I4405261251"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.36009011,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"7"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12611","display_name":"Neural Networks and Reservoir Computing","score":0.9833999872207642,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T12611","display_name":"Neural Networks and Reservoir Computing","score":0.9833999872207642,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T10299","display_name":"Photonic and Optical Devices","score":0.006599999964237213,"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/T10502","display_name":"Advanced Memory and Neural Computing","score":0.001500000013038516,"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/photonic-accelerators","display_name":"photonic accelerators","score":0.8700000047683716},{"id":"https://openalex.org/keywords/general-matrix-multiplication","display_name":"general matrix multiplication","score":0.972000002861023},{"id":"https://openalex.org/keywords/mach-zehnder-interferometer","display_name":"Mach-Zehnder interferometer","score":0.7789999842643738},{"id":"https://openalex.org/keywords/microring-resonators","display_name":"microring resonators","score":0.8840000033378601},{"id":"https://openalex.org/keywords/ai-acceleration","display_name":"AI acceleration","score":0.6579999923706055},{"id":"https://openalex.org/keywords/energy-efficiency","display_name":"energy efficiency","score":0.8920000195503235},{"id":"https://openalex.org/keywords/area-efficiency","display_name":"area efficiency","score":0.7990000247955322}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.650600016117096},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.44690001010894775},{"id":"https://openalex.org/C459310","wikidata":"https://www.wikidata.org/wiki/Q117801","display_name":"Computational science","level":1,"score":0.4009999930858612},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.367900013923645},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.3287000060081482},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.3167000114917755},{"id":"https://openalex.org/C106515295","wikidata":"https://www.wikidata.org/wiki/Q26806595","display_name":"Parallel processing","level":2,"score":0.30979999899864197},{"id":"https://openalex.org/C148204187","wikidata":"https://www.wikidata.org/wiki/Q176541","display_name":"Optical computing","level":2,"score":0.28769999742507935},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.2660999894142151},{"id":"https://openalex.org/C2778755073","wikidata":"https://www.wikidata.org/wiki/Q10858537","display_name":"Scale (ratio)","level":2,"score":0.2621000111103058},{"id":"https://openalex.org/C20788544","wikidata":"https://www.wikidata.org/wiki/Q467054","display_name":"Photonics","level":2,"score":0.2556000053882599},{"id":"https://openalex.org/C2777904410","wikidata":"https://www.wikidata.org/wiki/Q7397","display_name":"Software","level":2,"score":0.25369998812675476},{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.2531000077724457}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.23919/date69613.2026.11539161","doi":"https://doi.org/10.23919/date69613.2026.11539161","is_oa":false,"landing_page_url":"https://doi.org/10.23919/date69613.2026.11539161","pdf_url":null,"source":{"id":"https://openalex.org/S4306418181","display_name":"Design, Automation, and Test in Europe","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2026 Design, Automation &amp;amp; Test in Europe Conference (DATE)","raw_type":"proceedings-article"},{"id":"pmh:oai:repository.hkust.edu.hk:1783.1-170587","doi":null,"is_oa":false,"landing_page_url":"http://repository.hkust.edu.hk/ir/Record/1783.1-170587","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,"listed_in":[],"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"}],"best_oa_location":null,"sustainable_development_goals":[],"sustainable_development_goals_aurora":[{"id":"https://metadata.un.org/sdg/7","score":0.5110658407211304,"display_name":"Affordable and clean energy"}],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320324202","display_name":"Guangdong Science and Technology Department","ror":"https://ror.org/00tjzgn92"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":23,"referenced_works":["https://openalex.org/W2041811089","https://openalex.org/W2739588406","https://openalex.org/W2752849906","https://openalex.org/W2899239574","https://openalex.org/W2945546236","https://openalex.org/W3003967059","https://openalex.org/W3005806753","https://openalex.org/W3016542674","https://openalex.org/W3048966484","https://openalex.org/W3093967660","https://openalex.org/W3121141908","https://openalex.org/W3132468818","https://openalex.org/W3174427103","https://openalex.org/W4236438920","https://openalex.org/W4313894114","https://openalex.org/W4387873859","https://openalex.org/W4389166683","https://openalex.org/W4391401152","https://openalex.org/W4393407284","https://openalex.org/W4400350909","https://openalex.org/W4400646760","https://openalex.org/W4401568845","https://openalex.org/W4408183628"],"related_works":["https://openalex.org/W7138005539","https://openalex.org/W4410393761","https://openalex.org/W7152455611","https://openalex.org/W4400488564","https://openalex.org/W7168081774","https://openalex.org/W7154513969","https://openalex.org/W7213309197","https://openalex.org/W7163997867","https://openalex.org/W4399728218","https://openalex.org/W4293242744"],"abstract_inverted_index":{"Photonic":[0],"computing":[1],"is":[2],"poised":[3],"to":[4,62,88,140,153,166,182],"revolutionize":[5],"artificial":[6],"intelligence":[7],"(AI)":[8],"acceleration":[9],"by":[10,163],"offering":[11],"exceptional":[12],"speed":[13],"and":[14,36,86,124,127,146,169,185],"energy":[15,150,161],"efficiency":[16,145,151],"for":[17,51,113],"General":[18],"Matrix":[19],"Multiplication":[20],"(GeMM).":[21],"However,":[22],"existing":[23,154],"works":[24],"on":[25],"photonic":[26,100,155,175],"tensor":[27],"core":[28],"architectures":[29],"face":[30],"significant":[31],"challenges":[32],"in":[33,143,149],"managing":[34],"real-valued":[35,80,122],"dynamic":[37,121],"operands.":[38],"Specifically,":[39],"Mach-Zehnder":[40],"interferometer":[41],"(MZI)":[42],"meshes":[43],"require":[44],"computationally":[45],"intensive":[46],"singular":[47],"value":[48],"decomposition":[49],"(SVD)":[50],"matrix":[52],"preprocessing,":[53,115],"while":[54],"microring":[55],"resonator":[56],"(MRR)":[57],"weight":[58],"banks":[59],"are":[60],"limited":[61],"non-negative":[63],"operands,":[64,123],"complicating":[65],"operations":[66],"with":[67,83],"dual":[68],"negative":[69],"values.":[70],"Additionally,":[71],"coherent":[72],"interference":[73],"crossbars,":[74],"although":[75],"theoretically":[76],"capable":[77],"of":[78,119],"supporting":[79],"multiplication,":[81],"struggle":[82],"fabrication":[84],"complexities":[85],"sensitivity":[87],"environmental":[89],"variations.To":[90],"address":[91],"these":[92],"limitations,":[93],"we":[94],"propose":[95],"FSR-GeMM":[96,137],"schema,":[97],"a":[98,132],"scalable":[99,186],"accelerator":[101,177],"that":[102,136],"leverages":[103],"free-spectral":[104],"range":[105],"(FSR)":[106],"multiplexing.":[107],"This":[108],"architecture":[109],"eliminates":[110],"the":[111],"need":[112],"SVD":[114],"supports":[116],"direct":[117],"multiplication":[118],"two":[120],"enhances":[125],"reliability":[126],"scalability.":[128],"Experimental":[129],"results":[130],"from":[131],"photonic-electronic":[133],"prototype":[134],"demonstrate":[135],"achieves":[138,170],"up":[139],"57\u00d7":[141],"improvements":[142],"area":[144],"13.8\u00d7":[147],"gains":[148],"compared":[152],"GeMM":[156,176],"accelerators.":[157],"Furthermore,":[158],"it":[159],"reduces":[160],"consumption":[162],"70%":[164],"relative":[165],"MRR-based":[167],"systems":[168],"21\u00d7":[171],"speedup":[172],"against":[173],"leading":[174],"designs,":[178],"highlighting":[179],"its":[180],"potential":[181],"advance":[183],"practical":[184],"AI":[187],"acceleration.":[188]},"counts_by_year":[],"updated_date":"2026-10-27T15:51:10.671819","created_date":"2026-06-05T00:00:00"}
