{"id":"https://openalex.org/W3037496000","doi":"https://doi.org/10.1109/tvlsi.2021.3058162","title":"Arnold: An eFPGA-Augmented RISC-V SoC for Flexible and Low-Power IoT End Nodes","display_name":"Arnold: An eFPGA-Augmented RISC-V SoC for Flexible and Low-Power IoT End Nodes","publication_year":2021,"publication_date":"2021-03-04","ids":{"openalex":"https://openalex.org/W3037496000","doi":"https://doi.org/10.1109/tvlsi.2021.3058162","mag":"3037496000"},"language":"en","primary_location":{"id":"doi:10.1109/tvlsi.2021.3058162","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvlsi.2021.3058162","pdf_url":null,"source":{"id":"https://openalex.org/S37538908","display_name":"IEEE Transactions on Very Large Scale Integration (VLSI) Systems","issn_l":"1063-8210","issn":["1063-8210","1557-9999"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Very Large Scale Integration (VLSI) Systems","raw_type":"journal-article"},"type":"preprint","indexed_in":["arxiv","crossref","datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/2006.14256","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5019754330","display_name":"Pasquale Davide Schiavone","orcid":"https://orcid.org/0000-0003-2931-0435"},"institutions":[{"id":"https://openalex.org/I35440088","display_name":"ETH Zurich","ror":"https://ror.org/05a28rw58","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I35440088"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Pasquale Davide Schiavone","raw_affiliation_strings":["Department of Information Technology and Electrical Engineering (D-ITET), Integrated Systems Laboratory, ETH Z\u00fcrich, Z\u00fcrich, Switzerland"],"raw_orcid":"https://orcid.org/0000-0003-2931-0435","affiliations":[{"raw_affiliation_string":"Department of Information Technology and Electrical Engineering (D-ITET), Integrated Systems Laboratory, ETH Z\u00fcrich, Z\u00fcrich, Switzerland","institution_ids":["https://openalex.org/I35440088"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5023905268","display_name":"Davide Rossi","orcid":"https://orcid.org/0000-0002-0651-5393"},"institutions":[{"id":"https://openalex.org/I9360294","display_name":"University of Bologna","ror":"https://ror.org/01111rn36","country_code":"IT","type":"education","lineage":["https://openalex.org/I9360294"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Davide Rossi","raw_affiliation_strings":["Department of Electrical, Electronic and Information Engineering (DEI), Energy-Efficient Embedded Systems Laboratory, University of Bologna, Bologna, Italy"],"raw_orcid":"https://orcid.org/0000-0002-0651-5393","affiliations":[{"raw_affiliation_string":"Department of Electrical, Electronic and Information Engineering (DEI), Energy-Efficient Embedded Systems Laboratory, University of Bologna, Bologna, Italy","institution_ids":["https://openalex.org/I9360294"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5019091178","display_name":"Alfio Di Mauro","orcid":"https://orcid.org/0000-0001-6688-1603"},"institutions":[{"id":"https://openalex.org/I35440088","display_name":"ETH Zurich","ror":"https://ror.org/05a28rw58","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I35440088"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Alfio Di Mauro","raw_affiliation_strings":["Department of Information Technology and Electrical Engineering (D-ITET), Integrated Systems Laboratory, ETH Z\u00fcrich, Z\u00fcrich, Switzerland"],"raw_orcid":"https://orcid.org/0000-0001-6688-1603","affiliations":[{"raw_affiliation_string":"Department of Information Technology and Electrical Engineering (D-ITET), Integrated Systems Laboratory, ETH Z\u00fcrich, Z\u00fcrich, Switzerland","institution_ids":["https://openalex.org/I35440088"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5055101588","display_name":"Frank K. G\u00fcrkaynak","orcid":"https://orcid.org/0000-0002-8476-554X"},"institutions":[{"id":"https://openalex.org/I35440088","display_name":"ETH Zurich","ror":"https://ror.org/05a28rw58","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I35440088"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Frank K. Gurkaynak","raw_affiliation_strings":["Department of Information Technology and Electrical Engineering (D-ITET), Integrated Systems Laboratory, ETH Z\u00fcrich, Z\u00fcrich, Switzerland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Information Technology and Electrical Engineering (D-ITET), Integrated Systems Laboratory, ETH Z\u00fcrich, Z\u00fcrich, Switzerland","institution_ids":["https://openalex.org/I35440088"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5048053617","display_name":"Timothy Saxe","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Timothy Saxe","raw_affiliation_strings":["QuickLogic Corporation, San Jose, CA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"QuickLogic Corporation, San Jose, CA, USA","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111663717","display_name":"Mao Wang","orcid":"https://orcid.org/0000-0002-6557-8212"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Mao Wang","raw_affiliation_strings":["QuickLogic Corporation, San Jose, CA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"QuickLogic Corporation, San Jose, CA, USA","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5075085204","display_name":"Ket Chong Yap","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Ket Chong Yap","raw_affiliation_strings":["QuickLogic Corporation, San Jose, CA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"QuickLogic Corporation, San Jose, CA, USA","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5043408422","display_name":"Luca Benini","orcid":"https://orcid.org/0000-0001-8068-3806"},"institutions":[{"id":"https://openalex.org/I35440088","display_name":"ETH Zurich","ror":"https://ror.org/05a28rw58","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I35440088"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Luca Benini","raw_affiliation_strings":["Department of Information Technology and Electrical Engineering (D-ITET), Integrated Systems Laboratory, ETH Z\u00fcrich, Z\u00fcrich, Switzerland"],"raw_orcid":"https://orcid.org/0000-0001-8068-3806","affiliations":[{"raw_affiliation_string":"Department of Information Technology and Electrical Engineering (D-ITET), Integrated Systems Laboratory, ETH Z\u00fcrich, Z\u00fcrich, Switzerland","institution_ids":["https://openalex.org/I35440088"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":8,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.3051,"has_fulltext":true,"cited_by_count":4,"citation_normalized_percentile":{"value":0.54339007,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":95},"biblio":{"volume":"29","issue":"4","first_page":"677","last_page":"690"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11992","display_name":"CCD and CMOS Imaging Sensors","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"}},"topics":[{"id":"https://openalex.org/T11992","display_name":"CCD and CMOS Imaging Sensors","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"}},{"id":"https://openalex.org/T10904","display_name":"Embedded Systems Design Techniques","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/1708","display_name":"Hardware and Architecture"},"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/T10323","display_name":"Analog and Mixed-Signal Circuit Design","score":0.9987000226974487,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/embedded-system","display_name":"Embedded system","score":0.730884313583374},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.713640570640564},{"id":"https://openalex.org/keywords/microcontroller","display_name":"Microcontroller","score":0.6830359697341919},{"id":"https://openalex.org/keywords/field-programmable-gate-array","display_name":"Field-programmable gate array","score":0.640742301940918},{"id":"https://openalex.org/keywords/interfacing","display_name":"Interfacing","score":0.563439667224884},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.45599856972694397},{"id":"https://openalex.org/keywords/system-on-a-chip","display_name":"System on a chip","score":0.4320931136608124},{"id":"https://openalex.org/keywords/efficient-energy-use","display_name":"Efficient energy use","score":0.4116175174713135},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.16207388043403625},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.14384377002716064}],"concepts":[{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.730884313583374},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.713640570640564},{"id":"https://openalex.org/C173018170","wikidata":"https://www.wikidata.org/wiki/Q165678","display_name":"Microcontroller","level":2,"score":0.6830359697341919},{"id":"https://openalex.org/C42935608","wikidata":"https://www.wikidata.org/wiki/Q190411","display_name":"Field-programmable gate array","level":2,"score":0.640742301940918},{"id":"https://openalex.org/C2776303644","wikidata":"https://www.wikidata.org/wiki/Q1020499","display_name":"Interfacing","level":2,"score":0.563439667224884},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.45599856972694397},{"id":"https://openalex.org/C118021083","wikidata":"https://www.wikidata.org/wiki/Q610398","display_name":"System on a chip","level":2,"score":0.4320931136608124},{"id":"https://openalex.org/C2742236","wikidata":"https://www.wikidata.org/wiki/Q924713","display_name":"Efficient energy use","level":2,"score":0.4116175174713135},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.16207388043403625},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.14384377002716064}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1109/tvlsi.2021.3058162","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvlsi.2021.3058162","pdf_url":null,"source":{"id":"https://openalex.org/S37538908","display_name":"IEEE Transactions on Very Large Scale Integration (VLSI) Systems","issn_l":"1063-8210","issn":["1063-8210","1557-9999"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Very Large Scale Integration (VLSI) Systems","raw_type":"journal-article"},{"id":"pmh:oai:arXiv.org:2006.14256","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2006.14256","pdf_url":"https://arxiv.org/pdf/2006.14256","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"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":"text"},{"id":"mag:3037496000","is_oa":true,"landing_page_url":"https://arxiv.org/pdf/2006.14256.pdf","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"arXiv (Cornell University)","raw_type":null},{"id":"doi:10.48550/arxiv.2006.14256","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2006.14256","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"article"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:2006.14256","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2006.14256","pdf_url":"https://arxiv.org/pdf/2006.14256","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"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":"text"},"sustainable_development_goals":[{"score":0.8899999856948853,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[{"id":"https://openalex.org/G3607539430","display_name":"Open transPREcision COMPuting","funder_award_id":"732631","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"}],"funders":[{"id":"https://openalex.org/F4320320300","display_name":"European Commission","ror":"https://ror.org/00k4n6c32"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3037496000.pdf","grobid_xml":"https://content.openalex.org/works/W3037496000.grobid-xml"},"referenced_works_count":69,"referenced_works":["https://openalex.org/W29918989","https://openalex.org/W1620991513","https://openalex.org/W1908930637","https://openalex.org/W1921679904","https://openalex.org/W1991856150","https://openalex.org/W1998525920","https://openalex.org/W2051201629","https://openalex.org/W2070392651","https://openalex.org/W2088192327","https://openalex.org/W2114623221","https://openalex.org/W2132829148","https://openalex.org/W2173675559","https://openalex.org/W2182001371","https://openalex.org/W2187802606","https://openalex.org/W2293116253","https://openalex.org/W2300242332","https://openalex.org/W2408153095","https://openalex.org/W2430735257","https://openalex.org/W2472489786","https://openalex.org/W2512953458","https://openalex.org/W2524428287","https://openalex.org/W2533128568","https://openalex.org/W2556428375","https://openalex.org/W2559930489","https://openalex.org/W2564921634","https://openalex.org/W2565443908","https://openalex.org/W2585140699","https://openalex.org/W2619057161","https://openalex.org/W2626901566","https://openalex.org/W2763302904","https://openalex.org/W2768570983","https://openalex.org/W2768607776","https://openalex.org/W2770020066","https://openalex.org/W2770426008","https://openalex.org/W2845210056","https://openalex.org/W2884780389","https://openalex.org/W2886156171","https://openalex.org/W2891724610","https://openalex.org/W2895531329","https://openalex.org/W2901357096","https://openalex.org/W2909953480","https://openalex.org/W2910334812","https://openalex.org/W2913135501","https://openalex.org/W2914539449","https://openalex.org/W2916422166","https://openalex.org/W2920862789","https://openalex.org/W2921263890","https://openalex.org/W2933374343","https://openalex.org/W2946485102","https://openalex.org/W2950650092","https://openalex.org/W2952676138","https://openalex.org/W2956501515","https://openalex.org/W2961660955","https://openalex.org/W2963114950","https://openalex.org/W2963255460","https://openalex.org/W2963820107","https://openalex.org/W2964784258","https://openalex.org/W2966287844","https://openalex.org/W2967812935","https://openalex.org/W2973838542","https://openalex.org/W2994193159","https://openalex.org/W3002723160","https://openalex.org/W3005707039","https://openalex.org/W3098191139","https://openalex.org/W3102328099","https://openalex.org/W6639703010","https://openalex.org/W6640048779","https://openalex.org/W6687070517","https://openalex.org/W6727208969"],"related_works":["https://openalex.org/W3133502674","https://openalex.org/W2967812935","https://openalex.org/W2145522129","https://openalex.org/W2831680402","https://openalex.org/W3089887967","https://openalex.org/W2150839947","https://openalex.org/W2345823960","https://openalex.org/W2363759562","https://openalex.org/W2128838481","https://openalex.org/W2047587625","https://openalex.org/W3015578669","https://openalex.org/W2000798068","https://openalex.org/W2165963843","https://openalex.org/W2067370915","https://openalex.org/W2082974756","https://openalex.org/W2078523580","https://openalex.org/W2053642783","https://openalex.org/W2564921634","https://openalex.org/W2342840577","https://openalex.org/W1561321138"],"abstract_inverted_index":{"A":[0,116],"wide":[1],"range":[2],"of":[3,5,76,84,119,126,132,176],"Internet":[4],"Things":[6],"(IoT)":[7],"applications":[8],"require":[9],"powerful,":[10],"energy-efficient,":[11],"and":[12,23,33,93,107,112,165],"flexible":[13],"end":[14],"nodes":[15],"to":[16,65,80,128,138],"acquire":[17],"data":[18,27,30,103],"from":[19,105],"multiple":[20],"sources,":[21],"process":[22],"distill":[24],"the":[25,74,77,82,120,124,133,150,177],"sensed":[26],"through":[28],"near-sensor":[29,109],"analytics":[31],"algorithms,":[32],"transmit":[34],"it":[35],"wirelessly.":[36],"This":[37],"work":[38],"presents":[39],"Arnold:":[40],"a":[41,61],"0.5-to-0.8-V,":[42],"46.83-":[43],"\u03bcW/MHz,":[44],"600-MOPS":[45],"fully":[46],"programmable":[47],"RISC-V":[48],"microcontroller":[49,64],"unit":[50],"(MCU)":[51],"fabricated":[52,172],"in":[53],"22-nm":[54],"Globalfoundries":[55],"GF22FDX":[56],"(GF22FDX)":[57],"technology,":[58],"coupled":[59],"with":[60,95],"state-of-the-art":[62],"(SoA)":[63],"an":[66],"embedded":[67],"field-programmable":[68],"gate":[69],"array":[70],"(eFPGA).":[71],"We":[72],"demonstrate":[73],"flexibility":[75],"system-on-chip":[78],"(SoC)":[79],"tackle":[81],"challenges":[83],"many":[85],"emerging":[86],"IoT":[87],"applications,":[88],"such":[89],"as":[90,153,155],"interfacing":[91],"sensors":[92],"accelerators":[94],"nonstandard":[96],"interfaces,":[97],"performing":[98],"on-the-fly":[99],"preprocessing":[100],"tasks":[101],"on":[102],"streamed":[104],"peripherals,":[106],"accelerating":[108],"analytics,":[110],"encryption,":[111],"machine":[113],"learning":[114],"tasks.":[115],"unique":[117],"feature":[118],"proposed":[121,159],"SoC":[122,160],"is":[123],"exploitation":[125],"body-biasing":[127],"reduce":[129],"leakage":[130],"power":[131,148],"eFPGA":[134,151],"fabric":[135],"by":[136],"up":[137],"18\u00d7":[139],"at":[140],"0.5":[141],"V,":[142],"achieving":[143],"SoA":[144],"state":[145],"bitstream-retentive":[146],"sleep":[147],"for":[149],"fabric,":[152],"low":[154],"20.5":[156],"\u03bcW.":[157],"The":[158],"provides":[161],"3.4\u00d7":[162],"better":[163,167],"performance":[164],"2.9\u00d7":[166],"energy":[168],"efficiency":[169],"than":[170],"other":[171],"heterogeneous":[173],"reconfigurable":[174],"SoCs":[175],"same":[178],"class.":[179]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2021,"cited_by_count":1}],"updated_date":"2026-06-22T08:00:12.763002","created_date":"2025-10-10T00:00:00"}
