{"id":"https://openalex.org/W4406758763","doi":"https://doi.org/10.1145/3708358.3709349","title":"Routing in 2.5D FPGAs: How long should interposer lines be?","display_name":"Routing in 2.5D FPGAs: How long should interposer lines be?","publication_year":2024,"publication_date":"2024-10-31","ids":{"openalex":"https://openalex.org/W4406758763","doi":"https://doi.org/10.1145/3708358.3709349"},"language":"en","primary_location":{"id":"doi:10.1145/3708358.3709349","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3708358.3709349","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2024 ACM International Workshop on System-Level Interconnect Pathfinding","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/A5033063333","display_name":"Raveena Raikar","orcid":"https://orcid.org/0000-0002-7344-2518"},"institutions":[{"id":"https://openalex.org/I2801227569","display_name":"Ghent University Hospital","ror":"https://ror.org/00xmkp704","country_code":"BE","type":"healthcare","lineage":["https://openalex.org/I2801227569"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Raveena Raikar","raw_affiliation_strings":["Ghent University, Ghent, Belgium"],"raw_orcid":"https://orcid.org/0000-0002-7344-2518","affiliations":[{"raw_affiliation_string":"Ghent University, Ghent, Belgium","institution_ids":["https://openalex.org/I2801227569"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5004502321","display_name":"Dirk Stroobandt","orcid":"https://orcid.org/0000-0002-4477-5313"},"institutions":[{"id":"https://openalex.org/I2801227569","display_name":"Ghent University Hospital","ror":"https://ror.org/00xmkp704","country_code":"BE","type":"healthcare","lineage":["https://openalex.org/I2801227569"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Dirk Stroobandt","raw_affiliation_strings":["Ghent University, Ghent, Belgium"],"raw_orcid":"https://orcid.org/0000-0002-4477-5313","affiliations":[{"raw_affiliation_string":"Ghent University, Ghent, Belgium","institution_ids":["https://openalex.org/I2801227569"]}]}],"institutions":[],"countries_distinct_count":1,"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":0.22791152,"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":"8"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11522","display_name":"VLSI and FPGA Design Techniques","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/T11522","display_name":"VLSI and FPGA Design Techniques","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/T10829","display_name":"Interconnection Networks and Systems","score":0.9997000098228455,"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/T11032","display_name":"VLSI and Analog Circuit Testing","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"}}],"keywords":[{"id":"https://openalex.org/keywords/interposer","display_name":"Interposer","score":0.720015823841095},{"id":"https://openalex.org/keywords/routing","display_name":"Routing (electronic design automation)","score":0.6478447914123535},{"id":"https://openalex.org/keywords/field-programmable-gate-array","display_name":"Field-programmable gate array","score":0.6450414657592773},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5322176218032837},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.39008867740631104},{"id":"https://openalex.org/keywords/embedded-system","display_name":"Embedded system","score":0.2906065583229065},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.14155355095863342},{"id":"https://openalex.org/keywords/nanotechnology","display_name":"Nanotechnology","score":0.06083419919013977}],"concepts":[{"id":"https://openalex.org/C158802814","wikidata":"https://www.wikidata.org/wiki/Q6056418","display_name":"Interposer","level":4,"score":0.720015823841095},{"id":"https://openalex.org/C74172769","wikidata":"https://www.wikidata.org/wiki/Q1446839","display_name":"Routing (electronic design automation)","level":2,"score":0.6478447914123535},{"id":"https://openalex.org/C42935608","wikidata":"https://www.wikidata.org/wiki/Q190411","display_name":"Field-programmable gate array","level":2,"score":0.6450414657592773},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5322176218032837},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.39008867740631104},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.2906065583229065},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.14155355095863342},{"id":"https://openalex.org/C171250308","wikidata":"https://www.wikidata.org/wiki/Q11468","display_name":"Nanotechnology","level":1,"score":0.06083419919013977},{"id":"https://openalex.org/C100460472","wikidata":"https://www.wikidata.org/wiki/Q2368605","display_name":"Etching (microfabrication)","level":3,"score":0.0},{"id":"https://openalex.org/C2779227376","wikidata":"https://www.wikidata.org/wiki/Q6505497","display_name":"Layer (electronics)","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/3708358.3709349","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3708358.3709349","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2024 ACM International Workshop on System-Level Interconnect Pathfinding","raw_type":"proceedings-article"},{"id":"pmh:oai:archive.ugent.be:01JKTRKRPQHW0WHSASKFJM27RF","is_oa":false,"landing_page_url":"http://hdl.handle.net/1854/LU-01JKTRKRPQHW0WHSASKFJM27RF","pdf_url":null,"source":{"id":"https://openalex.org/S4306400478","display_name":"Ghent University Academic Bibliography (Ghent University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I32597200","host_organization_name":"Ghent University","host_organization_lineage":["https://openalex.org/I32597200"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"ISBN: 9798400714009","raw_type":"info:eu-repo/semantics/publishedVersion"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/13","display_name":"Climate action","score":0.6100000143051147}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W1607821056","https://openalex.org/W2050456603","https://openalex.org/W2063893206","https://openalex.org/W2185926888","https://openalex.org/W2336648157","https://openalex.org/W2527244689","https://openalex.org/W2904995350","https://openalex.org/W2918037051","https://openalex.org/W2950858046","https://openalex.org/W2952935867","https://openalex.org/W2988786786","https://openalex.org/W3033033241","https://openalex.org/W3206505512","https://openalex.org/W4399723235"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2037416628","https://openalex.org/W2073725000","https://openalex.org/W2789752821","https://openalex.org/W2205502757","https://openalex.org/W3146360095","https://openalex.org/W2184011203","https://openalex.org/W2336648157"],"abstract_inverted_index":{"Interposer-based":[0],"multi-die":[1,53,168],"FPGAs":[2],"(2.5D)":[3],"are":[4,25,82],"composed":[5],"of":[6,16,57,153,161,175,185,191,215,236,239,251,270],"multiple":[7],"dies":[8],"interconnected":[9],"externally":[10],"via":[11],"wires,":[12],"allowing":[13],"the":[14,29,58,67,72,89,92,112,115,140,151,154,158,183,189,240,245,255,262,271],"creation":[15],"FPGA":[17],"systems":[18],"with":[19],"increased":[20],"capacity.":[21],"These":[22,42],"external":[23],"connections":[24],"generally":[26,83],"fewer":[27],"than":[28,88],"die's":[30,93],"internal":[31,94,119],"interconnection":[32,95],"network":[33],"and":[34,40,75,97,171,180],"contribute":[35],"to":[36,85,122,134,148,210,226,261],"a":[37,62,167,194],"higher":[38],"delay":[39],"wirelength.":[41],"architectural":[43],"limitations":[44],"must":[45],"be":[46,86],"considered":[47],"while":[48],"optimizing":[49],"PnR":[50,162,216],"tools":[51],"for":[52,117,139],"solutions.":[54,79],"The":[55],"configuration":[56],"interposer":[59,106,141,155,178,186,196,220,233,252,264],"interface":[60,197],"plays":[61],"crucial":[63,133],"role":[64],"in":[65,76,91],"determining":[66],"routing":[68,120,247],"resource":[69],"availability":[70],"at":[71],"die":[73,241,272],"boundary":[74],"ensuring":[77],"congestion-free":[78],"Interposer":[80],"wires":[81,90,107],"designed":[84],"thicker":[87],"network,":[96],"their":[98],"length":[99,138,152,187,235,250,266],"can":[100],"significantly":[101],"impact":[102,184],"overall":[103,159,246],"delay.":[104],"Longer":[105],"allow":[108],"longer":[109],"strides":[110],"across":[111,218],"die,":[113],"reducing":[114],"need":[116],"additional":[118],"resources":[121],"handle":[123],"cross-die":[124],"net":[125],"routing.":[126],"Given":[127],"these":[128],"conflicting":[129],"factors,":[130],"it":[131],"is":[132],"determine":[135],"an":[136,231],"optimal":[137,232],"wires.":[142],"In":[143,212],"this":[144],"study,":[145],"we":[146,203,228],"aim":[147],"investigate":[149],"how":[150],"wire":[156,205,221,234,253,265],"influences":[157],"performance":[160],"tools.":[163],"We":[164],"have":[165,181],"developed":[166],"placer,":[169],"LiquidMD":[170],"router,":[172],"CRouteMD":[173],"capable":[174],"accommodating":[176],"various":[177,219],"lengths":[179,206],"analyzed":[182],"on":[188,199],"quality":[190],"PnR.":[192],"Using":[193],"flexible":[195],"based":[198],"Xilinx's":[200],"Virtex-7":[201],"architecture,":[202],"investigated":[204],"ranging":[207,223],"from":[208,224],"L12":[209,225],"L48.":[211],"our":[213],"comparison":[214],"results":[217],"lengths,":[222],"L48,":[227],"found":[229],"that":[230],"approximately":[237],"14%":[238],"height":[242],"(L30)":[243],"improves":[244],"performance.":[248],"This":[249],"reduces":[254],"CPD":[256],"by":[257],"5%":[258],"as":[259],"compared":[260],"longest":[263],"which":[267],"covers":[268],"22%":[269],"height.":[273]},"counts_by_year":[],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}