{"id":"https://openalex.org/W2029201173","doi":"https://doi.org/10.1145/1029632.1029681","title":"Using light emitting diode arrays as touch-sensitive input and output devices","display_name":"Using light emitting diode arrays as touch-sensitive input and output devices","publication_year":2004,"publication_date":"2004-10-24","ids":{"openalex":"https://openalex.org/W2029201173","doi":"https://doi.org/10.1145/1029632.1029681","mag":"2029201173"},"language":"en","primary_location":{"id":"doi:10.1145/1029632.1029681","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1029632.1029681","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 17th annual ACM symposium on User interface software and technology","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/A5039238746","display_name":"Scott E. Hudson","orcid":"https://orcid.org/0000-0002-0948-3251"},"institutions":[{"id":"https://openalex.org/I74973139","display_name":"Carnegie Mellon University","ror":"https://ror.org/05x2bcf33","country_code":"US","type":"education","lineage":["https://openalex.org/I74973139"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Scott E. Hudson","raw_affiliation_strings":["Carnegie Mellon University, Pittsburgh, PA","Carnegie-Mellon University, Pittsburgh, PA"],"affiliations":[{"raw_affiliation_string":"Carnegie Mellon University, Pittsburgh, PA","institution_ids":["https://openalex.org/I74973139"]},{"raw_affiliation_string":"Carnegie-Mellon University, Pittsburgh, PA","institution_ids":["https://openalex.org/I74973139"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5039238746"],"corresponding_institution_ids":["https://openalex.org/I74973139"],"apc_list":null,"apc_paid":null,"fwci":0.5816,"has_fulltext":false,"cited_by_count":22,"citation_normalized_percentile":{"value":0.6914838,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"287","last_page":"290"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10789","display_name":"Interactive and Immersive Displays","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/1709","display_name":"Human-Computer Interaction"},"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/T10789","display_name":"Interactive and Immersive Displays","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/1709","display_name":"Human-Computer Interaction"},"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/T10914","display_name":"Tactile and Sensory Interactions","score":0.9969000220298767,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T11707","display_name":"Gaze Tracking and Assistive Technology","score":0.982699990272522,"subfield":{"id":"https://openalex.org/subfields/1709","display_name":"Human-Computer Interaction"},"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/light-emitting-diode","display_name":"Light-emitting diode","score":0.7502210140228271},{"id":"https://openalex.org/keywords/led-display","display_name":"LED display","score":0.6809853315353394},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6479259133338928},{"id":"https://openalex.org/keywords/brightness","display_name":"Brightness","score":0.5454680323600769},{"id":"https://openalex.org/keywords/simple","display_name":"Simple (philosophy)","score":0.5389784574508667},{"id":"https://openalex.org/keywords/diode","display_name":"Diode","score":0.5219711065292358},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.4876331388950348},{"id":"https://openalex.org/keywords/microcontroller","display_name":"Microcontroller","score":0.4309226870536804},{"id":"https://openalex.org/keywords/software","display_name":"Software","score":0.42082110047340393},{"id":"https://openalex.org/keywords/controller","display_name":"Controller (irrigation)","score":0.4179065525531769},{"id":"https://openalex.org/keywords/embedded-system","display_name":"Embedded system","score":0.35434669256210327},{"id":"https://openalex.org/keywords/optoelectronics","display_name":"Optoelectronics","score":0.34906649589538574},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.234788715839386},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.10076621174812317},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.09425678849220276}],"concepts":[{"id":"https://openalex.org/C176666156","wikidata":"https://www.wikidata.org/wiki/Q25504","display_name":"Light-emitting diode","level":2,"score":0.7502210140228271},{"id":"https://openalex.org/C2780301859","wikidata":"https://www.wikidata.org/wiki/Q13427211","display_name":"LED display","level":2,"score":0.6809853315353394},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6479259133338928},{"id":"https://openalex.org/C125245961","wikidata":"https://www.wikidata.org/wiki/Q221656","display_name":"Brightness","level":2,"score":0.5454680323600769},{"id":"https://openalex.org/C2780586882","wikidata":"https://www.wikidata.org/wiki/Q7520643","display_name":"Simple (philosophy)","level":2,"score":0.5389784574508667},{"id":"https://openalex.org/C78434282","wikidata":"https://www.wikidata.org/wiki/Q11656","display_name":"Diode","level":2,"score":0.5219711065292358},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.4876331388950348},{"id":"https://openalex.org/C173018170","wikidata":"https://www.wikidata.org/wiki/Q165678","display_name":"Microcontroller","level":2,"score":0.4309226870536804},{"id":"https://openalex.org/C2777904410","wikidata":"https://www.wikidata.org/wiki/Q7397","display_name":"Software","level":2,"score":0.42082110047340393},{"id":"https://openalex.org/C203479927","wikidata":"https://www.wikidata.org/wiki/Q5165939","display_name":"Controller (irrigation)","level":2,"score":0.4179065525531769},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.35434669256210327},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.34906649589538574},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.234788715839386},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.10076621174812317},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.09425678849220276},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/1029632.1029681","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1029632.1029681","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 17th annual ACM symposium on User interface software and technology","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.165.6667","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.165.6667","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.44999998807907104,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":5,"referenced_works":["https://openalex.org/W2005198142","https://openalex.org/W2111644757","https://openalex.org/W2120823019","https://openalex.org/W2145550961","https://openalex.org/W2158707444"],"related_works":["https://openalex.org/W1985737578","https://openalex.org/W2051383387","https://openalex.org/W2362016736","https://openalex.org/W2349782386","https://openalex.org/W2348587560","https://openalex.org/W2360359494","https://openalex.org/W2360231811","https://openalex.org/W2171363009","https://openalex.org/W2003127562","https://openalex.org/W2811123240"],"abstract_inverted_index":{"Light":[0],"Emitting":[1],"Diodes":[2],"(LEDs)":[3],"offer":[4],"long":[5],"life,":[6],"low":[7],"cost,":[8],"efficiency,":[9],"brightness,":[10],"and":[11,83,123],"a":[12,113],"full":[13],"range":[14],"of":[15,18,38,76,131],"colors.":[16],"Because":[17],"these":[19],"properties,":[20],"they":[21],"are":[22],"widely":[23],"used":[24,44,58,102],"for":[25],"simple":[26,82,114],"displays":[27],"in":[28,91],"electronic":[29],"devices.":[30],"A":[31],"previously":[32],"characterized,":[33],"but":[34],"little":[35,85],"known":[36],"property":[37],"LEDs":[39],"allows":[40],"them":[41],"to":[42,59,103],"be":[43,57],"as":[45],"photo":[46],"sensors.":[47],"In":[48],"this":[49,54,121,129],"paper,":[50],"we":[51],"show":[52],"how":[53],"capability":[55],"can":[56],"turn":[60],"unmodified,":[61],"off":[62],"the":[63,96,125],"shelf,":[64],"LED":[65],"arrays":[66],"into":[67],"touch":[68],"sensitive":[69],"input":[70],"devices":[71],"(while":[72],"still":[73],"remaining":[74],"capable":[75],"producing":[77],"output).":[78],"The":[79],"technique":[80],"is":[81],"requires":[84],"or":[86],"no":[87],"extra":[88],"hardware":[89],"-":[90],"some":[92],"cases":[93],"operating":[94],"with":[95,120],"same":[97],"micro-controller":[98],"based":[99],"circuitry":[100],"normally":[101],"produce":[104],"output,":[105],"requiring":[106],"only":[107],"software":[108],"changes.":[109],"We":[110],"will":[111],"describe":[112],"hybrid":[115],"input/output":[116],"device":[117,132],"prototype":[118],"implemented":[119],"technique,":[122],"discuss":[124],"design":[126],"opportunities":[127],"that":[128],"type":[130],"opens":[133],"up.":[134]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":2},{"year":2012,"cited_by_count":2}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}