{"id":"https://openalex.org/W4313035568","doi":"https://doi.org/10.1109/ipin54987.2022.9918156","title":"Fixed-point Processing for an IR Positioning System based on QADA Receivers","display_name":"Fixed-point Processing for an IR Positioning System based on QADA Receivers","publication_year":2022,"publication_date":"2022-09-05","ids":{"openalex":"https://openalex.org/W4313035568","doi":"https://doi.org/10.1109/ipin54987.2022.9918156"},"language":"en","primary_location":{"id":"doi:10.1109/ipin54987.2022.9918156","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ipin54987.2022.9918156","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 IEEE 12th International Conference on Indoor Positioning and Indoor Navigation (IPIN)","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://ebuah.uah.es/dspace/bitstream/10017/57898/3/Fixed_Point_Molto_IEEE_IPIN_2022.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5070691562","display_name":"David Molt\u00f3","orcid":"https://orcid.org/0000-0002-2790-3758"},"institutions":[{"id":"https://openalex.org/I189268942","display_name":"Universidad de Alcal\u00e1","ror":"https://ror.org/04pmn0e78","country_code":"ES","type":"education","lineage":["https://openalex.org/I189268942"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"David Molto","raw_affiliation_strings":["University of Alcal&#x00E1;,Electronics Department,Alcal&#x00E1; de Henares,Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Alcal&#x00E1;,Electronics Department,Alcal&#x00E1; de Henares,Spain","institution_ids":["https://openalex.org/I189268942"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5063313091","display_name":"\u00c1lvaro Hern\u00e1ndez","orcid":"https://orcid.org/0000-0001-9308-8133"},"institutions":[{"id":"https://openalex.org/I189268942","display_name":"Universidad de Alcal\u00e1","ror":"https://ror.org/04pmn0e78","country_code":"ES","type":"education","lineage":["https://openalex.org/I189268942"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Alvaro Hernandez","raw_affiliation_strings":["University of Alcal&#x00E1;,Electronics Department,Alcal&#x00E1; de Henares,Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Alcal&#x00E1;,Electronics Department,Alcal&#x00E1; de Henares,Spain","institution_ids":["https://openalex.org/I189268942"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5030195379","display_name":"Elena Aparicio-Esteve","orcid":"https://orcid.org/0000-0001-7886-312X"},"institutions":[{"id":"https://openalex.org/I189268942","display_name":"Universidad de Alcal\u00e1","ror":"https://ror.org/04pmn0e78","country_code":"ES","type":"education","lineage":["https://openalex.org/I189268942"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Elena Aparicio-Esteve","raw_affiliation_strings":["University of Alcal&#x00E1;,Electronics Department,Alcal&#x00E1; de Henares,Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Alcal&#x00E1;,Electronics Department,Alcal&#x00E1; de Henares,Spain","institution_ids":["https://openalex.org/I189268942"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038690328","display_name":"Jes\u00fas Ure\u00f1a","orcid":"https://orcid.org/0000-0003-1408-6039"},"institutions":[{"id":"https://openalex.org/I189268942","display_name":"Universidad de Alcal\u00e1","ror":"https://ror.org/04pmn0e78","country_code":"ES","type":"education","lineage":["https://openalex.org/I189268942"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Jesus Urena","raw_affiliation_strings":["University of Alcal&#x00E1;,Electronics Department,Alcal&#x00E1; de Henares,Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Alcal&#x00E1;,Electronics Department,Alcal&#x00E1; de Henares,Spain","institution_ids":["https://openalex.org/I189268942"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5044304611","display_name":"M. C. P\u00e9rez","orcid":"https://orcid.org/0000-0001-8271-6843"},"institutions":[{"id":"https://openalex.org/I189268942","display_name":"Universidad de Alcal\u00e1","ror":"https://ror.org/04pmn0e78","country_code":"ES","type":"education","lineage":["https://openalex.org/I189268942"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Ma Carmen Perez-Rubio","raw_affiliation_strings":["University of Alcal&#x00E1;,Electronics Department,Alcal&#x00E1; de Henares,Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Alcal&#x00E1;,Electronics Department,Alcal&#x00E1; de Henares,Spain","institution_ids":["https://openalex.org/I189268942"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.3693,"has_fulltext":true,"cited_by_count":4,"citation_normalized_percentile":{"value":0.5867486,"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":"1","last_page":"7"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10851","display_name":"Optical Wireless Communication Technologies","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/T10851","display_name":"Optical Wireless Communication Technologies","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/T11429","display_name":"Semiconductor Lasers and Optical Devices","score":0.9944999814033508,"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/T12153","display_name":"Advanced Optical Sensing Technologies","score":0.9857000112533569,"subfield":{"id":"https://openalex.org/subfields/3105","display_name":"Instrumentation"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/beacon","display_name":"Beacon","score":0.8054693937301636},{"id":"https://openalex.org/keywords/software","display_name":"Software","score":0.5925279855728149},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.575217068195343},{"id":"https://openalex.org/keywords/precise-point-positioning","display_name":"Precise Point Positioning","score":0.5391109585762024},{"id":"https://openalex.org/keywords/point","display_name":"Point (geometry)","score":0.5169338583946228},{"id":"https://openalex.org/keywords/representation","display_name":"Representation (politics)","score":0.5013236999511719},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.48740866780281067},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.48040536046028137},{"id":"https://openalex.org/keywords/fixed-point","display_name":"Fixed point","score":0.4665605425834656},{"id":"https://openalex.org/keywords/positioning-system","display_name":"Positioning system","score":0.45443931221961975},{"id":"https://openalex.org/keywords/fixed-point-arithmetic","display_name":"Fixed-point arithmetic","score":0.42754095792770386},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.27851468324661255},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.27295982837677},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.19669190049171448},{"id":"https://openalex.org/keywords/global-positioning-system","display_name":"Global Positioning System","score":0.19061321020126343},{"id":"https://openalex.org/keywords/floating-point","display_name":"Floating point","score":0.1781603991985321},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.16530075669288635},{"id":"https://openalex.org/keywords/gnss-applications","display_name":"GNSS applications","score":0.1583493947982788},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.13786688446998596}],"concepts":[{"id":"https://openalex.org/C102168758","wikidata":"https://www.wikidata.org/wiki/Q7321258","display_name":"Beacon","level":2,"score":0.8054693937301636},{"id":"https://openalex.org/C2777904410","wikidata":"https://www.wikidata.org/wiki/Q7397","display_name":"Software","level":2,"score":0.5925279855728149},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.575217068195343},{"id":"https://openalex.org/C202511199","wikidata":"https://www.wikidata.org/wiki/Q7239503","display_name":"Precise Point Positioning","level":4,"score":0.5391109585762024},{"id":"https://openalex.org/C28719098","wikidata":"https://www.wikidata.org/wiki/Q44946","display_name":"Point (geometry)","level":2,"score":0.5169338583946228},{"id":"https://openalex.org/C2776359362","wikidata":"https://www.wikidata.org/wiki/Q2145286","display_name":"Representation (politics)","level":3,"score":0.5013236999511719},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.48740866780281067},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.48040536046028137},{"id":"https://openalex.org/C61445026","wikidata":"https://www.wikidata.org/wiki/Q217608","display_name":"Fixed point","level":2,"score":0.4665605425834656},{"id":"https://openalex.org/C2778603505","wikidata":"https://www.wikidata.org/wiki/Q17141406","display_name":"Positioning system","level":3,"score":0.45443931221961975},{"id":"https://openalex.org/C163973906","wikidata":"https://www.wikidata.org/wiki/Q649900","display_name":"Fixed-point arithmetic","level":3,"score":0.42754095792770386},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.27851468324661255},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.27295982837677},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.19669190049171448},{"id":"https://openalex.org/C60229501","wikidata":"https://www.wikidata.org/wiki/Q18822","display_name":"Global Positioning System","level":2,"score":0.19061321020126343},{"id":"https://openalex.org/C84211073","wikidata":"https://www.wikidata.org/wiki/Q117879","display_name":"Floating point","level":2,"score":0.1781603991985321},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.16530075669288635},{"id":"https://openalex.org/C14279187","wikidata":"https://www.wikidata.org/wiki/Q5514012","display_name":"GNSS applications","level":3,"score":0.1583493947982788},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.13786688446998596},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","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/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0},{"id":"https://openalex.org/C94625758","wikidata":"https://www.wikidata.org/wiki/Q7163","display_name":"Politics","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/ipin54987.2022.9918156","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ipin54987.2022.9918156","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 IEEE 12th International Conference on Indoor Positioning and Indoor Navigation (IPIN)","raw_type":"proceedings-article"},{"id":"pmh:oai:ebuah.uah.es:10017/57898","is_oa":true,"landing_page_url":"http://hdl.handle.net/10017/57898","pdf_url":"https://ebuah.uah.es/dspace/bitstream/10017/57898/3/Fixed_Point_Molto_IEEE_IPIN_2022.pdf","source":{"id":"https://openalex.org/S7407055200","display_name":"e_Buah","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/acceptedVersion"}],"best_oa_location":{"id":"pmh:oai:ebuah.uah.es:10017/57898","is_oa":true,"landing_page_url":"http://hdl.handle.net/10017/57898","pdf_url":"https://ebuah.uah.es/dspace/bitstream/10017/57898/3/Fixed_Point_Molto_IEEE_IPIN_2022.pdf","source":{"id":"https://openalex.org/S7407055200","display_name":"e_Buah","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/acceptedVersion"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.46000000834465027}],"awards":[{"id":"https://openalex.org/G577815368","display_name":null,"funder_award_id":"RTI2018-095168-BC51,PID2019-105470RA-C33","funder_id":"https://openalex.org/F4320315062","funder_display_name":"Ministerio de Ciencia, Innovaci\u00f3n y Universidades"}],"funders":[{"id":"https://openalex.org/F4320315062","display_name":"Ministerio de Ciencia, Innovaci\u00f3n y Universidades","ror":null}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4313035568.pdf","grobid_xml":"https://content.openalex.org/works/W4313035568.grobid-xml"},"referenced_works_count":21,"referenced_works":["https://openalex.org/W1632416261","https://openalex.org/W1994711463","https://openalex.org/W2011831153","https://openalex.org/W2047443202","https://openalex.org/W2050835902","https://openalex.org/W2071372767","https://openalex.org/W2100303002","https://openalex.org/W2111566853","https://openalex.org/W2121535600","https://openalex.org/W2193650110","https://openalex.org/W2290119369","https://openalex.org/W2379838048","https://openalex.org/W2566091547","https://openalex.org/W2768910390","https://openalex.org/W2792122773","https://openalex.org/W2795041516","https://openalex.org/W2799914042","https://openalex.org/W3039610368","https://openalex.org/W4246923912","https://openalex.org/W6629599113","https://openalex.org/W6797256045"],"related_works":["https://openalex.org/W2323042154","https://openalex.org/W2101178385","https://openalex.org/W1681090243","https://openalex.org/W2292541923","https://openalex.org/W2528408466","https://openalex.org/W2028547611","https://openalex.org/W2922858117","https://openalex.org/W155458013","https://openalex.org/W2886721164","https://openalex.org/W2411883853"],"abstract_inverted_index":{"Indoor":[0],"optical":[1],"positioning":[2,34],"systems":[3],"have":[4],"increased":[5],"in":[6,8,17,111,120],"popularity":[7],"recent":[9],"years":[10],"because":[11],"they":[12],"can":[13],"provide":[14],"centimeter":[15],"accuracy":[16],"three":[18],"dimensions":[19],"(3D)":[20],"utilizing":[21],"light-emitting":[22],"diodes":[23],"(LEDs)":[24],"and":[25,99,101,139,142,161,164],"photoreceptors.":[26],"This":[27],"work":[28],"presents":[29],"the":[30,79,92,102,106,137,147,159,168],"design":[31],"of":[32,42,95,105],"a":[33,40,52,121],"system,":[35],"which":[36],"is":[37,74],"based":[38],"on":[39],"set":[41],"four":[43],"photoreceptors":[44],"functioning":[45],"as":[46,76,78,91,149,151],"beacons":[47],"at":[48],"known":[49],"places":[50],"for":[51,136,146,158,167],"single":[53],"LED":[54],"to":[55,63,82,108],"be":[56,61,83,109],"positioned.":[57],"However,":[58],"it":[59],"might":[60],"extended":[62],"additional":[64],"emitters":[65],"with":[66],"some":[67],"medium":[68],"access":[69],"control.":[70],"The":[71,113],"associated":[72],"processing":[73,107],"explained,":[75],"well":[77,150],"basic":[80],"assumptions":[81],"addressed":[84],"when":[85],"approaching":[86],"its":[87],"hardware":[88,98],"implementation,":[89],"such":[90],"preliminary":[93],"partitioning":[94],"tasks":[96],"between":[97],"software,":[100],"fixed-point":[103],"representation":[104],"implemented":[110],"hardware.":[112],"system":[114],"has":[115],"been":[116],"validated":[117],"by":[118],"simulation":[119],"<tex":[122],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[123],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">$2\\times":[124],"2\\times":[125],"3.4\\":[126],"\\mathbf{m}^{3}$</tex>":[127],"volume,":[128],"yielding":[129],"mean":[130],"absolute":[131],"errors":[132],"around":[133,143],"0.004":[134,156],"m":[135,145,157,166],"X":[138,160],"Y":[140,162],"axes,":[141],"0.01":[144,165],"Z-axis,":[148],"lower":[152],"standard":[153],"deviations":[154],"than":[155],"axes":[163],"Z-axis.":[169]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2023,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}