乐胖代购免代理版

{"id":"https://openalex.org/W3201547843","doi":"https://doi.org/10.1109/jiot.2021.3114096","title":"Performance of LoRa-Based Schemes and Quadrature Chirp Index Modulation","display_name":"Performance of LoRa-Based Schemes and Quadrature Chirp Index Modulation","publication_year":2021,"publication_date":"2021-09-21","ids":{"openalex":"https://openalex.org/W3201547843","doi":"https://doi.org/10.1109/jiot.2021.3114096","mag":"3201547843"},"language":"en","primary_location":{"is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2021.3114096","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"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":null,"is_accepted":false,"is_published":false},"type":"article","type_crossref":"journal-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/A5057432785","display_name":"Giuseppe Baruffa","orcid":"https://orcid.org/0000-0003-3496-0395"},"institutions":[{"id":"https://openalex.org/I27483092","display_name":"University of Perugia","ror":"https://ror.org/00x27da85","country_code":"IT","type":"education","lineage":["https://openalex.org/I27483092"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Giuseppe Baruffa","raw_affiliation_strings":["Department of Engineering, University of Perugia, Perugia, Italy"],"affiliations":[{"raw_affiliation_string":"Department of Engineering, University of Perugia, Perugia, Italy","institution_ids":["https://openalex.org/I27483092"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5002332167","display_name":"Luca Rugini","orcid":"https://orcid.org/0000-0003-0343-8166"},"institutions":[{"id":"https://openalex.org/I27483092","display_name":"University of Perugia","ror":"https://ror.org/00x27da85","country_code":"IT","type":"education","lineage":["https://openalex.org/I27483092"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Luca Rugini","raw_affiliation_strings":["Department of Engineering, University of Perugia, Perugia, Italy"],"affiliations":[{"raw_affiliation_string":"Department of Engineering, University of Perugia, Perugia, Italy","institution_ids":["https://openalex.org/I27483092"]}]}],"institution_assertions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.068,"has_fulltext":false,"cited_by_count":14,"citation_normalized_percentile":{"value":0.672342,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":91},"biblio":{"volume":"9","issue":"10","first_page":"7759","last_page":"7772"},"is_retracted":false,"is_paratext":false,"primary_topic":{"id":"https://openalex.org/T12079","display_name":"IoT Networks and Protocols","score":0.9999,"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/T12079","display_name":"IoT Networks and Protocols","score":0.9999,"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9985,"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/T11392","display_name":"Energy Harvesting in Wireless Networks","score":0.9874,"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/chirp","display_name":"Chirp","score":0.6558913},{"id":"https://openalex.org/keywords/chirp-spread-spectrum","display_name":"Chirp spread spectrum","score":0.6406999},{"id":"https://openalex.org/keywords/spectral-efficiency","display_name":"Spectral Efficiency","score":0.47771358}],"concepts":[{"id":"https://openalex.org/C132794960","wikidata":"https://www.wikidata.org/wiki/Q27304","display_name":"Chirp","level":3,"score":0.6558913},{"id":"https://openalex.org/C186378180","wikidata":"https://www.wikidata.org/wiki/Q4874866","display_name":"Phase-shift keying","level":4,"score":0.64418334},{"id":"https://openalex.org/C105152959","wikidata":"https://www.wikidata.org/wiki/Q1074780","display_name":"Chirp spread spectrum","level":5,"score":0.6406999},{"id":"https://openalex.org/C32409245","wikidata":"https://www.wikidata.org/wiki/Q749753","display_name":"Quadrature amplitude modulation","level":4,"score":0.56117886},{"id":"https://openalex.org/C2776542216","wikidata":"https://www.wikidata.org/wiki/Q6398306","display_name":"Keying","level":2,"score":0.56050426},{"id":"https://openalex.org/C169334058","wikidata":"https://www.wikidata.org/wiki/Q353292","display_name":"Additive white Gaussian noise","level":3,"score":0.53968906},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5318178},{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.5212417},{"id":"https://openalex.org/C137246740","wikidata":"https://www.wikidata.org/wiki/Q583970","display_name":"Spectral efficiency","level":3,"score":0.47771358},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4740631},{"id":"https://openalex.org/C56296756","wikidata":"https://www.wikidata.org/wiki/Q840922","display_name":"Bit error rate","level":3,"score":0.44985613},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.41563755},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.39101076},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.37974313},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.32757923},{"id":"https://openalex.org/C112633086","wikidata":"https://www.wikidata.org/wiki/Q381287","display_name":"White noise","level":2,"score":0.20926967},{"id":"https://openalex.org/C105344744","wikidata":"https://www.wikidata.org/wiki/Q958957","display_name":"Spread spectrum","level":3,"score":0.19451675},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.16589087},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.16444868},{"id":"https://openalex.org/C194491627","wikidata":"https://www.wikidata.org/wiki/Q1334354","display_name":"Direct-sequence spread spectrum","level":4,"score":0.1026867},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.087780684},{"id":"https://openalex.org/C520434653","wikidata":"https://www.wikidata.org/wiki/Q38867","display_name":"Laser","level":2,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2021.3114096","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"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":null,"is_accepted":false,"is_published":false}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.9}],"grants":[{"funder":"https://openalex.org/F4320321873","funder_display_name":"Ministero dell\u2019Istruzione, dell\u2019Universit\u00e0 e della Ricerca","award_id":null},{"funder":"https://openalex.org/F4320326523","funder_display_name":"Universit\u00e0 degli Studi di Perugia","award_id":null}],"datasets":[],"versions":[],"referenced_works_count":38,"referenced_works":["https://openalex.org/W2031653048","https://openalex.org/W2034302955","https://openalex.org/W2035464912","https://openalex.org/W2126073021","https://openalex.org/W2238723005","https://openalex.org/W2520480241","https://openalex.org/W2540924152","https://openalex.org/W2564504513","https://openalex.org/W2744485539","https://openalex.org/W2766513146","https://openalex.org/W2800928961","https://openalex.org/W2801932304","https://openalex.org/W2809209059","https://openalex.org/W2883182640","https://openalex.org/W2901111720","https://openalex.org/W2901305041","https://openalex.org/W2903122330","https://openalex.org/W2945530546","https://openalex.org/W2951615004","https://openalex.org/W2955523393","https://openalex.org/W2963030992","https://openalex.org/W2966488062","https://openalex.org/W2977224036","https://openalex.org/W2981455641","https://openalex.org/W2990441739","https://openalex.org/W2991217273","https://openalex.org/W2991680473","https://openalex.org/W3038066973","https://openalex.org/W3042013116","https://openalex.org/W3045597887","https://openalex.org/W3047340865","https://openalex.org/W3087818652","https://openalex.org/W3130136609","https://openalex.org/W3133012246","https://openalex.org/W3153093863","https://openalex.org/W3160374416","https://openalex.org/W3166187352","https://openalex.org/W4248676392"],"related_works":["https://openalex.org/W4281254370","https://openalex.org/W3169999368","https://openalex.org/W2997759100","https://openalex.org/W2972564959","https://openalex.org/W2967627568","https://openalex.org/W2537897891","https://openalex.org/W2317297318","https://openalex.org/W2155641694","https://openalex.org/W2065883652","https://openalex.org/W2053751710"],"abstract_inverted_index":{"This":[0],"article":[1],"proposes":[2],"new":[3,43],"approximations":[4],"for":[5,133,164,171],"the":[6,70,101,129,138,144],"bit":[7],"error":[8],"probability":[9],"of":[10,76,88,108,122,140],"several":[11],"LoRa-based":[12,71,131],"schemes,":[13,132],"such":[14],"as":[15,52,94],"phase-shift":[16],"keying":[17,31],"(PSK)":[18],"LoRa,":[19],"in-phase":[20],"and":[21,34,49,81,166],"quadrature":[22],"(IQ)":[23],"chirp":[24,29,54],"spread":[25],"spectrum":[26],"(CSS),":[27],"discrete":[28],"rate":[30],"(DCRK)":[32],"CSS,":[33,48],"CSS":[35,89],"with":[36,90,115,146],"index":[37,55],"modulation":[38,56],"(IM).":[39],"We":[40],"include":[41],"a":[42,105,134,159,167],"scheme":[44],"that":[45,100],"combines":[46],"IQ,":[47],"IM,":[50],"denoted":[51],"IQ":[53],"(IQCIM).":[57],"Our":[58,96],"analysis,":[59],"which":[60],"assumes":[61],"coherent":[62,162],"detection":[63,87],"in":[64,74],"additive":[65],"white":[66],"Gaussian":[67],"noise,":[68],"compares":[69],"schemes":[72],"also":[73,157],"terms":[75],"spectral":[77,109],"efficiency,":[78],"computational":[79,148],"complexity,":[80,117],"peak-to-average":[82],"power":[83],"ratio":[84],"(PAPR).":[85],"Noncoherent":[86],"IM":[91],"is":[92,142],"analyzed":[93],"well.":[95],"performance":[97],"analysis":[98],"shows":[99],"proposed":[102],"IQCIM":[103,141],"produces":[104],"significant":[106],"increase":[107],"efficiency":[110],"(SE)":[111],"compared":[112,127],"to":[113,128],"LoRa":[114],"similar":[116],"at":[118],"an":[119],"energy":[120],"cost":[121,149],"approximately":[123],"0.9":[124],"dB.":[125],"When":[126],"other":[130],"fixed":[135],"decoding":[136],"latency,":[137],"SE":[139],"still":[143],"largest,":[145],"reduced":[147],"per":[150],"transmitted":[151],"bit.":[152],"In":[153],"this":[154],"context,":[155],"we":[156],"propose":[158],"maximum-likelihood":[160],"(ML)":[161],"detector":[163,170],"PSK-LoRa":[165],"novel":[168],"noncoherent":[169],"IQCSS.":[172]},"cited_by_api_url":"https://api.openalex.org/works?filter=cites:W3201547843","counts_by_year":[{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":5},{"year":2022,"cited_by_count":5}],"updated_date":"2025-01-04T16:08:14.431521","created_date":"2021-09-27"}