{"id":"https://openalex.org/W2891984817","doi":"https://doi.org/10.3390/s18092998","title":"Analysis of the Subdivision Errors of Photoelectric Angle Encoders and Improvement of the Tracking Precision of a Telescope Control System","display_name":"Analysis of the Subdivision Errors of Photoelectric Angle Encoders and Improvement of the Tracking Precision of a Telescope Control System","publication_year":2018,"publication_date":"2018-09-07","ids":{"openalex":"https://openalex.org/W2891984817","doi":"https://doi.org/10.3390/s18092998","mag":"2891984817","pmid":"https://pubmed.ncbi.nlm.nih.gov/30205512"},"language":"en","primary_location":{"id":"doi:10.3390/s18092998","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s18092998","pdf_url":"https://www.mdpi.com/1424-8220/18/9/2998/pdf?version=1536323763","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/1424-8220/18/9/2998/pdf?version=1536323763","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5060337058","display_name":"Jiawei Yu","orcid":"https://orcid.org/0000-0002-7973-1695"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210128284","display_name":"Institute of Optics and Electronics, Chinese Academy of Sciences","ror":"https://ror.org/02bn68w95","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210128284"]},{"id":"https://openalex.org/I4210165038","display_name":"University of Chinese Academy of Sciences","ror":"https://ror.org/05qbk4x57","country_code":"CN","type":"education","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210165038"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiawei Yu","raw_affiliation_strings":["Institute of Optics and Electronics, Chinese Academy of Sciences, No. 1 Guangdian Road, Chengdu 610209, China","Key Laboratory of Optical Engineering, Chinese Academy of Sciences, Chengdu 610209, China","University of Chinese Academy of Sciences, Beijing 100049, China"],"raw_orcid":"https://orcid.org/0000-0002-7973-1695","affiliations":[{"raw_affiliation_string":"Institute of Optics and Electronics, Chinese Academy of Sciences, No. 1 Guangdian Road, Chengdu 610209, China","institution_ids":["https://openalex.org/I4210128284","https://openalex.org/I19820366"]},{"raw_affiliation_string":"Key Laboratory of Optical Engineering, Chinese Academy of Sciences, Chengdu 610209, China","institution_ids":["https://openalex.org/I4210128284","https://openalex.org/I19820366"]},{"raw_affiliation_string":"University of Chinese Academy of Sciences, Beijing 100049, China","institution_ids":["https://openalex.org/I4210165038"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100366996","display_name":"Qiang Wang","orcid":"https://orcid.org/0000-0002-5748-4232"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210128284","display_name":"Institute of Optics and Electronics, Chinese Academy of Sciences","ror":"https://ror.org/02bn68w95","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210128284"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qiang Wang","raw_affiliation_strings":["Institute of Optics and Electronics, Chinese Academy of Sciences, No. 1 Guangdian Road, Chengdu 610209, China","Key Laboratory of Optical Engineering, Chinese Academy of Sciences, Chengdu 610209, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Optics and Electronics, Chinese Academy of Sciences, No. 1 Guangdian Road, Chengdu 610209, China","institution_ids":["https://openalex.org/I4210128284","https://openalex.org/I19820366"]},{"raw_affiliation_string":"Key Laboratory of Optical Engineering, Chinese Academy of Sciences, Chengdu 610209, China","institution_ids":["https://openalex.org/I4210128284","https://openalex.org/I19820366"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Guozhong Zhou","orcid":null},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210128284","display_name":"Institute of Optics and Electronics, Chinese Academy of Sciences","ror":"https://ror.org/02bn68w95","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210128284"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Guozhong Zhou","raw_affiliation_strings":["Institute of Optics and Electronics, Chinese Academy of Sciences, No. 1 Guangdian Road, Chengdu 610209, China","Key Laboratory of Optical Engineering, Chinese Academy of Sciences, Chengdu 610209, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Optics and Electronics, Chinese Academy of Sciences, No. 1 Guangdian Road, Chengdu 610209, China","institution_ids":["https://openalex.org/I4210128284","https://openalex.org/I19820366"]},{"raw_affiliation_string":"Key Laboratory of Optical Engineering, Chinese Academy of Sciences, Chengdu 610209, China","institution_ids":["https://openalex.org/I4210128284","https://openalex.org/I19820366"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103231840","display_name":"Dong He","orcid":"https://orcid.org/0000-0003-4394-395X"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210128284","display_name":"Institute of Optics and Electronics, Chinese Academy of Sciences","ror":"https://ror.org/02bn68w95","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210128284"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Dong He","raw_affiliation_strings":["Institute of Optics and Electronics, Chinese Academy of Sciences, No. 1 Guangdian Road, Chengdu 610209, China","Key Laboratory of Optical Engineering, Chinese Academy of Sciences, Chengdu 610209, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Optics and Electronics, Chinese Academy of Sciences, No. 1 Guangdian Road, Chengdu 610209, China","institution_ids":["https://openalex.org/I4210128284","https://openalex.org/I19820366"]},{"raw_affiliation_string":"Key Laboratory of Optical Engineering, Chinese Academy of Sciences, Chengdu 610209, China","institution_ids":["https://openalex.org/I4210128284","https://openalex.org/I19820366"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102004396","display_name":"Yunxia Xia","orcid":"https://orcid.org/0000-0002-0429-5796"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210128284","display_name":"Institute of Optics and Electronics, Chinese Academy of Sciences","ror":"https://ror.org/02bn68w95","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210128284"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yunxia Xia","raw_affiliation_strings":["Institute of Optics and Electronics, Chinese Academy of Sciences, No. 1 Guangdian Road, Chengdu 610209, China","Key Laboratory of Optical Engineering, Chinese Academy of Sciences, Chengdu 610209, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Optics and Electronics, Chinese Academy of Sciences, No. 1 Guangdian Road, Chengdu 610209, China","institution_ids":["https://openalex.org/I4210128284","https://openalex.org/I19820366"]},{"raw_affiliation_string":"Key Laboratory of Optical Engineering, Chinese Academy of Sciences, Chengdu 610209, China","institution_ids":["https://openalex.org/I4210128284","https://openalex.org/I19820366"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100408643","display_name":"Xiang Liu","orcid":"https://orcid.org/0009-0005-9216-1809"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210128284","display_name":"Institute of Optics and Electronics, Chinese Academy of Sciences","ror":"https://ror.org/02bn68w95","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210128284"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiang Liu","raw_affiliation_strings":["Institute of Optics and Electronics, Chinese Academy of Sciences, No. 1 Guangdian Road, Chengdu 610209, China","Key Laboratory of Optical Engineering, Chinese Academy of Sciences, Chengdu 610209, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Optics and Electronics, Chinese Academy of Sciences, No. 1 Guangdian Road, Chengdu 610209, China","institution_ids":["https://openalex.org/I4210128284","https://openalex.org/I19820366"]},{"raw_affiliation_string":"Key Laboratory of Optical Engineering, Chinese Academy of Sciences, Chengdu 610209, China","institution_ids":["https://openalex.org/I4210128284","https://openalex.org/I19820366"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5089997177","display_name":"Wenyi Lv","orcid":"https://orcid.org/0000-0003-4453-025X"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210128284","display_name":"Institute of Optics and Electronics, Chinese Academy of Sciences","ror":"https://ror.org/02bn68w95","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210128284"]},{"id":"https://openalex.org/I4210165038","display_name":"University of Chinese Academy of Sciences","ror":"https://ror.org/05qbk4x57","country_code":"CN","type":"education","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210165038"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wenyi Lv","raw_affiliation_strings":["Institute of Optics and Electronics, Chinese Academy of Sciences, No. 1 Guangdian Road, Chengdu 610209, China","Key Laboratory of Optical Engineering, Chinese Academy of Sciences, Chengdu 610209, China","University of Chinese Academy of Sciences, Beijing 100049, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Optics and Electronics, Chinese Academy of Sciences, No. 1 Guangdian Road, Chengdu 610209, China","institution_ids":["https://openalex.org/I4210128284","https://openalex.org/I19820366"]},{"raw_affiliation_string":"Key Laboratory of Optical Engineering, Chinese Academy of Sciences, Chengdu 610209, China","institution_ids":["https://openalex.org/I4210128284","https://openalex.org/I19820366"]},{"raw_affiliation_string":"University of Chinese Academy of Sciences, Beijing 100049, China","institution_ids":["https://openalex.org/I4210165038"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5051345784","display_name":"Yongmei Huang","orcid":"https://orcid.org/0000-0002-8582-8397"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210128284","display_name":"Institute of Optics and Electronics, Chinese Academy of Sciences","ror":"https://ror.org/02bn68w95","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210128284"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Yongmei Huang","raw_affiliation_strings":["Institute of Optics and Electronics, Chinese Academy of Sciences, No. 1 Guangdian Road, Chengdu 610209, China","Key Laboratory of Optical Engineering, Chinese Academy of Sciences, Chengdu 610209, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Optics and Electronics, Chinese Academy of Sciences, No. 1 Guangdian Road, Chengdu 610209, China","institution_ids":["https://openalex.org/I4210128284","https://openalex.org/I19820366"]},{"raw_affiliation_string":"Key Laboratory of Optical Engineering, Chinese Academy of Sciences, Chengdu 610209, China","institution_ids":["https://openalex.org/I4210128284","https://openalex.org/I19820366"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":8,"corresponding_author_ids":["https://openalex.org/A5051345784"],"corresponding_institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210128284"],"apc_list":{"value":2400,"currency":"CHF","value_usd":2598},"apc_paid":{"value":2400,"currency":"CHF","value_usd":2598},"fwci":0.5126,"has_fulltext":true,"cited_by_count":6,"citation_normalized_percentile":{"value":0.65339753,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":97},"biblio":{"volume":"18","issue":"9","first_page":"2998","last_page":"2998"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11583","display_name":"Advanced Measurement and Metrology Techniques","score":0.9993000030517578,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical 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/T11583","display_name":"Advanced Measurement and Metrology Techniques","score":0.9993000030517578,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical 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/T14163","display_name":"Astronomical Observations and Instrumentation","score":0.9993000030517578,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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/T12564","display_name":"Sensor Technology and Measurement Systems","score":0.9984999895095825,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/encoder","display_name":"Encoder","score":0.6976839303970337},{"id":"https://openalex.org/keywords/subdivision","display_name":"Subdivision","score":0.6756970882415771},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.5836690068244934},{"id":"https://openalex.org/keywords/lissajous-curve","display_name":"Lissajous curve","score":0.5669061541557312},{"id":"https://openalex.org/keywords/photoelectric-effect","display_name":"Photoelectric effect","score":0.5655138492584229},{"id":"https://openalex.org/keywords/rotary-encoder","display_name":"Rotary encoder","score":0.5640074610710144},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5576992034912109},{"id":"https://openalex.org/keywords/amplitude","display_name":"Amplitude","score":0.5014593601226807},{"id":"https://openalex.org/keywords/compensation","display_name":"Compensation (psychology)","score":0.4920777678489685},{"id":"https://openalex.org/keywords/position","display_name":"Position (finance)","score":0.48650258779525757},{"id":"https://openalex.org/keywords/tracking-error","display_name":"Tracking error","score":0.4792992174625397},{"id":"https://openalex.org/keywords/tracking","display_name":"Tracking (education)","score":0.45179107785224915},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.34439265727996826},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.31137245893478394},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.29683536291122437},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.1722572147846222},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.14095687866210938},{"id":"https://openalex.org/keywords/control","display_name":"Control (management)","score":0.09711059927940369}],"concepts":[{"id":"https://openalex.org/C118505674","wikidata":"https://www.wikidata.org/wiki/Q42586063","display_name":"Encoder","level":2,"score":0.6976839303970337},{"id":"https://openalex.org/C143392562","wikidata":"https://www.wikidata.org/wiki/Q449111","display_name":"Subdivision","level":2,"score":0.6756970882415771},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.5836690068244934},{"id":"https://openalex.org/C207168407","wikidata":"https://www.wikidata.org/wiki/Q594135","display_name":"Lissajous curve","level":2,"score":0.5669061541557312},{"id":"https://openalex.org/C71570822","wikidata":"https://www.wikidata.org/wiki/Q83213","display_name":"Photoelectric effect","level":2,"score":0.5655138492584229},{"id":"https://openalex.org/C37488316","wikidata":"https://www.wikidata.org/wiki/Q53699","display_name":"Rotary encoder","level":3,"score":0.5640074610710144},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5576992034912109},{"id":"https://openalex.org/C180205008","wikidata":"https://www.wikidata.org/wiki/Q159190","display_name":"Amplitude","level":2,"score":0.5014593601226807},{"id":"https://openalex.org/C2780023022","wikidata":"https://www.wikidata.org/wiki/Q1338171","display_name":"Compensation (psychology)","level":2,"score":0.4920777678489685},{"id":"https://openalex.org/C198082294","wikidata":"https://www.wikidata.org/wiki/Q3399648","display_name":"Position (finance)","level":2,"score":0.48650258779525757},{"id":"https://openalex.org/C183356978","wikidata":"https://www.wikidata.org/wiki/Q1779213","display_name":"Tracking error","level":3,"score":0.4792992174625397},{"id":"https://openalex.org/C2775936607","wikidata":"https://www.wikidata.org/wiki/Q466845","display_name":"Tracking (education)","level":2,"score":0.45179107785224915},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.34439265727996826},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.31137245893478394},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.29683536291122437},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.1722572147846222},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.14095687866210938},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.09711059927940369},{"id":"https://openalex.org/C10138342","wikidata":"https://www.wikidata.org/wiki/Q43015","display_name":"Finance","level":1,"score":0.0},{"id":"https://openalex.org/C147176958","wikidata":"https://www.wikidata.org/wiki/Q77590","display_name":"Civil engineering","level":1,"score":0.0},{"id":"https://openalex.org/C19417346","wikidata":"https://www.wikidata.org/wiki/Q7922","display_name":"Pedagogy","level":1,"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/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0},{"id":"https://openalex.org/C11171543","wikidata":"https://www.wikidata.org/wiki/Q41630","display_name":"Psychoanalysis","level":1,"score":0.0}],"mesh":[],"locations_count":6,"locations":[{"id":"doi:10.3390/s18092998","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s18092998","pdf_url":"https://www.mdpi.com/1424-8220/18/9/2998/pdf?version=1536323763","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},{"id":"pmid:30205512","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/30205512","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors (Basel, Switzerland)","raw_type":null},{"id":"pmh:oai:doaj.org/article:caa34faf9ce94d66bfc1af560cc7ad28","is_oa":true,"landing_page_url":"https://doaj.org/article/caa34faf9ce94d66bfc1af560cc7ad28","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","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-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors, Vol 18, Iss 9, p 2998 (2018)","raw_type":"article"},{"id":"pmh:oai:europepmc.org:5126320","is_oa":true,"landing_page_url":"http://europepmc.org/pmc/articles/PMC6164011","pdf_url":null,"source":{"id":"https://openalex.org/S4306400806","display_name":"Europe PMC (PubMed Central)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1303153112","host_organization_name":"European Bioinformatics Institute","host_organization_lineage":["https://openalex.org/I1303153112"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Text"},{"id":"pmh:oai:mdpi.com:/1424-8220/18/9/2998/","is_oa":true,"landing_page_url":"http://dx.doi.org/10.3390/s18092998","pdf_url":null,"source":{"id":"https://openalex.org/S4306400947","display_name":"MDPI (MDPI AG)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210097602","host_organization_name":"Multidisciplinary Digital Publishing Institute (Switzerland)","host_organization_lineage":["https://openalex.org/I4210097602"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors","raw_type":"Text"},{"id":"pmh:oai:pubmedcentral.nih.gov:6164011","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/6164011","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors (Basel)","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/s18092998","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s18092998","pdf_url":"https://www.mdpi.com/1424-8220/18/9/2998/pdf?version=1536323763","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.5199999809265137,"id":"https://metadata.un.org/sdg/16","display_name":"Peace, Justice and strong institutions"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320321133","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2891984817.pdf","grobid_xml":"https://content.openalex.org/works/W2891984817.grobid-xml"},"referenced_works_count":12,"referenced_works":["https://openalex.org/W1548086886","https://openalex.org/W1971781903","https://openalex.org/W2036307775","https://openalex.org/W2047656086","https://openalex.org/W2055485854","https://openalex.org/W2088778994","https://openalex.org/W2134032586","https://openalex.org/W2320043116","https://openalex.org/W2329020874","https://openalex.org/W2476850044","https://openalex.org/W2592411106","https://openalex.org/W3040457357"],"related_works":["https://openalex.org/W2361687857","https://openalex.org/W4390491011","https://openalex.org/W2368717253","https://openalex.org/W2350823986","https://openalex.org/W2350327696","https://openalex.org/W2041612524","https://openalex.org/W1988279584","https://openalex.org/W2358128885","https://openalex.org/W2010848163","https://openalex.org/W2079572262"],"abstract_inverted_index":{"Photoelectric":[0],"angle":[1,39,241],"encoders,":[2],"working":[3],"as":[4],"position":[5,153],"sensors,":[6],"have":[7],"a":[8,30,44,87,124,160,174,187],"great":[9],"influence":[10],"on":[11,33,77],"the":[12,25,72,78,94,98,104,127,137,149,163,200,208,214,217,228,235,239],"accuracy":[13],"and":[14,63,107,155,179,198,216],"stability":[15],"of":[16,28,47,50,100,110,162,177,190,202,207,213,219],"telescope":[17],"control":[18,220],"systems":[19],"(TCS).":[20],"In":[21,82,123,210],"order":[22],"to":[23,159,171,184],"improve":[24,199,227],"tracking":[26,164,229],"precision":[27,230],"TCS,":[29,126,150],"method":[31,89,96,193,224],"based":[32,76],"subdivision":[34,51,101,112],"error":[35,113,118,139,165,237],"compensation":[36,119,197],"for":[37,97,136],"photoelectric":[38,240],"encoders":[40],"is":[41,66,69,90,121,140,145,152],"proposed.":[42],"First,":[43],"mathematical":[45,88],"analysis":[46,75],"six":[48],"types":[49],"errors":[52],"(DC":[53],"error,":[54,56,58,60,62],"phase":[55],"amplitude":[57,138],"harmonic":[59],"noise":[61],"quantization":[64],"error)":[65],"presented,":[67],"which":[68,132,151],"different":[70],"from":[71,169,182],"previously":[73],"used":[74],"Lissajous":[79],"figure":[80,95],"method.":[81],"fact,":[83],"we":[84],"believe":[85],"that":[86,134],"more":[91],"efficient":[92],"than":[93],"expression":[99],"errors.":[102],"Then,":[103],"distribution":[105],"law":[106],"period":[108],"length":[109],"each":[111],"are":[114],"analyzed.":[115],"Finally,":[116],"an":[117],"algorithm":[120],"presented.":[122],"real":[125],"elevation":[128],"jittering":[129],"phenomenon":[130],"occurs,":[131],"indicates":[133],"compensating":[135],"necessary.":[141],"A":[142],"feed-forward":[143],"loop":[144],"then":[146],"introduced":[147],"into":[148],"loop-":[154],"velocity":[156],"loop-closed,":[157],"leading":[158,175,188],"decrease":[161],"by":[166,180],"nearly":[167],"54.6%,":[168],"2.31\"":[170],"1.05\",":[172],"with":[173,186],"speed":[176,189],"0.25\u00b0/s,":[178],"40.5%,":[181],"3.01\"":[183],"1.79\",":[185],"1\u00b0/s.":[191],"This":[192],"can":[194,225],"realize":[195],"real-time":[196],"ability":[201],"TCS":[203],"without":[204],"any":[205],"change":[206],"hardware.":[209],"addition,":[211],"independently":[212],"environment":[215],"kind":[218],"strategy":[221],"used,":[222],"this":[223],"also":[226],"presumably":[231],"because":[232],"it":[233],"compensates":[234],"measuring":[236],"inside":[238],"encoder.":[242]},"counts_by_year":[{"year":2024,"cited_by_count":2},{"year":2022,"cited_by_count":1},{"year":2020,"cited_by_count":3}],"updated_date":"2026-05-06T08:25:59.206177","created_date":"2025-10-10T00:00:00"}