{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-10481184","patent":{"patent_number":"US-10481184","title":"Input-voltage-abnormality detection method and power source device","assignee":null,"inventors":[],"filing_date":"2016-06-07T00:00:00.000Z","publication_date":"2019-11-19T00:00:00.000Z","cpc_codes":["H02J"],"num_claims":9,"abstract":"This abnormality detection method for a single-phase AC input voltage is executed by a control unit having a function of a phase locked loop, and includes: sequentially generating a simulated voltage waveform with a phase synchronized with the input voltage, by using the phase locked loop; and within a period until a next update of the generated simulated voltage waveform, comparing the instantaneous value of the input voltage with the simulated voltage waveform, and when the instantaneous value of the input voltage changes from a state of being along the simulated voltage waveform to a state of not being along the simulated voltage waveform, determining that the input voltage is abnormal."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Input-voltage-abnormality detection method and power source device","description":"This abnormality detection method for a single-phase AC input voltage is executed by a control unit having a function of a phase locked loop, and includes: sequentially generating a simulated voltage ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-10481184","license":"CC-BY-4.0-like","license_terms":"AI-generated analysis on this page (summary, layman_explanation, technical_analysis, business_analysis, faqs) may be reused with attribution and a visible link back to the canonical URL above. Patent abstracts, claims, and bibliographic data are USPTO public domain.","required_link":"https://patentable.app/patents/US-10481184","citation_suggestion":"Patentable. \"Input-voltage-abnormality detection method and power source device\" (US-10481184). https://patentable.app/patents/US-10481184","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-10481184","json":"https://patentable.app/api/llm-context/US-10481184","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T18:53:13.930Z"}