{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9653994","patent":{"patent_number":"US-9653994","title":"Power supply circuit and apparatus including the circuit","assignee":null,"inventors":[],"filing_date":"2011-08-22T00:00:00.000Z","publication_date":"2017-05-16T00:00:00.000Z","cpc_codes":["H02M","H02M"],"num_claims":21,"abstract":"A power supply device supplying power to a device via a power line is provided, where the power supply device includes a first voltage generation unit configured to generate and supply a first direct voltage to the power line, a second voltage generation unit configured to generate and supply a second direct voltage lower than the first direct voltage to the power line, a measurement unit configured to measure a voltage of the power line, a control unit configured to control supply of the first direct voltage with the first voltage generation unit after starting supply of the second direct voltage with the second voltage generation unit, and a determination unit configured to determine a state of the power supply device based on the measured voltage and a first threshold value after starting the supply of the second direct voltage."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Power supply circuit and apparatus including the circuit","description":"A power supply device supplying power to a device via a power line is provided, where the power supply device includes a first voltage generation unit configured to generate and supply a first direct ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9653994","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-9653994","citation_suggestion":"Patentable. \"Power supply circuit and apparatus including the circuit\" (US-9653994). https://patentable.app/patents/US-9653994","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9653994","json":"https://patentable.app/api/llm-context/US-9653994","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T09:32:53.819Z"}