{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9632564","patent":{"patent_number":"US-9632564","title":"Power supply device","assignee":null,"inventors":[],"filing_date":"2014-06-10T00:00:00.000Z","publication_date":"2017-04-25T00:00:00.000Z","cpc_codes":["H02J","G06F","H02J","H02M","H02M"],"num_claims":6,"abstract":"In a power supply device, the bridge circuit is configured by connecting, in parallel, a plurality of series circuits of an inverse-parallel connection circuit of a semiconductor switch and a diode. A control unit controls switching of a semiconductor switch so that a voltage v between AC terminals becomes zero voltage in equal periods α before and after a center point shifted from one zero crossing point in one cycle of the input current by a compensation period (angle) β calculated from a voltage applied to a resonance circuit constituted by the power receiving coil and a resonance capacitor Cr and an induced voltage of the power receiving coil, and becomes a positive-negative voltage whose peak value is the voltage Vo between DC terminals in other periods."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Power supply device","description":"In a power supply device, the bridge circuit is configured by connecting, in parallel, a plurality of series circuits of an inverse-parallel connection circuit of a semiconductor switch and a diode. A","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9632564","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-9632564","citation_suggestion":"Patentable. \"Power supply device\" (US-9632564). https://patentable.app/patents/US-9632564","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9632564","json":"https://patentable.app/api/llm-context/US-9632564","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T09:22:15.345Z"}