{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9774263","patent":{"patent_number":"US-9774263","title":"Power converter with extended hold-up time","assignee":null,"inventors":[],"filing_date":"2016-08-05T00:00:00.000Z","publication_date":"2017-09-26T00:00:00.000Z","cpc_codes":["H02M","H02J","H02J","H02M","H02M","H02M","H02M","H02M","H02M","H02M","H02M","H02M","H02M"],"num_claims":18,"abstract":"According to one aspect, embodiments herein provide an AC-DC converter comprising a rectifier, a capacitor, a DC bus coupled to the capacitor, a plurality of first switches coupled to the DC bus, a plurality of second switches coupled between the rectifier and the first switches, a transformer having a primary winding and a secondary winding, the primary winding coupled to the plurality of first switches, the plurality of second switches, and the rectifier, and the secondary winding coupled to an output, and a controller configured, in response to a determination that the input AC power is acceptable, to operate the plurality of second switches and the plurality of first switches such that output DC voltage is maintained at a desired output DC voltage level, and operate the plurality of first switches such that a DC bus voltage on the DC bus is maintained at a desired DC bus voltage level."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Power converter with extended hold-up time","description":"According to one aspect, embodiments herein provide an AC-DC converter comprising a rectifier, a capacitor, a DC bus coupled to the capacitor, a plurality of first switches coupled to the DC bus, a pl","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9774263","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-9774263","citation_suggestion":"Patentable. \"Power converter with extended hold-up time\" (US-9774263). https://patentable.app/patents/US-9774263","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9774263","json":"https://patentable.app/api/llm-context/US-9774263","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T04:55:10.893Z"}