{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11233449","patent":{"patent_number":"US-11233449","title":"Tapped single-stage buck converter LED driver","assignee":null,"inventors":[],"filing_date":"2018-02-27T00:00:00.000Z","publication_date":"2022-01-25T00:00:00.000Z","cpc_codes":["H02M","H02M","H02M","H02M","H02M","H02M","H02M"],"num_claims":12,"abstract":"An apparatus is disclosed, comprising: a first light source having a first threshold voltage; a second light source having a second threshold voltage; a rectifier configured to receive an AC voltage as input and generate a DC voltage based on the AC voltage; a single-stage Buck converter section coupled to the rectifier, the first light source, and the second light source, the Buck converter section being configured to output a current generated based on the DC voltage towards the first light source and the second light source; and a switching circuit configured to reduce a load on the Buck converter section by periodically diverting the current away from the second light source when a magnitude of the AC voltage is less than or equal to a sum of the first threshold voltage and the second threshold voltage."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Tapped single-stage buck converter LED driver","description":"An apparatus is disclosed, comprising: a first light source having a first threshold voltage; a second light source having a second threshold voltage; a rectifier configured to receive an AC voltage a","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11233449","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-11233449","citation_suggestion":"Patentable. \"Tapped single-stage buck converter LED driver\" (US-11233449). https://patentable.app/patents/US-11233449","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11233449","json":"https://patentable.app/api/llm-context/US-11233449","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T09:43:27.812Z"}