{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9596729","patent":{"patent_number":"US-9596729","title":"Dimmable switching mode LED driving circuit without phase angle measurement","assignee":null,"inventors":[],"filing_date":"2016-09-22T00:00:00.000Z","publication_date":"2017-03-14T00:00:00.000Z","cpc_codes":["H02M","H02M","H02M"],"num_claims":18,"abstract":"A dimmable switching mode LED driving circuit without phase angle measurement, including: a dimmer circuit for providing a phase-cut AC voltage; a bridge rectifier providing an input voltage by rectifying the phase-cut AC voltage; an electromagnetic interference filtering and energy storing circuit providing a line voltage according to the input voltage; a switching power converter converting the line voltage to an output current for an LED load under a control of a driving voltage; and a control unit including an on-time controller for operating in a constant on-time mode to determine an on time, where the on-time controller includes a voltage limiting circuit, a saw-tooth signal generator, and a comparison circuit to set a maximum limit on the on time."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Dimmable switching mode LED driving circuit without phase angle measurement","description":"A dimmable switching mode LED driving circuit without phase angle measurement, including: a dimmer circuit for providing a phase-cut AC voltage; a bridge rectifier providing an input voltage by rectif","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9596729","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-9596729","citation_suggestion":"Patentable. \"Dimmable switching mode LED driving circuit without phase angle measurement\" (US-9596729). https://patentable.app/patents/US-9596729","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9596729","json":"https://patentable.app/api/llm-context/US-9596729","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T11:41:59.256Z"}