{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9743499","patent":{"patent_number":"US-9743499","title":"Dimming circuit for LED","assignee":null,"inventors":[],"filing_date":"2013-06-30T00:00:00.000Z","publication_date":"2017-08-22T00:00:00.000Z","cpc_codes":["G09G","G09G","G09G"],"num_claims":10,"abstract":"A LED dimming circuit, configured to control a plurality of LED strings to light up at different moment in a cycle, the circuit includes several sets of LED strings connected in parallel respectively; driving circuits coupled to the LED strings and driving them to light up; control circuits coupled to the driving circuits to control the LED series to light up by inputting pulse width modulated signals to the driving circuits; the control circuit includes a voltage comparator and a delay circuit, the voltage comparator is coupled between the delay circuit and the driving circuit, each delay circuit and each driving circuit are connected in series thereof, the delay circuit converts the pulse width modulated signal to a delay signal, the voltage comparator converts the sine wave signal to a square wave or a rectangular wave signal."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Dimming circuit for LED","description":"A LED dimming circuit, configured to control a plurality of LED strings to light up at different moment in a cycle, the circuit includes several sets of LED strings connected in parallel respectively;","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9743499","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-9743499","citation_suggestion":"Patentable. \"Dimming circuit for LED\" (US-9743499). https://patentable.app/patents/US-9743499","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9743499","json":"https://patentable.app/api/llm-context/US-9743499","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T09:35:20.067Z"}