{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9723674","patent":{"patent_number":"US-9723674","title":"Current driver, LED drive circuit, lighting device and electronic apparatus","assignee":null,"inventors":[],"filing_date":"2016-07-14T00:00:00.000Z","publication_date":"2017-08-01T00:00:00.000Z","cpc_codes":["G02F","G02F"],"num_claims":12,"abstract":"A current driver connected with light emitting diode (LED) bars of the maximum number N of channels and driving LED bars of M channels to be driven, includes: PWM input terminal configured to receive PWM-modulated external dimming pulse having duty cycle with a target light quantity common to the LED bars of the M channels; pulse measurement circuit configured to measure period and pulse width of the external dimming pulse and generate digital period data and pulse width data; interface circuit connected to external processor and configured to receive enable data and phase difference setting data; M current sources of the M channels to be driven and respectively connected with corresponding LED bars, and configured to be On-and-Off-switched in response to internal dimming pulse; and pulse generator configured to generate M internal dimming pulses and distribute the M internal dimming pulses to the M current sources."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Current driver, LED drive circuit, lighting device and electronic apparatus","description":"A current driver connected with light emitting diode (LED) bars of the maximum number N of channels and driving LED bars of M channels to be driven, includes: PWM input terminal configured to receive ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9723674","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-9723674","citation_suggestion":"Patentable. \"Current driver, LED drive circuit, lighting device and electronic apparatus\" (US-9723674). https://patentable.app/patents/US-9723674","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9723674","json":"https://patentable.app/api/llm-context/US-9723674","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T13:37:13.745Z"}