{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9775214","patent":{"patent_number":"US-9775214","title":"Battery backup system for LED luminaire","assignee":null,"inventors":[],"filing_date":"2014-08-18T00:00:00.000Z","publication_date":"2017-09-26T00:00:00.000Z","cpc_codes":["H02J","H02J","H02J","H02J"],"num_claims":18,"abstract":"An LED light fixture includes a housing, a controller circuit having direct current (DC) and alternating-current (AC) power inputs, a direct-current (DC) power supply unit (PSU) connected to the controller circuit, an alternating-current (AC) PSU connected to the controller circuit, and at least two groups of light emitting diodes (LEDs) operable to emit light, wherein each group includes at least one LED of a first type and at least one LED of a second type. In some embodiments, when the LED light fixture operates in a security mode the controller prevents power from flowing to the AC PSU and allows power to flow to the DC PSU to power only the first type of LEDs of the at least two groups of LEDs to emit a security light."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Battery backup system for LED luminaire","description":"An LED light fixture includes a housing, a controller circuit having direct current (DC) and alternating-current (AC) power inputs, a direct-current (DC) power supply unit (PSU) connected to the contr","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9775214","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-9775214","citation_suggestion":"Patentable. \"Battery backup system for LED luminaire\" (US-9775214). https://patentable.app/patents/US-9775214","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9775214","json":"https://patentable.app/api/llm-context/US-9775214","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T08:35:18.295Z"}