{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9785041","patent":{"patent_number":"US-9785041","title":"Discharge lamp driving device, projector, and discharge lamp driving method","assignee":null,"inventors":[],"filing_date":"2016-04-26T00:00:00.000Z","publication_date":"2017-10-10T00:00:00.000Z","cpc_codes":["H04N","H04N","H04N","H04N"],"num_claims":28,"abstract":"A discharge lamp driving device includes a discharge lamp driving unit configured to supply a driving current to a discharge lamp including electrodes, a controller configured to control the discharge lamp driving unit, and a voltage detection unit configured to detect an inter-electrode voltage of the discharge lamp, in which the controller controls the discharge lamp driving unit so that the driving current includes a hybrid period in which a first period for supplying an AC current with a first frequency to the discharge lamp and a second period for supplying a DC current to the discharge lamp are alternately repeated, in which the first frequency includes a plurality of different frequencies, and in which the controller changes the first frequency on the basis of at least one of the detected inter-electrode voltage and driving power supplied to the discharge lamp."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Discharge lamp driving device, projector, and discharge lamp driving method","description":"A discharge lamp driving device includes a discharge lamp driving unit configured to supply a driving current to a discharge lamp including electrodes, a controller configured to control the discharge","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9785041","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-9785041","citation_suggestion":"Patentable. \"Discharge lamp driving device, projector, and discharge lamp driving method\" (US-9785041). https://patentable.app/patents/US-9785041","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9785041","json":"https://patentable.app/api/llm-context/US-9785041","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T10:12:00.130Z"}