{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-10534249","patent":{"patent_number":"US-10534249","title":"Control apparatus, projection display apparatus and non-transitory computer-readable storage medium","assignee":null,"inventors":[],"filing_date":"2018-08-30T00:00:00.000Z","publication_date":"2020-01-14T00:00:00.000Z","cpc_codes":["H04N","H04N","H04N"],"num_claims":9,"abstract":"A control apparatus includes a calculator that calculates a target dimming rate of a projection display apparatus based on a feature quantity of image data, a diaphragm controller that controls a diaphragm position of a diaphragm based on a target diaphragm position corresponding to the target dimming rate, and a light source controller that controls a light quantity of a light source based on the target dimming rate and a dimming rate of the diaphragm at least until the diaphragm position of the diaphragm matches the target diaphragm position."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Control apparatus, projection display apparatus and non-transitory computer-readable storage medium","description":"A control apparatus includes a calculator that calculates a target dimming rate of a projection display apparatus based on a feature quantity of image data, a diaphragm controller that controls a diap","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-10534249","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-10534249","citation_suggestion":"Patentable. \"Control apparatus, projection display apparatus and non-transitory computer-readable storage medium\" (US-10534249). https://patentable.app/patents/US-10534249","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-10534249","json":"https://patentable.app/api/llm-context/US-10534249","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T18:35:33.818Z"}