{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9781330","patent":{"patent_number":"US-9781330","title":"Focus detection apparatus and control method for focus detection apparatus","assignee":null,"inventors":[],"filing_date":"2015-12-07T00:00:00.000Z","publication_date":"2017-10-03T00:00:00.000Z","cpc_codes":["H04N","H04N","H04N","H04N"],"num_claims":14,"abstract":"A focus detection apparatus includes a focus detection unit configured to detect a focus state in each of a plurality of focus detection regions, an acquisition unit configured to acquire an adjustment value used for adjustment of a detection result, for each of the focus detection regions, and a control unit configured to switch between a first mode and a second mode based on focus states detected in the focus detection regions. In the first mode, the acquisition unit acquires the adjustment values for the focus detection regions, based on a focus state in a specific first focus detection region. In the second mode, the acquisition unit acquires the adjustment value for each of the focus detection regions, based on a focus state detected in each of the focus detection regions."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Focus detection apparatus and control method for focus detection apparatus","description":"A focus detection apparatus includes a focus detection unit configured to detect a focus state in each of a plurality of focus detection regions, an acquisition unit configured to acquire an adjustmen","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9781330","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-9781330","citation_suggestion":"Patentable. \"Focus detection apparatus and control method for focus detection apparatus\" (US-9781330). https://patentable.app/patents/US-9781330","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9781330","json":"https://patentable.app/api/llm-context/US-9781330","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T07:17:46.187Z"}