{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8508653","patent":{"patent_number":"US-8508653","title":"Autofocus control circuit, autofocus control method, and image pickup apparatus","assignee":null,"inventors":[],"filing_date":"2011-09-23T00:00:00.000Z","publication_date":"2013-08-13T00:00:00.000Z","cpc_codes":["H04N","H04N","H04N","H04N","H04N"],"num_claims":15,"abstract":"An autofocus control circuit, includes a focusing unit determining an in-focus location of a subject image based on a contrast evaluation value of a compressed image data under a first environment, and based on a size of the compressed image data under a second environment."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Autofocus control circuit, autofocus control method, and image pickup apparatus","description":"An autofocus control circuit, includes a focusing unit determining an in-focus location of a subject image based on a contrast evaluation value of a compressed image data under a first environment, an","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8508653","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-8508653","citation_suggestion":"Patentable. \"Autofocus control circuit, autofocus control method, and image pickup apparatus\" (US-8508653). https://patentable.app/patents/US-8508653","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8508653","json":"https://patentable.app/api/llm-context/US-8508653","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T20:58:17.905Z"}