{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9621788","patent":{"patent_number":"US-9621788","title":"Focus control device, non-transitory computer readable recording medium having therein program for focus control, and method for focus control","assignee":null,"inventors":[],"filing_date":"2015-11-04T00:00:00.000Z","publication_date":"2017-04-11T00:00:00.000Z","cpc_codes":["G06F","H04N","H04N","H04N"],"num_claims":7,"abstract":"A focus control device includes an acquisition unit that acquires image data of a plurality of first frames, each of the plurality of first frames being captured at each of positions of a lens in an optical axis direction, the positions being different each other; and a movement unit that, when a focusing position of the lens is not determined based on contrast evaluation values for an area to be focused on in the plurality of first frames, determines a direction for moving the area, based on a magnitude of a contrast evaluation value within the area and a position of an area with the contrast evaluation value larger than or equal to a given threshold in each piece of image data of the plurality of first frames or a plurality of second frames newly acquired by the acquisition unit, and moves the area in the determined direction."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Focus control device, non-transitory computer readable recording medium having therein program for focus control, and method for focus control","description":"A focus control device includes an acquisition unit that acquires image data of a plurality of first frames, each of the plurality of first frames being captured at each of positions of a lens in an o","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9621788","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-9621788","citation_suggestion":"Patentable. \"Focus control device, non-transitory computer readable recording medium having therein program for focus control, and method for focus control\" (US-9621788). https://patentable.app/patents/US-9621788","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9621788","json":"https://patentable.app/api/llm-context/US-9621788","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T09:22:01.478Z"}