{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9621782","patent":{"patent_number":"US-9621782","title":"Image capturing apparatus and method for calculating sensitivity ratio of phase difference pixel","assignee":null,"inventors":[],"filing_date":"2014-03-28T00:00:00.000Z","publication_date":"2017-04-11T00:00:00.000Z","cpc_codes":["H04N","H04N","H04N","H04N"],"num_claims":8,"abstract":"An image capturing apparatus includes: an image capturing element in which a plurality of pixels are formed and arranged and phase difference pixels are formed within an effective pixel region; a photographing lens; and a control unit which analyzes a captured image signal by the image capturing element, obtains a phase difference amount from detection signals of two of the phase difference pixels that make a pair, and performs a focusing control of the photographing lens, in which the control unit calculates, as a sensitivity ratio, a ratio of an integration value of light receiving sensitivity of the phase difference pixel within a range of an incident angle of the photographing lens, and an integration value of light receiving sensitivity of a pixel other than the phase difference pixel, and corrects a deviation in light receiving sensitivity between the two phase difference pixels."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Image capturing apparatus and method for calculating sensitivity ratio of phase difference pixel","description":"An image capturing apparatus includes: an image capturing element in which a plurality of pixels are formed and arranged and phase difference pixels are formed within an effective pixel region; a phot","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9621782","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-9621782","citation_suggestion":"Patentable. \"Image capturing apparatus and method for calculating sensitivity ratio of phase difference pixel\" (US-9621782). https://patentable.app/patents/US-9621782","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9621782","json":"https://patentable.app/api/llm-context/US-9621782","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T09:30:04.890Z"}