{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8477221","patent":{"patent_number":"US-8477221","title":"Image sensing system and correction method","assignee":null,"inventors":[],"filing_date":"2010-09-21T00:00:00.000Z","publication_date":"2013-07-02T00:00:00.000Z","cpc_codes":["H04N","H04N"],"num_claims":7,"abstract":"An image sensing system comprises an image sensor having an image sensing surface, a filter arranged between the image sensing surface and an optical system which forms an image of an object on the image sensing surface, a sensor configured to detect a luminance of the object in a band in the vicinity of a cutoff wavelength of the filter relative to an average luminance of the object via the optical system, and a corrector configured to execute color shading correction of the image, sensed by the image sensor, using a color shading correction coefficient determined by the relative luminance detected by the sensor."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Image sensing system and correction method","description":"An image sensing system comprises an image sensor having an image sensing surface, a filter arranged between the image sensing surface and an optical system which forms an image of an object on the im","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8477221","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-8477221","citation_suggestion":"Patentable. \"Image sensing system and correction method\" (US-8477221). https://patentable.app/patents/US-8477221","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8477221","json":"https://patentable.app/api/llm-context/US-8477221","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T09:17:26.230Z"}