{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11282176","patent":{"patent_number":"US-11282176","title":"Image refocusing","assignee":null,"inventors":[],"filing_date":"2017-01-12T00:00:00.000Z","publication_date":"2022-03-22T00:00:00.000Z","cpc_codes":["G06T","G06T","G06T","H04N","H04N","H04N","G06T"],"num_claims":25,"abstract":"A system and method for refocusing an image including determining a point spread function (PSF) according to region of interest (ROI) and pixel depth, and converting the PSF to a gradient domain including differentiating the PSF to reduce nonzero elements in the PSF. The technique spreads intensity of pixels into a circle of confusion per the differentiated PSF. A shape of an optical system or aperture of the imaging device may be considered."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Image refocusing","description":"A system and method for refocusing an image including determining a point spread function (PSF) according to region of interest (ROI) and pixel depth, and converting the PSF to a gradient domain inclu","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11282176","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-11282176","citation_suggestion":"Patentable. \"Image refocusing\" (US-11282176). https://patentable.app/patents/US-11282176","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11282176","json":"https://patentable.app/api/llm-context/US-11282176","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T07:44:27.278Z"}