{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9769352","patent":{"patent_number":"US-9769352","title":"Image processing apparatus and method for detecting unique portions periodically distributed in a printed image","assignee":null,"inventors":[],"filing_date":"2016-06-22T00:00:00.000Z","publication_date":"2017-09-19T00:00:00.000Z","cpc_codes":["H04N","H04N","H04N","H04N","G06K","G06T","G06T","H04N"],"num_claims":18,"abstract":"An image processing apparatus for performing a process of detecting a unique portion that occurs periodically in an inspection target image, includes: a dividing unit for dividing a part area of the inspection target image into a plurality of division areas; an averaging unit for changing a phase of the plurality of division areas in the part area and averaging pixel values in each of the plurality of division areas in each of changed phases; an addition unit for adding averaged values in each of the plurality of division areas in each of changed phases; and a setting unit for, with respect to a period λ with which the unique portion of a detection target appears, setting a size S of each of the plurality of division areas in a direction in which the unique portion may appear with the period λ, so as to meet S<λ."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Image processing apparatus and method for detecting unique portions periodically distributed in a printed image","description":"An image processing apparatus for performing a process of detecting a unique portion that occurs periodically in an inspection target image, includes: a dividing unit for dividing a part area of the i","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9769352","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-9769352","citation_suggestion":"Patentable. \"Image processing apparatus and method for detecting unique portions periodically distributed in a printed image\" (US-9769352). https://patentable.app/patents/US-9769352","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9769352","json":"https://patentable.app/api/llm-context/US-9769352","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T11:37:43.434Z"}