{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8514452","patent":{"patent_number":"US-8514452","title":"Image scanning apparatus and image forming apparatus","assignee":null,"inventors":[],"filing_date":"2010-11-02T00:00:00.000Z","publication_date":"2013-08-20T00:00:00.000Z","cpc_codes":["H04N","H04N","H04N","H04N","H04N","H04N"],"num_claims":16,"abstract":"An image scanning apparatus includes an image scanning unit that reads an image from an original sheet by scanning an image-formed surface of the original sheet with light in a main-scanning direction and converting light reflected from the image-formed surface into electricity using a photoelectric conversion element; a shading correction unit that performs shading correction on an image signal created by reading the image from the original sheet; a white member that faces a scanning surface of the image scanning unit; and a reference-white-data creating unit that creates reference white data for the shading correction by scanning a surface of the white member using the image scanning unit; and an interval controlling unit that decreases an interval between a scanning surface of the image scanning unit and a surface of the white member when the reference-white-data creating unit creates the referential white data."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Image scanning apparatus and image forming apparatus","description":"An image scanning apparatus includes an image scanning unit that reads an image from an original sheet by scanning an image-formed surface of the original sheet with light in a main-scanning direction","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8514452","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-8514452","citation_suggestion":"Patentable. \"Image scanning apparatus and image forming apparatus\" (US-8514452). https://patentable.app/patents/US-8514452","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8514452","json":"https://patentable.app/api/llm-context/US-8514452","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T13:41:44.099Z"}