{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8488219","patent":{"patent_number":"US-8488219","title":"Image reading apparatus","assignee":null,"inventors":[],"filing_date":"2010-08-12T00:00:00.000Z","publication_date":"2013-07-16T00:00:00.000Z","cpc_codes":["H04N","H04N","H04N","H04N","H04N"],"num_claims":17,"abstract":"An image reading apparatus includes: a light source to illuminate an original; a color sensor and a monochrome sensor to receive light reflected from the original illuminated by the light source to output an image signal; an amplifier to amplify the image signal from the color and monochrome sensors; a reflective reference member; and a control circuit to adjust a gain of the amplifier amplifying the image signal from the color sensor that receives light reflected from the reflective member illuminated by the light source, and holds the adjusted gain as a gain setting value for the color sensor, and the control circuit obtains a gain setting value for the monochrome sensor by calculation based on the gain setting value for the color sensor."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Image reading apparatus","description":"An image reading apparatus includes: a light source to illuminate an original; a color sensor and a monochrome sensor to receive light reflected from the original illuminated by the light source to ou","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8488219","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-8488219","citation_suggestion":"Patentable. \"Image reading apparatus\" (US-8488219). https://patentable.app/patents/US-8488219","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8488219","json":"https://patentable.app/api/llm-context/US-8488219","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T11:20:02.333Z"}