{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-10530963","patent":{"patent_number":"US-10530963","title":"Shading correction device, electronic apparatus, and shading correction method","assignee":null,"inventors":[],"filing_date":"2017-11-28T00:00:00.000Z","publication_date":"2020-01-07T00:00:00.000Z","cpc_codes":["H04N","H04N"],"num_claims":9,"abstract":"A shading correction device includes a reference acquirer that acquires a reference pixel value W in a captured image of a color measurement reference object, a target pixel value acquirer that acquires a pixel value S in a captured image of a measurement target, a bit shift value acquirer that acquires a bit shift value k2 based on the reference pixel value W, a lookup table storing a variable G2 (=2k1/W>>k2) corresponding to W>>k2, and a calculator that reads the variable G2 corresponding to the reference pixel value W and the bit shift value k2 from the lookup table and calculates a shading correction value Rdec of each pixel in the captured image of the measurement target using Expression (5): and A, B and k1 are integer constants. "},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Shading correction device, electronic apparatus, and shading correction method","description":"A shading correction device includes a reference acquirer that acquires a reference pixel value W in a captured image of a color measurement reference object, a target pixel value acquirer that acquir","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-10530963","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-10530963","citation_suggestion":"Patentable. \"Shading correction device, electronic apparatus, and shading correction method\" (US-10530963). https://patentable.app/patents/US-10530963","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-10530963","json":"https://patentable.app/api/llm-context/US-10530963","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T06:59:59.278Z"}