{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9727973","patent":{"patent_number":"US-9727973","title":"Image processing device using difference camera","assignee":null,"inventors":[],"filing_date":"2013-10-19T00:00:00.000Z","publication_date":"2017-08-08T00:00:00.000Z","cpc_codes":["G06T","G06T","G06T","G06T","G06T","G06T","G06V","G06V"],"num_claims":17,"abstract":"A fast and stable image processing system detecting a mark from a differential image is described. The system includes a display displaying a first image and a second image alternately. A camera captures the first image that contains a mark and the second image. An image processing device detects the mark from a non-zero pixel region of a difference image between the first image that is captured and the second image that is captured."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Image processing device using difference camera","description":"A fast and stable image processing system detecting a mark from a differential image is described. The system includes a display displaying a first image and a second image alternately. A camera captu","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9727973","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-9727973","citation_suggestion":"Patentable. \"Image processing device using difference camera\" (US-9727973). https://patentable.app/patents/US-9727973","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9727973","json":"https://patentable.app/api/llm-context/US-9727973","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T07:01:29.753Z"}