{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11992317","patent":{"patent_number":"US-11992317","title":"Alertness estimation apparatus, alertness estimation method, and computer- readable recording medium","assignee":null,"inventors":[],"filing_date":"2019-02-01T00:00:00.000Z","publication_date":"2024-05-28T00:00:00.000Z","cpc_codes":["A61B","A61B","A61B","A61B","A61B","A61B","G06V","G06V","G06V","G06V","G06V","G06V","G06V","A61B"],"num_claims":14,"abstract":"An alertness estimation apparatus 10, includes: an image extraction unit 11 that extracts an image of a portion including eyes from an image data of a face image of a human; a first alertness estimation unit 12 that estimates a first alertness based on the extracted image; a pulse wave detection unit 13 that determines whether or not the estimated first alertness satisfies a set condition, and detect a pulse wave of the human from the face image, when the first alertness satisfies the set condition; and a second alertness estimation unit 14 that estimates a second alertness of the human based on the detected pulse wave."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Alertness estimation apparatus, alertness estimation method, and computer- readable recording medium","description":"An alertness estimation apparatus 10, includes: an image extraction unit 11 that extracts an image of a portion including eyes from an image data of a face image of a human; a first alertness estimati","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11992317","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-11992317","citation_suggestion":"Patentable. \"Alertness estimation apparatus, alertness estimation method, and computer- readable recording medium\" (US-11992317). https://patentable.app/patents/US-11992317","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11992317","json":"https://patentable.app/api/llm-context/US-11992317","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T16:57:37.841Z"}