{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11300446","patent":{"patent_number":"US-11300446","title":"Optical detection method and optical detection apparatus for fatigue state, and optical detection device","assignee":null,"inventors":[],"filing_date":"2019-11-14T00:00:00.000Z","publication_date":"2022-04-12T00:00:00.000Z","cpc_codes":["A61B","A61B","G06F","A61B"],"num_claims":9,"abstract":"Disclosed are an optical detection method and an optical detection apparatus for a fatigue state of a user, and an optical detection device, this application relates to the field of detection technology, and is for improving accuracy of detection of the fatigue state. An optical detection method includes: irradiating eyes of the user with an infrared light; obtaining an intensity of an infrared light reflected by the eyes of the user; and determining whether the user is in a fatigue state based on the intensity of the reflected infrared light."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Optical detection method and optical detection apparatus for fatigue state, and optical detection device","description":"Disclosed are an optical detection method and an optical detection apparatus for a fatigue state of a user, and an optical detection device, this application relates to the field of detection technolo","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11300446","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-11300446","citation_suggestion":"Patentable. \"Optical detection method and optical detection apparatus for fatigue state, and optical detection device\" (US-11300446). https://patentable.app/patents/US-11300446","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11300446","json":"https://patentable.app/api/llm-context/US-11300446","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T00:17:52.829Z"}