{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11514688","patent":{"patent_number":"US-11514688","title":"Drowsiness detection system","assignee":null,"inventors":[],"filing_date":"2019-10-22T00:00:00.000Z","publication_date":"2022-11-29T00:00:00.000Z","cpc_codes":["G06V","A61B","A61B","A61B","A61B","A61B","A61B","A61B","A61B","A61B","G06T","G06T","G06V","G06V","G06V","A61B","G06T","G06T"],"num_claims":7,"abstract":"A machine-implemented method for automated detection of drowsiness, which includes receiving from an imaging device directed at the face of an operator a series of images of the face of the operator onto processing hardware, on the processor detecting facial landmarks of the operator from the series of images to determine the level of talking by the operator, the level of yawning of the operator, the PERCLOS of the operator, on the processor detecting the facial pose of the operator from the series of images to determine the level of gaze fixation by the operator, on the processor calculating the level of drowsiness of the operator by ensembling the level of talking by the operator, the level of yawning of the operator, the PERCLOS of the operator and the level of gaze fixation by the operator, and generating an alarm when the calculated level of drowsiness of the operator exceeds a predefined value."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Drowsiness detection system","description":"A machine-implemented method for automated detection of drowsiness, which includes receiving from an imaging device directed at the face of an operator a series of images of the face of the operator o","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11514688","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-11514688","citation_suggestion":"Patentable. \"Drowsiness detection system\" (US-11514688). https://patentable.app/patents/US-11514688","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11514688","json":"https://patentable.app/api/llm-context/US-11514688","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T16:27:50.809Z"}