{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11250246","patent":{"patent_number":"US-11250246","title":"Expression recognition device","assignee":null,"inventors":[],"filing_date":"2017-11-27T00:00:00.000Z","publication_date":"2022-02-15T00:00:00.000Z","cpc_codes":["G06V","G06V","G06T","G06V","G06V","G06V"],"num_claims":7,"abstract":"An expression recognition device includes processing circuitry to acquire an image; extract a face area of a person from the acquired image and obtaining a face image added with information of the face area; extract one or more face feature points on a basis of the face image; determine a face condition representing a state of a face in the face image depending on reliability of each of the extracted face feature points; determine a reference point for extraction of a feature amount used for expression recognition from among the extracted face feature points depending on the determined face condition; extract the feature amount on a basis of the determined reference point; recognize a facial expression of the person in the face image using the extracted feature amount; and output information related to a recognition result of the facial expression of the person in the face image."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Expression recognition device","description":"An expression recognition device includes processing circuitry to acquire an image; extract a face area of a person from the acquired image and obtaining a face image added with information of the fac","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11250246","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-11250246","citation_suggestion":"Patentable. \"Expression recognition device\" (US-11250246). https://patentable.app/patents/US-11250246","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11250246","json":"https://patentable.app/api/llm-context/US-11250246","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T04:18:47.217Z"}