{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11976942","patent":{"patent_number":"US-11976942","title":"Optical navigation device which can determine dirtiness level of cover or fix multi light pattern issue","assignee":null,"inventors":[],"filing_date":"2022-08-04T00:00:00.000Z","publication_date":"2024-05-07T00:00:00.000Z","cpc_codes":["G01C","G01C","G01N"],"num_claims":5,"abstract":"An auto clean machine, comprising: an optical sensor; a light source, configured to generate a first light pattern; and a processing circuit, configured to determine which light pattern is the first light pattern if the optical sensor senses more than one light pattern. The present invention also discloses an optical navigation device with a first optical sensor and a second optical sensor."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Optical navigation device which can determine dirtiness level of cover or fix multi light pattern issue","description":"An auto clean machine, comprising: an optical sensor; a light source, configured to generate a first light pattern; and a processing circuit, configured to determine which light pattern is the first l","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11976942","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-11976942","citation_suggestion":"Patentable. \"Optical navigation device which can determine dirtiness level of cover or fix multi light pattern issue\" (US-11976942). https://patentable.app/patents/US-11976942","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11976942","json":"https://patentable.app/api/llm-context/US-11976942","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T09:44:02.111Z"}