{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9644886","patent":{"patent_number":"US-9644886","title":"Refrigerator and diagnostic system for the same","assignee":null,"inventors":[],"filing_date":"2011-01-14T00:00:00.000Z","publication_date":"2017-05-09T00:00:00.000Z","cpc_codes":["H04L","H04L","H04L","H04L"],"num_claims":13,"abstract":"Provided are a refrigerator and a diagnostic system for the same. The refrigerator includes a selection unit, a control unit, a modulator, and a sound output unit. The selection unit receives a diagnosis performance command. The control unit generates a control signal including product information when the selection unit receives the diagnosis performance command. The modulator generates a frequency signal according to the control signal generated by the control unit. The sound output unit outputs a sound including the product information according to the frequency signal generated by the modulating unit."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Refrigerator and diagnostic system for the same","description":"Provided are a refrigerator and a diagnostic system for the same. The refrigerator includes a selection unit, a control unit, a modulator, and a sound output unit. The selection unit receives a diagno","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9644886","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-9644886","citation_suggestion":"Patentable. \"Refrigerator and diagnostic system for the same\" (US-9644886). https://patentable.app/patents/US-9644886","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9644886","json":"https://patentable.app/api/llm-context/US-9644886","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T09:52:46.463Z"}