{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11474578","patent":{"patent_number":"US-11474578","title":"Data exchange using fan unit signal lines","assignee":null,"inventors":[],"filing_date":"2020-06-30T00:00:00.000Z","publication_date":"2022-10-18T00:00:00.000Z","cpc_codes":["G06F","G06F"],"num_claims":20,"abstract":"Data exchange using fan unit signal lines is disclosed, including receiving a pulse width modulated (PWM) signal on a PWM signal line of a fan unit; detecting that a frequency of the PWM signal is outside a frequency range used to control a fan speed of a fan in the fan unit; selecting a data output based on the frequency of the PWM signal; and sending the data output on a tachometric signal line of the fan unit."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Data exchange using fan unit signal lines","description":"Data exchange using fan unit signal lines is disclosed, including receiving a pulse width modulated (PWM) signal on a PWM signal line of a fan unit; detecting that a frequency of the PWM signal is out","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11474578","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-11474578","citation_suggestion":"Patentable. \"Data exchange using fan unit signal lines\" (US-11474578). https://patentable.app/patents/US-11474578","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11474578","json":"https://patentable.app/api/llm-context/US-11474578","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T17:25:59.364Z"}