{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9709533","patent":{"patent_number":"US-9709533","title":"Method and circuit for determining resonant frequencies of a resonant device","assignee":null,"inventors":[],"filing_date":"2012-12-20T00:00:00.000Z","publication_date":"2017-07-18T00:00:00.000Z","cpc_codes":["G01N"],"num_claims":21,"abstract":"A method determines a resonance frequency of a resonant device. The method includes stimulating the resonant device with a periodic input signal having a frequency in a frequency interval; determining a frequency value for said periodic input signal in said frequency interval for which a phase-difference between said periodic input signal and a corresponding periodic output signal of the resonant device is minimum; generating a flag indicating that a resonance frequency has been determined; and generating signals representing said resonance frequency as a value of the frequency of said periodic input signal."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Method and circuit for determining resonant frequencies of a resonant device","description":"A method determines a resonance frequency of a resonant device. The method includes stimulating the resonant device with a periodic input signal having a frequency in a frequency interval; determining","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9709533","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-9709533","citation_suggestion":"Patentable. \"Method and circuit for determining resonant frequencies of a resonant device\" (US-9709533). https://patentable.app/patents/US-9709533","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9709533","json":"https://patentable.app/api/llm-context/US-9709533","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T03:39:39.849Z"}