{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9728179","patent":{"patent_number":"US-9728179","title":"Calibration and stabilization of an active noise cancelation system","assignee":null,"inventors":[],"filing_date":"2015-10-16T00:00:00.000Z","publication_date":"2017-08-08T00:00:00.000Z","cpc_codes":["H04R","H04R","H04R"],"num_claims":5,"abstract":"A method of calibrating an earphone may include: securing an ANC earphone to a calibration fixture, the calibration fixture including an ear model configured to support the ANC earphone, the ear model having an ear canal configured to anatomically resemble a human ear canal and a concha configured to anatomically resemble a human ear concha, the ear canal extending from the concha to an inner end of the ear canal; generating, with the ANC earphone, an audio signal based on a reference tone; determining a characteristic of the audio signal; comparing the characteristic of the audio signal to a previously determined reference characteristic; and adjusting a gain value of the ANC earphone based on the comparing. Additional methods and apparatus are also disclosed."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Calibration and stabilization of an active noise cancelation system","description":"A method of calibrating an earphone may include: securing an ANC earphone to a calibration fixture, the calibration fixture including an ear model configured to support the ANC earphone, the ear model","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9728179","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-9728179","citation_suggestion":"Patentable. \"Calibration and stabilization of an active noise cancelation system\" (US-9728179). https://patentable.app/patents/US-9728179","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9728179","json":"https://patentable.app/api/llm-context/US-9728179","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T06:24:02.513Z"}