{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9628929","patent":{"patent_number":"US-9628929","title":"Back cavity leakage test for acoustic sensor","assignee":null,"inventors":[],"filing_date":"2014-01-07T00:00:00.000Z","publication_date":"2017-04-18T00:00:00.000Z","cpc_codes":["H04R","H04R","H04R"],"num_claims":26,"abstract":"An acoustic sensor system has an acoustic sensor with a cavity, a cavity leakage, and a cavity pressure. The acoustic sensor system further has a test controller coupled to the acoustic sensor that causes a change in the cavity pressure. A response of the acoustic sensor to the change in the cavity pressure is used to measure the cavity leakage."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Back cavity leakage test for acoustic sensor","description":"An acoustic sensor system has an acoustic sensor with a cavity, a cavity leakage, and a cavity pressure. The acoustic sensor system further has a test controller coupled to the acoustic sensor that ca","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9628929","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-9628929","citation_suggestion":"Patentable. \"Back cavity leakage test for acoustic sensor\" (US-9628929). https://patentable.app/patents/US-9628929","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9628929","json":"https://patentable.app/api/llm-context/US-9628929","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T09:24:28.886Z"}