{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11272296","patent":{"patent_number":"US-11272296","title":"Robust dual membrane microphone","assignee":null,"inventors":[],"filing_date":"2020-08-17T00:00:00.000Z","publication_date":"2022-03-08T00:00:00.000Z","cpc_codes":["H04R","H04R","H04R","H04R","H04R","H04R","H04R","H04R"],"num_claims":17,"abstract":"A dual membrane microphone is disclosed. In an embodiment, a MEMS microphone includes a first membrane, a backplate with a separated central area including a first backplate electrode on a lower portion of the backplate, a second backplate electrode on a upper portion of the backplate and a backplate insulation layer galvanically isolating the first and the second backplate electrodes, a second membrane and a coupling central portion, wherein the first membrane couples mechanically to the separated central area of the backplate in an electrically isolating manner and the separated central area of the backplate couples to the second membrane in an electrically isolating manner."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Robust dual membrane microphone","description":"A dual membrane microphone is disclosed. In an embodiment, a MEMS microphone includes a first membrane, a backplate with a separated central area including a first backplate electrode on a lower porti","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11272296","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-11272296","citation_suggestion":"Patentable. \"Robust dual membrane microphone\" (US-11272296). https://patentable.app/patents/US-11272296","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11272296","json":"https://patentable.app/api/llm-context/US-11272296","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T11:53:52.210Z"}