{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8520878","patent":{"patent_number":"US-8520878","title":"Microphone unit","assignee":null,"inventors":[],"filing_date":"2010-02-11T00:00:00.000Z","publication_date":"2013-08-27T00:00:00.000Z","cpc_codes":["H04R","H01L","H01L","H01L","H01L","H01L","H04R","H04R","H04R"],"num_claims":15,"abstract":"A microphone unit is provided with an electroacoustic conversion portion that includes a diaphragm vibrated by sound pressure and that converts the sound pressure into electrical signals and a board on which the electroacoustic conversion portion is mounted. In the board, there are provided a board opening portion that is formed to face the diaphragm and locating walls that come in contact with the electroacoustic conversion portion to locate the electroacoustic conversion portion."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Microphone unit","description":"A microphone unit is provided with an electroacoustic conversion portion that includes a diaphragm vibrated by sound pressure and that converts the sound pressure into electrical signals and a board o","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8520878","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-8520878","citation_suggestion":"Patentable. \"Microphone unit\" (US-8520878). https://patentable.app/patents/US-8520878","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8520878","json":"https://patentable.app/api/llm-context/US-8520878","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T16:19:18.037Z"}