{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-10469938","patent":{"patent_number":"US-10469938","title":"Diaphragm ported tweeter","assignee":null,"inventors":[],"filing_date":"2018-12-19T00:00:00.000Z","publication_date":"2019-11-05T00:00:00.000Z","cpc_codes":["H04R","H04R","H04R","H04R","H04R","H04R","H04R","H04R","H04R","H04R","H04R"],"num_claims":20,"abstract":"A diaphragm ported tweeter includes a ring structure having an upper portion and a lower portion, and a dome-shaped diaphragm having a periphery secured to the upper portion of the ring structure and a concentrically positioned aperture at an apex of the dome-shaped diaphragm. The diaphragm ported tweeter also includes an acoustic duct having an open first end coupled to the aperture and a second open end extending away from the aperture. The diaphragm ported tweeter is configured as a Helmholtz resonator to increase an output level over a range of frequencies."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Diaphragm ported tweeter","description":"A diaphragm ported tweeter includes a ring structure having an upper portion and a lower portion, and a dome-shaped diaphragm having a periphery secured to the upper portion of the ring structure and ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-10469938","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-10469938","citation_suggestion":"Patentable. \"Diaphragm ported tweeter\" (US-10469938). https://patentable.app/patents/US-10469938","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-10469938","json":"https://patentable.app/api/llm-context/US-10469938","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T15:57:32.699Z"}