{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-10530335","patent":{"patent_number":"US-10530335","title":"Acoustic wave filter device, radio-frequency front-end circuit, and communication apparatus","assignee":null,"inventors":[],"filing_date":"2019-02-25T00:00:00.000Z","publication_date":"2020-01-07T00:00:00.000Z","cpc_codes":["H04B","H04B","H04B"],"num_claims":19,"abstract":"A filter includes a series-arm resonator connected to a path connecting input/output terminals, and first and second parallel-arm resonators connected between the same node on the path and ground. A resonant frequency of the second parallel-arm resonator is higher than a resonant frequency of the first parallel-arm resonator, and an anti-resonant frequency of the second parallel-arm resonator is higher than an anti-resonant frequency of the first parallel-arm resonator. The second parallel-arm resonator includes an IDT electrode that excites an acoustic wave, and does not include a reflector."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Acoustic wave filter device, radio-frequency front-end circuit, and communication apparatus","description":"A filter includes a series-arm resonator connected to a path connecting input/output terminals, and first and second parallel-arm resonators connected between the same node on the path and ground. A r","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-10530335","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-10530335","citation_suggestion":"Patentable. \"Acoustic wave filter device, radio-frequency front-end circuit, and communication apparatus\" (US-10530335). https://patentable.app/patents/US-10530335","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-10530335","json":"https://patentable.app/api/llm-context/US-10530335","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T04:20:37.970Z"}