{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9681240","patent":{"patent_number":"US-9681240","title":"Sound quality adjustment apparatus of approaching vehicle audible system, approaching vehicle audible system simulator, and approaching vehicle audible system","assignee":null,"inventors":[],"filing_date":"2012-10-15T00:00:00.000Z","publication_date":"2017-06-13T00:00:00.000Z","cpc_codes":["H04R","H04R"],"num_claims":19,"abstract":"A sound quality adjustment apparatus of an approaching vehicle audible system that generates a signal of a notification sound, which is emitted from a sounding device provided in an electric vehicle that generates at least part of driving force by use of a motor to the outside of the electric vehicle, is provided with a sound element storage unit that stores sound element data forming an element of the notification sound; a sound-source sound quality extraction unit that analyzes the sound element data so as to extract a characteristic value related to the sound quality of a sound element; a parameter setting unit that obtains a parameter for converting the sound element data in accordance with vehicle information, by use of the characteristic value extracted by the sound-source sound quality extraction unit; and a parameter storage unit that stores the parameter obtained by the parameter setting unit."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Sound quality adjustment apparatus of approaching vehicle audible system, approaching vehicle audible system simulator, and approaching vehicle audible system","description":"A sound quality adjustment apparatus of an approaching vehicle audible system that generates a signal of a notification sound, which is emitted from a sounding device provided in an electric vehicle t","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9681240","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-9681240","citation_suggestion":"Patentable. \"Sound quality adjustment apparatus of approaching vehicle audible system, approaching vehicle audible system simulator, and approaching vehicle audible system\" (US-9681240). https://patentable.app/patents/US-9681240","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9681240","json":"https://patentable.app/api/llm-context/US-9681240","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T05:15:24.864Z"}