{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9674609","patent":{"patent_number":"US-9674609","title":"Speaker device and audio signal processing method","assignee":null,"inventors":[],"filing_date":"2014-08-19T00:00:00.000Z","publication_date":"2017-06-06T00:00:00.000Z","cpc_codes":["H04S","H04R","H04R","H04R","H04R","H04S","H04S","H04R","H04R","H04R","H04S","H04S","H04S","H04S"],"num_claims":29,"abstract":"A speaker apparatus includes an input portion to which audio signals of a plurality of channels are input, a plurality of speakers, a directivity controlling portion that delays the audio signals of the plurality of channels input to the input portion and distributes the delayed audio signals to the plurality of speakers so that the plurality of speakers output a plurality of sound beams, and a localization adding portion that applies a filtering processing based on a head-related transfer function to at least one of the audio signals of the plurality of channels input to the input portion and inputs the processed audio signal to the plurality of speakers."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Speaker device and audio signal processing method","description":"A speaker apparatus includes an input portion to which audio signals of a plurality of channels are input, a plurality of speakers, a directivity controlling portion that delays the audio signals of t","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9674609","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-9674609","citation_suggestion":"Patentable. \"Speaker device and audio signal processing method\" (US-9674609). https://patentable.app/patents/US-9674609","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9674609","json":"https://patentable.app/api/llm-context/US-9674609","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T17:45:38.623Z"}