{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9843882","patent":{"patent_number":"US-9843882","title":"Sound field control system, analysis device, and acoustic device","assignee":null,"inventors":[],"filing_date":"2017-02-13T00:00:00.000Z","publication_date":"2017-12-12T00:00:00.000Z","cpc_codes":["H04S","H04R","H04R"],"num_claims":5,"abstract":"A sound field control system SY according to the present invention is provided with: a sound emission unit 210 which causes a plurality of speakers to emit a test sound; a sound pickup unit 130 which picks up the test sound using a microphone; an analysis unit 150 which compares information indicating a sound emission timing of a test signal sequence for causing the speakers to successively emit the test sound at a prescribed timing with a sound pickup timing of each test sound that has been picked up, and which calculates a time difference between the sound emission timing of each test sound and the sound pickup timing; and a signal processing unit 230 which performs, based on the calculated time difference between the sound emission timing of each test sound and the sound pickup timing, a delay process for a voice signal supplied to each speaker."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Sound field control system, analysis device, and acoustic device","description":"A sound field control system SY according to the present invention is provided with: a sound emission unit 210 which causes a plurality of speakers to emit a test sound; a sound pickup unit 130 which ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9843882","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-9843882","citation_suggestion":"Patentable. \"Sound field control system, analysis device, and acoustic device\" (US-9843882). https://patentable.app/patents/US-9843882","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9843882","json":"https://patentable.app/api/llm-context/US-9843882","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T06:57:43.571Z"}