{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11250832","patent":{"patent_number":"US-11250832","title":"Feedforward active noise control","assignee":null,"inventors":[],"filing_date":"2018-02-27T00:00:00.000Z","publication_date":"2022-02-15T00:00:00.000Z","cpc_codes":["H04R","H04R"],"num_claims":20,"abstract":"Sound reduction includes receiving a reference signal corresponding to undesired sound present in the target space, and producing, based on the reference signal, a cancelling signal representative of the undesired sound present in the target space. Sound reduction further includes producing, based on the cancelling signal, sound to destructively interfere with the undesired sound present in the target space, and delaying at least one of the reference signal and the cancelling signal to reduce or compensate for runtime differences between signal paths that transfer the reference signal to the target space."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Feedforward active noise control","description":"Sound reduction includes receiving a reference signal corresponding to undesired sound present in the target space, and producing, based on the reference signal, a cancelling signal representative of ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11250832","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-11250832","citation_suggestion":"Patentable. \"Feedforward active noise control\" (US-11250832). https://patentable.app/patents/US-11250832","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11250832","json":"https://patentable.app/api/llm-context/US-11250832","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T09:43:23.952Z"}