{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-10482894","patent":{"patent_number":"US-10482894","title":"Dereverberation device and hearing aid","assignee":null,"inventors":[],"filing_date":"2019-02-19T00:00:00.000Z","publication_date":"2019-11-19T00:00:00.000Z","cpc_codes":["G10L","G10L","G10L","G10L","H04R","H04R","H04R"],"num_claims":7,"abstract":"A dereverberation device includes an input instantaneous value calculation unit configured to calculate an input instantaneous value based on an input signal; a reverberation estimation unit configured to calculate a moving average of the input instantaneous value as a reverberation component; a gain calculation unit configured to calculate, with the input instantaneous value and the reverberation component, a first gain as a basic gain for the input signal; a gain suppression control unit configured to calculate, according to a ratio between the input instantaneous value and the reverberation component, a second gain changing within a range between a predetermined lower limit and a predetermined upper limit, thereby outputting a larger one of the first gain or the second gain as a third gain; and a gain processing unit configured to multiply the input signal by the third gain."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Dereverberation device and hearing aid","description":"A dereverberation device includes an input instantaneous value calculation unit configured to calculate an input instantaneous value based on an input signal; a reverberation estimation unit configure","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-10482894","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-10482894","citation_suggestion":"Patentable. \"Dereverberation device and hearing aid\" (US-10482894). https://patentable.app/patents/US-10482894","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-10482894","json":"https://patentable.app/api/llm-context/US-10482894","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T23:04:35.710Z"}