{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9691372","patent":{"patent_number":"US-9691372","title":"Noise suppression device, noise suppression method, and non-transitory computer-readable recording medium storing program for noise suppression","assignee":null,"inventors":[],"filing_date":"2016-03-10T00:00:00.000Z","publication_date":"2017-06-27T00:00:00.000Z","cpc_codes":["G10L","G10L","H04R","G10L"],"num_claims":15,"abstract":"A noise suppression device includes a generator to generate, on basis of phase differences between phases of the signals input from microphones, additional data obtained by rotating the phase differences; an estimator to select one or multiple ranges in association with a direction in which a sound source of a target sound included in the input signals exists at a high probability, and to estimate, on basis of the phase differences and the additional data, a range that is among the selected one or multiple ranges and in which the sound source exists; and an output signal generator configured to generate, on basis of a suppression coefficient set on basis of a result of determination of whether or not the sound source exists in the estimated range, a output signal in which the noise in the input signals is suppressed."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Noise suppression device, noise suppression method, and non-transitory computer-readable recording medium storing program for noise suppression","description":"A noise suppression device includes a generator to generate, on basis of phase differences between phases of the signals input from microphones, additional data obtained by rotating the phase differen","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9691372","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-9691372","citation_suggestion":"Patentable. \"Noise suppression device, noise suppression method, and non-transitory computer-readable recording medium storing program for noise suppression\" (US-9691372). https://patentable.app/patents/US-9691372","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9691372","json":"https://patentable.app/api/llm-context/US-9691372","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T09:54:26.362Z"}