{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9712937","patent":{"patent_number":"US-9712937","title":"Sound source separation apparatus and sound source separation method","assignee":null,"inventors":[],"filing_date":"2015-05-19T00:00:00.000Z","publication_date":"2017-07-18T00:00:00.000Z","cpc_codes":["H04S","G10L","H04R","H04S","H04S","H04S"],"num_claims":13,"abstract":"An apparatus of this invention stably separates a sound source even when the relative positional relationship between the sound source and a sound pickup device has changed. This apparatus includes a sound pickup unit configured to pick up sound signals of a plurality of channels, a detector configured to detect a change in a relative positional relationship between a sound source and the sound pickup unit, a phase regulator configured to regulate a phase of the sound signal in accordance with the relative position change amount detected by the detector, a parameter estimator configured to estimate a variance and spatial correlation matrix of a sound source signal as sound source separation parameters with respect to the phase-regulated sound signal, and a sound source separator configured to generate a separation filter from the estimated parameters, and perform sound source separation."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Sound source separation apparatus and sound source separation method","description":"An apparatus of this invention stably separates a sound source even when the relative positional relationship between the sound source and a sound pickup device has changed. This apparatus includes a ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9712937","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-9712937","citation_suggestion":"Patentable. \"Sound source separation apparatus and sound source separation method\" (US-9712937). https://patentable.app/patents/US-9712937","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9712937","json":"https://patentable.app/api/llm-context/US-9712937","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T12:03:41.835Z"}