{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8521477","patent":{"patent_number":"US-8521477","title":"Method for separating blind signal and apparatus for performing the same","assignee":null,"inventors":[],"filing_date":"2010-12-17T00:00:00.000Z","publication_date":"2013-08-27T00:00:00.000Z","cpc_codes":["G10L","G10L"],"num_claims":8,"abstract":"A method for separating a blind signal includes: converting mixed signals of a time domain collected by using a plurality of sensors into mixed signals of a frequency domain; calculating a separation filter from the mixed signals which have been converted into those of the frequency domain; calculating an inverse filter of the separation filter; calculating the difference in phase between the respective sensors from the calculated inverse filter; permutation-sorting the separation filter by using the calculated phase difference; and separating the mixed signals of the frequency domain by using the permutation-sorted separation filter."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Method for separating blind signal and apparatus for performing the same","description":"A method for separating a blind signal includes: converting mixed signals of a time domain collected by using a plurality of sensors into mixed signals of a frequency domain; calculating a separation ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8521477","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-8521477","citation_suggestion":"Patentable. \"Method for separating blind signal and apparatus for performing the same\" (US-8521477). https://patentable.app/patents/US-8521477","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8521477","json":"https://patentable.app/api/llm-context/US-8521477","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T21:22:11.250Z"}