{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9791537","patent":{"patent_number":"US-9791537","title":"Time delay estimation apparatus and time delay estimation method therefor","assignee":null,"inventors":[],"filing_date":"2015-05-22T00:00:00.000Z","publication_date":"2017-10-17T00:00:00.000Z","cpc_codes":["G01S","G01S","G01S","G01S","G01S","H04R","H04R","H04R","H04R","H04R"],"num_claims":10,"abstract":"The present invention relates to a time delay estimation device. The time delay estimation device of the present invention includes a sound signal detection unit configured to detect sound signals through a plurality of microphones, a frequency domain conversion unit configured to convert the detected sound signals into signals of a frequency domain, and a time delay estimation unit configured to estimate a time delay on the basis of a slope of a phase difference between the sound signals converted into the frequency domain."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Time delay estimation apparatus and time delay estimation method therefor","description":"The present invention relates to a time delay estimation device. The time delay estimation device of the present invention includes a sound signal detection unit configured to detect sound signals thr","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9791537","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-9791537","citation_suggestion":"Patentable. \"Time delay estimation apparatus and time delay estimation method therefor\" (US-9791537). https://patentable.app/patents/US-9791537","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9791537","json":"https://patentable.app/api/llm-context/US-9791537","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T12:48:54.547Z"}