{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-10540972","patent":{"patent_number":"US-10540972","title":"Speech recognition device, speech recognition method, non-transitory recording medium, and robot","assignee":null,"inventors":[],"filing_date":"2018-01-31T00:00:00.000Z","publication_date":"2020-01-21T00:00:00.000Z","cpc_codes":["G10L","G05D","G10L","G10L","G10L","G10L","G10L","G10L"],"num_claims":20,"abstract":"A feature extractor extracts feature quantities from a digitized speech signal and outputs the feature quantities to a likelihood calculator. A distance determiner determines the distance between a user providing speech and a speech input unit. The likelihood calculator selects registered expressions for speech recognition from a recognition target table based on the determined distance, to be used in calculation of likelihoods at the likelihood calculator. The likelihood calculator calculates likelihoods for the selected registered expressions based on the feature quantities extracted by the feature extractor, and outputs one of the registered expressions having the maximum likelihood as a result of speech recognition."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Speech recognition device, speech recognition method, non-transitory recording medium, and robot","description":"A feature extractor extracts feature quantities from a digitized speech signal and outputs the feature quantities to a likelihood calculator. A distance determiner determines the distance between a us","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-10540972","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-10540972","citation_suggestion":"Patentable. \"Speech recognition device, speech recognition method, non-transitory recording medium, and robot\" (US-10540972). https://patentable.app/patents/US-10540972","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-10540972","json":"https://patentable.app/api/llm-context/US-10540972","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T14:57:06.875Z"}