{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8504359","patent":{"patent_number":"US-8504359","title":"Method and apparatus for speech recognition using domain ontology","assignee":null,"inventors":[],"filing_date":"2009-09-01T00:00:00.000Z","publication_date":"2013-08-06T00:00:00.000Z","cpc_codes":["G10L","G10L"],"num_claims":14,"abstract":"A speech recognition method using a domain ontology includes: constructing domain ontology DB; forming a speech recognition grammar using the formed domain ontology DB; extracting a feature vector from a speech signal; modeling the speech signal using an acoustic model. The method performs speech recognition by using the acoustic model, the speech recognition dictionary and the speech recognition grammar on the basis of the feature vector."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Method and apparatus for speech recognition using domain ontology","description":"A speech recognition method using a domain ontology includes: constructing domain ontology DB; forming a speech recognition grammar using the formed domain ontology DB; extracting a feature vector fro","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8504359","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-8504359","citation_suggestion":"Patentable. \"Method and apparatus for speech recognition using domain ontology\" (US-8504359). https://patentable.app/patents/US-8504359","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8504359","json":"https://patentable.app/api/llm-context/US-8504359","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T17:15:38.919Z"}