{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9805716","patent":{"patent_number":"US-9805716","title":"Apparatus and method for large vocabulary continuous speech recognition","assignee":null,"inventors":[],"filing_date":"2016-02-12T00:00:00.000Z","publication_date":"2017-10-31T00:00:00.000Z","cpc_codes":["G10L","G10L","G10L","G10L"],"num_claims":15,"abstract":"Provided is an apparatus for large vocabulary continuous speech recognition (LVCSR) based on a context-dependent deep neural network hidden Markov model (CD-DNN-HMM) algorithm. The apparatus may include an extractor configured to extract acoustic model-state level information corresponding to an input speech signal from a training data model set using at least one of a first feature vector based on a gammatone filterbank signal analysis algorithm and a second feature vector based on a bottleneck algorithm, and a speech recognizer configured to provide a result of recognizing the input speech signal based on the extracted acoustic model-state level information."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Apparatus and method for large vocabulary continuous speech recognition","description":"Provided is an apparatus for large vocabulary continuous speech recognition (LVCSR) based on a context-dependent deep neural network hidden Markov model (CD-DNN-HMM) algorithm. The apparatus may inclu","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9805716","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-9805716","citation_suggestion":"Patentable. \"Apparatus and method for large vocabulary continuous speech recognition\" (US-9805716). https://patentable.app/patents/US-9805716","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9805716","json":"https://patentable.app/api/llm-context/US-9805716","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T10:21:22.708Z"}