{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9747913","patent":{"patent_number":"US-9747913","title":"Apparatus and method determining weighting function for linear prediction coding coefficients quantization","assignee":null,"inventors":[],"filing_date":"2015-12-28T00:00:00.000Z","publication_date":"2017-08-29T00:00:00.000Z","cpc_codes":["G10L","G10L","G10L"],"num_claims":12,"abstract":"An apparatus determining a weighting function for line prediction coding coefficients quantization converts a linear prediction coding (LPC) coefficient of an input signal into one of a line spectral frequency (LSF) coefficient and an immitance spectral frequency (ISF) coefficient and determines a weighting function associated with one of an importance of the ISF coefficient and importance of the LSF coefficient using one of the converted ISF coefficient and the converted LSF coefficient."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Apparatus and method determining weighting function for linear prediction coding coefficients quantization","description":"An apparatus determining a weighting function for line prediction coding coefficients quantization converts a linear prediction coding (LPC) coefficient of an input signal into one of a line spectral ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9747913","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-9747913","citation_suggestion":"Patentable. \"Apparatus and method determining weighting function for linear prediction coding coefficients quantization\" (US-9747913). https://patentable.app/patents/US-9747913","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9747913","json":"https://patentable.app/api/llm-context/US-9747913","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T05:19:32.087Z"}