{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9830919","patent":{"patent_number":"US-9830919","title":"Acoustic signal coding apparatus, acoustic signal decoding apparatus, terminal apparatus, base station apparatus, acoustic signal coding method, and acoustic signal decoding method","assignee":null,"inventors":[],"filing_date":"2016-03-08T00:00:00.000Z","publication_date":"2017-11-28T00:00:00.000Z","cpc_codes":["G10L","G10L"],"num_claims":13,"abstract":"An acoustic signal coding apparatus includes a subband classifier that classifies subbands obtained by dividing a frequency-domain spectrum into a plurality of perceptually important first-category subbands and the other subbands referred to as second-category subbands according to at least one of measures in terms of energy and peak property, a subband peak-algebraic vector quantization (SBP-AVQ) vector generator that generates an SBP-AVQ vector by collecting a maximum peak from each first-category subband, outputs the generated SBP-AVQ vector, and outputs peak position information indicating the positions of the maximum peaks, a bit distributor that distributes bits for AVQ coding to the SBP-AVQ vector and the second-category subband vector, and an AVQ coder that performs AVQ coding on the SBP-AVQ vector and the second-category subband vector."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Acoustic signal coding apparatus, acoustic signal decoding apparatus, terminal apparatus, base station apparatus, acoustic signal coding method, and acoustic signal decoding method","description":"An acoustic signal coding apparatus includes a subband classifier that classifies subbands obtained by dividing a frequency-domain spectrum into a plurality of perceptually important first-category su","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9830919","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-9830919","citation_suggestion":"Patentable. \"Acoustic signal coding apparatus, acoustic signal decoding apparatus, terminal apparatus, base station apparatus, acoustic signal coding method, and acoustic signal decoding method\" (US-9830919). https://patentable.app/patents/US-9830919","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9830919","json":"https://patentable.app/api/llm-context/US-9830919","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T07:20:26.728Z"}