{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11961526","patent":{"patent_number":"US-11961526","title":"Method and apparatus for calculating downmixed signal and residual signal","assignee":null,"inventors":[],"filing_date":"2020-11-25T00:00:00.000Z","publication_date":"2024-04-16T00:00:00.000Z","cpc_codes":["G10L","G10L","G10L","H04S","G10L","G10L"],"num_claims":22,"abstract":"A method and an apparatus for calculating a downmixed signal and a residual signal are provided. According to the method, if a first target frame (a current frame or a previous frame of the current frame) is a switching frame, a to-be-encoded downmixed signal and a to-be-encoded residual signal of the subband corresponding to the preset frequency band in the current frame is calculated based on a switch fade-in/fade-out factor of a second target frame, an initial downmixed signal and an initial residual signal of the preset frequency band."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Method and apparatus for calculating downmixed signal and residual signal","description":"A method and an apparatus for calculating a downmixed signal and a residual signal are provided. According to the method, if a first target frame (a current frame or a previous frame of the current fr","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11961526","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-11961526","citation_suggestion":"Patentable. \"Method and apparatus for calculating downmixed signal and residual signal\" (US-11961526). https://patentable.app/patents/US-11961526","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11961526","json":"https://patentable.app/api/llm-context/US-11961526","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T04:11:16.332Z"}