{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9621394","patent":{"patent_number":"US-9621394","title":"Method for determining at least one filter of a filter bank of a transmission or coding system, corresponding device and computer program","assignee":null,"inventors":[],"filing_date":"2013-11-19T00:00:00.000Z","publication_date":"2017-04-11T00:00:00.000Z","cpc_codes":["H04L","H04L","H04L"],"num_claims":19,"abstract":"A method is provided for determining at least one filter of a filter bank in a transmission or coding system, on the basis of a prototype filter p. The method includes determining coefficients p[k] of the prototype filter p, of length L equal to N, from Δ angle parameters θi, for 0≦i≦Δ−1, expressed on the basis of a polynomial function ƒ(x), also referred to as a compact representation, such that:"},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Method for determining at least one filter of a filter bank of a transmission or coding system, corresponding device and computer program","description":"A method is provided for determining at least one filter of a filter bank in a transmission or coding system, on the basis of a prototype filter p. The method includes determining coefficients p[k] of","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9621394","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-9621394","citation_suggestion":"Patentable. \"Method for determining at least one filter of a filter bank of a transmission or coding system, corresponding device and computer program\" (US-9621394). https://patentable.app/patents/US-9621394","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9621394","json":"https://patentable.app/api/llm-context/US-9621394","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T06:41:37.092Z"}