{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11997281","patent":{"patent_number":"US-11997281","title":"Image decoding method for coding chroma quantization parameter data, and device for same","assignee":null,"inventors":[],"filing_date":"2020-07-03T00:00:00.000Z","publication_date":"2024-05-28T00:00:00.000Z","cpc_codes":["H04N","H04N","H04N","H04N","H04N","H04N"],"num_claims":4,"abstract":"An image decoding method performed by a decoding device according to the present document is characterized by including the steps of: acquiring chroma quantization parameter data of at least one chroma quantization parameter (QP) mapping table for chroma components; deriving the chroma QP mapping table on the basis of the chroma quantization parameter data; deriving chroma quantization parameters for the chroma components on the basis of the chroma QP mapping table; deriving residual samples for the chroma components on the basis of the chroma quantization parameters; and generating a reconstructed picture on the basis of the residual samples."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Image decoding method for coding chroma quantization parameter data, and device for same","description":"An image decoding method performed by a decoding device according to the present document is characterized by including the steps of: acquiring chroma quantization parameter data of at least one chrom","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11997281","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-11997281","citation_suggestion":"Patentable. \"Image decoding method for coding chroma quantization parameter data, and device for same\" (US-11997281). https://patentable.app/patents/US-11997281","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11997281","json":"https://patentable.app/api/llm-context/US-11997281","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T15:07:19.925Z"}