{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11949882","patent":{"patent_number":"US-11949882","title":"Image data encoding and decoding","assignee":null,"inventors":[],"filing_date":"2021-07-30T00:00:00.000Z","publication_date":"2024-04-02T00:00:00.000Z","cpc_codes":["H04N","H04N","H04N","H04N","H04N","H04N","H04N","H04N","H04N","H04N"],"num_claims":21,"abstract":"An image encoding apparatus comprises a selector configured to select, from a set of candidate prediction operations each defining at least a prediction direction, a prediction operation for prediction of samples of a current region of a current image, the current region comprising an array of two or more rows and two or more columns of samples; an intra-image predictor configured to derive predicted samples of the current region with respect to one or more of a group of reference samples of the same image in dependence upon a prediction direction, defined by the selected prediction operation, between a current sample to be predicted and a reference position amongst the reference samples; in which, for at least some of the candidate prediction operations, the group of reference samples comprises two or more parallel linear arrays of reference samples disposed at different respective separations from the current region; a detector configured to detect whether samples corresponding to any of the two or more parallel linear arrays of reference samples are unavailable for use in prediction of samples of the current region and, if any of the two or more parallel linear arrays of reference samples are unavailable, to inhibit selection, by the selector, of a candidate prediction operation dependent upon the unavailable reference samples."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Image data encoding and decoding","description":"An image encoding apparatus comprises a selector configured to select, from a set of candidate prediction operations each defining at least a prediction direction, a prediction operation for predictio","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11949882","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-11949882","citation_suggestion":"Patentable. \"Image data encoding and decoding\" (US-11949882). https://patentable.app/patents/US-11949882","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11949882","json":"https://patentable.app/api/llm-context/US-11949882","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T03:57:55.331Z"}