{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11477440","patent":{"patent_number":"US-11477440","title":"Image prediction method and apparatus performing intra prediction","assignee":null,"inventors":[],"filing_date":"2019-09-19T00:00:00.000Z","publication_date":"2022-10-18T00:00:00.000Z","cpc_codes":["H04N","H04N","H04N","H04N","H04N","H04N","H04N","H04N","H04N","H04N"],"num_claims":10,"abstract":"An image decoding method according to the present document comprises the steps of: generating a prediction sample for the current block on the basis of an intra prediction mode for the current block and neighboring reference samples; and generating a reconstructed picture for the current block on the basis of the prediction sample, wherein, when the reference sample position indicated by a prediction direction of a directional prediction mode of the current block from the position of the prediction sample is the fractional sample position, the prediction sample is derived from among the neighboring reference samples by interpolating with respect to specific neighboring reference samples located around the fractional sample position, when the specific neighboring reference samples include outer neighboring reference samples located at (2*nW+1, −1) and (2*nW+2, −1) positions, the values of the outer neighboring reference samples are set to be equal to the value of a sample located at (2*nW, −1), and nW may indicate the width of the current block."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Image prediction method and apparatus performing intra prediction","description":"An image decoding method according to the present document comprises the steps of: generating a prediction sample for the current block on the basis of an intra prediction mode for the current block a","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11477440","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-11477440","citation_suggestion":"Patentable. \"Image prediction method and apparatus performing intra prediction\" (US-11477440). https://patentable.app/patents/US-11477440","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11477440","json":"https://patentable.app/api/llm-context/US-11477440","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T10:34:10.113Z"}