{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8516275","patent":{"patent_number":"US-8516275","title":"Data structure of multimedia file format, encrypting method and device thereof, and decrypting method and device thereof","assignee":null,"inventors":[],"filing_date":"2012-05-31T00:00:00.000Z","publication_date":"2013-08-20T00:00:00.000Z","cpc_codes":["H04N","H04N","H04N","H04N","H04N","H04N","H04N","H04L","H04N"],"num_claims":8,"abstract":"In a data structure of a multimedia file format, a movie box and a media data box are provided. In each box, a non-encrypted size field, a non-encrypted type field and box data field are provided. In box data of the movie box, information data regarding multimedia data is stored. The multimedia data is encrypted and stored in box data of the media data box. The information data is obtained by referring to the container in the movie box. This information data is held as encryption and encoding information data. By referring to the information data, a data unit of the encrypted multimedia data in the media data box is obtained, and the unit data is decrypted."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Data structure of multimedia file format, encrypting method and device thereof, and decrypting method and device thereof","description":"In a data structure of a multimedia file format, a movie box and a media data box are provided. In each box, a non-encrypted size field, a non-encrypted type field and box data field are provided. In ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8516275","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-8516275","citation_suggestion":"Patentable. \"Data structure of multimedia file format, encrypting method and device thereof, and decrypting method and device thereof\" (US-8516275). https://patentable.app/patents/US-8516275","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8516275","json":"https://patentable.app/api/llm-context/US-8516275","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T08:35:09.747Z"}