{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8532298","patent":{"patent_number":"US-8532298","title":"Encryption key distribution method in mobile broadcasting system, and system for the same","assignee":null,"inventors":[],"filing_date":"2009-06-10T00:00:00.000Z","publication_date":"2013-09-10T00:00:00.000Z","cpc_codes":["H04L","G06F","H04L","H04W","H04W","H04L","H04L","H04L","H04L","H04W"],"num_claims":20,"abstract":"An encryption key distribution method for service and content protection in a mobile broadcasting system, and a system for the same which includes generating, by a network, a first encryption key when the broadcast service is first provided; transmitting a generalized rights object message, which includes identification information for identifying the generated first encryption key, to the terminal; generating a second encryption key before the lifetime of the first encryption key expires; and transmitting the generalized rights object message, which includes identification information for identifying the generated second encryption key, to the terminal."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Encryption key distribution method in mobile broadcasting system, and system for the same","description":"An encryption key distribution method for service and content protection in a mobile broadcasting system, and a system for the same which includes generating, by a network, a first encryption key when","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8532298","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-8532298","citation_suggestion":"Patentable. \"Encryption key distribution method in mobile broadcasting system, and system for the same\" (US-8532298). https://patentable.app/patents/US-8532298","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8532298","json":"https://patentable.app/api/llm-context/US-8532298","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T05:12:01.108Z"}