{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8515418","patent":{"patent_number":"US-8515418","title":"Mobile roaming prepaid solutions","assignee":null,"inventors":[],"filing_date":"2007-05-03T00:00:00.000Z","publication_date":"2013-08-20T00:00:00.000Z","cpc_codes":["H04W"],"num_claims":31,"abstract":"A client for inclusion in a mobile telephony apparatus barred from international roaming usage, to allow roaming operation thereof according to conditions determined at a home network, the client being configured with: an activation unit configured to switch said client between active and passive states, and a call control unit, operative in said active state, to communicate with a predetermined node at said home network, to facilitate control of said mobile telephony apparatus using said home network determined conditions. There is also provided a server component at the home network to support the client. The system allows CAMEL type services when a prepaid roaming user is roaming in a non-CAMEL enabled network, and even allows these services to be provided when the home network lacks CAMEL enablement."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Mobile roaming prepaid solutions","description":"A client for inclusion in a mobile telephony apparatus barred from international roaming usage, to allow roaming operation thereof according to conditions determined at a home network, the client bein","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8515418","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-8515418","citation_suggestion":"Patentable. \"Mobile roaming prepaid solutions\" (US-8515418). https://patentable.app/patents/US-8515418","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8515418","json":"https://patentable.app/api/llm-context/US-8515418","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T14:47:21.493Z"}