{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8494484","patent":{"patent_number":"US-8494484","title":"Communication apparatus and communication method for tunnel switching","assignee":null,"inventors":[],"filing_date":"2006-11-01T00:00:00.000Z","publication_date":"2013-07-23T00:00:00.000Z","cpc_codes":["H04W","H04W","H04L","H04L","H04L","H04W","H04W","H04W"],"num_claims":2,"abstract":"A communication apparatus according to the present invention is provided with a mobile station 10, a packet transfer apparatus 50, and an access point 70 which relays between the mobile station 10 and the packet transfer apparatus 50. The cellular side access point 70 transmits a tunnel switch request to the second radio network area, when an authentication processing for establishing a secured connection between the mobile station and the second radio network succeeds, and when the mobile station changes from the first radio network area to the second radio network area."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Communication apparatus and communication method for tunnel switching","description":"A communication apparatus according to the present invention is provided with a mobile station 10, a packet transfer apparatus 50, and an access point 70 which relays between the mobile station 10 and","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8494484","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-8494484","citation_suggestion":"Patentable. \"Communication apparatus and communication method for tunnel switching\" (US-8494484). https://patentable.app/patents/US-8494484","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8494484","json":"https://patentable.app/api/llm-context/US-8494484","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T14:09:56.407Z"}