{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11974218","patent":{"patent_number":"US-11974218","title":"Access network selection","assignee":null,"inventors":[],"filing_date":"2018-03-29T00:00:00.000Z","publication_date":"2024-04-30T00:00:00.000Z","cpc_codes":["H04W","H04W","H04W","H04W"],"num_claims":14,"abstract":"A method of operating a wireless routing device to control access to a voice communication service by a mobile device connected to a wireless local area network (WLAN) of the wireless routing device, the mobile device having a cellular network interface and a non-cellular wireless network interface, the method including identifying a request from the mobile device to a cellular network gateway of the cellular network for access to the voice communication service; performing a process prior to forwarding the request to the cellular network gateway comprising: calculating a quality score for a non-cellular wireless link between the mobile device and the cellular network gateway for accessing the voice communication service; requesting observed network information from the mobile device; and comparing the quality of the non-cellular wireless network link against the respective quality of at least one alternative network observed by the mobile device; and if the quality of the non-cellular wireless network link is greater than the quality of an available alternative network; allowing the request to proceed to the cellular network gateway; if the quality of at least one of the alternative networks is higher than the non-cellular wireless network link, rejecting the voice service request."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Access network selection","description":"A method of operating a wireless routing device to control access to a voice communication service by a mobile device connected to a wireless local area network (WLAN) of the wireless routing device, ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11974218","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-11974218","citation_suggestion":"Patentable. \"Access network selection\" (US-11974218). https://patentable.app/patents/US-11974218","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11974218","json":"https://patentable.app/api/llm-context/US-11974218","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T14:42:22.807Z"}