{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9820214","patent":{"patent_number":"US-9820214","title":"Access control method, base station, user equipment, and mobility management entity","assignee":null,"inventors":[],"filing_date":"2015-06-10T00:00:00.000Z","publication_date":"2017-11-14T00:00:00.000Z","cpc_codes":["H04W","H04W","H04W","H04W","H04W","H04W","H04W","H04W","H04W"],"num_claims":17,"abstract":"The present invention provides an access control method, a base station, user equipment, and a mobility management entity, where the access control method includes: receiving, by the base station, a temporary identifier and a PLMN available indication that are of the UE and sent by the UE; receiving a service request message sent by the UE, and determining a serving MME of the UE according to a GMMEI in the temporary identifier of the UE; and sending the service request message and the PLMN available indication to the serving MME of the UE, so that the serving MME of the UE sends a redirection indication, and the UE registers with an HPLMN of the UE. Therefore, in a network sharing scenario, the UE can select the home PLMN of the UE as a serving PLMN of the UE as early as possible."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Access control method, base station, user equipment, and mobility management entity","description":"The present invention provides an access control method, a base station, user equipment, and a mobility management entity, where the access control method includes: receiving, by the base station, a t","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9820214","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-9820214","citation_suggestion":"Patentable. \"Access control method, base station, user equipment, and mobility management entity\" (US-9820214). https://patentable.app/patents/US-9820214","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9820214","json":"https://patentable.app/api/llm-context/US-9820214","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T08:22:32.250Z"}