{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9800578","patent":{"patent_number":"US-9800578","title":"Handling authentication failures in wireless communication systems","assignee":null,"inventors":[],"filing_date":"2016-10-26T00:00:00.000Z","publication_date":"2017-10-24T00:00:00.000Z","cpc_codes":["H04W","H04L","H04L","H04W","H04L","H04L","H04W","H04W","H04W"],"num_claims":20,"abstract":"A method for handling authentication failures in a wireless communication system includes transmitting, by a user equipment (UE) and via a first cell, a first plurality of messages including at least one of AUTHENTICATION AND CIPHERING FAILURE messages or AUTHENTICATION FAILURE messages, where two or more of the first plurality of messages indicate at least one of synch failure or medium access control (MAC) failure, and where the UE includes at least one of a subscriber identity module (SIM) or universal SIM; receiving at least one of an AUTHENTICATION REJECT message or an AUTHENTICATION AND CIPHERING REJECT message subsequent to transmitting the two or more of the first plurality of messages indicating at least one of synch failure or MAC failure; and in response to receiving the at least one of an AUTHENTICATION REJECT message or an AUTHENTICATION AND CIPHERING REJECT message, transmitting an ATTACH message via a second cell."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Handling authentication failures in wireless communication systems","description":"A method for handling authentication failures in a wireless communication system includes transmitting, by a user equipment (UE) and via a first cell, a first plurality of messages including at least ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9800578","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-9800578","citation_suggestion":"Patentable. \"Handling authentication failures in wireless communication systems\" (US-9800578). https://patentable.app/patents/US-9800578","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9800578","json":"https://patentable.app/api/llm-context/US-9800578","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T12:04:47.502Z"}