{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9838860","patent":{"patent_number":"US-9838860","title":"Methods for efficient wireless communications and communications apparatus utilizing the same","assignee":null,"inventors":[],"filing_date":"2016-01-08T00:00:00.000Z","publication_date":"2017-12-05T00:00:00.000Z","cpc_codes":["H04W","H04W","H04W","H04W","H04W","H04W"],"num_claims":18,"abstract":"A method for efficient wireless communications performed by a communications apparatus includes determining a cell according to a low priority list; and performing an attach procedure to try to attach to the cell for establishing an emergency call through the cell. The low priority list comprises information regarding a public land mobile network (PLMN) identity (ID), tracking area (TA) code, a cell ID and/or a closed subscriber group (CSG) ID of at least one attempted cell through which the communications apparatus has attempted but failed to establish an emergency call."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Methods for efficient wireless communications and communications apparatus utilizing the same","description":"A method for efficient wireless communications performed by a communications apparatus includes determining a cell according to a low priority list; and performing an attach procedure to try to attach","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9838860","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-9838860","citation_suggestion":"Patentable. \"Methods for efficient wireless communications and communications apparatus utilizing the same\" (US-9838860). https://patentable.app/patents/US-9838860","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9838860","json":"https://patentable.app/api/llm-context/US-9838860","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T05:18:07.692Z"}