{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9706479","patent":{"patent_number":"US-9706479","title":"Frequency retention and reuse","assignee":null,"inventors":[],"filing_date":"2009-08-02T00:00:00.000Z","publication_date":"2017-07-11T00:00:00.000Z","cpc_codes":["H04W","H04W"],"num_claims":21,"abstract":"A wireless device may receive a BA-list from a wireless service provider. Before removing any cell frequencies already stored in the wireless device, the wireless device may determine if the BA-list is complete. If the BA-list is not complete, the cell frequencies already stored in the wireless device may be retained, and the cell frequencies received in the BA-list may be added to the storage. However, if the BA-list is complete, the cell frequencies already stored in the wireless device may be removed if they are not in the BA-list."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Frequency retention and reuse","description":"A wireless device may receive a BA-list from a wireless service provider. Before removing any cell frequencies already stored in the wireless device, the wireless device may determine if the BA-list i","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9706479","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-9706479","citation_suggestion":"Patentable. \"Frequency retention and reuse\" (US-9706479). https://patentable.app/patents/US-9706479","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9706479","json":"https://patentable.app/api/llm-context/US-9706479","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T06:21:11.398Z"}