{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8542648","patent":{"patent_number":"US-8542648","title":"Random access channel frequency diversity","assignee":null,"inventors":[],"filing_date":"2009-01-07T00:00:00.000Z","publication_date":"2013-09-24T00:00:00.000Z","cpc_codes":["H04W","H04L","H04L","H04L","H04L"],"num_claims":4,"abstract":"The present invention provides a method of transmitting on a random access channel in a radio communication system. In a single time slot there are enabled at least two different radio frequencies for transmission on the random access channel. Only one frequency is selected for transmission in the same time slot. A random access preamble is then transmitted on the selected random access channel in the time slot."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Random access channel frequency diversity","description":"The present invention provides a method of transmitting on a random access channel in a radio communication system. In a single time slot there are enabled at least two different radio frequencies for","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8542648","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-8542648","citation_suggestion":"Patentable. \"Random access channel frequency diversity\" (US-8542648). https://patentable.app/patents/US-8542648","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8542648","json":"https://patentable.app/api/llm-context/US-8542648","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T06:22:35.873Z"}