{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8532057","patent":{"patent_number":"US-8532057","title":"Handover support method using dedicated ranging code","assignee":null,"inventors":[],"filing_date":"2009-06-25T00:00:00.000Z","publication_date":"2013-09-10T00:00:00.000Z","cpc_codes":["H04W","H04W","H04W","H04W"],"num_claims":10,"abstract":"The present invention discloses a variety of methods of supporting handover in a wireless access system. A handover support method according to an embodiment of the present invention includes the steps of: transmitting a handover request message to a first base station (serving base station); receiving a handover response message (UL grant or UL-MAP message) containing authentication information (M) from a second base station (target base station); deriving a dedicated code index (DCI) for instructing a dedicated ranging code by using the authentication information (M); transmitting the dedicated ranging code to the second base station on a non-contention basis; and receiving a ranging response message as a response for the dedicated ranging code."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Handover support method using dedicated ranging code","description":"The present invention discloses a variety of methods of supporting handover in a wireless access system. A handover support method according to an embodiment of the present invention includes the step","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8532057","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-8532057","citation_suggestion":"Patentable. \"Handover support method using dedicated ranging code\" (US-8532057). https://patentable.app/patents/US-8532057","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8532057","json":"https://patentable.app/api/llm-context/US-8532057","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T10:34:36.344Z"}