{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11490428","patent":{"patent_number":"US-11490428","title":"Initial access in new radio unlicensed spectrum","assignee":null,"inventors":[],"filing_date":"2019-03-29T00:00:00.000Z","publication_date":"2022-11-01T00:00:00.000Z","cpc_codes":["H04W","H04W","H04L","H04W","H04W","H04W","H04L","H04L"],"num_claims":17,"abstract":"Techniques and examples of design for initial access in New Radio (NR) unlicensed spectrum (NR-U) are described. An apparatus receives from a base station of a wireless network which transmits one or multiple synchronization signal and PBCH blocks (SS/PBCH blocks) whose indices are indicated in a cyclic-wrapped order subject to a result of listen-before-talk (LBT) in NR-U. The apparatus also transmits a random access request on random access channel (RACH) resources allocated by the base station."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Initial access in new radio unlicensed spectrum","description":"Techniques and examples of design for initial access in New Radio (NR) unlicensed spectrum (NR-U) are described. An apparatus receives from a base station of a wireless network which transmits one or ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11490428","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-11490428","citation_suggestion":"Patentable. \"Initial access in new radio unlicensed spectrum\" (US-11490428). https://patentable.app/patents/US-11490428","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11490428","json":"https://patentable.app/api/llm-context/US-11490428","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T17:09:21.485Z"}