{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9742541","patent":{"patent_number":"US-9742541","title":"User equipment, a radio base station, RBS, and methods therein for transmitting a subframe comprising at least two reference signals, RSS, to the RBS","assignee":null,"inventors":[],"filing_date":"2012-11-14T00:00:00.000Z","publication_date":"2017-08-22T00:00:00.000Z","cpc_codes":["H04L","H04L","H04L","H04L","H04L","H04W"],"num_claims":21,"abstract":"A method in a UE comprises: receiving, from an RBS, information regarding a base sequence and a first phase rotation speed of the base sequence; determining an order, L, of the IFDMA, indicating a spacing between subcarriers over which the base sequence is to be mapped in the frequency domain; generating an RS-specific second phase rotation speed of the base sequence based on a CS pseudo random offset; increasing at least the second phase rotation speed based on L; combining the first and the increased second phase rotation speeds to obtain a third phase rotation speed, and performing phase rotation of the base sequence based on the third phase rotation speed; and mapping the phase rotated base sequence to every L:th subcarrier of the RSs, and transmitting the RSs."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"User equipment, a radio base station, RBS, and methods therein for transmitting a subframe comprising at least two reference signals, RSS, to the RBS","description":"A method in a UE comprises: receiving, from an RBS, information regarding a base sequence and a first phase rotation speed of the base sequence; determining an order, L, of the IFDMA, indicating a spa","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9742541","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-9742541","citation_suggestion":"Patentable. \"User equipment, a radio base station, RBS, and methods therein for transmitting a subframe comprising at least two reference signals, RSS, to the RBS\" (US-9742541). https://patentable.app/patents/US-9742541","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9742541","json":"https://patentable.app/api/llm-context/US-9742541","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T08:02:26.870Z"}