{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9723569","patent":{"patent_number":"US-9723569","title":"Radio communication system, radio base station apparatus, user terminal and radio communication method","assignee":null,"inventors":[],"filing_date":"2012-07-20T00:00:00.000Z","publication_date":"2017-08-01T00:00:00.000Z","cpc_codes":["H04W","H04L","H04W","H04W","H04W","H04W","H04W","H04W","H04W"],"num_claims":7,"abstract":"The present invention is designed to provide a radio communication system which can control uplink transmission power adequately even in an HetNet environment. A radio communication system having a first radio base station apparatus and a second radio base station apparatus that is configured to able to communicate with the first radio base station apparatus is provided; and, in this radio communication system, the first radio base station apparatus has a first communication quality measurement section that measures the received quality of an uplink reference signal transmitted from a user terminal, and generates first received quality information, and a reporting section that reports the first communication quality information to the second radio base station apparatus, and the second radio base station apparatus has a second communication quality measurement section that measures the received quality of the uplink reference signal transmitted from the user terminal, and generates second communication quality information, a correction value determining section that determines a correction value for the transmission power of the user terminal on the uplink based on the first communication quality information and the second communication quality information, and a reporting section that reports the determined correction value to the user terminal."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Radio communication system, radio base station apparatus, user terminal and radio communication method","description":"The present invention is designed to provide a radio communication system which can control uplink transmission power adequately even in an HetNet environment. A radio communication system having a fi","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9723569","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-9723569","citation_suggestion":"Patentable. \"Radio communication system, radio base station apparatus, user terminal and radio communication method\" (US-9723569). https://patentable.app/patents/US-9723569","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9723569","json":"https://patentable.app/api/llm-context/US-9723569","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T06:20:52.192Z"}