{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9621319","patent":{"patent_number":"US-9621319","title":"Method for feeding back channel state information in wireless communication system and apparatus therefor","assignee":null,"inventors":[],"filing_date":"2013-06-27T00:00:00.000Z","publication_date":"2017-04-11T00:00:00.000Z","cpc_codes":["H04L","H04B","H04B","H04B","H04B","H04B","H04B","H04B","H04L","H04L","H04L","H04W"],"num_claims":12,"abstract":"A method for feeding back Channel State Information (CSI) using a common subband at a user equipment in a wireless communication system is disclosed. The method includes transmitting first CSI to at least one base station at a first transmission time point according to a first CSI feedback configuration, and transmitting second CSI to the at least one base station at a second transmission time point according to a second CSI feedback configuration, wherein the second CSI is generated based on the common subband when the second transmission time point is within a prescribed SubFrame Threshold (SFT) from the first transmission time point."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Method for feeding back channel state information in wireless communication system and apparatus therefor","description":"A method for feeding back Channel State Information (CSI) using a common subband at a user equipment in a wireless communication system is disclosed. The method includes transmitting first CSI to at l","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9621319","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-9621319","citation_suggestion":"Patentable. \"Method for feeding back channel state information in wireless communication system and apparatus therefor\" (US-9621319). https://patentable.app/patents/US-9621319","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9621319","json":"https://patentable.app/api/llm-context/US-9621319","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T15:33:59.195Z"}