{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9800312","patent":{"patent_number":"US-9800312","title":"Method and terminal for feeding back channel state information","assignee":null,"inventors":[],"filing_date":"2014-03-21T00:00:00.000Z","publication_date":"2017-10-24T00:00:00.000Z","cpc_codes":["H04B","H04B","H04L","H04W","H04B","H04L","H04L"],"num_claims":14,"abstract":"A method and terminal for feeding back channel state information are applied to a 4-antenna system. The method includes: a terminal acquiring channel state information, the terminal performing joint encoding on PMI1 information and RI information into a 4-bit or 5-bit feedback report, or, performing joint encoding on PMI1 information and PMI2 information into a 4-bit feedback report, or, the PMI2 information using 2-bit feedback; and the terminal feeding back the feedback report in a physical uplink control channel."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Method and terminal for feeding back channel state information","description":"A method and terminal for feeding back channel state information are applied to a 4-antenna system. The method includes: a terminal acquiring channel state information, the terminal performing joint e","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9800312","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-9800312","citation_suggestion":"Patentable. \"Method and terminal for feeding back channel state information\" (US-9800312). https://patentable.app/patents/US-9800312","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9800312","json":"https://patentable.app/api/llm-context/US-9800312","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T10:17:05.053Z"}