{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11239887","patent":{"patent_number":"US-11239887","title":"Data transmission method and device","assignee":null,"inventors":[],"filing_date":"2017-02-27T00:00:00.000Z","publication_date":"2022-02-01T00:00:00.000Z","cpc_codes":["H04B","H04B","H04L","H04L","H04L","H04L","H04L","H04L","H04L"],"num_claims":8,"abstract":"A data transmission method and a data transmission device are provided. The data transmission method includes steps of: determining, by a transmitting end, a first precoding matrix and a second precoding matrix, the first precoding matrix being selected from a predefined first codebook, the second precoding matrix being acquired on the basis of CSI; performing, by the transmitting end, precoding processing on a data stream in accordance with the first precoding matrix and the second precoding matrix; and transmitting, by the transmitting end, the data streamed acquired after the precoding processing to a receiving end."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Data transmission method and device","description":"A data transmission method and a data transmission device are provided. The data transmission method includes steps of: determining, by a transmitting end, a first precoding matrix and a second precod","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11239887","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-11239887","citation_suggestion":"Patentable. \"Data transmission method and device\" (US-11239887). https://patentable.app/patents/US-11239887","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11239887","json":"https://patentable.app/api/llm-context/US-11239887","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T06:58:33.412Z"}