{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11251846","patent":{"patent_number":"US-11251846","title":"Communication method, communications apparatus, and system","assignee":null,"inventors":[],"filing_date":"2021-03-02T00:00:00.000Z","publication_date":"2022-02-15T00:00:00.000Z","cpc_codes":["H04B","H04B","H04B","H04B","H04L","H04W"],"num_claims":23,"abstract":"One example method includes receiving first indication information through a higher layer signaling, the first indication information indicating an available codebook subset, receiving downlink control information, determining a precoding matrix corresponding to a transmission precoding matrix indicator (TPMI) and a transmission rank obtained from the downlink control information, where the precoding matrix belongs to the available codebook subset indicated by the first indication information, precoding a signal based on the determined precoding matrix, and sending the precoded signal to a network device."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Communication method, communications apparatus, and system","description":"One example method includes receiving first indication information through a higher layer signaling, the first indication information indicating an available codebook subset, receiving downlink contro","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11251846","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-11251846","citation_suggestion":"Patentable. \"Communication method, communications apparatus, and system\" (US-11251846). https://patentable.app/patents/US-11251846","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11251846","json":"https://patentable.app/api/llm-context/US-11251846","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T01:57:59.640Z"}