{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11252771","patent":{"patent_number":"US-11252771","title":"Duplicate transmission method and related device","assignee":null,"inventors":[],"filing_date":"2019-11-04T00:00:00.000Z","publication_date":"2022-02-15T00:00:00.000Z","cpc_codes":["H04L","H04W","H04L","H04L","H04W","H04W","H04W","H04W"],"num_claims":16,"abstract":"A method includes: receiving, a target serial number transmitted by a second access network device, where the target serial number is obtained based on a first serial number, the first serial number is a serial number of a first RLC SDU successfully received by the second access network device, the first access network device, the second access network device, and a terminal device each include an RLC entity of a split bearer, a transmission mode of the split bearer is duplicate transmission, and the RLC entities of the split bearer are in an acknowledged mode AM; obtaining a second serial number based on the target serial number, where the second serial number is a serial number of a second RLC SDU, and the first RLC SDU is the same as the second RLC SDU; and marking the second serial number as a successfully received state."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Duplicate transmission method and related device","description":"A method includes: receiving, a target serial number transmitted by a second access network device, where the target serial number is obtained based on a first serial number, the first serial number i","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11252771","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-11252771","citation_suggestion":"Patentable. \"Duplicate transmission method and related device\" (US-11252771). https://patentable.app/patents/US-11252771","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11252771","json":"https://patentable.app/api/llm-context/US-11252771","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T03:59:16.959Z"}