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半双工链路中基于捎带确认的可靠传输方法、设备及介质

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10Claims · 3 independent
§ Ⅰ

Dossier Overview

Inventor

周由; 金涛; 邓涛; 邓江华

Filing Date

Sep 17, 2026

Publication Date

Oct 20, 2026

IPC Classification

H04L 1/1867 (2023.01)H04L 1/1607 (2023.01)H04L 5/16 (2006.01)H04B 10/114 (2013.01)

本发明公开了半双工链路中基于捎带确认的可靠传输方法、设备及介质,涉及通信技术领域。该方法包括:响应于接收到有效载荷,构造链路层帧,所述链路层帧中包含发送序号和接收确认序号;将所述链路层帧发送至半双工物理链路,并启动应答等待计时;在超时前接收到对端返回的帧时,提取对端返回的帧携带的接收确认序号;若所述接收确认序号等于本端最近一次发送的链路层帧的发送序号,则确认已被正确接收并推进本端发送序号;若不相等,则维持发送序号不变并重传;若超时后仍未接收到对端返回的帧,则维持发送序号不变并重传。本发明能够在半双工链路上实现机载消息信号的可靠传输。

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