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介绍AFDX的标准化文档ARINC664系列规范的构成与发展过程,以及国内外在交换式以太网的平台电子应用领域的研究和标准化的进展情况,重点阐述为了适用航空电子“(时间)确定性网络”的需求,相关的规范(主要是ARINC664第7部分)对网络流量控制与调度机制的实时性能保证机制的标准化规定,并展望经过实时性能改造的交换式以太网技术及其标准化工作在我国发展大中型飞机中的应用前景。
This paper introduces the composition and development of the ARINC664 series of standardized documentation of AFDX and the progress of research and standardization in the field of electronic applications of the switched Ethernet platform at home and abroad. The focus is put on the application of the “ ”, And the related specifications (mainly ARINC664 Part 7) standardize the real-time performance assurance mechanism of network traffic control and scheduling mechanism and look forward to the real-time performance-based switching Ethernet technology and its standardization work in China’s development Application prospects in large and medium aircraft.