| 星间异步通信链路的误码率测试技术 |
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| 作者姓名： | 刘磊 常青 李军 习清伶 |
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| 作者单位： | 北京航空航天大学;中国空间技术研究院西安分院; |
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| 摘 要： | 误码率是星间链路通信系统中的一个重要指标。文章提出了适用于星间双向异步通信链路直传、转发模式的误码率测试方法，通过串口一网口转换方案实现了对多节点的星间通信链路进行数据传输误码率检测。设计了双向异步信道传输误码分析算法并利用软件实现，提供对星间链路多种码型、多种传输帧协议的误码率测试功能，能够给出双向异步信道传输误码的详细参数，分析星间双向异步通信链路的误码成因。
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| 关 键 词： | 星间通信链路 双向异步信道 误码率测试 |
Bit Error Rate Testing Technology for the Inter-Satellite Link |
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| Authors: | Liu Lei Chang Qing Li Jun Xi Qingling |
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| Institution: | 1.Beijing University of Aeronautics ＆ Astronautics, Beijing 100083; 2. China Acadumy of Space Technology(Xi＇an) , Xi＇an 710000) |
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| Abstract: | Bit error rate(BER) is a key parameter of the inter-satellite communication system.BER testing method is put forward for direct transfer mode and relaying transfer mode of inter-satellite bidirectional asynchronous communication link.Using RS232-Ethernet unit,BER testing for inter-satellite multi-node communication link is realized.In the paper,BER analysis algorithm for bidirectional asynchronous communication link is researched and developed.BER analysis software can support multiplicate code types,multip... |
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| Keywords: | Inter-satellite link Bidirectional asynchronous communication channel Bit error rate |
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