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Research on a new NAVTEX system
Author(s):
JIANG Tao
,
MA Hong-li
,
LIU Lu
Pages:
16
-
18
Year:
2005
Issue:
8
Journal:
INFORMATION TECHNOLOGY
Keyword:
NAVTEX
;
扩展频谱
;
数字科斯塔斯环
;
无线电导航
;
Abstract:
研究了新型NAVTEX系统的部分技术参数和技术指标,探讨了系统的信源以及编码方式,信号的技术格式,解扩解调环路的数学模型,伪随机码定位原理.设计了仿真模型,进行了仿真实验.实验结果表明新型系统比原系统提高了信息传输速率,降低误码率.
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