释义 |
lo·ran 英ˈlɔːrˌæn, ˈləʊr-美ˈlɔrˌæn, ˈlor-AHDlôrʹăn', lōrʹ- COCA¹²⁹⁴⁵⁶BNC⁸⁶⁶⁶⁰⁺⁹ 基本例句 n.远距离无线电导航系统¹⁰⁰ Based on the characteristic of Loran- C signals and the structure of Loran-C receiver, the suppression capability of receiver against carrier wave interference CWI is analyzed by mathematical model. 在结合罗兰 C信号特性以及接收机组成结构的基础上,通过数学模型分析了接收机抑制窄带载波干扰的能力。 cnki By analyzing factors of the Loran- C and Bei-Dou Double Star System, the model of the Loran- C, RDSS and WYBD is established severally. 然后研究了影响罗兰 C系统和北斗双星定位系统定位精度的主要误差因素,在此基础上并分别讨论罗兰 C、北斗双星、无源北斗系统误差模型的建立。 cnki Firstly, it introduces the Loran- C system and its principle of work, and analyzes kinds of interference in the received signals of the Loran- C receiver. 简要介绍了罗兰 C导航系统的国内外研究发展动态、罗兰 C系统的组成及工作原理,分析了罗兰 C接收机接收信号中的各种干扰; cnki The result shows that the algorithm has good real-time performance and that positioning precision is more sensitive to Loran- C measurement error than to double- star measurement error. 结果表明,该算法具有较强的实时性,定位精度对于罗兰 C测量误差较为敏感,对双星测量误差相对不敏感。 cnki |