导航设备中频数字解调的软件实现 |
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引用本文: | 范扬发,高瑞乾.导航设备中频数字解调的软件实现[J].现代导航,2010,1(5):33-36. |
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作者姓名: | 范扬发 高瑞乾 |
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作者单位: | 陕西凌云电器集团有限公司,陕西宝鸡 721006 |
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摘 要: | 本文简明阐明了导航设备中频数字化解调的数据处理过程,介绍了NCO的软件实现,基于该种导航设备的窄带中频特性,对DSP中的牛顿迭代方根运算作了说明。
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关 键 词: | 导航 NCO DSP 数字中频 数字解调 |
Software Implementation of IF Digital Demodulation in Navigation Equipment |
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Authors: | FAN Yangf GAO Ruiqian |
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Abstract: | A process method about digital IF of navigation equipment is presented. Software implementation of IF digital demodulation of NCO is introduced. Based on IF of narrow band, iterative operation for Newton square root based on DSP is explained. |
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