| 分析直接数字频率合成器相位截断误差的新方法 |
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| 引用本文： | 冯杰 陈世伟. 分析直接数字频率合成器相位截断误差的新方法[J]. 装备指挥技术学院学报, 1997, 8(2): 53-57 |
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| 作者姓名： | 冯杰 陈世伟 |
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| 作者单位： | [1]指挥技术学院研究生队 [2]指挥技术学院基础部 |
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| 摘 要： | 通过分析直接数字频率合成器的工作过程，利用相位截断误差与频率控制截断字的关系，给出了频率控制截断字对杂散的分布及幅度的影响，提出了利用频率截断字计算杂散的方法，从而减小了频率混叠对计算杂散的影响。
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| 关 键 词： | 数字频率合成 相位截断误差 直接式 |
The New Method of Analysis of Phase Truncation Error of Direct Digital Frequency Synthesizer |
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| Feng JieChen Shiwei. The New Method of Analysis of Phase Truncation Error of Direct Digital Frequency Synthesizer[J]. Journal of the Academy of Equipment Command & Technology, 1997, 8(2): 53-57 |
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| Authors: | Feng JieChen Shiwei |
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| Affiliation: | Feng JieChen Shiwei (Postgraduate)(Department of Basic Theories) |
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| Abstract: | This paper analyzes the processing of direct digital frequency Synthesizer and get the relation of phase truncation error and frequency control truncation word. The effects of frequency control truncation word to spurious distribution are given. Also a new method of determination spur by using frequency control truncation word is present. |
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| Keywords: | direct digital frequency synthesizer phase truncation error spur |
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