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Home > Wen Yuan (High School Edition) > 2020 No.01 > 基于DDS技术的任意波形信号发生器

  • 基于DDS技术的任意波形信号发生器

    Author(s)：

    石越昌 姚家旸 么士隆

    Publication Title：

    Wen Yuan (High School Edition) 2020 No.01

    Affiliations：

    华北理工大学电气工程学院 河北 唐山 063210

    Abstract：

    DDS是一种全数字化的频率合成器,由相位累加器、波形ROM、D/A转换器和低通滤波器构成.时钟频率给定后,输出信号的频率取决于频率控制字,频率分辨率取决于累加器位数,相位分辨率取决于ROM的地址线位数,幅度量化噪声取决于ROM的数据位字长和D/A转换器位数.所以它不仅能产生正弦、余弦、方波、三角波和锯齿波等常见波形,而且还可以利用各种编辑手段,产生传统函数发生器所不能产生的真正意义上的任意波形.

    Keywords：

    DDS技术;FPGA;任意波形信号发生器

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    [1] 石越昌,姚家旸,么士隆.基于DDS技术的任意波形信号发生器[J].Wen Yuan (High School Edition),2020(01),.

文渊(高中版)
Wen Yuan (High School Edition)

Language: 中文

CN：11-9276/G

ISSN：2096-6288

Publication Frequency: 月刊

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