| 基于FPGA的信号发生器的设计 |
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| 引用本文： | 贺敬凯.基于FPGA的信号发生器的设计[J].深圳信息职业技术学院学报,2008,6(2):63-66. |
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| 作者姓名： | 贺敬凯 |
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| 作者单位： | 深圳信息职业技术学院电子通信技术系,广东深圳,518029 |
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| 摘 要： | 简要介绍了直接数字频率合成（DDS）的组成及其工作原理，给出了基于Ahera公司的FPGA实现多波形信号发生器的设计过程和电路结构。设计在QuartusII软件中完成，并给出了仿真波形。该设计用FPGA实现，因此有许多优点。比如：在不修改硬件电路的情况下频率可调，波形可以选择正弦、三角等多种波形，且电路结构简单、扩展性好，具有频率范围宽、频率分辨率高、相位连续、切换速度快等优点。
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| 关 键 词： | DDS 多波形 信号发生器 |
Signal generator design based on FPGA |
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| HE Jingkai.Signal generator design based on FPGA[J].Journal of Shenzhen Institute of Information Technology,2008,6(2):63-66. |
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| Authors: | HE Jingkai |
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| Institution: | HE Jingkai ( Department of Electronic Communications Technology, Shenzhen Institute of Information Technology, Shenzhen 518029, P. R. China) |
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| Abstract: | Structure and principle of the DDS electric circuit is introduced. Based on DDS, the design process and electric circuit structure of muhiform waveform generator is discussed. The design and simulation is completed in the platform of Quartus II software and implemented with FPGA. This design features of muhiform waveform and adjustable frequency without any changes of hardware |
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| Keywords: | DDS muhiform profile： signal generator device |
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