| 基于USB的多通道虚拟频谱分析仪 |
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| 引用本文： | 张俊涛,张弛.基于USB的多通道虚拟频谱分析仪[J].仪表技术与传感器,2011(12). |
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| 作者姓名： | 张俊涛 张弛 |
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| 作者单位： | 陕西科技大学,陕西西安,710021 |
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| 摘 要： | 介绍一种基于USB技术的多通道虚拟频谱分析仪的设计.系统以FPGA为主控芯片,采用多通道A/D转换器进行数据采集,USB接口高速传输,LabVIEW编程来实现频谱分析功能.与传统频谱分析仪相比,具有性能稳定、开发成本低、便于重构等优点.系统支持多通道信号同步采样,可完成三相电压监测,功率谱分析等功能.
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| 关 键 词： | 多通道 频谱分析 LabVIEW FPGA USB |
Multi-channel Virtual Spectrum Analyzer Based on USB |
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| ZHANG Jun-Tao
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ZHANG Chi.Multi-channel Virtual Spectrum Analyzer Based on USB[J].Instrument Technique and Sensor,2011(12). |
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| Authors: | ZHANG Jun-Tao ZHANG Chi |
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| Affiliation: | ZHANG Jun-Tao,ZHANG Chi(Shaanxi University of Science and Technology,Xi'an 710021,China) |
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| Abstract: | Design of multi-channel virtual spectrum analyzer based on USB technology was introduced.FPGA is used as the main controller,USB interface was used for transmission and LabVIEW performances the spectrum analyzer's function.Compared with previous spectrum analyzers,there are some advantages in virtual spectrum analyzer,such as more stable and powerful,lower cost and more convenient.Besides,this spectrum analyzer supports multi-channel signal acquisition,it can simultaneously acquires six signal,and can compl... |
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| Keywords: | multi-channel spectral analyze LabVIEW FPGA USB |
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