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用简化的Goertzel来实现正弦基波与谐波

袁越阳 杨崇昌

单片机与嵌入式系统应用2012,Vol.12Issue(8):23-25,33,4.
单片机与嵌入式系统应用2012,Vol.12Issue(8):23-25,33,4.

用简化的Goertzel来实现正弦基波与谐波

Realization of Sine Fundamental Wave and Harmonic with Simplified Goertzel

袁越阳 1杨崇昌1

作者信息

  • 1. 东华大学机械工程学院,上海201620
  • 折叠

摘要

Abstract

By optimization and using look-up table, the arithmetic speed of Goertzel algorithm is improved. The algorithm program of practical application is achieved by C language based on the hardware circuit. Atmel 51 MCU AT89C2051-24SU with 24 MHz oscillator clock frequency, calculates and outputs sine fundamental with certain frequency and the waveform of multiple harmonic.

关键词

Goertzel算法/正弦信号/基波与谐波

Key words

Goertzel algorithm/sine signal/fundamental wave and harmonic

分类

信息技术与安全科学

引用本文复制引用

袁越阳,杨崇昌..用简化的Goertzel来实现正弦基波与谐波[J].单片机与嵌入式系统应用,2012,12(8):23-25,33,4.

单片机与嵌入式系统应用

OACSTPCD

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