波谱学杂志

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基于软件无线电技术的核四极矩共振谱仪设计

杨文晖,王慧贤,王铮   

  1. 中国科学院电工研究所,北京 100080
  • 收稿日期:2002-09-02 修回日期:2002-11-12 出版日期:2003-03-05 发布日期:2003-03-05
  • 作者简介:杨文晖(1966-),男,湖南邵阳,硕士,高级工程师,从事核磁共振/核四极矩共振研究

DESIGNING DIGITAL NUCLEAR QUADRUPOLE RESONANCE SPECTROMETER BASED ON SOFRTWARE RADIO TECHNIQUE

YANG Wen-hui, WANG Hui-xian, WANG Zhen   

  1. Institute of Electrical Engineering, The Chinese Academy of Sciences, Beijing 100080, China
  • Received:2002-09-02 Revised:2002-11-12 Online:2003-03-05 Published:2003-03-05
  • About author:Yang Wen-hui, born in 1966, male, graduated from HuaZhong University of Science and Technology in 1989, MD, senior engineer, working in the institute of electrical engineering CAS, do research work about NMR/NQR.

摘要:

介绍了软件无线电技术的基本原理, 分析了全数字化核四极矩共振谱仪的设计要求,讨论了设计时在软件、硬件方面的一些考虑,给出了基于软件无线电技术的全数字化核四极矩共振谱仪设计一个实例.

关键词: 核四极矩共振, 软件无线电, 谱仪, 数字下变频器, 数字信号处理器(DSP)

Abstract:

The basic principles of the software radio technique were introduced. The acquirements for designing a digital nuclear quadrupole resonance spectromet
er were analyzed. Some considerations on using the software radio technique in designing a spectrometer, and particularly a digital nuclear quadrupole resonance spectrometer, were discussed.

Key words: nuclear quadrupole resonance, software radio technique, spectrometer, digital downconvert, digital signal processing (DSP)

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