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软件化脉冲序列程序器(英文) 被引量:3

A SOFTWARE PULSE PROGRAMMER FOR NUCLEAR MAGNETIC RESONANCE SPECTROMETER
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摘要 在核磁共振谱仪中 ,射频发射通道、接收机以及数据采集等的实时控制是由“脉冲序列器”来完成的 .本文提出了一套可设计任意脉冲序列、由全软件构成的“脉冲序列程序器” ,该软件用Delphi 5实现 ,用户界面简洁直观 .由其产生的脉冲的最小脉宽为 1 .3μs,分辨率为 1 2ns(CPU工作在 3 3 3MHz) Pulse programmer is an essential component in nuclear magnetic resonance spectrometer. In this paper, a pulse programmer, developed using Delphi 5, implemented totally by software will be discussed in detail. It can generate pulses with 12 ns resolution and 1.3 μs minimal width when the CPU clock is 333 MHz. Some experiments will be shown to demonstrate the features of this software pulse programmer.
出处 《波谱学杂志》 CAS CSCD 北大核心 2002年第2期159-165,共7页 Chinese Journal of Magnetic Resonance
基金 高等学校骨干教师资助项目计划
关键词 软件脉冲序列程序器 脉冲序列 核磁共振谱仪 数据采集 软件设计 实时控制 software pulse programmer pulse sequence nuclear magnetic resonance spectrometer
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同被引文献18

  • 1陈志斌,卓家靖.基于单片机和CPLD的嵌入式脉冲发生器设计[J].微计算机信息,2005,21(2):107-108. 被引量:34
  • 2陈琼.一种单片机控制超低频任意信号波形发生器[J].南昌航空工业学院学报,2004,18(3):72-74. 被引量:7
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