| 1. | Resolve some key problems during the experiment . and receiver radio front end is developed successfully
丘d制出接收机射频前端组件以及供调试信息采集系统用的宽带数字波形产生器。 |
| 2. | A signal generator based on arm7 mcu ( micro controller unit ) is developed with digital waveform synthesis technology
采用数字波形合成技术设计实现了基于arm7单片机的信号发生器系统。 |
| 3. | Bring forward one dds - based two - ram two - channel digital waveform generator which use cpld technology to improve system ' s integration
探讨了一种用cpld实现的基于dds的双ram双通道数字波形发生器的设计。 |
| 4. | Digital waveform generator which use dds ( direct digital synthesize ) technology has many merits like high frequency resolution , good stability and easy to generate signal
基于dds技术的数字波形发生器具有频率分辨率高、稳定性好、可灵活产生多种信号的优点。 |
| 5. | Establishing and analyzing the mathematical model of moa , then developing a portable instrument based on the digital waveform analysis method for on - line monitoring leakage current of moa
分析并建立了moa的数学模型,并研制出一套基于dft数字波形分析法的便携式moa在线监测装置 |
| 6. | The technical characteristics of pulse generating are analyzed , a feasible pulse generating method is given and also the system structure of hardware is presented
本文分析了脉冲发生技术的特点,提出了一套切实可行的脉冲信号的产生方式,并制订出一套实现脉冲/数据数字波形产生的解决方案。 |
| 7. | With the development of digital technology , getting pulse compression signals with direct digital synthesis has been in general use these days . it is widely used to generate pulse compression signal using dds method
随着现代数字技术的发展,直接数字波形合成( dds )的方式获得脉冲压缩信号已为现代雷达普遍采用。 |
| 8. | Here we bring forward one digital waveform generator based on dds technology , use cpld to do hardware design , finish functional and timing synthesize with certain eda tool ' s help
文中设计了一种基于dds技术的数字波形发生器，并在此基础上采用cpld技术来进行硬件设计研究，对电路的数字部分进行了分步设计以及功能仿真和波形仿真。 |
| 9. | Concerning the key technology of phase delay , the principles and its implementation of digital waveform phase delay based on waveform excitation is explained , which has achieved high transmission phase resolution in experimentation
对于相位延时这一关键技术，本文着重阐述了以波形激励为基础的数字波形相位延时的原理和实现，经实验达到了很高的发射延时分辨率。 |
| 10. | Namely it is on - line insulation monitoring . in this thesis by analyzing on - line insulation monitoring transition digital waveform based on fft is brought up . at the on - line monitoring system ' s structure of high voltage electric equipment is introduced emphatically
本文论述了开展绝缘在线工作的重要性和国内外开展此项工作的现状和发展趋势，然后分析了目前绝缘在线监测系统存在的问题，提出了基于傅立叶变换的数字波形分析方法。 |
