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一个超高定时分辨率的脉冲发生器,具有基于实时计算的刺激抑制和错误校正
Hanglin Liu1, Zaiming Fu1, Dexuan Kong1
1School of Automation Engineering, University of Electronic Science and Technology of China, Chengdu 611731, China.
The Review of scientific instruments
|December 8, 2023
概括
一个新的脉冲发生器通过实时波形计算实现了0.1ps的定时分辨率. 这种方法通过注入动和使用数字过器进行错误校正来提高信号完整性,从而实现精确的调制功能.
科学领域:
- 电气工程 电气工程
- 信号处理 信号处理
- 仪器化 仪器化 仪器化
背景情况:
- 在脉冲生成中实现超高的定时分辨率对于先进的电子系统至关重要.
- 传统的方法往往在精度和灵活性方面面临限制.
- 实时波形计算为克服这些挑战提供了一个有希望的途径.
研究的目的:
- 提出和实施一种新的超高定时分辨率脉冲发生器.
- 为了证明波形实时计算方法对精确脉冲生成的有效性.
- 为了实现各种脉冲参数的卓越定时分辨率和精度.
主要方法:
- 使用波形实时计算方法,实时计算和波形样本的过.
- 在波形时间参数中注入动,以抑制波元件和波形刺激.
- 设计互补的数字波器,结合作为法罗波器系数,用于脉冲错误校正.
- 实现基于实时计算方法的脉冲宽度,频率和振幅调制.
主要成果:
- 在2.5 GSPS采样速率下产生0.1 ps定时分辨率的脉冲.
- 实现了脉冲宽度,边缘时间,脉冲周期和通道延迟的计时精度为50ps.
- 证明了计时参数的连续和无故障的变化.
- 实现了一个四通道发电机,指定了最小脉冲宽度,边缘时间,频率和振幅范围.
结论:
- 拟议的波形实时计算方法能够实现前所未有的定时分辨率和脉冲生成的准确性.
- 实现的数字过器有效地纠正波形扭曲,并抑制不必要的刺激.
- 脉冲发生器为调制和连续参数调整提供了高度灵活性,没有故障.
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