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Waveform quick positioning and zooming techniques for a faster response time mass storage data acquisition system
Hao Zeng1, Peng Ye1, Lianping Guo1
1School of Automation Engineering, University of Electronic Science and Technology of China, Chengdu 611731, China.
The Review of Scientific Instruments
|January 3, 2019
Summary
This study introduces a high-speed deep memory oscilloscope system. Waveform quick positioning and zooming techniques significantly enhance system response time and capture rates for detailed signal analysis.
Area of Science:
- Electrical Engineering
- Computer Science
Background:
- Oscilloscopes require deep memory for detailed waveform analysis at high sampling rates.
- Increased memory depth traditionally leads to slower system response times and reduced capture rates.
Purpose of the Study:
- To develop a high-speed deep memory data acquisition system for oscilloscopes.
- To address the trade-off between memory depth and system performance (response time, capture rate).
Main Methods:
- Implemented ultra-high-speed parallel sampling.
- Developed waveform quick positioning and zooming techniques.
- Utilized waveform 3D mapping and display.
Main Results:
- Achieved a real-time sampling rate of 10 GSPS and memory depth of 1 Gpts.
- Significantly improved system response time under deep memory conditions.
- Enabled rapid positioning and display of waveform details with a fast capture rate.
Conclusions:
- Waveform quick positioning and zooming effectively mitigate performance degradation associated with deep memory.
- The proposed system enhances oscilloscope performance for real-time signal data acquisition and analysis.
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