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Application of Coherent Sampling Technology in Mixed-Signal Module Calibration
Author(s): WU Dan
Pages: 142-
144
Year: 2012
Issue:
6
Journal: Computer and Digital Engineering
Keyword: 相干性; 采样; 重构; 混合信号; 校准;
Abstract: 文章介绍了混合信号测试中采样和重构的原理,针对相干采样技术进行了深入的研究,分析了采样周期、采样点、相干频率和采样频率的关系.同时以ASL3000集成电路测试系统为背景,利用相干采样理论建立、产生重构信号,实现了对集成电路测试系统任意波形发生器的精确校准.校准结果表明.该校准装置及校准方法能够满足集成电路测试系统任意波形发生器的校准要求.
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