Introduce a relatively small typical capacitance measurement circuit and its basic principle, the use of digital signal processing technology to achieve small capacitance measurement method.
介绍了比较典型的微小电容测量电路及其基本原理，提出了采用数字信号处理技术实现微小电容的测量方法。
The double resonance method for the measurement of small capacitance is presented. The effects of the distribution capacitance can be greatly reduced.
提出一种两次谐振的小电容测试方法，它能有效地抑制分布电容的影响。
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