The thermal noise of resistance includes two parts: bridge resistance and feedback resistance.

电阻的热噪声包含桥路电阻的热噪声和反馈电阻的热噪声。

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The circuit is divided into full bridge module, charge sense amplifier module, correlated double sampling and holding module, closed-loop feedback module, low-pass filter and time controlling module.

检测电路分为全桥平衡模块、电荷放大器模块、信号放大模块、相关双采样模块、采样保持模块、闭环反馈模块、低通滤波模块和数字时序控制模块。

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The inverter uses full bridge topology and SPWM technique. The inverter voltage is controlled by single closed loop feedback based on PID.

逆变器采用全桥型的拓扑结构，利用了SPWM逆变技术，逆变电压控制通过简单的单环反馈实现，控制方法采用PID算法。

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