In this paper, a new first-order all-pass filter is presented.The proposed configuration employs only four NMOS transistors, two diodes, two resistors and one grounded capacitor.

• 摘要本文提出了一个一阶全通滤波器的新架构，所提出的电路结构只使用了四个NMOS电晶体、两个二极体、两个电阻器与一个接地电容器。