phase sensitive demodulator

例句：

1. 1.The phase-sensitive demodulator is used to detect the phase of a signal.
   相位敏感解调器用于检测信号的相位。
2. 2.The phase-sensitive demodulator has been developed to improve the accuracy of radar systems.
   相位敏感解调器已被开发，以提高雷达系统的准确性。
3. 3. The phase-sensitive demodulator can be used to extract information from signals with different frequencies.
   相位敏感解调器可以用于从具有不同频率的信号中提取信息。