相敏检波 meaning in Chinese
phase sensitive detection
Examples
- Phase sensitive detection
相敏检波 - The design and application of the measuring circuit of inductance sensor base on the soft digital phase sensitivity detection
基于软相敏检波算法的电感传感器测量电路的设计 - This paper developed a micro angular rate gyro based on micro piezoelectric ceramic rod structure instead of the sensitive double - deck structure as well as piezoelectric ceramic strain foils , and designed a phase - sensitive detection circuit
摘要研制了基于微型压电陶瓷棒结构代替双敏感梁结构及压电陶瓷片的微型角速率陀螺，并设计了相敏检波电路。 - Secondly , the noise of the system is analyzed . to improving the signal - to - noise of the system , design the phase sensitive demodulation system which contains three parts : signal channel , reference channel and correlation demodulator
其次,分析了系统各部分的噪声,以提高系统信噪比为原则,设计了由信号通道、参考通道、相关解调器三部分组成的相敏检波系统。 - In the thesis , a signal processing scheme of polarization - insensitive fiber optic michelson interferometric magnetic sensor is described : making the interferometer work near the quadrature with closed loop controlling working point method , the fundamental frequency component of the magnetic field sensing signals can be detected to measure the input direct current ( dc ) magnetic field by phase sensitive demodulation
本文主要介绍了偏振无关光纤michelson干涉型微弱磁场传感器信号处理的方案:通过闭环控制工作点算法使干涉仪工作在正交工作点处,再利用相敏检波算法提取传感器输出信号的基频分量,以测量直流磁场的大小。