phase sensitive detector

基本解釋

Phase sensitive detector is designed to convert the weak AC signal into DC signal that is necessary for the data acquisition card.
這兩部分電路能將微弱交流低頻信號轉換成數(shù)據(jù)采集卡輸入端所需要的直流信號。
Based on synchronization filter, active filter and phase-sensitive detector, a new type of lock-in amplifier (LIA) was developed for avionic receiving system.
在航電接收系統(tǒng)方面，研發(fā)了基于同步濾波器、有源濾波器和相敏檢測器相結合的新型正交。
The article relates that the tool's measurement precision has been improved by applying cycling acquisition method, self calibration function and phase-sensitive detector.
本文敘述了采用循環(huán)采集法、自刻度功能、相敏檢波等方法提高了儀器的測量精度；