求翻译：数据处理使用数字相敏检波（DPSD）技术和数字滤波技术，DPSD利用和发射信号同频率零相位的正交参考信号分别乘以检测信号[12]，求得检测信号与参考信号的相位差。是什么意思？

Data processing using digital phase-sensitive detector (DPSD) and digital filtering techniques, DPSD use and transmit the signal with the frequency of zero phase quadrature reference signals are multiplied by the detection signal [12], obtained by detecting the phase difference between signal and re

Data processing using digital Sang-min (DPSD plotted) technology and digital filtering technology, DPSD use and launch signals with frequencies of zero-phase quadrature reference signals are multiplied by a detection signal [ 12] with a view to seeking the 相位差 detection signal and reference signal.

The data processing use numeral detects sensitively the (DPSD) technology and the digital filter technology, the DPSD use and the transmitting message same frequency zero phase orthogonal reference signal is multiplied by examination signal (12) separately, obtains the examination signal and the ref

Data processing using digital phase-sensitive detector (DPSD) technology and digital filtering, DPSD using and transmitting signals with frequency zero-phase orthogonal reference signal respectively by multiplying the heartbeat [12], the obtaining of test and reference signals phase difference.

The data processing uses figures quick technology and figure of detecting (DPSD) strain the wave technology, DPSD consults signals and is multiplied by the testing signal [12 ] respectively with and transmission signal and perpendicularity of a phase place of the frequency, it is bad to try to get t