Car stereo-use pll fm mpx stereo demodulator with pilot canceler .
汽车音响，用锁相环调频立体声盈丰试点解调器对消。
If I delay the demodulator ...... I may get the sound and image .
如果我延迟解调器的话，就能得到声音和画面。
This paper introduces the basic principle of the digital beamforming technique and it 's key techniques . Then the digital if signal , digital quadroture demodulator , the beamformer and the beam controller is primarily discussed .
