中文说明：这是一个简单的MVDR波束形成器的实现。我们有4个以ULA格式放置的麦克风。
English Description：
This is an implementation of a simple MVDR beamformer. We have 4 microphones which are placed in ULA format. The distance between microphones are 10 cm and the room dimensions are 5m*6m*3m and the sampling frequency is 16Khz. The corresponded noise assumed to be white and the angle of far-field wave is 45 degree.