Different beamforming orders upto 8 are used for different subbands. Signals below 100Hz or above 6KHz are removed.
Demo1: Using two loudspeakers, one playing music, the other speech. The two loudspeakers are positioned in approximately opposite directions, both above the table surface.
mixed(just recording from the mic on the top)
Recreation through headphones (using KEMAR HRTFs): recreated music and speech
Demo2: Same settings as Demo1 except two loudspeakers are closer (about 60 degrees apart).
Recreation through headphones(using KEMAR HRTFs): recreated music and speech (closer)
Demo3: Three persons are talking from three different directions.
Beamforming: Zhiyun Elena Vikas
Recreation through headphones(using KEMAR HRTFs): recreated 3 persons talking
Demo4:
Recreation through headphones(using KEMAR HRTFs): Recreation of a periodic moving sound source