Microphone array apparatus having hidden microphone placement and acoustic signal processing apparatus including the microphone array apparatus

摘要

a hidden microphone arrangement structure of microphone array device and the microphone array device and the signal processing device is provided. microphone array device and the direction to the sound of the day, the sound signal can be surrounded by the first microphone and the type of revenge, revenge of the first type of microphone is arranged in the side of the revenge of the second type to the microphone box.