| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a microphone array arrangement structure and the like in a compartment capable of improving a sound decomposition performance. <P>SOLUTION: A microphone array arrangement structure 100 in a compartment 150 comprises plural microphones 11, 12, 13, 14. The plural microphones 11, 12, 13, 14 are arranged in a projection curve form LM, and the plural microphones 11, 12, 13, 14 includes the first microphone 11, and a direction DR1 of a shaft of the first microphone 11 is directed to a mouth 171 of a driver 170. The microphone array arrangement structure 100 further comprises covers 30, 31, 33 housing the plural microphones 11, 12, 13, 14 and having plural holes 21, 22, 23, 24. Surfaces of the covers 30, 31, 33 form a projection curve form LC, and the plural microphones 11, 12, 13, 14 are fixed to the inside of the covers 31, 33 corresponding to one of the plural holes 21, 22, 23, 24, respectively. <P>COPYRIGHT: (C)2013,JPO&INPIT |
