| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide construction noise masking facilities which are adapted to masking of building construction noise and easily follow up movement of a construction area. <P>SOLUTION: There are provided the construction noise masking facilities which reproduce a masking sound for masking building construction noise in a room R so as to reduce building construction noise that a person in the room R feels in an object building B including a construction area K where the building construction noise is generated and a plurality of rooms R nearby the construction area K. The construction noise masking facilities are equipped with a plurality of reproduction devices 1 which can be installed in the plurality of rooms R respectively and removed, and a transmission device 3 which transmits signal data 2 to the reproduction devices 1 so as to generate masking sounds corresponding to building construction noise in the rooms R. <P>COPYRIGHT: (C)2013,JPO&INPIT |
