发明名称 |
SOUND SOURCE PROBING SYSTEM |
摘要 |
In order to locate and display the source of a sound such as a noise at a factory or the like accurately even when it is outside, a pair of microphones (M1, M3) and another pair of microphones (M2, M4) are disposed on the X axis and Y axis with a distance L therebetween, respectively, the direction of the sound source is estimated from a difference between sound arrival times to the microphones (M1, M3) and a difference between sound arrival times to the microphones (M2, M4), an image around the estimated location of the sound source is picked up by a camera, and the above estimated location of the sound source is displayed on the above image displayed on the display of a personal computer. <IMAGE> |
申请公布号 |
EP1331490(A4) |
申请公布日期 |
2005.08.03 |
申请号 |
EP20010972633 |
申请日期 |
2001.10.01 |
申请人 |
CHUBU ELECTRIC POWER CO., INC.;KABUSHIKI KAISHA KUMAGAIGUMI;YAMASHITA, YASUHIRO |
发明人 |
YAMASHITA, YASUHIRO;SUGIYAMA, TAKESHI;WADA, HIROYUKI;ZAIMA, TAKEFUMI;OWAKI, MASANAO |
分类号 |
G01H3/00;G01H3/12;G01S3/808;G01S5/20;G01S5/22;H04N7/15;H04R1/40 |
主分类号 |
G01H3/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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