发明名称 |
System and method of acoustic detection and location of audible alarm devices |
摘要 |
A system and method to detect PASS-type device audio alarm signals and to locate such devices in alarm in a public building, airport, sports stadium or other structure which can include a system to measure speech intelligibility. Time and frequency domain analysis are carried out to establish the pressure of PASS-type device audio output signals.
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申请公布号 |
US7639147(B2) |
申请公布日期 |
2009.12.29 |
申请号 |
US20050322020 |
申请日期 |
2005.12.29 |
申请人 |
HONEYWELL INTERNATIONAL INC. |
发明人 |
BEREZOWSKI ANDREW G.;HEIMERDINGER WALTER L.;OBRANOVICH CHARLES R.;PHELPS JOHN A.;SHIELDS D. MICHAEL;ZUMSTEG PHILIP J. |
分类号 |
G08B23/00 |
主分类号 |
G08B23/00 |
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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