发明名称 |
System and method of detecting speech intelligibility of audio announcement systems in noisy and reverberant spaces |
摘要 |
A system and method to detect and remediate unacceptable levels of speech intelligibility evaluates received test audio transmitted across and received in a space or region of interest. Intelligibility is improved by altering the rate, pitch, amplitude and frequency bands energy during presentation of the speech signal.
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申请公布号 |
US2007147625(A1) |
申请公布日期 |
2007.06.28 |
申请号 |
US20050319917 |
申请日期 |
2005.12.28 |
申请人 |
SHIELDS D M;ZUMSTEG PHILIP J |
发明人 |
SHIELDS D. M.;ZUMSTEG PHILIP J. |
分类号 |
H03G3/20;G10L15/00;G10L15/20 |
主分类号 |
H03G3/20 |
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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