发明名称 |
DEVICE FOR CHANGING PITCH OF AN AUDIO SIGNAL TO IMPROVE INTELLIGIBILITY |
摘要 |
A helium speech decoder of the pitch scaler type is disclosed as including a pair of bucket brigade analog delay lines which are timely loaded with the electrical signal equivalent of human voice signals that are effectively supplied thereto by an electroacoustical transducer. |
申请公布号 |
US3828134(A) |
申请公布日期 |
1974.08.06 |
申请号 |
US19730377878 |
申请日期 |
1973.07.09 |
申请人 |
NAVY,US |
发明人 |
DILDY C,US |
分类号 |
G10L21/00;(IPC1-7):G10L1/00 |
主分类号 |
G10L21/00 |
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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