发明名称 |
Application of a non-secure warning tone to a packetised voice signal |
摘要 |
A method (10) of applying a non-secure warning tone to a packetized voice signal comprises: receiving a voice signal comprising a sequence of voice samples (12); providing a non-secure warning tone signal comprising a plurality of tone samples (14); and modifying the voice signal by selectively including tone samples in the sequence of voice samples (16). |
申请公布号 |
AU2012219214(B2) |
申请公布日期 |
2015.10.29 |
申请号 |
AU20120219214 |
申请日期 |
2012.02.15 |
申请人 |
BAE SYSTEMS PLC |
发明人 |
SALTER, ROBERT JOHN;JENNER, STEPHEN MATTHEW ALLAN |
分类号 |
H04M7/00;H04L29/06 |
主分类号 |
H04M7/00 |
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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