发明名称 |
Audio packet communications system, network telephone terminal and special packet process method |
摘要 |
A host apparatus incorporates a holding-tone generator. The holding-tone generator generates a holding-tone packet. The holding-tone packet is broadcast, as a broadcast packet, to network telephone terminals. Each network telephone terminal receives the holding-tone packet if it assumes a holding state.
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申请公布号 |
US2003053445(A1) |
申请公布日期 |
2003.03.20 |
申请号 |
US20020242721 |
申请日期 |
2002.09.13 |
申请人 |
KABUSHIKI KAISHA TOSHIBA |
发明人 |
FUNATO YASUO;MAKITA TAKESHI |
分类号 |
H04L12/46;H04M3/00;H04M3/428;H04M7/00;H04Q3/58;(IPC1-7):H04L12/66;H04L12/28;H04L12/56 |
主分类号 |
H04L12/46 |
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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