发明名称 |
Connection of an existing telephone onto a local area network uses D to A conversion and microcontroller conversion |
摘要 |
The connection of a standard telephone handset onto a local area network is achieved by use of a D/A connection to a microcontroller that converts the telephone signals into a TCP/IP protocol. A further stage identifies the address of another telephone user. This third stage sends and receives data for the network.
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申请公布号 |
DE19858326(A1) |
申请公布日期 |
2000.06.21 |
申请号 |
DE19981058326 |
申请日期 |
1998.12.17 |
申请人 |
MEYREIS, JOERG |
发明人 |
MEYREIS, JOERG;BROCK, STEFAN |
分类号 |
H04M1/253;H04M1/738;(IPC1-7):H04M11/00;G06F13/00;H04L12/02 |
主分类号 |
H04M1/253 |
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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