| 发明名称 |
Method and apparatus for testing a communications line in a data processing system |
| 摘要 |
A method and apparatus for testing a modem line in a data processing system, wherein the data processing system includes a modem having an input for a modem line. The input is tested to determine an electrical connection network is present.
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| 申请公布号 |
US6282239(B1) |
申请公布日期 |
2001.08.28 |
| 申请号 |
US20000498294 |
申请日期 |
2000.02.04 |
| 申请人 |
INTERNATIONAL BUSINESS MACHINES CORPORATION |
发明人 |
THOMPSON JOSEPH RAYMOND |
| 分类号 |
H04B17/00;H04L1/24;(IPC1-7):H04B3/46 |
主分类号 |
H04B17/00 |
| 代理机构 |
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