发明授权
US06278729B1 Method and apparatus for testing a communications line in a data processing system
失效
用于测试数据处理系统中的通信线路的方法和装置
- 专利标题: Method and apparatus for testing a communications line in a data processing system
- 专利标题(中): 用于测试数据处理系统中的通信线路的方法和装置
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申请号: US08797901申请日: 1997-02-10
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公开(公告)号: US06278729B1公开(公告)日: 2001-08-21
- 发明人: Joseph Raymond Thompson
- 申请人: Joseph Raymond Thompson
- 主分类号: H04B1700
- IPC分类号: H04B1700
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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