发明名称 SYSTEM AND METHOD FOR TELEPHONE NETWORK TESTING
摘要 A system and method for testing equipment in a telephone network is disclosed for remote maintenance and verification of subscriber loops. The system and method accommodates known AC and DC fault testing techniques while improving reliability by providing duplex verification of the subscriber loop identification.
申请公布号 CA2101980(C) 申请公布日期 2004.01.27
申请号 CA19932101980 申请日期 1993.08.05
申请人 PACIFIC BELL 发明人 DRESSER, STEPHEN ANTHONY
分类号 H04M3/30;(IPC1-7):H04M3/22;H04M1/24 主分类号 H04M3/30
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