发明名称 METHOD AND SYSTEM FOR MEASURING RELAY DELAY TIME BETWEEN RELAY APPARATUSES, AND RELAY APPARATUS
摘要 <p><P>PROBLEM TO BE SOLVED: To provide a method and system for measuring a relay delay time between relay apparatuses, wherein the relay delay time between the relay apparatuses is accurately measured, and also to provide a relay apparatus. <P>SOLUTION: The present invention relates to a measurement method of a relay delay time between relay apparatuses, for measuring a reciprocative relay delay time between a first relay apparatus A and a second relay apparatus B. The method includes measuring the relay delay time required for reciprocating predetermined times between the first relay apparatus and the second relay apparatus. <P>COPYRIGHT: (C)2010,JPO&INPIT</p>
申请公布号 JP2010088040(A) 申请公布日期 2010.04.15
申请号 JP20080257591 申请日期 2008.10.02
申请人 HITACHI CABLE LTD 发明人 KUWATA HITOSHI
分类号 H04L12/70;H04M3/00 主分类号 H04L12/70
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