发明名称 |
Hitless switching system and transmission apparatus |
摘要 |
A hitless switching system includes a sending apparatus and a receiving apparatus. The sending apparatus includes: a distributing part for dividing an original signal into a plurality of signals; and a transmitting part for transmitting the divided signals over one or a plurality of transmission lines with redundancy. The receiving apparatus includes: a phase difference detection part for detecting phase differences between signals sent from the sending apparatus; a phase difference absorbing part for absorbing phase differences detected by the phase difference detection part; selectors each of which selects one signal from a plurality of signals; and a restoring part for restoring the original signal from the signals output from the selectors. <IMAGE>
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申请公布号 |
EP1341329(A2) |
申请公布日期 |
2003.09.03 |
申请号 |
EP20030251201 |
申请日期 |
2003.02.27 |
申请人 |
NIPPON TELEGRAPH AND TELEPHONE CORPORATION |
发明人 |
SUTOH, ATSUSHI;ODA, KAZUHIRO |
分类号 |
H04J3/06;H04J3/14;H04L1/22;(IPC1-7):H04J3/14 |
主分类号 |
H04J3/06 |
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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