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发明名称
A METHOD FOR PROTECTING THE RING NETWORK OF OPTICAL TRANSPORT NETWORK
摘要
申请公布号
EP1890406(B1)
申请公布日期
2012.12.26
申请号
EP20060742021
申请日期
2006.05.29
申请人
HUAWEI TECHNOLOGIES CO., LTD.
发明人
WANG, GUANGJUN
分类号
H04B10/12;H04J14/02
主分类号
H04B10/12
代理机构
代理人
主权项
地址
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