Method and apparatus for measuring and estimating optical signal to noise ratio in photonic networks,申请号EP20020251684-传众专利搜索

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发明名称	Method and apparatus for measuring and estimating optical signal to noise ratio in photonic networks
摘要
申请公布号	EP1241820(B9)	申请公布日期	2008.12.03
申请号	EP20020251684	申请日期	2002.03.07
申请人	NORTEL NETWORKS LIMITED	发明人	HEATH, RICHARD;ANSLOW, PETER J.
分类号	H04J14/02;H04B10/08	主分类号	H04J14/02
代理机构		代理人
主权项
地址

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