发明名称 |
Methods for expanding cross-connect capacity in a ROADM optical network |
摘要 |
A reconfigurable optical add-drop multiplexer (ROADM) transport network comprising a plurality of optical fan-out devices and a first plurality and a second plurality of demultiplexers for locally dropping selected wavelengths; and first plurality and a second plurality of multiplexers for locally adding selected wavelengths, the first and second plurality disposed in a cascaded relationship to enable selective coupling between network degrees.
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申请公布号 |
US8346089(B2) |
申请公布日期 |
2013.01.01 |
申请号 |
US20090569191 |
申请日期 |
2009.09.29 |
申请人 |
AT&T INTELLECTUAL PROPERTY I, L.P.;WISSEMAN PHILIP |
发明人 |
WISSEMAN PHILIP |
分类号 |
H04J14/02 |
主分类号 |
H04J14/02 |
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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