Power Efficient Multi-Degree ROADM Using Variable Optical Splitter
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United States of America Patent
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Issued Date -
Oct 13, 2016
app pub date -
Apr 4, 2016
filing date -
Apr 8, 2015
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Abstract
A reconfigurable optical add/drop multiplexer (ROADM) system includes a transponder aggregator section with one or more transponder aggregators; N input ports and N output ports, each coupled to the transponder aggregators and to a cross-connect module having a variable optical splitter or variable optical coupler (VOS/VOC); and a controller to set the VOS/VOC into one of a Multicast & Select configuration and a Route & Combine configuration.
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