Locally perturbed optical fibers for mode transformers
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United States of America Patent
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Issued Date -
Mar 26, 2009
app pub date -
Sep 25, 2007
filing date -
Sep 25, 2007
priority date (Note) -
Abandoned
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Abstract
The specification describes optical devices and related methods wherein the input has multiple modes, and at least one of the multiple modes are respectively converted by one or more multiple mode transformers to produce an output with predetermined modes that are different from the input. In one embodiment the output mode is a single mode. In another embodiment the power ratios of the input modes are controllably changed. In another embodiment one or more output mode is different from the input mode.
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