| CPC H04B 10/501 (2013.01) | 20 Claims |

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1. A pluggable device, comprising:
a substrate;
a first pin positioned on the substrate;
an optical source positioned on the substrate, the optical source arranged to produce a source optical signal and to transmit the source optical signal through the first pin; and
an integrated circuit positioned on the substrate, the integrated circuit arranged to:
transmit a received optical data signal; and
transmit a data signal based on a portion of the optical data signal.
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