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EXFO PSO-200 Optical Modulation Analyzer User Manual

Page 97

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Bit Pattern Analysis and the Gearbox

Optical Modulation Analyzer

89

Performing Detailed Bit Pattern Analysis with the Gearbox

There are several ways to implement a data modulator for a modulation
format; with these basic Gearbox settings, you should be able to select a
combination that suits your data generation. The table below shows all
possible configurations for the supported modulations formats.

Modulation

Single Polarization

Dual Polarization

OOK
BPSK

1 global stream

1 global stream

Dual (X-Y) streams

QPSK

1 global stream

1 global stream

Dual (X-Y) streams

2 individual streams

4 individual streams