Agilent Technologies 86038B User Manual page 6

6
Group Delay/Chromatic Dispersion/Optical
Phase. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Polarization Mode Dispersion/Differential
Group Delay . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Polarization Dependent Loss (PDL) . . . . . . . . . 56
Fiber length. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
Description of the 86038B . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Measurement Method (MPS) . . . . . . . . . . . . . . . . . . . . . . . 59
Choosing Setup Parameters. . . . . . . . . . . . . . . . . . . . . . . . . 61
Background . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
Relationship of setup parameters to
measurement noise. . . . . . . . . . . . . . . . . . . . . . . 62
Relationship of setup parameters to phase
wrapping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
Maximum RF Modulation Frequency (MHZ) . . 64
Relationship of setup parameters to aliasing . 65
Relationship of setup parameters to resolution .
65
Relationship of setup parameters to imaging . 66
Relationship of setup parameters to DGD and
PDL accuracy . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Relationship of setup parameters to ripple
amplitude accuracy . . . . . . . . . . . . . . . . . . . . . . . 68
Control of resolution and noise . . . . . . . . . . . . . 70
Selecting setup conditions for a new type of
narrowband device . . . . . . . . . . . . . . . . . . . . . . . 71
Suggested reading: . . . . . . . . . . . . . . . . . . . . . . . 72
Multiple Port Configurations . . . . . . . . . . . . . . . . . . . . . . . . 73
Normalization and Measurement . . . . . . . . . . . . . . . . . . . . 74
Optical Modulator Bias Adjustment . . . . . . . . . 74
Input Polarizer Adjustment . . . . . . . . . . . . . . . . 75
Phase Dynamic Accuracy. . . . . . . . . . . . . . . . . . 75
Agilent 86038B Photonic Dispersion and Loss Analyzer, Second Edition