IEC TS 61941:2000

FOREWORD
Clause
1 Scope and object
2 Symbols
3 Apparatus
   3.1 Light source
   3.2 Optical signal adjustments
        3.2.1 Method A
        3.2.2 Method B
        3.2.3 Method C
   3.3 Input optics (all methods)
        3.3.1 Fibre pigtail
        3.3.2 Optical lens system
        3.3.3 Cladding mode stripper
   3.4 Output optics
   3.5 Signal detection
   3.6 Computational equipment
   3.7 Output signal polarization adjustments
4 Test sample
5 Procedure
   5.1 Method A
   5.2 Method B
   5.3 Method C
        5.3.1 Equipment calibration
        5.3.2 Test procedure
6 Calculations
   6.1 Method A
        6.1.1 Cycle counting
        6.1.2 Fourier analysis
        6.1.3 Transform data fitting
        6.1.4 Spectral range
   6.2 Method B
        6.2.1 Display of DGD versus wavelength
        6.2.2 Average DGD
        6.2.3 PMD coefficient
   6.3 Method C
        6.3.1 Weak mode coupling
        6.3.2 Strong mode coupling
7 Results
Annex A (informative) Determination of mode coupling regime
Annex B (informative) Strategies for improving precision
Annex C (informative) Peak identification algorithm for
                      cycle counting for method A
Annex D (informative) Fourier analysis theoretical background
                      for method A
Annex E (informative) Determination of PMD for method B
                      (Jones matrix method)
Annex F (informative) Sample calculation for method B
Annex G (informative) PMD determination by method C for an
                      interferogram with an autocorrelation
                      peak
Annex H (informative) PMD intercomparison results and
                      observations
Bibliography