IEC 61280-2-11:2006
Current
The latest, up-to-date edition.
Fibre optic communication subsystem test procedures - Part 2-11: Digital systems - Averaged Q-factor determination using amplitude histogram evaluation for optical signal quality monitoring
Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users
English - French
17-01-2006
FOREWORD
0 INTRODUCTION
0.1 Background
0.2 Averaged Q-factor formula
1 Scope
2 Normative references
3 Terms and definitions
4 Abbreviated terms
5 Apparatus
5.1 Optical bandpass filter
5.2 Receiver
5.3 Clock oscillator
5.4 Electrical pulse generator
5.5 Sampling module
5.6 Signal processing circuit
5.7 Monitoring system parameters
6 Procedure
6.1 Equipment connections
6.2 Threshold level definitions
7 Calculations
Annex A (normative) Measurement accuracy, reliability,
and sensitivity
Annex B (informative) Crosstalk and frequency detuning of
optical bandpass filter
Annex C (normative) Highest limit of Q[avg]
Annex D (informative) Bit rate dependence
Annex E (informative) Format dependence
Annex F (informative) Dependence of Q[avg,] sigma[1,avg,]
¦mu[1,avg] - mu[0,avg]¦, and Q
on chromatic dispersion and OSNR
Annex G (informative) Relationship between Q[avg] and Q
with PMD impairment
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