BS EN 62343-5-1:2015
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Dynamic modules – Test methods. Dynamic gain tilt equalizer. Gain tilt settling time measurement
Published By | Publication Date | Number of Pages |
BSI | 2015 | 22 |
IEC 62343-5-1:2014(E) contains the measurement method of gain tilt settling time for a dynamic gain tilt equalizer (DGTE) to change its gain tilt from an arbitrary initial value to a desired target value. This second edition cancels and replaces the first edition published in 2009. It constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: change in the title and changes in performance parameter names. Keywords: dynamic gain tilt equalizer (DGTE)
PDF Catalog
PDF Pages | PDF Title |
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6 | CONTENTS |
8 | 1 Scope 2 Normative references 3 Terms, definitions, abbreviations and response waveforms 3.1 Terms and definitions |
9 | 3.2 Abbreviations 3.3 Response waveforms Figures Figure 1 – Response waveforms for direct control DGTEs |
10 | 4 General information Figure 2 – Response waveforms for digital control DGTEs Figure 3 – Response waveforms for analogue control DGTEs |
11 | 5 Apparatus 5.1 Light source 5.2 Pulse generator 5.3 O/E converter Tables Table 1 – Categorization of DGTE by the control method |
12 | 5.4 Temperature and humidity chamber 5.5 Oscilloscope 5.6 Temporary joints 5.7 Control system 5.8 Measurement setup Figure 4 – Measurement setup for direct control |
13 | 6 Procedure 6.1 Direct control type 6.1.1 Setup 6.1.2 Preparation Figure 5 – Measurement setup for digital control Figure 6 – Measurement setup for analogue control |
14 | 6.1.3 Wavelength setting 6.1.4 Pulse generator setting 6.1.5 Applying the driving pulse 6.1.6 Monitoring and recording the output signal from DGTE under test (DUT) 6.1.7 Calculation of the gain tilt settling time 6.2 Digital control type 6.2.1 Setup 6.2.2 Preparation 6.2.3 Wavelength setting 6.2.4 Sending command |
15 | 6.2.5 Monitoring and recording the command complete flag 6.2.6 Calculation of the gain tilt settling time 6.3 Analogue control type 6.3.1 Setup 6.3.2 Preparation 6.3.3 Wavelength setting 6.3.4 Applying the control signal 6.3.5 Monitoring and recording the command complete flag 6.3.6 Calculation of the gain tilt settling time 7 Details to be specified 7.1 Apparatus 7.1.1 Light source |
16 | 7.1.2 Pulse generator 7.1.3 O/E converter 7.1.4 Control system 7.2 Measurement conditions |
17 | Annex A (informative) Convergence criterion |
18 | Annex B (informative) Measurement examples Figure B.1 – Where insertion loss change is sufficient Figure B.2 – Where insertion loss change is small |
19 | Annex C (informative) Gain tilt settling time for specific DGTEs |
20 | Annex D (informative) Necessity for the correction for temperature dependency |