Recommendation ITU-T L.316 (02/2022) Cable identification for the construction and maintenance of optical fibre cable networks by optical sensing techniques
Summary
History
FOREWORD
Table of Contents
1 Scope
2 References
3 Definitions
     3.1 Terms defined elsewhere
     3.2 Terms defined in this Recommendation
4 Abbreviations and acronyms
5 Conventions
6 Background
7 Functional requirements of cable identification
     7.1 System configuration
     7.2 Sensing fibre configuration
     7.3 Applicable areas
     7.4 Cable types
     7.5 Fibre types
     7.6 Cable identification procedure
8 System requirement of cable identification
     8.1 Basic principle of optical sensing techniques
     8.2 Classification of optical sensing techniques
          8.2.1 Interferometry-based technique
          8.2.2 Reflectometry-based technique
     8.3 Optical performance
          8.3.1 Distance measurement range
          8.3.2 Identification light
          8.3.3 Optical return loss
     8.4 Interference with vibration applied to the cable
Appendix I  Cable identification application in China
     I.1 Application of cable identification
     I.2 Interferometry-based cable identification and working principle
     I.3 Identification ability and applicable scenarios
Appendix II  Cable route identification application in Japan
     II.1 Introduction
     II.2 Configuration
     II.3 Optical performance
     II.4 Interference with vibration applied to the cable
     II.5 Cable identification procedure
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