�1���
�Scope�
�2��� �References�
�3��� �Definitions��
�4��� �Abbreviations���
�5��� �Fundamental requirements for
in-service fibre line testing���
�6��� �Testing and measurement methods�����������
�7��� �Requirements for in-service
fibre line testing����������
������ �7.1��� �Test light wavelength
allocation�������
������ �7.2��� �Wavelength bandwidth
of test light�
������ �7.3��� �Requirements for test
light cut-off filter��������
������ �7.4��� �Requirements for
measurement equipment��
Appendix I � Japanese experience: Fibre Bragg grating
filter-embedded� in an optical connector��� �
������ �I.1��� ��� Introduction���������
������ �I.2��� ��� Structure of
filter-embedded connectors���
������ �I.3��� ��� Design and
fabrication of chirped FBG filter����������
������ �I.4��� ��� Performance of
filter-embedded connector�����������
Appendix II � Japanese experience: Spectral filtering criteria
for U-band test light for in-service line monitoring��� �
����� �II.1��� �Introduction�����������
����� �II.2��� �Filtering
characteristic of sideband noise of test light
����� �II.3��� �References�
Appendix III � In-service fibre line testing for PONs��� �
���� �III.1��� �Fundamental
requirements for in-service fibre line testing for PONs��� �