TTC TTC STANDARD JT-G957 Optical Interface for Equipments and Systems Relating to the Synchronous Digital Hierarchy 3 200 4 9 THE TELECOMMUNICATION TECHNOLOGY COMMITTEE
2. 2.2 2.3 () (a) (2) (a) (b) (c) (d) - i -
2.4 ITU-T ANNEXA ANNEXB APPENDIX APPENDIX APPENDIX APPENDIX () ii
3 5. 3 5.2 4 5.2. 4 5.2.2 4 5.2.3 4 5.2.4 5 5.2.5 5 5.3 6 5.3. 7 5.3.2 7 5.3.3 7 5.4 8 5.4. 8 5.4.2 8 5.4.3 8 5.4.4 8 8 5 7. 5 7.2 5 7.3 5 7.4 6 7 2
Extinction Ratio Multi-Longitudinal Mode Optical Return Loss Single-Longitudinal Mode Unit Interval.3.3.3.3.3 - -
(ITU-T G.957) (nm).3.3.3.3.3 *(0.4) () * STM-0* I-0* S-0.* S-0.2* L-0.* L-0.2* L-0.3* L-0.4* STM- I- S-. S-.2 L-. L-.2 L-.3 L-.4* STM-4 I-4 S-4. S-4.2 L-4. L-4.2 L-4.3 L-4.4* STM-6 I-6 S-6. S-6.2 L-6. L-6.2 L-6.3 L-6.4* - 2 -
5..3.3.3-3 -
(ITU-T G.957) 5.2 5.2. 5.2.2 4.26.6.26. 6.26.3 5.2.3-4 -
5.2.4 log 5.2.5-5 -
+Y Y 0.5 Y 0 -Y 0 X X UI X X STM-0STM- STM-4( ) STM-4( 2) XX 0.50.85 0.250.75 0.250.75 STM-6 XX 0.350.65 0.400.60 0.400.60 XX 0.2 YY 0.200.80 0.200.80 0.220.78 YY 0.250.75 4.4.24.4.24.3 4.4 (ITU-T G.957) 5.3-6 -
5.3. ) 2) 3) 5.3.2 6.2 5.3.3-7 -
5.4 5.4. 5.4.2 5.4.3 5.4.4-8 -
kbit/s STM-0(JT-G707,JT-G958 ) 5840 I-0 L-0. L-0.4 /JT-G957) 260-360 280-335 290-330 MLM MLM MLM () 40 4 ) ) 30 ) -5 8.2 0-5 0 +3-3 3 ps/nm 0-6 8 0-28 85/ 20-3 2) -23-34 -0-35 -7-9 -
(ITU-T G.957) /JT-G957) kbit/s STM- (JT-G707,JT-G958 ) 55 520 I- S-. S-.2 L-. L-.2 L-.3 L-.4* 430-280-335 534-260-360 26-430- 480-480- 530-570 360 576 580 3* 580 566/ 580 523-577 MLM LED MLM MLM MLM MLM () 40 80 7.7 2.5 4 3/2.5 ( *) 30 30 30 30 ( *) -0-0 -0 +3-5 -5-5 -5-5 -5-3 8.2 8.2 8.2 0 0 0 3 0-7 0-2 0-2 0-28 0-28 0-28 20-3 ps/nm 8 25 96 296 85 246/ ( 2*) 296 20-25 -23-28 -28-34 -34-34 -35-0 -0-0 -7-25 263-335nm246ps/nm - 0 -
(ITU-T G.957) /JT-G957) kbit/s STM-4(JT-G707,JT-G958 ) 622 080 I-4 S-4. S-4.2 L-4. L-4.2 L-4.3 L-4.4* 26-360 293-334/ 430-300-325/ 280-335 480-480- 530-570 274-356 580 296-330 580 580 MLM LED MLM MLM () 4.5 35 4/2.5 2.0/.7 <( 3) ( *) 30 30 30 30 ( *) +2 +2 +2 +3-5 -5-5 -3-3 -3-3 8.2 8.2 8.2 0 0 0 3 0-7 0-2 0-2 0-24 0-24 0-24 20-3 ps/nm 3 4 46/74 92/09 ( 3) ( 2*) 24 20 24 20 20-25 -25-25 -23-28 -28-28 -28-28 -35-7 -4-4 -4 5.2.2 - -
(ITU-T G.957) /JT-G957) kbit/s STM-6(JT-G707,JT-G958 ) 2 488 320 I-6 S-6. S-6.2 L-6. L-6.2 L-6.3 L-6.4* 266-360 260-360 430-580 280-335 500-580 500-580 530-570 MLM () 4 ( 3) <( 3) ( 3) <( 3) <( 3) ( *) 30 30 30 30 30 ( *) -3 0 0 +3 +3 +3 +8-0 -5-5 -2-2 -2 +2 8.2 8.2 8.2 8.2 8.2 8.2 3 0-7 0-2 0-2 0-24( 5) 0-24( 5) 0-24( 5) 8-3 ps/nm 2 ( 3) 200 ( 3) ( 2*) 600( 3,4) 24 24 24 24 24 24 24-28 -30-3 0 0-9 -9-9 -2 2 5.2.2 500-580nm 80km.3m, 80km 2dB 0dB - 2 -
(ps/nm) 50 50 20 00 50 280-40 290 300 30 320 330 340 350 (nm) -50-00 -50-60 -200 (ps/nm) -90 (a) 0. 300 252 200 200 00 520 540 560 580 530 550 570 590 (nm) -00-200 -200-300 -252 (b).44.46.4-3 -
(ps/nm) 50 20 00 50 280 290 300 30 320 330 340 350 (nm) -40-50 -00-50 -60-200 (ps/nm) (a) 0. 300 200 200 00 520 530 540 550 560 570 580 590 (nm) -00-200 -200-300 (b).44.46.4-4 -
7. 7.2 5.4.4 (ps/nm) 7.3-5 -
7.4 (l) (2) - 6 -
0.30.40.50.25 3.50.8 0.50.33.3 (a).3 (b).3.3 (a).3(b) - 7 -
Mbit/s) ps/nm) 0.306 6.07 6.2 0.49 0.5-8 -
260 360 430 580 280 335 480 200 300 400 500 600 (nm) (ITU-T G.957) - 9 -
(ps/nm-km) 7 (ps/nm-km) 24 6 22 5 4 20 8 3 2.3 6 4.3 2 0 260 280 300 320 (a) 340 360 (nm) 0 430 470 50 550 (b) (nm).3 (ITU-T G.957) (ps/nm-km) 0 8 6 4 2 0 500 520 540 560 580 600 (nm) (ITU-T G.957) - 20 -
OI EO SMF (ITU-T G.957) - 2 -
TTC