NEMO Fase1 OPTICAL DATA TRANSPORT F. Ameli, M. Bonori, I.N.F.N. Sez. Roma1. VLVυT - Amsterdam 5-8 October 20031 Architecture Working Group NEMO Phase 1.

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Presentation transcript:

NEMO Fase1 OPTICAL DATA TRANSPORT F. Ameli, M. Bonori, I.N.F.N. Sez. Roma1. VLVυT - Amsterdam 5-8 October Architecture Working Group NEMO Phase 1 data transmission: considerations toward km3

NEMO Fase1 OPTICAL DATA TRANSPORT F. Ameli, M. Bonori, I.N.F.N. Sez. Roma1. VLVυT - Amsterdam 5-8 October NEMO KM3 EXPERIMENT LAYOUT Main electro optical cable Primary JB Secondary JB Tower 200 m 1400 m

NEMO Fase1 OPTICAL DATA TRANSPORT F. Ameli, M. Bonori, I.N.F.N. Sez. Roma1. VLVυT - Amsterdam 5-8 October TOWER BLOCK DIAGRAM Secondary Junction-Box Tower Junction-Box (Optical Interleaver) FCM (Floor Control Module) Benthosphere DAQ Mbps STM-1 (155 Mbps) Data On Fiber 2.5 Gbps

NEMO Fase1 OPTICAL DATA TRANSPORT F. Ameli, M. Bonori, I.N.F.N. Sez. Roma1. VLVυT - Amsterdam 5-8 October FCM # 1 FCM # 16 TJB # 1 SJB # 1 1 X 155 Mbit/s FCM # 1 FCM # 16 TJB # 2 SJB # 2 1 X 155 Mbit/s PJB 4 X 2.5 Gbit/s + 2 spare Fibers TO LANDSIDE OPTICAL DATA TRANSPORT TOPOLOGY (SEASIDE) 2 X 2.5 Gbit/s

NEMO Fase1 OPTICAL DATA TRANSPORT F. Ameli, M. Bonori, I.N.F.N. Sez. Roma1. VLVυT - Amsterdam 5-8 October OPTICAL DATA TRANSPORT TOPOLOGY (LANDSIDE) MAIN OPTICAL BOX 155 Mbit/s from FCM # Mbit/s from FCM # 16 FROM TJB # Mbit/s from FCM # Mbit/s from FCM # 16 FROM TJB # 2 4 X 2.5 Gbit/s + 2 spare Fibers FROM SEASIDE TWO AUXILIARY CHANNELS

NEMO Fase1 OPTICAL DATA TRANSPORT F. Ameli, M. Bonori, I.N.F.N. Sez. Roma1. VLVυT - Amsterdam 5-8 October FLOOR DATA TRANSPORT DWDM OPTICAL TRANSCEIVER To Tower JB 2/1 DWDM MUX

NEMO Fase1 OPTICAL DATA TRANSPORT F. Ameli, M. Bonori, I.N.F.N. Sez. Roma1. VLVυT - Amsterdam 5-8 October TJB DATA TRANSPORT FLOOR # 16 16/1 DWDM MUX FLOOR # 1 1/16 DWDM MUX 1/2 DWDM MUX 1/2 DWDM MUX 200/100 GHz INTER LEAVER POWER SPLITTER TJB X 16

NEMO Fase1 OPTICAL DATA TRANSPORT F. Ameli, M. Bonori, I.N.F.N. Sez. Roma1. VLVυT - Amsterdam 5-8 October SJB DATA TRANSPORT SJB

NEMO Fase1 OPTICAL DATA TRANSPORT F. Ameli, M. Bonori, I.N.F.N. Sez. Roma1. VLVυT - Amsterdam 5-8 October PJB DATA TRANSPORT MUX MUX MUX MUX Spare # 1 Spare # 2 Aux # 1 Aux # 2 Tower # 1 Main Tower # 1 Protection Tower # 2 Main Tower # 2 Protection Tower # 1 Main Tower # 1 Protection Tower # 2 Main Tower # 2 Protection To/From SJB To/From Land Side

NEMO Fase1 OPTICAL DATA TRANSPORT F. Ameli, M. Bonori, I.N.F.N. Sez. Roma1. VLVυT - Amsterdam 5-8 October MOB DATA TRANSPORT MUX MUX MUX MUX Aux # 1 Aux # 2 SW 1 SW 2 100/200 INTER LVR 100/200 INTER LVR 1/16 DWDM MUX 1/16 DWDM MUX 1/16 DWDM MUX 1/16 DWDM MUX Tower # 1 Floor # 1 Floor # 16 Tower # 1 Floor # 1 Floor # 16 EO CABLE

NEMO Fase1 OPTICAL DATA TRANSPORT F. Ameli, M. Bonori, I.N.F.N. Sez. Roma1. VLVυT - Amsterdam 5-8 October LABORATORY DATA TRANSPORT DWDM OPTICAL TRANSCEIVER TO/FROM MOB

NEMO Fase1 OPTICAL DATA TRANSPORT F. Ameli, M. Bonori, I.N.F.N. Sez. Roma1. VLVυT - Amsterdam 5-8 October POWER LOSS BUDGET 2:1 DWDM MUX (FCM) 2 dB 1:2 DWDM MUX (TJB) 2 dB 16:1 DWDM MUX (TJB) 2 dB 200:100 GHz INTERLEAVER (TJB) 3 dB 1:2 POWER DIVIDER (TJB) 3 dB 1.3 nm:1.5 nm CWDM MUX (PJB) 2 dB ELECTRO OPTICAL CABLE (~ 30 km) 9 dB 1.3 nm:1.5 nm CWDM MUX (MOB) 2 dB 100:200 GHz INTERLEAVER (MOB) 3 dB 1:16 DWDM MUX (MOB) 2 dB TOTAL POWER LOSS 30 dB

NEMO Fase1 OPTICAL DATA TRANSPORT F. Ameli, M. Bonori, I.N.F.N. Sez. Roma1. VLVυT - Amsterdam 5-8 October AGILENT DWDM TRANSCEIVER

NEMO Fase1 OPTICAL DATA TRANSPORT F. Ameli, M. Bonori, I.N.F.N. Sez. Roma1. VLVυT - Amsterdam 5-8 October SYSTEM BENEFITS NETWORK TOTALLY PASSIVE (but for the Transceivers) PROVIDES AN AUXILIARY CHANNEL FOR TOWER LEAVES TWO FIBERS FREE FOR FUTURE NEEDS USES ONLY ONE FIBER FROM EACH FLOOR TO TJB ACHIEVES 100 % FIBER REDUNDANCY FROM TJB TO MOB ALL REDUNDANCY SWITCHES ARE ONSHORE USES ONLY COMMERCIALLY AVAILABLE COMPONENTS LOW COST

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