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2002 NEC Corporation

MTD-PL-028

141005

PASOLINK

+

6-38 GHz 155 MB DIGITAL RADIO SYSTEM
(1 + 0 / 1 + 1 SYSTEM)

This document describes the current version of NEC standard equipment.   If
there is any conflict between this document and the System Description and/or
the Compliance statement, the latter will supersede this document.
The specifications or configuration contained in this document are subject to
change without notice due to NEC's continuing design improvement.

NEC Corporation

Summary of Contents for PASOLINK+

Page 1: ...version of NEC standard equipment If there is any conflict between this document and the System Description and or the Compliance statement the latter will supersede this document The specifications or configuration contained in this document are subject to change without notice due to NEC s continuing design improvement NEC Corporation ...

Page 2: ...ectromagnetic Compatibility EMC 4 2 11 Conformity with the ITU 4 3 RELIABILITY AND QUALITY 7 4 INTERFACE 9 4 1 Digital Signal Interface 9 4 2 Service Channel SC 10 4 3 RF Port 10 4 4 Alarm Signal Interface 10 5 DESIGN CONSIDERATIONS 11 5 1 Protection Capability 11 5 2 Antenna 11 5 3 Transmitter Receiver ODU 11 5 4 Indoor Unit IDU 12 5 5 Other Tools and Materials 13 5 6 Option Panel 14 6 PERFORMANC...

Page 3: ...nit DSC Digital Service Channel EMC Electromagnetic Compatibility EOW Engineering Order Wire ES Errored Seconds Ethernet LAN specification along IEEE802 3 FEC Forward Error Correction FIL Filter FOTS Fiber Optical Transport System HDB3 High Density Bipolar order 3 HIC Hybrid Integrated Circuit HYB Hybrid IDU Indoor Unit IEC International Electrotechnical Comission IF Intermediate Frequency INS Ins...

Page 4: ...Bit Error Rate PM CARD PASOLINK Management Card ppm parts per million PS Power Supply PWR Power QAM Quadrature Amplitude Modulation R BER Residual Bit Error Rate RF Radio Frequency RFCOH Radio Frame Complementary Overhead RMT Remote RS Reed Solomon coding RSL Received Signal Level RSOH Regenerator Section Overhead RX Receiver SC Service Channel SDH Synchronous Digital Hierarchy SES Severely Errore...

Page 5: ...PASOLINK 155 MB 1 0 1 1 SYSTEM MTD PL 028 141005 iv This page is intentionally blank ...

Page 6: ...for twin path type and hot standby type Regarding antenna configurations there are two types available There is a one antenna system employing hybrid HYB RF combiner and divider and a two antenna system method using each antenna for two ODUs independently The hybrid is the passive device that combines and divides the signals between two ODUs and an antenna Therefore the one antenna system requires...

Page 7: ... Type 1 Type 2 11 38 GHz 128 QAM 32 QAM type 6 8 GHz 128 QAM type 0 3m Diameter Antenna Low Loss Coaxial cable connection to Antenna Figure 1 Antenna and 1 0 ODU Figure 2 1 Indoor Unit IDU 1 0 Configuration Figure 2 2 Indoor Unit IDU 1 1 Configuration ...

Page 8: ...e Compact and Light Various mounting methods for IDU ODU and antenna 2 4 Common platform architecture The ODU of 128 QAM type can be used for 32 QAM type 2 5 Frequency Agility and Easy Tuning Field tunable local oscillator Synthesizer RF point frequency can be changed through LCT Local Craft Terminal except 6 8 GHz Frequency Tunable without changing RF FIL on Subband basis 2 6 TX Power Control ATP...

Page 9: ...EOW EOW system using PASOLINK MONITOR option at ODU Digital Port 64 kbps Sync 2 ch standard VF Port 0 3 to 3 4 kHz 1 ch 600 ohms 2 ch standard Wayside 2 048 1 544 Mbps 1 ch optional at 32 QAM STM 1 10 Base T 1 ch optional exclusive use in other service channels Cluster Alarm 2 ch optional auxiliary alarm transmission 2 10 Electromagnetic Compatibility EMC Complies to ETS 300385 2 11 Conformity wit...

Page 10: ...MTD PL 028 141005 PASOLINK 155 MB 1 0 1 1 SYSTEM 5 Figure 3 b Ways to Mount the 1 1 PASOLINK using two Antennas ...

Page 11: ...PASOLINK 155 MB 1 0 1 1 SYSTEM MTD PL 028 141005 6 This page is intentionally blank ...

Page 12: ...ts are located all over the world and quality control is carefully monitored in every manufacturing step such as parts selection assembly adjustment and testing NEC Quality Controls employing Zero Defect and Value Engineering Techniques extend to every aspect of production and inspection in accordance with stringent Total Quality Control programs In addition NEC plants have obtained ISO 9001 certi...

Page 13: ...PASOLINK 155 MB 1 0 1 1 SYSTEM MTD PL 028 141005 8 This page is intentionally blank ...

Page 14: ... dBm receive level Connector FC PC 3 Main Traffic Optical mono fiber STM 1 Selectable Bit Rate 155 520 Mbit s 20 ppm Transmit Wavelength A type 1310 nm B type 1550 nm Receive Wavelength A type 1550 nm B type 1310 nm Mean Optical Output Power 7 dBm typ Minimum Receive Overload Power 3 dBm Minimum Receive Sensitivity 23 dBm Connector FC PC 4 SOH Termination l SOH Termination RST Full transparent tra...

Page 15: ...4 Mbps 1 G 703 1 ch optional N A D sub 9 pin 10 Base T 1 2 Mbps 1 ch optional 64 kbps 1 ch optional 2 RJ45 Cluster ALM 2 ch optional 2 ch optional D sub 15 pin 1 Wayside and 10 Base T are used exclusively each other 2 This option needs one channel of DSC or ASC 4 3 RF Port Interface Coaxial 6 8 GHz SMA Coaxial connector N type optional Waveguide 11 GHz waveguide PDR 100 13 15 GHz waveguide PBR 140...

Page 16: ...menu of PASOLINK antennas includes diameters of 0 3m to 1 8m They are designed to meet stringent requirements on mechanical rigidity Antennas with diameters of 0 3m to 1 8m can be mounted directly to the ODU making waveguides obsolete This has relevant cost and reliability merits and makes the installation quicker and easier The PASOLINK pole mounting structure is designed in a way that the ODU ca...

Page 17: ...lation scheme Scrambling de scrambling of the data RFCOH multiplexing demultiplexing Velocity conversion for radio frame 3 150M INTFC OPT INTFC 10 100 BASE T X INTFC Selectable STM 1 signal interface 150M INTFC OPT INTFC RSOH multiplexing demultiplexing 150M INTFC OPT INTFC Hitless switching of No 1 and No 2 receiving signal 150M INTFC OPT INTFC 2 ports 10 BASE T 100 BASE TX INTFC Each port traffi...

Page 18: ...t IDU The cable exchanges I O data signals DC power alarm signals control signals for frequency and TX power RX level and ODU primary voltage monitoring signals and a pair of orderwire signals Due to the use of different IF Intermediate Frequency for TX and RX a single coaxial cable is sufficient This results in faster and easier installation 4 Power Supply Voltage The nominal power supply voltage...

Page 19: ...nterface WDM Monofiber TX 1 5um RX 1 3um 5 Main slot Ethernet 10 Base T 100 Base TX 2ch A Wayside 2 048 Mbps 75 ohms balance B Wayside 2 048 Mbps 120 ohms unbalance C Wayside 1 544 Mbps 110 ohms unbalance D Wayside 2 048 Mbps 75 ohms balance Cluster ALM E Wayside 2 048 Mbps 120 ohms unbalance Cluster ALM F Wayside 1 544 Mbps 110 ohms unbalance Cluster ALM G Cluster ALM H Ethernet 10 Base T 2 Mbps ...

Page 20: ...rcuit STM 1 Synchronous Transport Module 1 WS INTFC Wayside Interface optional LAN CARD 10Base T 1 LAN CARD 10Base T 1 1 1 1 WS INTFC or LAN CARD is used exclusively DC DC CONV RF CKT CTRL LO ODU 150M INTFC OPT INTFC STM 1 IN OUT CTRL PNMS LCT WS INTFC WS IN OUT MODEM DC DC CONV ODU INTFC IDU 1 2 2 DC DC CONV RF CKT CTRL LO 150M INTFC OPT INTFC STM 1 IN OUT CTRL PNMS LCT WS INTFC WS IN OUT MODEM D...

Page 21: ...usively 2 150M INTFC OPT INTFC or 10 100Base T X INTFC is used exclusively DC DC CONV RF CKT CTRL LO OW IN OUT ODU No 1 CH 150M INTFC OPT INTFC DC DC CONV RF CKT CTRL LO OW IN OUT ODU No 2 CH MODEM DC DC CONV ODU INTFC WS INTFC CTRL STM 1 IN OUT PNMS LCT WS IN OUT MD UNIT MODEM DC DC CONV ODU INTFC MD UNIT SW UNIT IDU LAN CARD 10Base T 1 1 10 100Base T X 2 x 10 100Base T X 2 2 DC DC CONV RF CKT CT...

Page 22: ...NTFC or LAN CARD is used exclusively 2 150M INTFC OPT INTFC or 10 100Base T X INTFC is used exclusively MODEM DC DC CONV ODU INTFC 150M INTFC OPT INTFC MODEM DC DC CONV ODU INTFC WS INTFC CTRL STM 1 IN OUT PNMS LCT WS IN OUT DC DC CONV RF CKT CTRL LO OW IN OUT DC DC CONV RF CKT CTRL LO OW IN OUT MD UNIT MD UNIT SW UNIT ODU No 1 CH ODU No 2 CH IDU 2 2 10 100Base T X 10 100Base T X 10 100Base T X 10...

Page 23: ...sed exclusively 2 150M INTFC OPT INTFC or 10 100Base T X INTFC is used exclusively MODEM DC DC CONV ODU INTFC 150M INTFC OPT INTFC MODEM DC DC CONV ODU INTFC WS INTFC CTRL STM 1 IN OUT PNMS LCT WS IN OUT DC DC CONV RF CKT CTRL LO OW IN OUT DC DC CONV RF CKT CTRL LO OW IN OUT MD UNIT MD UNIT SW UNIT ODU No 1 CH ODU No 2 CH IDU LAN CARD 10Base T 1 1 2 2 MODEM DC DC CONV ODU INTFC 150M INTFC OPT INTF...

Page 24: ... TX first MIX Depend on frequency band LO to from IDU to from ANTENNA CTRL DC DC CONV RX IF BPF TX IF TX IF BPF MIX MIX MIX MPX DUP RF CKT BPF LNA PA Figure 4 5 PASOLINK ODU Block Diagram a 1 0 ODU Type 2 b 1 0 IDU Figure 5 External View of ODU and IDU ...

Page 25: ...PASOLINK 155 MB 1 0 1 1 SYSTEM MTD PL 028 141005 20 Figure 6 Interconnection of ODU and IDU 1 0 ...

Page 26: ...STM 1 N B 25 16 5 16 5 16 5 15 15 14 10 5 STM 1 NB High power ver optional 18 18 19 19 18 14 5 Receiver Threshold dBm at 10 6 BER Guarantee Value 3dB STM 1 76 76 75 5 74 STM 1 N B 68 67 67 67 5 67 5 67 5 67 66 at 10 3 BER Above value 1 dB System Gain dB at 10 6 BER 1 Guarantee Value 3dB STM 1 94 94 92 5 87 5 STM 1 N B 93 83 5 83 5 84 82 5 82 5 81 76 5 STM 1 NB High power ver optional 85 85 5 86 5 ...

Page 27: ... Base T transmission rate 64 kbps Cluster Alarm optional 2 ch 2 ch EOW IDU IDU EOW ODU IDU EOW ODU ODU Available PASOLINK MONITOR is used at ODU ODU ODU IDU ODU AGC MONITOR Available System composition 1 0 1 1 HS Twin Path Receiver BB switching Hitless SW Switching Threshold 10 6 to 10 12 selectable Transmitter RF switching Power Mute System BB Loop Back Near End Far End Remote Local IF Loop Back ...

Page 28: ... sub 37 pin female ITU T G 712 VF V11 DSC LCT RJ45 RS 232C PNMS port RJ45 V11 Ethernet 10 Base T PNMT port RJ45 RS 232C 6 3 Service Channels Please see 4 2 Service Channel for available channels 1 DSC ASC VF DSC Please see 4 2 Service Channel regarding available channel ASC Circuit 4w Frequency Band 0 3 3 4 kHz Type V11 64 kbps Sync contra co directional selectable Level 6 dBm 600 ohms nominal 2 W...

Page 29: ... C to 70 C ODU 40 C to 70 C 4 Relative humidity IDU Less than 90 at 50 C Non condensing ODU 100 applicable 5 Altitude Up to 4 000 m 6 Interconnection between ODU and IDU Interconnection Single coaxial cable Impedance 50 ohms Type of cable 5D FB 8D FB 10D FB 12D FB or Equivalent cable Signals IF signal alarms control monitoring power source and orderwire Maximum cable length 150 m 5D FB 300 m 8D FB...

Page 30: ...ALM STM 1 interface unit failure Loss of output STM 1 signal IDU ALM and LED on Module panel BER RX ALM Excessive BER BER degraded worse than preset value 10e 3 to 10e 5 IDU ALM MOD ALM TX side alarm includes unit failure IF output signal degraded IDU ALM DEM ALM RX side alarm includes unit failure IF signal input lost IDU ALM WS ALM Unit fail WS input signal lost IDU ALM TX PWR ALM ODU transmitti...

Page 31: ... indication available only in case of 1 1 IDU 6 7 House Keeping Alarm Control Interface Data In Data Out DI DO for house keeping alarms or controls are available with LCT setting DI DO item number is changeable by setting LCT configuration DI DO Comments 6 ports 4 ports Max DI DI interfaces are included in ALM AUX connector DO Refer to next page alarm output connection table Port condition DI INPU...

Page 32: ...Connector ALM Connector AUX ALM RL1 RL2 RL3 RL4 RL5 RL6 RL7 RL8 RL9 RL10 RL11 MAINT PS ALM CPU ALM ODU ALM1 ODU ALM2 CBL ALM1 CBL ALM2 TX PWR ALM1 TX PWR ALM2 TX IN ALM1 TX IN ALM2 RX IN ALM1 RX IN ALM2 APC ALM1 APC ALM2 IDU ALM1 IDU ALM2 MOD ALM1 MOD ALM2 DEM ALM1 DEM ALM2 Sub INTFC MAIN INTFC BER ALM1 BER ALM2 STM 1 LOS HK OUT1 HK OUT2 HK OUT3 HK OUT4 Note marks are set at factory marks are rang...

Page 33: ...IO direction SES Sum of the severely errored seconds MUX RADIO direction UAS Sum of the unavailable seconds MUX RADIO direction TX PWR Transmitter output power Metering item RX SIGNAL LEVEL Receiver input level Metering item ODU PS IN VOLTAGE ODU input voltage Metering item BER MEASUREMENT Bit error rate Metering item Control Item IF Loop Back Baseband Loop Back near end Base band Loop Back far en...

Page 34: ...MTD PL 032 1401005 NEC Coporation Tokyo Japan ...

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