User's Manual

Table of Contents
Page iv InterReach Fusion Wideband Installation, Operation, and Reference Manual
© 2015 TE Connectivity Ltd TECP-77-044 • Issue 9 • March 2015
Fusion Wideband Expansion Hub ________________________________________________ 41
Expansion Hub Overview ....................................................................................................................................................... 42
Expansion Hub Front Panel ......................................................................................................................................................44
Optical Fiber Uplink/Downlink Connectors.............................................................................................
.................................45
LED Indicators...........................................................................................................................................................................45
Unit Status and DL/UL STATUS LEDs.................................................................................................................................45
Port STATUS LEDs ....................................................................................................................
.........................................47
Expansion Hub Rear Panel ..................................................................................................................................................... 48
Faults, Warnings, and Status Messages.................................................................................................................................. 49
Expans
ion Hub Specifications................................................................................................................................................. 50
Remote Access Unit ___________________________________________________________ 51
Overview ............................................................................................................................................................................... 52
RAU Front Panel .......................................................................................................................................................................55
RAU Back Panel ........................................................................................................................................................................56
RAU LED Indicators ................................................................................................................................................................ 57
STA
TUS LEDs.............................................................................................................................................................................57
Faults and Warnings .............................................................................................................................................................. 58
Remote Access Unit Specificatio
ns......................................................................................................................................... 59
Designing a Fusion Wideband Solution ___________________________________________ 61
Design Overview.................................................................................................................................................................... 62
Downlink RSSI Design Goal ....................................................................................................................................................
64
Maximum Output Power Per Carrier...................................................................................................................................... 65
700/AWS RAU (FSN-W2-7021-1)..............................................................................................................................................66
700 MHz (Upper C) MIMO RAU (FSN-W2-7575-1) .........................................................................................
..........................67
700 MHz (Lower ABC) MIMO RAU (FSN-W2-7070-1)...............................................................................................................67
700 ABC/AWS HP/AWS HP RAU (FSN-W4-702121-1-HP).........................................................................................................68
700 UC/AWS HP/AWS HP RAU (FSN-W4-752121-1-HP) ........................................................................................
.................. 69
800/850/1900 RAU (FSN-W2-808519-1)..................................................................................................................................70
850/1900 HP/AWS HP RAU (FSN-W5-851921-1-HP)................................................................................................................73
1900/AWS RAU (FSN-W1-1921-1)...........................................................................................................
.................................75
2100/1800 RAU (FSN-W1-2118-1) ...........................................................................................................................................77
2100 HP/1800 HP RAU (FSN-W1-2118-1-HP)...........................................................................................................................78
2100 HP/2600 HP RAU (FSN-W1-2126-1-HP)..............................................................................................
.............................79
2100 High Power RAU (FSN-W1-21HP-1) .................................................................................................................................80
2500/2500 TDD RAU (FSN-2525-1-TDD) ..................................................................................................................................80
2600 MHz MIMO RAU (FSN-W3-2626-1) ....................................................................................................
.............................80
Designing for Capacity Growth.................................................................................................................................................81
System Gain........................................................................................................................................................................... 82
Esti
mating RF Coverage..........................................................................................................................................................
83
Equation 1 ...........................................................................................................................
.....................................................83
Equation 2—Path Loss Equation ..............................................................................................................................................84
Equation 3—RAU Coverage Distance......................................................................................................
.................................85
Equation 4—Maximum Antenna Coverage.................................................................................................
.............................86
Example Design Estimate for an 1900 MHz CDMA Application ..
.............................................................................................88
Link Budget Analysis .............................................................................................................................................................. 90
Eleme
nts of a Link Budget for Narrowband Standards ..................................................................................
..........................90
Narrowband Link Budget Analysis for a Microcell Application
................................................................................................92
Elements of a Link Budget for CDMA Standards .........................................................................................
.............................94
Other CDMA Issues......................................................................................................................
.............................................96
CDMA Link Budget Analysis for a Microcell Application .
.........................................................................................................96
Considerations for Re-Radiation (Over-the-Air) System
s.........................................................................................................99
Optical Power Budget .......................................................................................................................................................... 100
Connecting a Main Hub to a Base Station............................................................................................................................. 101
Uplin
k Attenuation ..................................................................................................................
...............................................102
RAU Attenuation and ALC ...............................................................................................................
.......................................102
Using the RAU 10 dB Attenuation Setting ..............................................................................................
........................103
Using the Uplink ALC Setting ...........................................................................................................
...............................104