PDA

View Full Version : 3G Planning e*******



kin12345
2012-02-01, 04:12 PM
pls add reps if you like it.

aygo
2012-02-01, 04:57 PM
hi

this is a later version of the course
no pass
If its useful please give rep!

aygo

mimranlari
2012-02-01, 10:28 PM
Hello dear aygo rep added.......

mimranlari
2012-02-01, 10:33 PM
dear kin12345 rep added......

telecom01
2012-02-01, 11:09 PM
hi

this is a later version of the course
no pass
If its useful please give rep!

aygo
Could u plz provide table of content?

aygo
2012-02-01, 11:26 PM
LZT 123 7628 R5A WCDMA Radio Network Design 2005
WCDMA RADIO NETWORK DESIGN................................................... 1
1 INTRODUCTION.......................................................................... 11
RADIO NETWORK DESIGN PROCESS ............................................. 13
DEFINITION OF REQUIREMENTS...................................................... 15
COVERAGE REQUIREMENTS......................................................................16
CAPACITY REQUIREMENTS ........................................................................17
SERVICE REQUIREMENTS ..........................................................................19
RADIO NETWORK DIMENSIONING................................................... 20
RADIO PROPAGATION MODEL TUNING .......................................... 24
NOMINAL CELL PLAN ........................................................................ 25
TEMS CELLPLANNER UNIVERSAL..............................................................26
SITE SEARCH...................................................................................... 28
IMPLEMENTATION .............................................................................. 30
INITIAL TUNING................................................................................... 32
TEMS INVESTIGATION WCDMA (TIW) ........................................................32
OTHER TEMS TOOLS ......................................................................... 34
TEMS DESKCAT ............................................................................................34
TEMS AUTOMATIC WCDMA.........................................................................36
TEMS CELLSIGHT .........................................................................................37
TEMS TRANSMITTER WCDMA.....................................................................38
TEMS LINKPLANNER ....................................................................................39
2 WCDMA TRAFFIC....................................................................... 41
INTRODUCTION................................................................................... 43
RADIO ACCESS BEARERS (RABS) .................................................. 43
QUALITY OF SERVICE (QOS) CLASSES.....................................................44
RABS SUPPORTED BY RAN P3 ........................................................ 45
MAPPING OF UMTS SERVICE TO RABS.....................................................46
CIRCUIT SWITCHED DIMENSIONING ............................................... 48
AVERAGE CS TRAFFIC PROFILE ................................................................50
OFFERED TRAFFIC AND GOS .....................................................................52
ERLANG B TABLE..........................................................................................54
PACKET SWITCHED DIMENSIONING ............................................... 56
PACKET CALL................................................................................................56
PACKET SESSION.........................................................................................56
SESSION LENGTH (HOLDING TIME THOLD)..................................................57
PACKET THROUGHPUT ...............................................................................57
PACKET TRAFFIC ASSUMPTIONS ..............................................................58
BITS (b) AND BYTES (B)................................................................................59
AVERAGE PS TRAFFIC PROFILE ................................................................61
REQUIRED SUB DATA RATE........................................................................63
REQUIRED PACKET SESSIONS ..................................................................63
PEAK FACTOR...............................................................................................64
BEST EFFORT CHANNEL REQUIREMENT PER SUB.................................65
INCLUDING BE APPLICATIONS IN TRAFFIC CALCULATIONS...... 66
UPLINK LOAD CALCULATION ......................................................................67
UPLINK LOAD SOLUTION.............................................................................67
3 WCDMA CAPACITY .................................................................... 69
ENERGY PER BIT TO NOISE RATIO (EB/NO) .................................... 71
EB/NO AND BER OR BLER.............................................................................72
EB/NO AND FAST (RAYLEIGH) FADING........................................................75
EB/NO AND FAST POWER CONTROL...........................................................75
3GPP CHANNEL MODELS ............................................................................78
UPLINK EB/NO VALUES................................................................................79
UPLINK CAPACITY.............................................................................. 81
EB/NO AND C/I.................................................................................................81
UPLINK MAXIMUM NUMBER OF CHANNELS (MPOLE) .................................83
DISCONTINUOUS TRANSMISSION (DTX) GAIN .........................................86
UPLINK INTERCELL INTERFERENCE FACTOR (F) ....................................87
UPLINK DTX GAIN (GDTX).............................................................................88
UPLINK MPOLE EXAMPLE...............................................................................88
URBAN/ DENSE URBAN UPLINK MPOLE VALUES ......................................89
DOWNLINK CAPACITY ....................................................................... 90
DOWNLINK MPOLE...........................................................................................90
DOWNLINK C/I VALUE (γ)..............................................................................91
DOWNLINK NON-ORTHOGONALITY FACTOR (α) ......................................91
DOWNLINK INTERCELL INTERFERENCE FACTOR (F)..............................92
DOWNLINK SOFT HANDOVER VARIABLES (Κ, NAS, B AND GSHO ) ...........92
DOWNLINK DTX GAIN (GDTX) ......................................................................93
EXAMPLE DOWNLINK MPOLE CALCULATION.............................................94
URBAN/ DENSE URBAN DOWNLINK MPOLE VALUES................................95
MAXIMUM CELL LOADING (QMAX)..................................................... 96
MAXIMUM CELL LOAD..................................................................................97
MAXIMUM CELL LOAD CALCULATION........................................................97
MAXIMUM CELL LOAD SOLUTION...............................................................98
4 WCDMA COVERAGE.................................................................. 99
RADIO WAVE PROPAGATION.......................................................... 101
OKUMURA-HATA PROPAGATION FORMULA...........................................104
LINK BUDGET CALCULATIONS ...................................................... 105
LINK BUDGET MARGINS.................................................................. 108
UPLINK INTERFERENCE MARGIN (BIUL)....................................................108
DOWNLINK INTERFERENCE MARGIN (BIDL) .............................................109
LOG-NORMAL FADING MARGIN (BLNF) ......................................................111
POWER CONTROL MARGIN (PCMARG) .......................................................118
LINK BUDGET LOSSES.....................................................................119
BODY LOSS (LBL) .........................................................................................119
CAR PENETRATION LOSS (LCPL)................................................................119
BUILDING PENETRATION LOSS (LBPL) ......................................................120
ANTENNA SYSTEM CONTROLLER INSERTION LOSS (LASE)...................121
JUMPER AND CONNECTOR LOSS (LJ+C)...................................................121
JUMPER LOSS (LJ) ......................................................................................121
FEEDER LOSS (LF) ......................................................................................121
E******* RECOMMENDED LINK BUDGET LOSSES .............................122
LINK BUDGET ANTENNA GAIN (GA) ............................................... 123
UPLINK LINK BUDGET CALCULATIONS........................................ 124
UPLINK MAXIMUM PATH LOSS (LPMAX)......................................................125
UPLINK SYSTEM SENSITIVITY (SUL)..........................................................125
WCDMA CELL RANGE ................................................................................128
SITE COVERAGE AREA..............................................................................129
DOWNLINK DIMENSIONING ............................................................ 131
RBS NOMINAL POWER (PNOM,RBS)................................................. 131
REFERENCE POINT NOMINAL POWER (PNOM,REF) ................................132
CHECK 1: CPICH POWER (PCPICH, REF ≤ 0.1 PNOM,REF)........................133
CHECK 2: TOTAL POWER (PTOTAL, REF ≤ 0.75 PNOM,REF) .....................137
CALCULATION OF H VALUE.......................................................................138
CHECK 3: DCH POWER (PDCH, REF ≤ 0.3 PNOM,REF) ..............................140
DOWNLINK CALCULATION EXAMPLE........................................... 144
CHECK 1: CPICH POWER (PCPICH, REF ≤ 0.1 PNOM,REF)........................144
CHECK 2: TOTAL POWER (PTOT, REF ≤ 0.75 PNOM,REF).........................145
CHECK 3: DCH POWER (PDCH, REF ≤ 0.3 PNOM,REF) ..............................145
5 WCDMA DIMENSIONING EXERCISE ...................................... 147
INTRODUCTION................................................................................. 149
CIRCUIT SWITCHED DATA.........................................................................149
PACKET SWITCHED DATA.........................................................................149
MULTIPLE CARRIERS .................................................................................149
DIMENSIONING FLOW...................................................................... 150
EXAMPLE CALCULATION................................................................ 152
SOLUTION.......................................................................................... 154
STEP 1: CALCULATE AVERAGE TRAFFIC PROFILE................................154
STEP 2: ASSUME AN UPLINK LOAD..........................................................155
STEP 3: SITES REQUIRED FOR UPLINK CAPACITY (40% LOAD)...........155
STEP 4: SITES REQUIRED FOR UPLINK COVERAGE (40% LOAD) ........157
LINK BUDGET TERMS ......................................................................... 157
(A) PUE .................................................................................................. 157
STEP 5: CHECK FOR COVERAGE / CAPACITY BALANCE ......................157
STEP 3: SITES REQUIRED FOR UPLINK CAPACITY (45% LOAD)...........158
STEP 4: SITES REQUIRED FOR UPLINK COVERAGE (45% LOAD) ........159
LINK BUDGET TERMS ......................................................................... 159
(A) PUE .................................................................................................. 159
STEP 5: CHECK FOR COVERAGE / CAPACITY BALANCE ......................159
STEP 3: SITES REQUIRED FOR UPLINK CAPACITY (50% LOAD)...........160
STEP 4: SITES REQUIRED FOR UPLINK COVERAGE (50% LOAD) ........161
LINK BUDGET TERMS ......................................................................... 161
(A) PUE .................................................................................................. 161
STEP 5: CHECK FOR COVERAGE / CAPACITY BALANCE ......................161
STEP 6: CHECK THAT MAXIMUM LOADING IS NOT EXCEEDED............162
STEP 7: PERFORM DOWNLINK COVERAGE CHECKS (13 SITES) .........164
STEP 7: PERFORM DOWNLINK COVERAGE CHECKS (15 SITES) .........171
STEP 7: PERFORM DOWNLINK COVERAGE CHECKS (16 SITES) .........177
ANSWER ............................................................................................ 189
ERLANG B TABLE........................................................................................189
LARGE DIMENSIONING PROCESS DIAGRAM..........................................192
6 WCDMA CELL PLANNING PRINCIPLES ................................ 193
WCDMA FREQUENCY PLANNING................................................... 195
SPECTRUM ALLOCATION ..........................................................................195
GUARD BAND ..............................................................................................195
WCDMA POWER PLANNING............................................................ 196
WCDMA CODE PLANNING............................................................... 200
WCDMA CODES ..........................................................................................200
DOWNLINK SCRAMBLING CODE PLANNING ...........................................200
DOWNLINK CHANNELIZATION CODE PLANNING....................................201
HANDOVER IN WCDMA.................................................................... 202
INTRA-FREQUENCY HANDOVER ..............................................................203
SOFT HANDOVER AREAS..........................................................................205
INTRA-FREQUENCY HANDOVETR ALGORITHM......................................205
INTER-RADIO ACCESS TECHNLOLOGY HANDOVER..............................206
INTER-FREQUENCY HANDOVER ..............................................................209