UMTS Radio Network Planning
Content • GSM&UMTS Technology Comparison • Huawei UMTS Dimensioning Flow • Coverage Planning Procedure • Capacity Dimensioning Procedure • CE&Iub Dimensioning
GSM&UMTS End User Experience Comparison GPRS
EDGE
UMTS
HSPA HSPA
HSPA+
20kbps
56kbps
256kbps
2Mbps
5Mbps
100 Seconds
36 Seconds
8 Seconds
1 Second
immediately
Download 5M Music
33 Minutes
12 Minutes
3 Minute
20 Seconds
8 Seconds
Download 25M Video
2.8 Hour
1 Hour
15 Minutes
1.5 Minute
40 Seconds
Download 750M movie
84 Hours
30 Hours
6.5 Hours
50 Minutes
20 Minutes
Download HD-Video
28+ Days
10+ Days
2~3 Day
~6 Hours
~2 Hours
Web Visit
GSM&UMTS Technology Comparison Items
GSM
UMTS
Channel Spacing
200KHz
5MHz
Wide band System, improve robustness
Radio Transmission
TDMA/FDMA
CDMA/TDMA
Higher security, more capacity
Modulation
GMSK/8PSK
QPSK/16QAM/64QAM
Higher capacity, improve spectrum efficiency
Frequency Plan?
Yes
No
Handover
Hard HO
Soft HO
Improve HO success rate, better performance
Power Control
Yes (Slow PC)
Yes (Fast PC)
Minimize interference, improve quality&capacity
Support MIMO?
No
No (HSPA+, Yes)
Pilot Channel
BCCH
CPICH
Capacity Resource
# of TRX
# of Carriers
Blocking
Hard Blocking
Soft Blocking
Interference limited capacity
Service
Single Service
Multi-service
More applications, better user experience
UE max Power
33dBm
24dBm
Content • GSM&UMTS Technology Comparison • Huawei UMTS Dimensioning Flow • Coverage Planning Procedure • Capacity Dimensioning Procedure • CE&Iub Dimensioning
Huawei UMTS RNP Flow •
•
Preparation › Information Collection, such as, coverage related, capacity related… › Digital map › … Preliminary planning › Dimensioning
Deployment
Site Survey
& Pre-optimization
• Cell radius, No. of sites, CEs, … Dimensioning
› Nominal Planning • Coverage prediction, simulation…
•
Final RF design › Site survey › Cell planning
Detailed Planning
Nominal Planning
Final RF Design
Preliminary design Preparation
Information collection
Huawei UMTS Dimensioning Procedure start Coverage Requirement
Link Budget Cell Radius
Capacity Requirement
Capacity Dimensioning
Satisfy Capacity Requirement? Yes CE/Iub Dimensioning NodeB Amount, CE & Iub Configuration
End
No
Adjust Carrier Configuration or Node B number
Content • GSM&UMTS Technology Comparison • Huawei UMTS Dimensioning Flow • Coverage Planning Procedure • Capacity Dimensioning Procedure • CE&Iub Dimensioning
Coverage Requirements Collections Coverage target – Coverage area of each phase according to the roll out strategy. – Area type information such as Dense Urban, Urban, Rural, etc. Coverage availability – Seamless coverage service. – Indoor coverage consideration. – Area coverage probability.
PS 384K
PS 128K
VP 64K
AMR 12.2K
Which service to be selected as
continuous service? Continuous Service
Dense Urban
Voice
450m
VP
380m
PS128
410m
PS384
280m
HSDPA 500kbps at cell edge
400m
HSUPA 150kbps at cell edge
380m
– PS384 will cause to many new sites to provide continuous coverage. – VP can perfect meets both voice and HSPA PS coverage requirement. – HSPA is suggested to be launched in all sites.
Radio Linkbudget R99 SHO Gain
Slow Fading Margin Fast Fading Margin
NodeB Antenna Gain
SHO Gain
UE Antenna Gain
Interference Margin Body Loss
UE Antenna Gain
Fast Fading Margin Interference Margin
Node B Antenna Gain
Cable Loss UE Transmit Power
Slow Fading Margin
Body Loss Cable Loss
Node B Transmit Power Penetration Loss
Penetration Loss
Maximum Allowed Path Loss
Maximum Allowable Path Loss
Antenna Gain SHO Gain Margin Loss
NodeB Reception Sensitivity
UPLINK BUDGET
DOWNLINK BUDGET
UE Reception Sensitivity
Case: R99 Linkbudget for Algeria Uplink/Down Link Propagation Model UE/NodeB Antenna Height (m) Link Parameters Channel Model Continuous Coverage Service Bear Bits Rate (kbps) Target Load TX Max. TCH TX Power (dBm) Antenna Gain (dBi) Feeder Loss (dB) Body Loss (dB) EIRP (dBm) RX Antenna Gain (dBi) Feeder Loss (dB) Body Loss (dB) NodeB/UE Noise Figure (dB) Required Eb/No(Ec/No) (dB) Receiver Sensitivity (dBm) Interference Margin (dB) Fast Fading Margin (dB) Min. Received Signal Strength (dBm) Path Loss Penetration Loss (dB) Slow Fading Standard Deviation (dB) DL Processing Gain (dB) SHO Gain Against Slow Fading (dB) Area Coverage Probability Slow Fading Margin (dB) Path Loss (dB) Cell Radius Cell Radius (km) TCH Cell Radius (km) Pilot Channel RSCP RSCP Required for Drive Tests (dBm)
TCH Link Budget Uplink Cost231-Hata 1.50
Downlink 20.00
TU3 CS 64 64 50.00%
CS 64 64 75.00%
M N
21.00 0.00 0.00 0.00 21.00
36.00 17.00 3.00 0.00 50.00
A B C D E=A+B-C-D
17.00 3.00 0.00 1.60 2.72 -121.62 3.01 1.80 -130.94
0.00 0.00 0.00 7.00 6.30 -112.64 1.29 0.00 -111.35
F G H I J K=I+J-174+10*LOG(3840000)-R L=10*LOG(1/(100%-N)) O P=K-F+G+H+L+O
Cost231-Hata
20.00 8.00 17.78 3.93 95.00% 4.61 127.33
Q R
4.61 136.74
0.38
0.62 0.38 -89.24
S =E-P+Q+S
Lu 46.3 33.9 lg( f ) 13.82 lg( H BS ) (44.9 6.55 lg( H BS )) lg(d )
a ( H UE )
(1.1 lg( f ) 0.7) H UE (1.56 lg( f ) 0.8)
Radio Linkbudget HSPA HSDPA Linkbudget
HSUPA Linkbudget TU3_SBLER70% TU3_SBLER30% TU50_SBLER70% TU50_SBLER30% RA3_SBLER70% RA3_SBLER30%
10 5 0 -5 -10
0 N / c E
-15 -20 Bearer Rate
-25 69
Simulation Conditions: Channel model-TU3; 5 codes
507.6
978
1353
1 927.8
2706
4050
Case: HSPA Linkbudget Scenario Link Parameters Cell Radius (km) DL Path Loss (dB) DL Channel Type Antenna Gain (dBi) Feeder Loss (dB) Penetration Loss (dB) Slow Fading Standard Deviation (dB) Area Coverage Probability DL Slow Fading Margin Without HO (dB) Max. Couple Loss (dB) HSDPA Parameters HSDPA Power Allocation Ratio Power Allocation Ratio per HS-SCCH DL Cell Edge Ioc/Ior UE Noise Figure (dB) Total DL Load HSDPA UE Type HSDPA Ec/No (dB) Max. UE Rate (kbit/s) HSDPA Cell Edge Throughput (kbit/s)
Dense Urban 0.38 127.33 TU3 17.00 3.00 20.00 8.00 95.00% 8.54 143.24 50.00% 5.00% 1.78 7.00 75.00% CAT8 -4.12 6850.95 664.92
Scenario Link Parameters Cell Radius (km) UL Path Loss (dB) UL Channel Type Antenna Gain (dBi) Feeder Loss (dB) UL Load UL Interference Margin (dB) UL Fast Fading Margin (dB) Penetration Loss (dB) Area Coverage Probability UL Slow Fading Margin (dB) HSUPA Parameters Max. HSUPA TX Power (dBm) HSUPA Power Backoff (dB) HSUPA TTI (ms) HSUPA UE Type Receiver Sensitivity (dBm) HSUPA Ec/No (dB) Max. UE Rate (kbit/s) HSUPA Cell Edge Throughput (kbit/s)
Dense Urban 0.38 127.33 TU3 17.00 3.00 50.00% 3.01 0.20 20.00 95.00% 4.61 24.00 1.50 2 CAT6 -115.65 -11.82 4913.14 152.57
Case: Coverage Planning Results for Dense Urban of Alger Dense urban area:
6.19 km2
Coverage area per NodeB:
0.28 km2
NodeB number for coverage:
6.19/0.28=23
• Current sites topology; • Practical clutter distribution
Final NodeB number :
22
Content • GSM&UMTS Technology Comparison • Huawei UMTS Dimensioning Flow • Coverage Planning Procedure • Capacity Dimensioning Procedure • CE&Iub Dimensioning
Capacity Comparison Between GSM and UMTS GSM
UMTS
Hard blocking
Soft blocking
Capacity --- hardware
Capacity --- interference
dependant
dependant
Single service
Multi services (CS&PS)
Single GoS requirement
Respective quality
requirements of each service Capacity dimensioning ---
ErlangB
Capacity dimensioning ---
Multidimensional ErlangB
5MHz Spectrum GSM Capacity •
Max Configuration: S333
•
Capacity: 42 Erl
UMTS Capacity •
Max Configuration: S111
•
Capacity: 165 Erl
Capacity Comparison Flow Dimensioning Start
ErlangB - Partitioning Resources
Assumed Subscribers Load per Connection
CS Average Cell Load
CS Peak Cell Load (MDE)
HSPA Cell Load
PS Average Cell Load
MBMS Cell Load
Low Utilization of resources Total Cell Load
Multidimensional ErlangB - Resources shared No =Target Cell Load? Yes Dimensioning End
Load cell Loadcell
total_UL
total_DL
max{Load CS peak , Load CS
max{Load CS peak , Load CS
avg
avg
Load PS
LoadPS
avg
avg
Load HSUPA LoadAHSDPA_UL}
Load HSDPA Load AHSUPA_DL} Load MBMS LoadCCH
High Utilization of resources
Best Effort for Packet Service PS Services:
--- Best Effort
Total Load d a o L
CS Peak Load
Load occupi ed by PS
--- Retransmission CS Average Load
--- Burst Traffic
Load occupi ed by CS
Time
PS will use the spare load apart from that used by CS
HSPA Capacity Dimensioning (1/2) HSDPA Capacity Dimensioning
HSUPA Capacity Dimensioning
--- to obtain the average cell throughput
--- to obtain the average HSUPA cell throughput;
--- based on HSDPA simulation result
--- based on HSUPA simulation result ;
--- the maximum data rate is limited by the available power, available codes resource and UE capacity
--- the maximum data rate determined by the target uplink load and UE category;
--- higher cell target load can be available for HSDPA
--- higher cell target load can be available for HSUPA;
HS-DSCH will use the spare power
apart from that of R99
HSUPA will use the spare load apart from that of R99, HS-DPCCH and A-DCH in uplink
HSPA Capacity Dimensioning (2/2) HSDPA
HSUPA
Simulation Cell Radius
Ec/No Ec/N0=>Throughput
Uplink load
HSUPA actual cell load
(1)HS-DPCCH load (2)R99 load (3)A-DCH load
User rate at distance r HSUPA cell average th roughput Maximum rate of single user
One HSUPA user occupies all available HSUPA load
Case: Capacity Dimensioning (1/2) Monthly Package
500 MB 1 GB 2 GB 4 GB BH Throughput per User (kbps) BH Voice Traffic per User (Erl) BH Video Phone Traffic per User (Erl)
User Percentage (Dense Urban) 70% 10% 10% 10% 8 0.032 0.0002
Universal Parameters Assumption Item PS UL/DL Ratio Proportion of HSPA Throughput Busy Hour Convergence for PS PS Subs Penetration Voice Subs Penetration Video Phone Subs Penetration
Value 25% 90% 10% 60% 100% 50%
User Percentage (Urban) 50% 20% 20% 10% 10 0.032 0.0002
User Percentage (Suburban) 50% 20% 10% 20% 11 0.032 0.0002
User Percentage (Rural) 30% 10% 0% 0% 2 0.032 0.0002
Average Traffic Model in BH per User Scenarios Dense Urban Urban Suburban Rural
Voice (Erl) 0.032 0.032 0.032 0.032
Video Phone (Erl) 0.0001 0.0001 0.0001 0.0001
PS (kbps) 5 6 7 1
Case: Capacity Dimensioning (2/2) • Capacity dimensioning conditions: • Maximum NodeB transmission power:
20W
• Activity factor of PS:
0.9 20%
• Overhead of SHO (including softer handover):
30%
• Power allocation for CCH in downlink:
• CS GOS:
2%
• Uplink / downlink target loading:
• PS retransmission:
5.3%
• HSPA throughput over total PS:
Dense Urban Voice 0.032 (Erl) VP (Erl) 0.0001 PS 0.032 (kbps)
Bearers
UL
DL
GoS
Voice (Erl) VP (Erl) PS64 (kbit) PS128 (kbit) PS384 (kbit) HSPA (kbit)
0.032 0.0001 2466.251 1056.965 0 3170.894
0.032 0.0001 201.3266 402.6532 805.3064 12683.58
2% 2% N/A N/A N/A N/A
Load Factor (UL) 1.01% 3.03% 2.74% 8.60% 9.22%
Total Subscriber in Densr urban of Alger : 868*3*22 = 57288
Load Factor (UL) 0.9% 6.3% 4.2% 8.8% 25.5% 34.3%
50% / 75% 90%
868 Subs / Carrier Total loading: UL: 50% DL: 60.6%
Content • GSM&UMTS Technology Comparison • Huawei UMTS Dimensioning Flow • Coverage Planning Procedure • Capacity Dimensioning Procedure • CE&Iub Dimensioning
Huawei Channel Element Features Channel Element Features CE is pooled in one NodeB and dynamically shared between
cells
Code resource shared
R99/HSDPA
R99/HSUPA
0 CE resource for HSDPA traffic channel 0 CE consumption for HSPA+ Features (64QAM, MIMO, DC)
Physical resource separated
R99
HSDPA
R99/HSUPA
0 CE consumption for softer handover DL Unit
0 CE consumption for common channels Downlink
0 CE consumption for A-DCH with SRB over HSPA BBU3900
WBBPd
UL Unit Uplink
WBBPd boards can work in a resource pool to share CE
resources Fully configured NodeB shares 1536 CE UL & 1536 CE DL among 24 carriers (6*4 carriers, 4 WBBPd are configured). 1 WBBPd supports 384 CE UL & 384 CE DL and 90 HSPDSCH Codes.
Physical resource shared
Huawei Channel Element Dimensioning Flow CE Factor for R99 Bearers SF UL/DL
Bearer
Uplink
Downlink
SF64 / SF128
PS8k
1
1
SF64 / SF128
PS16k
1
1
SF32 / SF64
PS32k
1.5
1
SF16 / SF32
PS64k
3
2
SF8 / SF16
PS128k
5
4
SF8 / SF16
PS144k
5
4
SF4 / SF8
PS256k
10
8
SF4 / SF8
PS384k
10
8
CE Factor for HSUPA
CE UL _ Total Max(CE Erlang _ Peak _ UL , CE Erlang _ Average _ UL CE PS _ Average _ UL CE HSDPA _ AUL CE HSUPA _ UL ) CE DL _ Total Max(CE Erlang _ Peak _ DL , CE Erlang _ Average _ DL CE PS _ Average _ DL CE HSDPA _ DL CE HSUPA _ ADL )
SF
RAN13.0
10ms TTI
2ms TTI
SF32
1
35.4
35.4
SF16
2
69
69
SF8
4
136.2
136.2
SF4
8
709.2
709.2
2*SF4
16
1448.4
1353
2*SF2
32
1986
2874
2*SF2 + 2*SF4
48
NA
5730
2*M2+2*M4
64
NA
11498
Huawei Iub Dimensioning Flow Input
Iub Dimensioning
Subscribers Subs per NodeB
Output
Erlang Services Iub Peak Bandwidth
Total Bandwidth Iub Bandwidth
CS Traffic Voice Traffic VP Traffic
PS & HSPA Occupied Bandwidth
Erlang Services Iub Average Bandwidth
HSPA Traffic
PS Iub Bandwidth
CS Bandwidth max h t d i w d n a B b u I
GoS Requirements HSPA Iub Bandwidth
PS Traffic PS64 Throughput PS128 Throughput PS384 Throughput PS Retransmission
Service Iub Bandwidth max
Erlang services Occupied Bandwidth
HSPA End-user Experience Rate Bandwidth MBMS Iub Bandwidth
HSPA Traffic
CS Average Bandwidth
CCH & MBMS Bandwidth O & M Bandwidth
Common Channel Bandwidth MBMS Channel Number
IubTotal
Time
O&M Bandwidth
Max[( Max[ Iub ErlangServices _ Peak , ( Iub PS _ Avg
Iub HSPA _ End
used _ Experience _ Rate
] Iub MBMS
IubCCH
Iub ErlangServices _ Avg
IubO& M
Iub HSPA )]),
Huawei Iub Bandwidth Factors (R99&CCH&OM) R99 Bearers
Iub Bandwidth per Link ATM
IP over E1
IP over Ethernet
AMR12.2k
13.7kbps
11.7 kbps
13.7 kbps
CS64k
80.7 kbps
71.7 kbps
86.7 kbps
PS64k
83.7 kbps
74.7 kbps
89.7 kbps
PS128k
165.7 kbps
141.7 kbps
156.7 kbps
PS384k
492.7 kbps
418.7 kbps
447.7 kbps
Note: The Iub bandwidth per link in left table already considered: 1) The activity factor of AMR12.2k and is 0.65, and that of the other services
Iub Bandwidth Occupation for O&M ATM
IP over E1
IP over Ethernet
64 kbps
64 kbps
64 kbps
is 1; 2) 7kbps of the Iub bandwidth occupied
CCH Channel
Iub Bandwidth per Link
by SRB (3.4kbps) is included and
ATM
IP over E1
IP over Ethernet
RACH
56 kbps
46 kbps
51 kbps
FACH
29 kbps
25 kbps
27 kbps
PCH
41 kbps
35 kbps
39 kbps
the SRB activity factor is 0.1.
Huawei Iub Bandwidth Factors (HSPA) RRC/PDCP RLC MAC-d
RRC/PDCP
ATM over E1 Overhead of HSPA
(MAC-es)
PHY
MAC-hs MAC-e PHY
AAL2
ATM
ATM
PHY
PHY
NodeB
RRC/PDCP RLC MAC-d
RRC/PDCP
IP over E1/Ethernet Overhead of HSPA
(MAC-es)
MAC-hs MAC-e
PHY
UE
RLC
MAC-hs MAC-e
PHY
+24 bytes
UDP
IP
IP
PPP/MAC
PPP/MAC
PHY
PHY
NodeB
IP over E1
IP over Ethernet
Uplink
30%
10%
15%
Downlink
33%
12%
20%
+5 bytes/48 bytes
Terminal Type2
@ HSDPA, Type1, Typical rate 1920kbps
Uplink
27%
4%
10%
Downlink
25%
5%
10%
502 bytes +2 bytes
Note: 1)
+24 bytes
1) Terminal Type 1: supports HSDPA( lower than 14.4Mbps) and phase 1 / phase 2
HSPA FP
UDP
ATM
Terminal Type1
+48 bytes
MAC-d
(MAC-es) HSPA FP
Iub Overhead of HSPA per Link
HSPA FP
AAL2
UE
+2 bytes
MAC-d (MAC-es)
HSPA FP MAC-hs MAC-e
RLC
502 bytes
HSUPA( 1.96Mbps or 5.76Mb ps); +12 bytes
2)
2) Terminal Type 2: supports 64QAM or MIMO
+20 bytes
or 64QAM+MIMO or DC-HSDPA or DC-MIMO
+18 bytes
in downlink, and 16QAM in uplink.
@ HSDPA, Type1, Typical rate 1920kbps, IP over Ethernet
Summary Number of Subscriber NodeB per NodeB Dense Urban 22 2604 Urban 220 2241 ALGER Suburban 95 2004 Rural 15 3384 Urban 28 2241 ANNABA Suburban 25 2004 Rural 19 3384 Urban 56 2241 CONSTANTIN Suburban 24 2004 E Rural 18 3384 Dense Urban 19 2604 Urban 95 2241 ORAN Suburban 56 2004 Rural 21 3384 Urban 27 2241 OUARGLA Suburban 31 2004 Rural 15 3384 Urban 29 2241 SETIF Suburban 80 2004 Rural 44 3384 Total 939 Wilaya
Scenario
UL/DL CE per NodeB 235/106 235/103 240/103 106/66 235/103 240/103 106/66 235/103 240/103 106/66 235/106 235/103 240/103 106/66 235/103 240/103 106/66 235/103 240/103 106/66
E1 Numbers per NodeB 4 4 4 2 4 4 2 4 4 2 4 4 4 2 4 4 2 4 4 2
Total NodeB
Total Subscribers
352
791448
72
177144
98
234504
191
445659
73
173391
153
374205
939
2,196,351
