3g_hspa cell capacity estimation
DESCRIPTION
3G/HSPA+ capacity estimationTRANSCRIPT
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Input ParametersAvailable Spectrum (MHz) 5Number of carriers per sector 1Softhandover Overhead % 30%
Total Downlink Tx Power (W) 20Target Downlink Load % per cell 80%Control Load % per cell 20%
30%
Input - Traffic Model
0.22
4.00Total Subscriber per cell 300
Eb/No [dB] Thrpt (kbps)Required EbNo
UrbanSpeech 12.2 12.20 6.80
PS 64/64 64.00 4.40 PS 128/128 128.00 4.30 PS 384/384 384.00 4.20
3G Downlink Load % Estimation per Subscriber
Service Bearer kbps per link Number of linksVoice 12.2kbps 12.2 0.22PS 64kbps 64 0.0213333333PS 128kbps 128 0.0035555556PS 384kbps 384 0.0035555556
HSDPA Cell Capacity Estimation
Type HSDPA Load %
Urban1 50%
Total 3G R99 Load % (Including Control Channel)
BH Average Voice erlang per subscriber (erlangs)BH Average Data volume per subscriber (Mbytes)
Average DL thrpt per user
Simultaneous code-multiplexed HSDPA user number
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Urban 2 50%
Rural1 50%2 50%
3G+HSDPA Shared Carrier - Site Capacity Estimation
Clutter TypeUrban 3 1Urban 2 1Rural 3 1Rural 2 1
Number of Sectors per site
Number of Carriers/cells per sector
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DataActivity factor 1Orthogonality-UrbanOrthogonality-Rural
Other cell to own cell interferenceHSDPA G-factor
Bearer Traffic Thrpt (kbps)
PS 64 1.3653333333 409.6
PS 128 0.4551111111 136.5333333333PS 384 1.3653333333 409.6HSDPA 5.9164444444 1774.9333333333
Required EbNo Downlink Load % per linkRural Urban Rural
7.10 0.87% 0.70% 4.70 3.90% 5.66% 4.60 7.63% 11.06% 4.50 22.36% 32.41%
3G Downlink Load % Estimation per SubscriberRural
Throughput(kbps) DL load per service DL load per link2.684 0.25% 0.91%1.3653333333 0.11% 7.35%0.4551111111 0.04% 14.37%1.3653333333 0.10% 42.13%
5.8697777778 0.49%
HSDPA Cell Capacity Estimation
HS-SCCH Control Load % Average SINR per user8% 19.8947368421 2.6327116343
Total Subscriber Thrpt (kbps) per cell
Average DL load % per user
Average HSDPA thrpt per user (Mbps)
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10% 9.4736842105 0.94307506938% 11.6307692308 1.223296307710% 5.5384615385 0.5253615385
3G+HSDPA Shared Carrier - Site Capacity Estimation
Total Number of Cells per site3 80% 20%2 80% 20%3 80% 20%2 80% 20%
Target Total DL Load % per cell
Control Load % per cell
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InputCalculatedOutput
Downlink Load % per linkHighway
0.73%5.66%
11.06%32.41%
3G Downlink Load % Estimation per SubscriberRural
0.20%0.16%0.05%0.15%
0.56%
HSDPA Cell Capacity Estimation
2.6327116343
DL load per service
Total HSDPA thrpt (Mbps)
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1.88615013851.22329630771.0507230769
3G+HSDPA Shared Carrier - Site Capacity Estimation
HSDPA Load %30% 50% 5.6584504155 20.22332360130% 50% 3.772300277 20.22332360130% 50% 3.1521692308 17.923762817330% 50% 2.1014461538 17.9237628173
3G R99 Load % (Including Control Channel)
Total HSDPA Throughput (Mbps)
Average Number of Subscriber supported per cell
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3G+HSDPA Shared Carrier - Site Capacity Estimation
60.669970803 0.356119246 6.014569662 2.00485655440.446647202 0.237412831 4.009713108 2.00485655453.771288452 0.315625514 3.467794745 1.155931581635.8475256346 0.210417009 2.311863163 1.1559315816
Average Number of Subscriber supported per Site
Total 3G throughput (Mbps)
Total Site Throughput (Mbps)
Total Cell Throughput (Mbps)
Sheet1