Open NetSim, Select Examples ->5G NR -> Outdoor vs Indoor then click on the tile in the middle panel to load the example as shown in below screenshot
Figure 4‑37: List of scenarios for the example of Outdoor vs Indoor
The following network diagram illustrates, what the NetSim UI displays when you open the example configuration file.
Figure 4‑38: Network set up for studying the Outdoor
Outdoor#
Settings done in example config file:
-
Set grid length as 1000m from Environment setting.
-
Set the following property as shown in below Table 4‑35.
| General Properties | ||
|---|---|---|
| X Coordinates | Y Coordinates | |
| gNB Properties | 300 | 200 |
| UE Properties | 150 | 400 |
Table 4‑37: Device Positions
- Go to gNB properties à Interface (5G_RAN), set the following properties as shown below Table 4‑36.
| Properties | |
|---|---|
| Physical Layer Properties | |
| gNB Height (m) | 10 |
| Tx_Power (dBm) | 40 |
| Duplex Mode | TDD |
| CA_Type | Inter Band CA |
| CA Configuration | CA_2DL_1UL_n39_n41 |
| DL_UL_Ratio | 1:1 |
CA-1 Numerology Bandwidth (MHz) |
0 5 |
CA-2 Numerology Bandwidth (MHz) |
0 10 |
| Channel Model | |
| Pathloss Model | 3G99TR38.901-7.4.1 |
| Outdoor Scenario | Rural Macro |
| LOS_NLOS_Selection | User Defined |
| LOS Probability | 1 |
| Shadow Fading Model | LOG_NORMAL |
| ShadowFading_Standard_Deviation | 3G99TR38.901-7.4.1-1 |
| Fading _and_Beamforming | NO_FADING_MIMO_UNIT_GAIN |
| O2I Building Penetration Model | LOW_LOSS_MODEL |
Table 4‑38: gNB >Interface (5G_RAN) >Physical layer properties
-
Set TX_Antenna_Count as 2 and RX_Antenna_Count as 1 in gNB properties.
-
Set TX_Antenna_Count as 1 and RX_Antenna_Count as 2 in UE properties.
-
Set the CBR application between source id 10 and destination id 8 with Packet Size 1460 B and IAT 20000 µs and Transport Protocol is set to UDP.
-
Set application start time as 1 sec.
-
The log file can enable per the information provided in Section 3.21.
-
Plots are enabled in NetSim GUI.
-
Run simulation for 11 sec.
Go to metrics window expand Log Files option and open LTENR.log file.
Figure 4‑39: Results Window
Note down the Total Propagation Loss, Pathloss, Shadow Fading Loss, O2I Penetration Loss, Thermal Noise, and SNR values for downlink Layer1 ad Uplink Layer1.
Figure 4‑40: LTENR Log file
Indoor#
The following network diagram illustrates, what the NetSim UI displays when you open the example configuration file.
Figure 4‑41: Network set up for studying the Indoor
Settings done in example config file:
-
Set grid length as 1000m from Environment setting.
-
Set the following property as shown in below Table 4‑37.
| General Properties | ||
|---|---|---|
| X Coordinate | Y Coordinate | |
| Building Properties | 50 | 100 |
| gNB Properties | 300 | 200 |
| UE Properties | 150 | 400 |
Table 4‑39: Devices Positions
-
Go to the building properties, set Length_X as 105.52m and Breadth_Y as 118.51m.
-
Go to gNB properties à Interface (5G_RAN), set the following properties as shown below Table 4‑38.
| Properties | |
|---|---|
| Physical Layer Properties | |
| gNB Height (m) | 10 |
| Tx_Power (dBm) | 40 |
| Duplex Mode | TDD |
| CA_Type | Inter Band CA |
| CA Configuration | CA_2DL_1UL_n39_n41 |
| DL_UL_Ratio | 1:1 |
CA-1 Numerology Bandwidth (MHz) |
0 5 |
CA-2 Numerology Bandwidth (MHz) |
0 10 |
| Channel Model | |
| Pathloss Model | 3G99TR38.901-7.4.1 |
| Outdoor Scenario | Rural Macro |
| LOS_NLOS_Selection | User Defined |
| LOS Probability | 1 |
| Shadow Fading Model | LOG_NORMAL |
| ShadowFading_Standard_Deviation | 3G99TR38.901-7.4.1-1 |
| Fading _and_Beamforming | NO_FADING_MIMO_UNIT_GAIN |
| O2I Building Penetration Model | LOW_LOSS_MODEL |
Table 4‑40: gNB >Interface (5G_RAN) >Physical layer properties
-
Set TX_Antenna_Count as 1 and RX_Antenna_Count as 1 in gNB properties.
-
Set TX_Antenna_Count as 1 and RX_Antenna_Count as 1 in UE properties.
-
Set the CBR application between source id 10 and destination id 8 with Packet Size 1460 B and IAT 20000 µs and Transport Protocol is set to UDP.
-
Set application Start_Time as 1 sec.
-
The log file can enable per the information provided in Section 3.18.
-
Plots are enabled in NetSim GUI.
-
Run simulation for 11 sec.
Note down the Total Propagation Loss, Pathloss, Shadow Fading Loss, O2I Penetration Loss, Thermal Noise, and Signal to Noise Ratio (SNR)
Result:
Note: The values of Carrier_Id=0 present in the log file have been considered in the tables given below. (SNR values shown for downlink Layer1 ad Uplink Layer1).
| Outdoor | Indoor | |
|---|---|---|
| Total Propagation Loss (dB) | 90.16 | 108.38 |
| PathLoss (dB) | 86.77 | 86.77 |
| Shadow Fading Loss (dB) | 3.38 | 3.38 |
| O2I Penetration Loss (dB) | 0 | 18.22 |
| Thermal Noise (dB) | -106.84 | -106.84 |
| Uplink Signal to Noise Ratio (SNR) (dB) | 39.67 | 21.45 |
| Downlink Signal to Noise Ratio (SNR) of Layer 1 | 53.66 | 38.45 |
Table 4‑41: Outdoor and Indoor result comparisons