Kyle Renzo N. Flores
32ECE-1
May 18, 2023
ECE325L-18
Laboratory Activity in Path Profile Analysis
This activity is an analysis of the Path Profile with the given points in the Philippines.
Point A: Quezon City Memorial Circle
14° 39.088'N, 121° 2.959'E
Point B: Field in Marilao Bulacan
14° 46.318'N, 120° 58.826'E
Point A: Quezon City Memorial Circle
14° 39.088'N, 121° 2.959'E
Point B: Field in Marilao Bulacan
14° 46.318'N, 120° 58.826'E
Kyle Renzo N. Flores
32ECE-1
May 18, 2023
ECE325L-18
Table of Point-to-Point Analysis
Quezon
Memorial
Circle (km)
Earth
Buldge "h"
(m)
0
0
1
Site Elevation
(m)
Height of
Total
60% of F_1 Obstruction Obstruction Obstruction
52
0
8
60
0.84
41.00
3.08
8
49.00
1.34
1.10
43.00
3.52
4
47.00
2
1.56
34.00
4.20
4
38.00
3
2.17
39.00
4.94
8
47.00
3.2
2.28
41.00
5.07
15
56.00
4
2.66
36.00
5.47
15
51.00
4.92
3.00
38.00
5.82
15
53.00
5
3.03
35.00
5.84
15
50.00
5.86
3.25
25.00
6.05
8
33.00
6
3.28
23.00
6.08
15
38.00
6.45
3.36
28.00
6.15
4
32.00
7
3.42
25.00
6.20
15
40.00
7.76
3.44
36.00
6.23
4
40.00
8
3.44
34.00
6.22
4
38.00
8.64
3.38
53.00
6.17
8
61.00
9
3.34
31.00
6.13
4
35.00
10
3.12
26.00
5.93
0
26.00
10.4
3.00
30.00
5.81
8
38.00
11
2.78
21.00
5.60
4
25.00
Kyle Renzo N. Flores
32ECE-1
May 18, 2023
ECE325L-18
12
2.33
25.00
5.12
4
29.00
12.6
2.00
24.00
4.75
8
32.00
13
1.76
16.00
4.45
15
31.00
14
1.07
22.00
3.47
15
37.00
15
0.26
26.00
1.73
15
41.00
15.1
0.18
31.00
1.41
4
35.00
15.3
0.00
21.00
0.00
0
21.00
Legend:
Building
Residential Building
Tree(s)
Fields
Kyle Renzo N. Flores
32ECE-1
May 18, 2023
ECE325L-18
Line of Sight Diagram
Station A Configuration
Station B Configuration
Kyle Renzo N. Flores
32ECE-1
Earth Bulge = ℎ𝑚 =
May 18, 2023
ECE325L-18
𝑑1 𝑘𝑚 𝑑2 𝑘𝑚
4
3
12.75×( )
𝑑
𝑑
𝑘𝑚 2 𝑘𝑚
First Fresnel Zone = 𝐹1𝑚 = 17.3 √(111𝐺𝐻𝑧)+𝐷
𝑘𝑚
FSL (Free Space Loss) = 20 𝑙𝑜𝑔 (
4𝜋𝐷
𝑐
𝑓
) = 20 𝑙𝑜𝑔 (
4𝜋×15330
3×108
11×109
) = 136.98 𝑑𝐵
Rain Attenuation
Level Diagram
Note: There is no cable loss because the antenna and radio are integrated
Kyle Renzo N. Flores
32ECE-1
May 18, 2023
ECE325L-18
RF Link Budget Table
Variables
Frequency
TX Power
TX Antenna Gain
Distance
Free Space Loss (FSL)
RX Antenna Gain
RX Power
RX Sensitivity
Cable/Connector Loss
Value
11 GHz
30 dBm
35 dBi
15.33 KM
136.98 dB
35 dBi
30 dBm
-52.5 dBm
N/A
Equipment Specifications/Documentations
Kyle Renzo N. Flores
32ECE-1
May 18, 2023
ECE325L-18
Kyle Renzo N. Flores
32ECE-1
May 18, 2023
ECE325L-18
Geographic Point-to-Point Path Measurement from Point A to Point B
Vicinity Map of Station A
Kyle Renzo N. Flores
32ECE-1
May 18, 2023
ECE325L-18
Destination Path of Station A
Vicinity Map of Station B
Kyle Renzo N. Flores
32ECE-1
May 18, 2023
ECE325L-18
Destination Path of Station A
Links:
Licensed Backhaul Radio AF-11FX
https://dl.ubnt.com/datasheets/airfiber/airFiber_AF-11FX_DS.pdf
11 GHz, 35 dBi airFiber® X Antenna AF-11G35
https://dl.ubnt.com/datasheets/airfiber/airFiber_AF-11G35_DS.pdf