1 Introduction
2 Related work
3 Methodology
3.1 Deployment tool for UAV-aided network
3.1.1 Generating user traffic
3.1.2 Creating a list of possible base station locations
3.1.3 Designing the network
3.1.4 Provisioning the network by drones
3.1.5 Complexity of the algorithm
3.2 Drone types
Parameter | Type 1 | Type 2 |
---|---|---|
Average carrier speed | 15.0 m/s | 12.0 m/s |
Carrier power | 5.0 A | 13.0 A |
Average carrier power usage | 20 Ah | 17.33 Ah |
Carrier battery voltage | 14.3 V | 22.2 V |
Fly height | 4 m to hmax | |
Maximum fly height hmax | 35 m |
3.3 Femtocell base station
Parameter | Value |
---|---|
Frequency | 2.6 GHz |
Maximum input power antenna | 33 dBm |
Antenna gain base station | 4 dBi |
Antenna gain mobile station | 0 dBi |
Soft handover gain | 0 dB |
Feeder loss base station | 0 dB |
Fade margin | 10 dB |
Interference margin | 2 dB |
Receiver signal-to-noise ratio (SNR) | 1/3 QPSK = − 1.5 dB |
1/2 QPSK = 3 dB | |
2/3 QPSK = 10.5 dB | |
1/2 16-QAM = 14 dB | |
2/3 16-QAM = 19 dB | |
1/2 64-QAM = 23 dB | |
2/3 64-QAM = 29.4 dB | |
Number of used subcarriers | 301 |
Total number of subcarriers | 512 |
Bandwidth | 5 MHz |
Noise figure mobile station | 8 dB |
Implementation loss mobile station | 0 dB |
Shadowing margin | 12.3 dB |
MIMO gain | 0 dB (1 ×1 SISO) |
Height mobile station | 1.5 m |
3.4 Mathematical models
3.4.1 Coverage of the UABS
3.4.2 Operational time of the UABS
3.5 Scenario
Parameter | Assumption |
---|---|
Time stamp | 5 p.m. |
Number of users to reconnect | 224 |
Bit rate demand | 1 Mbps (data) and 64 kbps (voice) |
Location facility | Heart of the disaster area (optimized) |
Intervention duration | 1 h |
Fixed infrastructure available | 0% |