Research Article
IRS Backscatter-Assisted Security Transmission against Proactive Eavesdropping
Table 1
Temperature and wildlife count in the three areas covered by the study.
| | Location | Variable | Value |
| | Location of base station | | (0, 0, 10) | | Location of user | | (200, 100, 0) | | Location of eavesdropper | | (100, -50, 0) | The channel power gain at a reference distance of
Maximum power in user |
| -30 dB
20 dB | Maximum power in eavesdropper
Power of noise
Number of antennas in base station
Number of elements in IRS
Number of antennas in eavesdropper |
| 20 dB
-60 dB
20
30
50 |
|
|
