Figure 3

The schematic of the proposed single-sensor and single-frequency microwave imaging system, in which the horn antenna is considered as the single sensor, while the vector network analyzer (VNA) can be treated as the transmitter and receiver.

The schematic of the proposed single-sensor and single-frequency microwave imaging system, in which the horn antenna is considered as the single sensor, while the vector network analyzer (VNA) can be treated as the transmitter and receiver.