- Article
Increasing the Accuracy Characteristics of Focused Electromagnetic Devices for Non-Destructive Testing and Technical Diagnostics by Implementing Sum–Difference Signal Processing
- Denis Vedenkin,
- Oleg Morozov,
- Yuri Sedelnikov,
- Timur Agliullin and
- Aydar Nasybullin
Nowadays, the classical aperture theory is supplemented by data on the properties of electromagnetic fields in the near radiated field zone. A fundamental feature of the functioning of antennas in this area is the possibility of spatial focusing of e...