Читать книгу Antenna and EM Modeling with MATLAB Antenna Toolbox - Sergey N. Makarov - Страница 39

Along with the reflection coefficient in dB, |S₁₁|_dB is always nonpositive. The terminal condition |S₁₁|_dB = 0 dB corresponds to a complete reflection of the voltage generator signal from the antenna. Nothing is being radiated.