Microwave is a type of electromagnetic radiation with a wavelength ranging from about 1 millimeter (1,000 micrometers, or 0.001 meter) to about 1 centimeter. It

The function of the coupler in the wireless mobile communication system is to combine the input multi-band signals into a single output signal and transmit

A cavity duplexer is a device used in radio communication systems for transmitting and receiving signals using the same antenna. It consists of two or