It forms a low gain and wide beam which has strong anti-interference ability in the space. The modulation and demodulation circuits of QPSK have been designed in this paper. The two differential ...

Abstract: This article provides a scheme of Intermediate frequency FM Modulation And Demodulation in a multimode Software Radio Station. The author not only introduces the hardware structure but also ...

boards through FSK data modulation and demodulation techniques implemented using timer peripherals. A simplified block diagram of the application is featured below, illustrating the peripherals used ...