The GSM cellular radio system uses a GMSK in a 200-kHz channel, with a channel data rate of 270.833 kb/s. Calculate: A. the frequency shift between mark and space A. the frequency shift between mark ...

Those who were around for the pre-floppy days of computer mass storage were likely to have made the mistake of slipping a cassette tape containing data into a stereo tape deck. Instead of hearing the ...

This application report describes the software architecture and design of the Spread-Frequency Shift Keying Power Line Modem demonstration platform. Each demonstration unit consists of an eZdsp DSP ...

In modern communication systems, modulation is a key function that embeds the baseband signal (information) into a carrier wave so that it can be successfully broadcasted through a medium such as air ...

This proof-of-concept is just waiting for you to put it to good use. [Mike Tsao] wrote an Arduino sketch that lets him decode incoming audio data which could be used to program the device. He’s ...