Forum Discussion

Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
11 years ago

fir filter for fsk demodulator

Hi, i've realized an i_q demodulator for fsk message. The frequencies for the 0 and for the 1 are spaced 400Hz; the baud rate is up 200baud. The frequencies are in the audio range (for example F...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
11 years ago

the sample rate i choose is 200KHz and the highest frequencies for the fsk are around 20KHz...

What about the solution of CIC?

What about the solution of IIR?

Let me know...