On Wed, May 27, 2009 at 1:50 PM, Ujala Qasim <ujala.qa...@gmail.com> wrote: > I am receiving 16-bit data from USRP (data is in the range of -32768 to > 32767) in Windows. Now I want to apply some demodulation algorithms to these > samples but I am a bit confused. > According to the following thread, each data sample that is coming from USRP > is a complex baseband value. However, a complex baseband value should be of > 32 bit (and not 16-bit) as it comprises of 16-bit I and Q each. > http://www.ruby-forum.com/topic/182559 > > So the data samples that I am getting are in the form of I0,Q0,I0,Q0.... or > a sum: (I + Q)? > If these are in the form of I0,Q0 ... then how do we keep a track that which > one is an I and which one is a Q?
If you use usrp_c() source, then the real part of the complex values are the I values and the imaginary parts are Q values. They are each 16 bits. Karthik _______________________________________________ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org http://lists.gnu.org/mailman/listinfo/discuss-gnuradio
