Re: [Discuss-gnuradio] User Generated Signals

2011-03-29 Thread Etienne Robillard
On 29/03/11 01:04 AM, Yulong Yang wrote: > Hello, > > I am a senior student that also studying GNU Radio. I have found your > post about generating signal and transmit on gnuradio mailing list > (though it is written in 2007). > > I am wondering if you could give me some hints on generating signal

Re: [Discuss-gnuradio] User Generated Signals

2011-03-28 Thread Yulong Yang
Hello, I am a senior student that also studying GNU Radio. I have found your post about generating signal and transmit on gnuradio mailing list (though it is written in 2007). I am wondering if you could give me some hints on generating signal and transmit using USRP? I am new to gnu radio and ha

Re: [Discuss-gnuradio] User Generated Signals

2007-04-08 Thread Jonathan Shan
On Sat, 7 Apr 2007, Jonathan Shan wrote: I am trying to transmit and receive a signal that the user defines. I am following the directions written by Eric Blossom on independently generating signals and then transmitting them. " u = usrp.sink_c(...) i = q = f2c = gr.float_to_complex()

Re: [Discuss-gnuradio] User Generated Signals

2007-04-07 Thread Syed Faisal Shah
Jonathan, I am new to GNU radio as well but have been using the gr_sig_source_c class. This class generates a complex quadrature sinusoid with cosine(x) as real part and sine(x) as imaginary part. Doing some code hacking in gnuradio-core/src/lib/general/gr_sig_source_c.cc, you can see that irresp

[Discuss-gnuradio] User Generated Signals

2007-04-06 Thread Jonathan Shan
Hello, I am trying to transmit and receive a signal that the user defines. I am following the directions written by Eric Blossom on independently generating signals and then transmitting them. " u = usrp.sink_c(...) i = q = f2c = gr.float_to_complex() fg.connect(i, (f2c, 0)) fg.