Re: [Discuss-gnuradio] Direct Sequence Spread Spectrum Question.

2012-12-03 Thread Gerald Baier
On 03.12.2012 02:58, Ahmed Zaheer wrote: I am multiplying my file source with GLFSR source and then giving the product to modulation blocks in transmitting flowgraph. In the receiving flowgraph after demodulating the signal I am passing the demodulated signal through PN Correlator block having

Re: [Discuss-gnuradio] GRC: set order of block instantiations

2012-10-15 Thread Gerald Baier
On 11.10.2012 21:03, Gerald Baier wrote: is there a way to set the order of block instantiations in GNU Radio companion? The reason I am asking is, that I want to pass one block as a parameter to another block to get access to its methods. Is there an easier way to do this? Just for future

[Discuss-gnuradio] GRC: set order of block instantiations

2012-10-11 Thread Gerald Baier
Hi list, is there a way to set the order of block instantiations in GNU Radio companion? The reason I am asking is, that I want to pass one block as a parameter to another block to get access to its methods. Is there an easier way to do this? Somehow related: Variables configured in GRC are

Re: [Discuss-gnuradio] Volk development using orc

2012-08-09 Thread Gerald Baier
*)out, (float *)temp1, (float *)temp2, 2*noi); Best regards, Gerald On 10.08.2012 01:32, Nick Foster wrote: Just add the complex stream as floats and multiply the length of the operation x2. --n On Thu, Aug 9, 2012 at 2:42 PM, Gerald Baier mailto:gerald.ba...@student.kit.edu>> wrot

[Discuss-gnuradio] Volk development using orc

2012-08-09 Thread Gerald Baier
Hi list, I am currently trying to wrap my head around volk and have some questions concerning orc. - Is writing an *.orc file and adding it to the appropriate header under volk/include/volk/ everything that has to be done to get an initial volk kernel? - If I am using orc, do I still have to

Re: [Discuss-gnuradio] Creating a signal source block using Python

2012-07-19 Thread Gerald Baier
I was trying that earlier, however, I get this error from my code output_items[0][:] = x #where x equals a numpy.complex64 array with a length of 32 ValueError: operands could not be broadcast together with shapes (4096) (32) Try something like: n_processed = len(x) output_items[0