[Discuss-gnuradio] Decoding CCSDS

2016-02-01 Thread Michael Sabino
any blocks I can use for Reed-Solomon decoding that will enable me to output the frames to a file so I can open in wireshark? PS: Please disregard the previous message. My IE browser locked up and accidentally hit send. Michael Sabino On 2/1/16, Michael Sabino wrote: > On 1/30/16, Michael Sabino

[Discuss-gnuradio] Decoding CCSDS

2016-02-01 Thread Michael Sabino
On 1/30/16, Michael Sabino wrote: > I'm going to post my flowgraph. I have added a CCSDS decoder block. > Please, if you can, provide input on how to improve the amount of > successfully decoded data with a short wave file and a doppler > shifting BPSK carrier. > > My .w

Re: [Discuss-gnuradio] Receiving errors with Viterbi decoder block/Decoding AIM spacecraft

2016-01-30 Thread Michael Sabino
Here's an image of the flowgraph, in addition: http://i.imgur.com/45B2MyL.png Michael On 1/30/16, Michael Sabino wrote: > I abandoned the FSM constructor and decided to just use the decode > CCSDS27 block. > > > Michael > > On 1/30/16, Achilleas Anastasopoulos

Re: [Discuss-gnuradio] Receiving errors with Viterbi decoder block/Decoding AIM spacecraft

2016-01-30 Thread Michael Sabino
I abandoned the FSM constructor and decided to just use the decode CCSDS27 block. Michael On 1/30/16, Achilleas Anastasopoulos wrote: > Michael, > > I haven't seen your flowgraph, but as I wrote in my previous email you are > using the fsm constructor probably in the wrong way: > > You are conf

Re: [Discuss-gnuradio] Receiving errors with Viterbi decoder block/Decoding AIM spacecraft

2016-01-29 Thread Michael Sabino
other times (some in between the good constellations) I just see a ring where it loses synchronization. Please provide help on how to improve my BPSK demodulator. Thanks Michael Sabino On 1/27/16, Achilleas Anastasopoulos wrote: > The problem is not the length 2048 but the way you use the fsm con

Re: [Discuss-gnuradio] Receiving errors with Viterbi decoder block

2016-01-26 Thread Michael Sabino
How do I determine the block size? I tried several different large/small values and they return similar errors. Thanks, Michael On 1/26/16, Marcus Müller wrote: > Hi Michael, > > On 01/26/2016 08:38 PM, Michael Sabino wrote: >> trellis.viterbi_b(trellis.fsm(2,7,[79,109

[Discuss-gnuradio] Receiving errors with Viterbi decoder block

2016-01-26 Thread Michael Sabino
is_swig.py", line 531, in __init__ this = _trellis_swig.new_fsm(*args) RuntimeError: bad allocation >>> Done Here is my flowgraph: http://1drv.ms/1PzzNPg I am running the unofficial Haswell build of gnuradio on Windows 10. Thanks, Michael Sabino _