I'd suggest incorporating RFNOC at least as an option. I suspect actual use of DVBS2X might be rather boring if you're stuck on a processor.
On Wed, Jun 20, 2018 at 4:38 PM Michelle Thompson < mountain.miche...@gmail.com> wrote: > Hello everyone, > > GNU Radio Conference is coming up in September. If you haven't registered > and want to go, please do at https://www.gnuradio.org/grcon-2018/ > > There's a special event this year called Block Party. > > It's an effort to get DVB-S2 and DVB-S2X receivers in GNU Radio. > > We will have our own room and tables and swag. We will have docents > enthusiasm and test equipment. We're looking for more! We'll have > documentation and refreshments. > > We need blocks! > > Most blocks needed for DVB-S2/X receive do, in some form, already exist. > Some do not. Some just need additional modulation and codings added to > them. > > Receiver design is hard, but breaking it up into small blocks makes it > tractable. > > The DVB protocol documents are all open. There are implementation > guidelines. See https://www.dvb.org/ > > There are several community members that are experts in this area. There > is a team (Phase 4 Ground - find out more at > https://phase4ground.github.io/) that needs DVB-S2/X to work in GNU > Radio. There is a lot of interest from a variety of other groups including > Libre Space, ARRL, AMSAT, and TAPR. > > If you are able to contribute to this effort, I want to know about it! I > am here to support it. I'd like nothing better than to complete the Block > Party at GNU Radio Conference with working, tested, documented blocks for a > DVB-S2/X receiver. This contribution makes our open source terrestrial and > space radio designs for Phase 4 Ground possible, and also opens up a lot of > other work. > > The thing that is considered the hardest part is the LDPC FEC decode. We > have an open source implementation that targets GPUs. We want to take this > and get it into RFNoC. If you are working on this as well, we want to > collaborate and support and combine and promote. > > The GPU implementation (by Charles Brain G4GUO) of LDPC decode can be > found at our repository folder here: > https://github.com/phase4ground/DVB-receiver/tree/master/G4GUO-LDPC-on-GPU/DVB-S2XTxRx > > Phase 4 Ground is devoted to an open source implementation of DVB-S2 and > DVB-S2X for amateur radio terrestrial and space use. We are part of Open > Research Institute. Learn more about this non-profit here: > https://openresearch.institute/ > > -Michelle W5NYV > > _______________________________________________ > Discuss-gnuradio mailing list > Discuss-gnuradio@gnu.org > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio > -- Very Respectfully, Dan CaJacob
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