Osmo-Tetra uses Pi/4-DQPSK: http://tetra.osmocom.org/trac/wiki/osmo-tetra
Mike -- Mike Jameson M0MIK BSc MIET Email: m...@scanoo.com Web: http://scanoo.com On Fri, Oct 10, 2014 at 11:05 AM, PEEL Luke <luke.p...@uk.thalesgroup.com> wrote: > All, > > > > I’m interested in, and looking into the Pi/4 QPSK modulation technique ( > http://en.wikipedia.org/wiki/Phase-shift_keying#.CF.80_.2F4.E2.80.93QPSK). > > > > > Has anyone worked on this before and does anyone have any blocks or code > that I could use for reference while making my own? Any help, links, blocks > or code would be greatly appreciated! > > > > Thanks, > > Luke > > _______________________________________________ > Discuss-gnuradio mailing list > Discuss-gnuradio@gnu.org > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio > >
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