Re: [Discuss-gnuradio] Improvements made to GMSK demod

2007-10-16 Thread Steven Clark
1)) self.connect(self.mult, self.c2f) self.connect((self.c2f, 0), self.pre_cr_filt, self.sub, self.clock_recovery, self.slicer, self) - Original Message - > > *From:* Steven Clark <[EMAIL PROTECTED]> > *To:* gnuradio mailing list > *Sent:* Monday, October 15, 200

Re: [Discuss-gnuradio] Improvements made to GMSK demod

2007-10-16 Thread Hans Glitsch
rithm look at all the samples in-between too? Can you please give a brief explanation? Thanks, Hans - Original Message - From: Steven Clark To: gnuradio mailing list Sent: Monday, October 15, 2007 1:28 PM Subject: [Discuss-gnuradio] Improvements made to GMSK demod Al

Re: [Discuss-gnuradio] Improvements made to GMSK demod

2007-10-16 Thread Steven Clark
On 10/15/07, Eric Blossom <[EMAIL PROTECTED]> wrote: > > How does it do with say, 2 samples/sym ? > > A quick run @ 2 samp/sym gave: Old recv... xcorr offset: 8 num bits compared: 499987 num bit errors: 1275 BER: 0.00255006630172 Old recv plus... xcorr offset: 16 num bits compared: 499979 num bi

Re: [Discuss-gnuradio] Improvements made to GMSK demod

2007-10-15 Thread Eric Blossom
On Mon, Oct 15, 2007 at 04:28:01PM -0400, Steven Clark wrote: > All- > > I've made some improvements to the built-in GMSK demodulator, based mostly > on Simon & Wang's "Differential Detection of Gaussian MSK in a Mobile Radio > Environment". Also see "Differential Detection of GMSK Using Decision

Re: [Discuss-gnuradio] Improvements made to GMSK demod

2007-10-15 Thread Jeff Brower
Steven- > I've made some improvements to the built-in GMSK demodulator, based mostly on > Simon > & Wang's "Differential Detection of Gaussian MSK in a Mobile Radio > Environment". > Also see "Differential Detection of GMSK Using Decision Feedback", Yongacoglu, > A.Makrakis, D.Feher, K.

[Discuss-gnuradio] Improvements made to GMSK demod

2007-10-15 Thread Steven Clark
All- I've made some improvements to the built-in GMSK demodulator, based mostly on Simon & Wang's "Differential Detection of Gaussian MSK in a Mobile Radio Environment". Also see "Differential Detection of GMSK Using Decision Feedback", Yongacoglu, A.Makrakis, D.Feher, K. The intermediate