On 4/4/06, Robert McGwier <[EMAIL PROTECTED]> wrote:
Jens Elsner wrote:> Achilleas,>> thanks for taking the time. My goal is to implement COFDM in gnuradio,> DAB is a nice start.>> To your points: Time sync is not a problem in OFDM - the guard interval takes care of
> that. Nice property. Try p
Hi everyone,In our group, we are trying to experiment with OFDM and want to setup an OFDM Tx/Rx chain and performs experiments and evaluate several synchronization (timing/frequency) and equalization algorithms. We finally want to be able to transmit/receive OTA at
2.4 Ghz ISM band. I saw some st
Hi,I thought this may be of interest to the group in generalhttp://www.scope-alliance.org/index.htmlRegards-- Prateek Dayal
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Prateek Dayal
B.Tech 4th Year
ECE
IIT Guwahati
www.geocities.com/pmd_iitgw
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5PM -0700, Prateek Dayal wrote:
> > Thanks a lot ... I am trying to get some webspace somewhere where
> > there is a larger bandwidth allocated ... In particular I am trying
> > hostingzero.com which gives space out for free if you have more
> > traffic
> >
> >
nslate the video component and
> do the video demod?
>
> Thanks
>
> Thom Rainwater
>
>
>
>
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Prateek Dayal
B.Tech 4th Year
ECE
IIT Guwahati
www.geocities.com/pmd_iitgw
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ntsc_final.zip>
> > >
> > > Please do email me if you have any comments regarding the code
> > >
> > > Regards
> > >
> > When I visit the link to download the code, I get an error that says that
> > you have ex
rtError: libgnuradio-core.so.0: cannot open shared object file: No
such file or directory
After a lot of searching I read somewhere that in such cases
env-update helps . after running env-update once, I could import
the module successfully and run the example dial_tone.py .
Can someone please t
Hi,
Thanks for the comments on the code
1. yes we can use a FIR notch filter but we have to be careful that
the color subcarrier part of the signal (which is close to the audio
carrier) is not supressed ... I think with just a zero placed around
audio carrier this may be difficult. I will ho
Hi,
Sorry ... the correct link to the thesis is
www.geocities.com/pmd_iitgw/thesis.pdf
and the link to the code (Matlab) is
www.geocities.com/pmd_iitgw/tv_code.zip
link to the samples
http://comsec.com/private/ch21-ntsc.cmplx-short-8MS.dat.gz
and link to the sample monochrome avi file (mad
preliminary color results
Regards
Prateek
On 6/13/05, Martin Dvh <[EMAIL PROTECTED]> wrote:
> Prateek Dayal wrote:
> > Currently I feel that the best place to start off would be to code the
> > monochrome algorithms in gnuradio frame work .. we need to write the
> > pytho
to add:
> >>> import sys
> >>> sys.path.append("/home/kunal/projects/radio/softwares/wxPython-src-2.6.1.0/wxPython")
> sys.path.append ("/usr/local/lib/python2.3/site-packages")
>
> coz it couldnt find wx module (which i think shud hv been install
going in the
> correct direction.
>
> Is there something in particular you need help with?
>
>
>
>
>
>
> On Thu, 2005-06-09 at 20:32 -0700, Prateek Dayal wrote:
> > Hi,
> >
> > Take a look at
> >
> > www.geocities.com/pmd_iitgw/ntsc_final.z
Hi,
Take a look at
www.geocities.com/pmd_iitgw/ntsc_final.zip
This video was extracted from data sampled by the USRP
The code is currently in matlab and I am in the process of porting it
to gnuradio but lack the required python and C experience ...
I have written a long thesis on the ele
again nulls out the phase totally.
Regards
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Prateek Dayal
B.Tech 4th Year
ECE
IIT Guwahati
www.geocities.com/pmd_iitgw
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Prateek Dayal
B.Tech 4th Year
ECE
IIT Guwahati
www.geocities.com/pmd_iitgw
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Where is 0Hz IF when you capture video?
>
>
> On Tue, 29 Mar 2005, Prateek Dayal wrote:
>
> > Hi,
> >
> > I am testing my NTSC color decoding algorithm currently. The problem
> > that I am facing is that the NTSC samples that I have downloaded from
> >
would be very very helpful if someone could cut about 2 seconds of
video with some humans or something in it so that I can make some
sense out of the image or colors.
Please help me out
Regards
--
Prateek Dayal
B.Tech 4th Year
ECE
IIT Guwahati
www.geocities.com/pmd_iitgw
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