[Discuss-gnuradio] GSoC: GNU Radio DRM receiver

2012-04-24 Thread wunsch
Hi list, my name is Felix Wunsch an I'm really happy to be one of the accepted students and I want to thank you very much for giving me this great opportunity! I am currently studying at the KIT (Karlsruhe Institute of Technology, Germany) and will take up a Master degree program with a maj

[Discuss-gnuradio] GSoC: mid-term update (DRM transmitter)

2012-07-01 Thread wunsch
Hi all, as the mid-term evaluations happen next week, I want to give you an insight into what I have done until now and what will be done until the end of GSoC (and later on). In the first phase of GSoC, I concentrated on reading and understanding the DRM Standard [1], involving source encoding

Re: [Discuss-gnuradio] CMake/SWIG build problems

2012-08-15 Thread wunsch
Hi Josh, That hint with the visibility option solved all my problems. I commented it out in the CMakeLists.txt and the undefined symbols were gone. Thank you so much! Best regards, Felix > >> It compiles without any errors or warnings, but when I try to import my >> module, I get "undefined symb

[Discuss-gnuradio] Profiling GNU Radio flow graphs

2012-08-23 Thread wunsch
Hi all, I am currently trying to optimize the performance of my DRM transmitter and for this purpose I want to profile my flow graphs. After some googling and searching the archives I stumbled upon oprofile which looks quite nice to me. However, a first try did not really provide very significant

Re: [Discuss-gnuradio] Profile gr python code using Oprofile and Kcachegrind

2012-08-30 Thread wunsch
Hi, First of all I have to say that I am myself quite new to this topic - these are more or less my first experiences with profiling. I like Oprofile's many features allowing to analyze system load by CPU/application/etc. Plus I found its manual quite good and it does not slow execution down so m

[Discuss-gnuradio] Increase min output buffer size (python block)

2013-04-08 Thread wunsch
g an internal buffer? Best regards Felix Wunsch ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio

[Discuss-gnuradio] New random number generator

2015-09-02 Thread Stefan Wunsch
Hi! I have discovered that the implemented random number generator in gnuradio (see file [0]) is almost older than me. As written in the code, the implementation is taken from 'Numerical recipes in C' (see version from 1992). The problem is that this algorithm is really bad compared to current alg

Re: [Discuss-gnuradio] New random number generator

2015-09-02 Thread Stefan Wunsch
routines seem to contribute significantly to the > problem. > > Of course, that's not really a benchmark for all systems. What about 32 > bit? What about ARM? What about clang? Can anyone try to make a Windows > build? > > Best regards, > Marcus > > On

[Discuss-gnuradio] [VOLK] Test-case behaviour

2015-11-11 Thread Stefan Wunsch
Hi! I have some issues with the (understanding of the) behaviour of the VOLK test-cases (defined in kernel_tests.h). Each test defined in kernel_tests.h runs two times. Now I have the problem that the first one succeeds but the second one fails. I do not understand why the icompare function (the

Re: [Discuss-gnuradio] [VOLK] Test-case behaviour

2015-11-11 Thread Stefan Wunsch
Aaaah I solved it. Never ever write in a VOLK kernel to your input buffer! This throws no errors but it fails during the ctest. So I suppose the first test compares the output and the second one the input buffers? Greetings Stefan On 11/11/2015 01:45 PM, Stefan Wunsch wrote: > Hi! > &g

[Discuss-gnuradio] [VOLK] SIMD accelerated Mersenne-Twister

2015-11-11 Thread Stefan Wunsch
Hi! I have implemented a SIMD accelerated Mersenne-Twister as a VOLK kernel. The performance is pretty good with up to 350% performance increase compared to a conventional Mersenne-Twister (used is the boost.random implementation with O3 compiler flag). Now the problem: The code isn't completely

Re: [Discuss-gnuradio] [VOLK] Test-case behaviour

2015-11-12 Thread Stefan Wunsch
t the VOLK ctest checks input and output buffer (which is a good feature!) but I haven't seen a hint in the error message which assert failed. Could have been my fault as well! Greetings Stefan On 11/12/2015 04:29 AM, Tom Rondeau wrote: > On Wed, Nov 11, 2015 at 8:32 AM, Stefan Wunsch &

Re: [Discuss-gnuradio] [VOLK] SIMD accelerated Mersenne-Twister

2015-11-12 Thread Stefan Wunsch
About the use of VOLK (and random number generators): I see two large groups of users. The one group knows everything about their CPU but little about SIMD, the other one knows all about SIMD but almost nothing about their CPU. The first group uses VOLK because they call a VOLK function and get i

[Discuss-gnuradio] [VOLK] GPU acceleration -> OpenCL integration?

2015-12-17 Thread Stefan Wunsch
Hi! I've played around with GPU computing using OpenCL and thought about an integration in VOLK. Actually, I have implemented a proof of concept [0] and as example a kernel, which multiplies two NxN matrices. The result of running volk_profile using my GeForce GT 730M looks like this: [blub buil

Re: [Discuss-gnuradio] [VOLK] GPU acceleration -> OpenCL integration?

2015-12-17 Thread Stefan Wunsch
Hey, You are completely right, that's the point. The matrix is of the size 1000x1000 and it is faster than the generic implementation above 500x500 (just a rough estimate). Most use-cases in gnuradio do not exploit this case. But, if you want to promote VOLK outside the gnuradio context, this fea

Re: [Discuss-gnuradio] [VOLK] GPU acceleration -> OpenCL integration?

2015-12-17 Thread Stefan Wunsch
On 12/18/2015 12:30 AM, Tom Rondeau wrote: > On Thu, Dec 17, 2015 at 1:14 PM, Sylvain Munaut <246...@gmail.com> wrote: > >> Hi, >> >>> RUN_VOLK_TESTS: volk_32f_x2_matrix_nxn_multiply_puppet_32f(100,10) >>> generic completed in 28482ms >>> a_opencl completed in 13364.3ms >> >> Question is how

Re: [Discuss-gnuradio] Renaming PyBOMBS

2015-12-23 Thread Stefan Wunsch
I don't want to destroy your idea, but GRAB sounds like CRAP as well and you can think of the associated sentences ;) On 12/22/2015 09:31 PM, Richard Bell wrote: > GRAB = Gnu RAdio Basic installer > > Then we can say things like "Go GRAB it" when referring to a needed module > > On Tue, Dec 22,

Re: [Discuss-gnuradio] [VOLK] GPU acceleration -> OpenCL integration?

2015-12-27 Thread Stefan Wunsch
t proto-kernel for all calls to >>> that particular volk kernel, the dispatcher could have something more akin >>> to the FFTW 'wisdom' where for different sizes of matrices/vectors, >>> different proto-kernels are called (including the CPU SIMD

Re: [Discuss-gnuradio] Redesign GNU Radio wiki ?

2016-01-25 Thread Stefan Wunsch
Hi, What about GitBook? It provides a direct GitHub integration, which is pretty useful [0]. And it looks nice! Greetings Stefan [0] https://github.com/integrations/gitbook On 01/25/2016 06:57 AM, Ravi Sharan wrote: > Hi gr folks, > > I was thinking, if we can discuss on redesigning the existi

Re: [Discuss-gnuradio] gr-radar make problem

2016-03-30 Thread Stefan Wunsch
Hi, Sebastian is right, it's most likely a dependency problem. I've tested the source from git and it compiles fine with following dependencies: - gnuradio 3.7.9.1 - uhd 3.9.2 - boost 1.60.0 First check boost, old versions don't have the strerror function. If boost is the problem, I should reall

Re: [Discuss-gnuradio] gr-radar make problem

2016-03-31 Thread Stefan Wunsch
Homepage: Linkedin <https://ir.linkedin.com/in/mostafa-alizadeh-50a70169> > > ******* > > On Wed, Mar 30, 2016 at 10:16 PM, Stefan Wunsch > mailto:stefan.wun...@student.kit.edu>> > wrote: > > Hi, >

[Discuss-gnuradio] [Docker] New GNU Radio images with GUI support

2016-04-06 Thread Stefan Wunsch
Hi all! I have build a docker tool-chain for an image with GNU Radio and UHD installed via PyBOMBS on top of Ubuntu. It's even possible to run it dockerized with a GUI using VNC and it should work as well on windows and mac (so far, not tested). The build files are available on github and the prec

Re: [Discuss-gnuradio] [Docker] New GNU Radio images with GUI support

2016-04-08 Thread Stefan Wunsch
there? If you have hardware that can stream at > higher rates, I'd be interested in how those perform in the container, > as well. > > Cheers, > Ben > > On Wed, Apr 6, 2016 at 4:23 AM, Stefan Wunsch > mailto:stefan.wun...@student.kit.edu>> > wrote: > > Hi

Re: [Discuss-gnuradio] [Docker] New GNU Radio images with GUI support

2016-04-08 Thread Stefan Wunsch
Hi, That's true for now, but ubuntu's repos aren't made for developing. The repos are just too old within a few month. And then recent (or self developed) OOTs won't work. Regarding running the GUI: In the readme I've included the commands for X forwarding (that's your approach). Works fine on my

Re: [Discuss-gnuradio] [Docker] New GNU Radio images with GUI support

2016-04-08 Thread Stefan Wunsch
I think (but I am not totally sure) that you can target multiple cores from a single container. So the -j option should work on your local machine. But not on hub.docker.com, because you have only one core on the server machine. Greetings On 04/08/2016 05:08 PM, Kevin Hofschröer wrote: > Also, is

Re: [Discuss-gnuradio] [Docker] New GNU Radio images with GUI support

2016-04-08 Thread Stefan Wunsch
Keep in mind the automated build service of hub.docker.com! For those who don't know how it works: It is connected to the github repo and rebuilds after each new commit the needed images (or layers) automatically. As well, it would be possible to build automatically images for each release of gnura

Re: [Discuss-gnuradio] GR-RADAR - TEST FMCW ON HARDWARE

2016-04-08 Thread Stefan Wunsch
Hi, Try to use the echotimer shipped with gr-radar. Actually, for FMCW you don't need a tight TX/RX sync, but probably that fixes it. As well, have a look at the spectrum and check the output of the peak detector. Do you have a high enough SNR for an unambigious peak detection? Or you are just de

[Discuss-gnuradio] Upcoming gcc6 problems

2016-05-17 Thread Stefan Wunsch
Hey all, gcc6 uses std=gnu++14 as default (compared to std=gnu++98 up to gcc5.3) [0]. This causes a lot of warnings during building gnuradio due to the deprecated auto_ptr (unique_ptr is the way to go now) and gr-zeromq fails building completely. Probably the used c++ standard should be set in cm

Re: [Discuss-gnuradio] [SOCIS] TensorFlow

2016-06-29 Thread Stefan Wunsch
Hi, The classification accuracy looks good! But some questions: Will you compare the performance with non-tensorflow machine learning algorithms such as boosted decision trees or support vector machines (e.g. provided by scikit-learn or xgboost)? Your model is a deep neural network, so there is

Re: [Discuss-gnuradio] gr-radar make issue

2016-07-29 Thread Stefan Wunsch
Hi, Please run ctest -V and give the verbose error output. You give too little information to guess what went wrong! Greetings, Stefan On 07/29/2016 01:04 AM, Abhinav Jadon wrote: > Hi , > I use an Ubuntu 14.04 machine. 64 bit processor. > UHD version 003.010 | QWT version 6.0.0 | Boost versio

Re: [Discuss-gnuradio] PyBOMBS: error compiling file uhd_swigPYTHON_wrap.cxx

2016-08-02 Thread Stefan Wunsch
And btw, it worked some month ago, when I implemented the pacman support in pybombs. So the changes has to be somewhen since then. On 08/01/2016 10:38 PM, Cyrille DERORY wrote: > Hi, > > with PyBOMBS, I'm compiling gnuradio on archlinux: > sudo pybombs -v install gnuradio > and I get errors with

Re: [Discuss-gnuradio] PyBOMBS: Error installing package python-zmq

2016-08-02 Thread Stefan Wunsch
Hi, Please submit the pullrequest! The package is definetely missing. Greetings Stefan On 08/01/2016 05:55 PM, Andrej Rode wrote: > Hey Cyrille, > > > On 01/08/16 17:20, Cyrille DERORY wrote: >> Thank you for your reply, >> >> my distro/OS is archlinux and package manager is pacman: >> https:/

Re: [Discuss-gnuradio] PyBOMBS: error compiling file uhd_swigPYTHON_wrap.cxx

2016-08-02 Thread Stefan Wunsch
Hi, I can confirm this problem. But it doesn't seem to be Arch Linux specific (more a UHD problem). Can someone confirm that it works on the other systems? UHD is build from source, so the root of the problem are not the pacman packages. My first guess would be the gcc6 compiler shipped with Arc

Re: [Discuss-gnuradio] PyBOMBS: error compiling file uhd_swigPYTHON_wrap.cxx

2016-08-02 Thread Stefan Wunsch
d? > > > Best regards, > > Marcus > > > On 02.08.2016 09:03, Stefan Wunsch wrote: >> And btw, it worked some month ago, when I implemented the pacman support >> in pybombs. So the changes has to be somewhen since then. >> >> On 08/01/2016 10:38 PM, Cyri

Re: [Discuss-gnuradio] PyBOMBS: error compiling file uhd_swigPYTHON_wrap.cxx

2016-08-02 Thread Stefan Wunsch
. > make[1]: *** [CMakeFiles/Makefile2:2414: > gr-blocks/swig/CMakeFiles/blocks_swig5_gr_blocks_swig_a6e57.dir/all] Error 2 > make: *** [Makefile:161: all] Error 2 > PyBOMBS.monitor_process() - DEBUG - Thread signaled termination or returned > PyBOMBS.monitor_process() - DEBUG - Return value: 2 &g

Re: [Discuss-gnuradio] error using new PyBombs

2016-08-04 Thread Stefan Wunsch
This helps a lot to find all installations: $ sudo find / -name libuhd*.so* If the path is not inside a pybombs prefix, it is most likely an installation by your package manager. I had this problem as well :P Greetings Stefan On 08/04/2016 06:56 PM, Jason Matusiak wrote: >> For some reason, if

Re: [Discuss-gnuradio] [SOCIS] Keras, TensorFlow and GNU Radio Blocks

2016-08-08 Thread Stefan Wunsch
Hi, Keras is a very good choice! Does the Theano backend still work? So can you switch seamlessly between Tensorflow and Theano (altering the .keras/keras.json)? I've experienced that getting the GPU support running with Theano was much easier when using Keras (export THEANO_FLAGS is enough), but

Re: [Discuss-gnuradio] [SOCIS] Keras, TensorFlow and GNU Radio Blocks

2016-08-08 Thread Stefan Wunsch
graph file. > > It'd certainly be interesting to compare the performance of both those > backends in training. > > Cheers > Chris > > On Mon, Aug 8, 2016 at 2:44 PM, Stefan Wunsch > mailto:stefan.wun...@student.kit.edu>> > wrote: > > Hi, > &g

Re: [Discuss-gnuradio] gr-drm reconfiguration & Channel simulations

2016-11-04 Thread Felix Wunsch
___ > Discuss-gnuradio mailing list > Discuss-gnuradio@gnu.org > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio Cheers Felix -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Felix Wunsch, M.Sc. Research Asso

Re: [Discuss-gnuradio] gr-drm reconfiguration & Channel simulations

2016-11-07 Thread Felix Wunsch
__ >> Discuss-gnuradio mailing list >> Discuss-gnuradio@gnu.org >> https://lists.gnu.org/mailman/listinfo/discuss-gnuradio > Cheers > Felix > -- > Karlsruhe Institute of Technology (KIT) > Communications Engineering Lab (CEL) > > Fel

Re: [Discuss-gnuradio] gr-drm reconfiguration & Channel simulations

2016-11-10 Thread Felix Wunsch
ansmission using > gr-drm. Is it fully functional and tested ? DREAM doesn't support > DRM+ reception. Any open source receiver available to receive DRM+ ? > > > -ben > > ---- > *From:* Felix Wunsc

Re: [Discuss-gnuradio] GSoC

2015-02-14 Thread Stefan Wunsch
Hi! As a former GSoC student I can give you some advice ;) Actually there are some wiki pages about GSoC. Check out [0]. If you don't have an idea for a project, there are some suggestions. But I like to cite the wiki: 'Remember that these are ideas and are merely meant as an inspiration for you t

Re: [Discuss-gnuradio] Announcing cgran.org: Re-launching the Comprehensive GNU Radio Archive Network

2015-04-05 Thread Stefan Wunsch
Hi, looks great! gnuradio.org in this style would be awesome ;) But I have a question about the update mechanism. If I change or add the manifest file in my repo on github (gr-radar), how does cgran update its database? Are there any update cycles or is it done manually? Greetings Stefan On 05.

[Discuss-gnuradio] gr-nacl: OOT module for data encryption using NaCl

2015-04-18 Thread Stefan Wunsch
Hi! I want to present you a OOT module which provides the functionality of the NaCl crypto library for GNU Radio. The NaCl library is a well known library written by Daniel J. Bernstein, Tanja Lange and Peter Schwabe [0]. Because the library is not maintained by themselves, I have chosen the well

[Discuss-gnuradio] 2nd IEEE Signal Intelligence Challenge

2015-04-22 Thread Felix Wunsch
Hi all, on behalf of the IEEE Student Branch Karlsruhe [0], I'm happy to announce the 2nd IEEE Signal Intelligence Challenge (ISIC) which is organized in cooperation with the Secure Mobile Networking Lab (Seemoo) at the TU Darmstadt [1]! Like last year, it's all about finding, decoding and d

Re: [Discuss-gnuradio] Kick-Starting for GSOC-2018

2018-02-20 Thread Felix Wunsch
er pace.. > > Regards > Chaithya G R > > ___ > Discuss-gnuradio mailing list > Discuss-gnuradio@gnu.org <mailto:Discuss-gnuradio@gnu.org> > https://lists.g

Re: [Discuss-gnuradio] An Old Idea for GSoC 2018

2018-02-28 Thread Felix Wunsch
ivel Velumani > > > ___ > Discuss-gnuradio mailing list > Discuss-gnuradio@gnu.org > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Felix Wuns

[Discuss-gnuradio] [GSoC18] Student application period starting soon!

2018-03-08 Thread Felix Wunsch
eline -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Felix Wunsch, M.Sc. Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 721 608-46276 Fax: +49 721 608-46071 E-Mail: felix.wun...@kit.edu www.cel.kit.edu KIT -- University of the State of

Re: [Discuss-gnuradio] [GSoC18] Application period started!

2018-03-20 Thread Felix Wunsch
:05 PM, Wunsch, Felix (CEL) wrote: > > Hi all, > > > the application period has started today and we are eagerly awaiting > your draft proposals! > > > Please make sure to submit as early as possible and (optimally) also > well before the deadline (March 27) - we really

Re: [Discuss-gnuradio] [GSoC2018][Filter Design Tool Enhancements][Need Feedback]

2018-03-23 Thread Felix Wunsch
Sakshi Agrawal > > [0]https://github.com/sakshi18agrawal1/documents/blob/master/Sakshi_GSoC2018.pdf > > > ___ > Discuss-gnuradio mailing list > Discuss-gnuradio@gnu.org > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio --

Re: [Discuss-gnuradio] PROBLEM INSTALLING "GR-FBMC" WITH PyBOMBS

2018-04-10 Thread Felix Wunsch
gt; Aborting. >> " >> >> If anyone have had the same problem and/or know how solve it, please write >> me. >> >> Thanks. >> ___ >> Discuss-gnuradio mailing list >> Discuss-gnuradio@gnu.org >> https

[Discuss-gnuradio] [GSoC18] Student projects announced!

2018-04-23 Thread Felix Wunsch
he improvements you will bring to GNU Radio! Cheers, Felix -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Felix Wunsch, M.Sc. Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 721 608-46276 Fax: +49 721 608-46071 E-Mail: felix

[Discuss-gnuradio] [GSoC] Proposal for radar toolbox (gr-radar)

2014-03-18 Thread Stefan Wunsch
Hi! My name is Stefan Wunsch and I would like to make a proposal for GSoC 2014. My project of interest is the radar toolbox as mentioned on the wiki page on gnuradio.org. I am a fifth semester student in physics at the Karlsruhe Institute of Technology (KIT) in Germany. At the

[Discuss-gnuradio] [GSoC] Proposal for radar toolbox, Update

2014-03-20 Thread Stefan Wunsch
Hi! Thanks a lot for the feedback on the mailings list and on Google Melange! I have integrated your suggestions in the actual proposal on github [1]. Comments are still welcome! I left a note on the Melange page as well. Best regards Stefan W. [1] https://github.com/stwunsch/gsoc-proposal

[Discuss-gnuradio] [GSoC] Accepted project: Radar Toolbox

2014-05-13 Thread Stefan Wunsch
Hi! First of all thanks to all of you for the acceptance, I am very glad to work on this great project! Finally I gathered all information! I'll publish my gr-radar toolbox within the kit-cel account [0]. This link will be permanent. Furthermore I will blog about my progress [1] that you can kee

[Discuss-gnuradio] [GSoC] gr-radar: Echotimer (USRP interface) and FSK Radar Demonstration

2014-06-17 Thread Stefan Wunsch
Hi! The GNU Radio Radar Toolbox has some nice new features! First the USRP interface for synchronized TX/RX streams is finished. It ensures that any waveform given by a tagged stream is received with only a constant delay due to hardware delays. Therefore a MIMO connection between two USRPs is ne

[Discuss-gnuradio] SWIG and QT (QT4_WRAP_CPP issues)

2014-06-19 Thread Stefan Wunsch
Hi! I try to add a QT GUI to my OOT module (gr-radar). I have some issues with including the QT stuff in cmake and swig. The problem is this error: ## /gr-radar/swig/../lib/range_velocity_diagram.h:45: Error: Syntax error in input(3). ## make[2]: *** [swig/radar_swigPYTHON_wrap.cxx] Error 1 ## m

Re: [Discuss-gnuradio] SWIG and QT (QT4_WRAP_CPP issues)

2014-06-19 Thread Stefan Wunsch
Stefan Wunsch: > Hi! > > I try to add a QT GUI to my OOT module (gr-radar). I have some issues > with including the QT stuff in cmake and swig. > > The problem is this error: > > ## /gr-radar/swig/../lib/range_velocity_diagram.h:45: Error: Syntax > error in input(

[Discuss-gnuradio] [GSoC] gr-radar: GUI

2014-06-25 Thread Stefan Wunsch
Hi! The radar toolbox has new features! GUIs for scatter plots of two target attributes and time plots of a single target attribute are implemented. All GUIs are real time and multi target capable. Check out my blog [0] and the demonstration video [1] with target trajectory video and a screen cap

[Discuss-gnuradio] [GSoC] gr-radar: Dual CW Radar and Tracking Algorithms

2014-07-15 Thread Stefan Wunsch
Hi, The Radar Toolbox has new features! First new feature of the Radar Toolbox is a Dual CW Radar. It is implemented as simulation and tested with USRPs. This setup is much more better than the previous FSK Radar! Check out my development blog for a demonstration video and further information. [0

Re: [Discuss-gnuradio] [GSoC] gr-radar: Dual CW Radar and Tracking Algorithms

2014-07-16 Thread Stefan Wunsch
um range doesnt differ from a target of the range R modulus R_max. Greetings! Am 16.07.2014 08:08, schrieb Vanush Vaswani: > Nice. I don't know much about radar. Is range related to EIRP? > > On Wed, Jul 16, 2014 at 1:14 AM, Stefan Wunsch > wrote: >> Hi, >> >> T

Re: [Discuss-gnuradio] Synchronizing N210 TX and RX channels

2014-07-22 Thread Stefan Wunsch
Hey Daniele, I have done the radar toolbox and implemented a synced USRP interface (USRP Echotimer). You are right, the USRP Echotimer does align the timestamps of the TX/RX commands on both USRPs. But if you connect them by MIMO, the time and clock are pretty good in sync. Therefore I think the

Re: [Discuss-gnuradio] Synchronizing N210 TX and RX channels

2014-07-23 Thread Stefan Wunsch
; devices. But I need continuous streaming and not burst. > > Any help in this direction is much appreciated. > > Thanks. Best, > Daniele > > > On 22/07/2014 19:14, Stefan Wunsch wrote: >> Hey Daniele, >> >> I have done the radar toolbox and implement

Re: [Discuss-gnuradio] GSoC: GNU Radio DRM receiver

2012-04-27 Thread Felix Wunsch
test your code when you commit something. Danke shon! Rafael Diniz Hi list, my name is Felix Wunsch an I'm really happy to be one of the accepted students and I want to thank you very much for giving me this great opportunity! I am currently studying at the KIT (Karlsruhe Institute of

[Discuss-gnuradio] GRC XML Problem: Variable number of vector outputs with different vlen

2012-07-04 Thread Felix Wunsch
equals the number of output ports and whose elements describe the length of each vector. Is there a way to make this work in GRC without creating multiple .xml files for different configurations? Best regards, Felix Wunsch ___ Discuss-gnuradio mailing

[Discuss-gnuradio] Audio sink does not throttle sample flow

2012-08-07 Thread Felix Wunsch
3.5.1 and xubuntu 11.10. Any hints why this is happening and how to solve this? Best regards, Felix Wunsch <>___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio

Re: [Discuss-gnuradio] Audio sink does not throttle sample flow

2012-08-13 Thread Felix Wunsch
Am 12.08.2012 19:19, schrieb Tom Rondeau: On Tue, Aug 7, 2012 at 6:22 AM, Felix Wunsch wrote: Hi all, I recently wrote a block for decoding DRM AAC streams. For testing I put together a small flow graph consisting of a wav source, encoder block, decoder block, (rational) resampler and an

Re: [Discuss-gnuradio] Audio sink does not throttle sample flow

2012-08-13 Thread Felix Wunsch
Am 13.08.2012 13:33, schrieb Tom Rondeau: On Mon, Aug 13, 2012 at 5:05 AM, Felix Wunsch wrote: Am 12.08.2012 19:19, schrieb Tom Rondeau: On Tue, Aug 7, 2012 at 6:22 AM, Felix Wunsch wrote: Hi all, I recently wrote a block for decoding DRM AAC streams. For testing I put together a small

[Discuss-gnuradio] CMake/SWIG build problems

2012-08-14 Thread Felix Wunsch
Hi all, I am currently preparing a release of my DRM transmitter blockset. This package shall contain my GNU Radio blocks and a set of classes (no blocks) used for initializing the transmitter parameters before the flow graph is started. At the moment, I have a source tree generated by gr_mo

Re: [Discuss-gnuradio] CMake/SWIG build problems

2012-08-17 Thread Felix Wunsch
Hi Rafael, I am preparing a release for the beginning of next week. The release will contain my DRM30 transmitter with various, fully configured flowgraphs that hopefully can be used more or less as-is and especially without deep knowledge of DRM. It's already working, but before releasing my

[Discuss-gnuradio] GSoC gr-drm: Release of DRM Transmitter

2012-08-20 Thread Felix Wunsch
es are reached. Finally, I have to say that the past 3 months have been real fun, I have been learning a lot and I want to thank the community for being so helpful. As I will present my project on GRCon 12 in Atlanta in september, I'm looking forward to meeting some of you there! Best re

Re: [Discuss-gnuradio] GSoC gr-drm: Release of DRM Transmitter

2012-08-20 Thread Felix Wunsch
Sorry for the double post, but I guess it would have been useful if I had provided the link to my repository =). So here it is: http://github.com/fewu/gnuradio_drm Felix Am 20.08.2012 12:46, schrieb Felix Wunsch: Hi all, This morning I pushed my stable branch to github. I also wrote a

Re: [Discuss-gnuradio] Audio sink does not throttle sample flow

2012-08-23 Thread Felix Wunsch
Am 22.08.2012 00:09, schrieb Tom Rondeau: On Mon, Aug 13, 2012 at 12:25 PM, Felix Wunsch wrote: Am 13.08.2012 13:33, schrieb Tom Rondeau: On Mon, Aug 13, 2012 at 5:05 AM, Felix Wunsch wrote: Am 12.08.2012 19:19, schrieb Tom Rondeau: On Tue, Aug 7, 2012 at 6:22 AM, Felix Wunsch wrote: Hi

Re: [Discuss-gnuradio] Profiling GNU Radio flow graphs

2012-08-24 Thread Felix Wunsch
Hi, using oprofile is quite easy. Basically you configure your profiler, start it, start your application, kill it after some time, kill the profiler and look at the results. You don't have to set any special compiler flags. However, if you want to get annotated source, you need to compile wi

[Discuss-gnuradio] Performance problem with memmove

2012-09-03 Thread Felix Wunsch
lots of gr-buffer warnings). Does memmove get called in the buffer context and is it possible that this in combination with large buffers leads to a high CPU load? Best regards, Felix Wunsch ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org

Re: [Discuss-gnuradio] problem with ofdm bandwidth and sampling rate

2015-06-03 Thread Wunsch, Felix (CEL)
s with the output. if i mix up the ofdm signal to a carrier frequency (for example 12khz) how can i handle this? there is also a problem with nyquist. thanks in advance! alphonso -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Felix Wunsch, M. Sc. Research Associ

Re: [Discuss-gnuradio] problem with ofdm bandwidth and sampling rate

2015-06-03 Thread Wunsch, Felix (CEL)
ing a complex-to-float block and an audio sink? thank you very much for your help and your answers! alphonso *Gesendet:* Mittwoch, 03. Juni 2015 um 04:57 Uhr *Von:* "Wunsch, Felix (CEL)" *An:* "bh...@web.de" , "discuss-gnuradio@gnu.org" *Betreff:* Re: [Discuss-g

Re: [Discuss-gnuradio] problem with ofdm bandwidth and sampling rate

2015-06-04 Thread Wunsch, Felix (CEL)
n't want that, you could use a resampler that adapts its resampling ratio to the sampling rate of the soundcard. Felix @Marcus you mean if there were pilots for a channel estimation in the transmitted signal? alphonso -- Karlsruhe Institute of Technology (KIT) Communications Engineeri

Re: [Discuss-gnuradio] problem with ofdm bandwidth and sampling rate

2015-06-05 Thread Wunsch, Felix (CEL)
requested). the problem is that i can't detect any signal at rx side. when i adjust both parts (tx and rx) with a sampling rate at 11khz it works. for better understanding i have attached my flowgraphs and sink outputs. alphonso *Gesendet:* Donnerstag, 04. Juni 2015 um 23:40 Uhr *Von:* &quo

[Discuss-gnuradio] 2nd IEEE Signal Intelligence Challenge 2015: Final report

2015-06-19 Thread Wunsch, Felix (CEL)
itute of Technology (KIT) Communications Engineering Lab (CEL) Felix Wunsch, M. Sc. Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 721 608-46276 Fax: +49 721 608-46071 E-Mail: felix.wun...@kit.edu www.cel.kit.edu KIT -- University of the State of Baden-Württemberg and Na

Re: [Discuss-gnuradio] [RFNoC] Tutorials @GRCon15

2015-07-30 Thread Wunsch, Felix (CEL)
Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Felix Wunsch, M. Sc. Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +

[Discuss-gnuradio] [GSOC 2018] Ideas please!

2017-10-14 Thread Wunsch, Felix (CEL)
Hi all, even though GSoC 2017 has ended not too long ago, we already need to start the preparations for next year! After 5 years of being org admin, Martin has asked for somebody else to take over that task and I'm happy to volunteer for this. Having profited from the GSoC experience myself,

Re: [Discuss-gnuradio] [GSOC 2018] Ideas please!

2017-10-15 Thread Wunsch, Felix (CEL)
Hi Rafael, nice idea! Would you be willing to mentor it? I just checked the Github Repo for gr-idsb (https://github.com/git-artes/gr-isdbt) and in their README.md it says, they are working on the transmitter. Are you in contact with the author and can you say if this is still actively being pu

Re: [Discuss-gnuradio] [GSOC 2018] Packaging tasks (was: Ideas please!)

2017-10-15 Thread Wunsch, Felix (CEL)
Hi Marcus, could you make this an idea on the list? As gr-modtool is used so widely, any improvements in this area will have quite high (and positive) impact on a large portion of GNU Radio users. Maybe we can flesh out more of the bullet points on the gr-modtool overhaul idea (Py3k, API, GUI,

[Discuss-gnuradio] [GSOC18] GNU Radio accepted as mentoring organization!

2018-02-12 Thread Wunsch, Felix (CEL)
Hi all, we've got great news: GNU Radio got accepted (again) by Google as mentoring organization for this year's Google Summer of Code! So, what's the next step? If you're a student and interested in participating in GSoC, head over to our ideas list [0] and see if there's a project that you

[Discuss-gnuradio] [GSoC18] Application period started!

2018-03-12 Thread Wunsch, Felix (CEL)
Hi all, the application period has started today and we are eagerly awaiting your draft proposals! Please make sure to submit as early as possible and (optimally) also well before the deadline (March 27) - we really want to help you to craft a good proposal and to set you up for success righ

Re: [Discuss-gnuradio] Introduction for GSoC18 participation

2018-03-25 Thread Wunsch, Felix (CEL)
Hi Luca, thanks for sharing your proposal draft! Here are some remarks: 1. You list a MIMO channel model as deliverable. For slow, flat flading you can use (as you correctly stated) a simple matrix multiplication block. That, however, already exists in GNU Radio. Or were you thinking of a wra

[Discuss-gnuradio] [GSoC18] Application period ends in two days: Upload proposals!

2018-03-25 Thread Wunsch, Felix (CEL)
Hi all, this is just a friendly reminder for all students interested in GSoC 2018 that the application period ends in a little more than 48 hours (March 27, 16:00 UTC)! This is a **hard deadline** and enforced by Google! Don't forget to apply and upload your proposals until then through the pr

[Discuss-gnuradio] [GSoC18] Applications are being reviewed

2018-03-28 Thread Wunsch, Felix (CEL)
Hi all! The application period is over and we are now reviewing the proposals. And already a big thank you to all students who have submitted an application! The acceptance notifications will go out on April 23. We're really looking forward to working with you! Cheers, Felix ___

[Discuss-gnuradio] [GSoC18] Final evaluations are over!

2018-08-23 Thread Wunsch, Felix (CEL)
Hi all, GSoC is over and it's time to summarize what has happened over the summer! The most important part first: Both students passed the final evaluations! Congratulations, Swapnil and Luca! I think I can speak for the other mentors, too, when I say that they didn't just pass, but really e

[Discuss-gnuradio] [GSoC] Google Summer of Code 2019 is approaching!

2018-12-13 Thread Wunsch, Felix (CEL)
Hi all, GSoC 2019 is coming closer and it's again time to polish our ideas list [0]! There's still quite a number of old projects but we also definitely need new ones. I also strongly suspect that having the same ideas on your list as the previous year is not a plus when it comes to Googles de

[Discuss-gnuradio] [GSoC] REMINDER: Google Summer of Code 2019 is approaching!

2019-01-10 Thread Wunsch, Felix (CEL)
's add some new ones! I'm sure there's some projects or ideas in the back of your heads that would be a good fit for a project. Even if it's just a rough idea that needs to be fleshed out, let's discuss that here on the list! Cheers, Felix __

[Discuss-gnuradio] [GSoC19] GNU Radio accepted as mentoring organization

2019-02-27 Thread Wunsch, Felix (CEL)
Hi all, great news! We are once again accepted as mentoring organization for Google Summer of Code. Another great opportunity to bring fresh talent into the community! So, to all students: APPLY! =) We have a great selection of projects waiting, from DSP-heavy filter design, channel coding

Re: [Discuss-gnuradio] GSOC : GNU Radio Projects

2019-03-02 Thread Wunsch, Felix (CEL)
Hi, glad to hear you're interested! Your email was quite generic. Why don't you give us some more details, for example about your background, your skills, software projects you have worked on before, programming languages you know, and (most importantly) specific projects you would like to wor

Re: [Discuss-gnuradio] GSoC: Introduction and GNU Radio Project discussion

2019-03-05 Thread Wunsch, Felix (CEL)
Hi Anirban, first of all - welcome to the GNU Radio community! I'm happy you're interested in contributing! About your question: I think Marcus wants to make the tool more user-friendly in a way that it assumes less knowledge about the actual filter design process by having intelligent defau

[Discuss-gnuradio] [GSoC19] Student Application Period begins!

2019-03-25 Thread Wunsch, Felix (CEL)
?Hi all, today, the student application period for GSoC 19 begins. I'm really happy that we already have a lot of GSoC-related activity on this mailing list and I'm looking forward to reading all those proposals! Make sure you apply until April 9, which is usually a strictly enforced deadlin

[Discuss-gnuradio] [GSoC19] Application deadline approaching!

2019-04-05 Thread Wunsch, Felix (CEL)
?Hi all, this is a gentle reminder to all prospective GSoC students that the application deadline (April 9) is rapidly approaching! Get your proposals ready and we'll try to give you feedback. And, of course, earlier upload means higher chance of getting feedback that you can use to improve yo

Re: [Discuss-gnuradio] GSOC proposal for android

2019-04-05 Thread Wunsch, Felix (CEL)
Hi Jaspreet, it is your job to create a proposal so we can see that you know what you're up to and what your vision for the project is! If you go to our website, we have listed what we want to see in a proposal and there's also an old (successful) one you can have a look at. Cheers?, Felix?

[Discuss-gnuradio] [GSoC19] Student application period is over, reviews started

2019-04-11 Thread Wunsch, Felix (CEL)
Hi all, the student application period for this year's GSoC is now over and we have received some promising proposals! Right now we are reviewing them and hope to get enough student slots from Google to accommodate all the students we want to select. The final decisions will be announced on Ma

[Discuss-gnuradio] [GSoC19] Accepted student projects announced!

2019-05-07 Thread Wunsch, Felix (CEL)
Hi all, Google has announced the accepted student projects for GSoC 2019: Arpit Gupta and Bowen Hu will be contributing to GNU Radio during the summer - congratulations to both of them! Arpit will work on a tool for parsing GNU Radio header files to create YAML descriptions that can be used fo

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