Re: [Discuss-gnuradio] GSoC Students: Application deadline

2013-05-09 Thread Martin Braun (CEL)
On Fri, May 03, 2013 at 11:58:36PM +0200, Martin Braun (CEL) wrote: > Just a quick status update: We have received 28 applications; we will > know about the number of slots next week Wednesday. > Realistically, I am expecting 2-4 slots for GNU Radio. Selecting > students will be hard

[Discuss-gnuradio] Hangout Test live NOW

2013-05-07 Thread Martin Braun (CEL)
Hi everyone, we're testing the Google Hangout feature at the moment. If you'd like to join, please do, we want to test the limits of this thing. Just head to our G+ group and you'll find the invite. MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (

Re: [Discuss-gnuradio] GSoC Students: Application deadline

2013-05-03 Thread Martin Braun (CEL)
hope we can find a good way to do that. MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 721 608-43790 Fax: +49 721 608-46071 www.cel.kit.edu KIT

Re: [Discuss-gnuradio] A few questions about subclassing gr_block

2013-05-03 Thread Martin Braun (CEL)
On Fri, May 03, 2013 at 09:08:34AM +0200, Martin Braun (CEL) wrote: > > Currently I have an implementation of the block, but I am having trouble > > understanding the relationship between ninput_items and noutput_items.   > > When I > > feed the block from a file source c

Re: [Discuss-gnuradio] A few questions about subclassing gr_block

2013-05-03 Thread Martin Braun (CEL)
input? Basically, this is telling you there's space for 512 items in the output buffer. If you can use a sync_block, you'll never run into these problems, because there's only one value. MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing

[Discuss-gnuradio] GSoC Students: Application deadline

2013-05-02 Thread Martin Braun (CEL)
Hi all, don't forget the deadline for the GSoC application is tomorrow, 1900 UTC. Good luck, MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 721 608-

Re: [Discuss-gnuradio] Why other correlators(ml or pnac) can not work in ofdm example except for Schmidl and Cox correlator(default)?

2013-05-02 Thread Martin Braun (CEL)
eiver any > more. Is there any problem with that? Thanks so much. The OFDM code is under heavy maintenance right now. The code you're inspecting is a bit outdated and it's quite likely it doesn't work properly. MB -- Karlsruhe Institute of Technology (KIT) Communications Engin

Re: [Discuss-gnuradio] How to plot(gr-utils) the complex data in gnuradio?

2013-04-30 Thread Martin Braun (CEL)
ta in all typical data formats. If you need more fine-grained control, I recommend something like ipython. MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +4

[Discuss-gnuradio] GSoC Students: IRC Session

2013-04-29 Thread Martin Braun (CEL)
y time, I might be able to check them out. Cheers, MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 721 608-43790 Fax: +49 721 608-46071 www.cel.kit.edu KIT -

Re: [Discuss-gnuradio] Is there any PN cross correlator implementation for packet detection in Gnuradio?

2013-04-29 Thread Martin Braun (CEL)
ne of the correlators from the 'Synchronization' section. MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 721 608-43790 Fax: +49 721 608-46071 w

Re: [Discuss-gnuradio] New OFDM blocks

2013-04-29 Thread Martin Braun (CEL)
wise the occupied data carriers will get blown array. Is this > correct? Hi Sean, yes, that's correct. MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone:

Re: [Discuss-gnuradio] S/N ratio vs BER reference?

2013-04-28 Thread Martin Braun (CEL)
, MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 721 608-43790 Fax: +49 721 608-46071 www.cel.kit.edu KIT -- University of the State of Baden-Württemberg a

Re: [Discuss-gnuradio] GSOC ideas [802.11]

2013-04-25 Thread Martin Braun (CEL)
Radio flowgraph is quite hard, given the structure of the scheduler. Also, which elements are you hoping to accelerate? To answer your question, the more portable, the better, so my gut says OpenCL > CUDA. MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL)

[Discuss-gnuradio] GNU Radio: Donations possible

2013-04-23 Thread Martin Braun (CEL)
GNU if you donate $500 or more. The biggest expense we have is the conference, so this is where money will most likely go. Of course, if you have something specific in mind with your donation, don't hesitate to contact us. MB -- Karlsruhe Institute of Technology (KIT) Communications Engin

Re: [Discuss-gnuradio] GSOC ideas [802.11]

2013-04-23 Thread Martin Braun (CEL)
back. > >Thank you for your response. couldn't we(candidates) ask a > >feedback to community? Of course, but just posting your proposal will not help. Specific questions are better! MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing.

Re: [Discuss-gnuradio] Error while running gr-modtool

2013-04-23 Thread Martin Braun (CEL)
and you need to replace it with real code. Also, you got the error while running 'make', not while running 'gr_modtool'. Just saying. MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße

Re: [Discuss-gnuradio] GSoC Applications: Start today

2013-04-23 Thread Martin Braun (CEL)
On Mon, Apr 22, 2013 at 10:20:32AM +0200, Martin Braun (CEL) wrote: > students interesting in participating in GSoC 2013, don't forget the > proposal submissions starts today. You may submit proposals up to May > 3rd. I whipped up a reference page for students who are

Re: [Discuss-gnuradio] GSOC ideas [802.11]

2013-04-23 Thread Martin Braun (CEL)
ked to your potential mentor and this must have been a misunderstanding. At no point did we tell you to post your proposal here. Please refer to the instructions on Melange for how to proceed. MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Br

Re: [Discuss-gnuradio] FW: Master build failure for ARM when building cross

2013-04-23 Thread Martin Braun (CEL)
lfilled, the error did not vanish :) Stupid, but obligatory Q: Did you clear the build dir? MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 721 608-43790

[Discuss-gnuradio] GSoC Applications: Start today

2013-04-22 Thread Martin Braun (CEL)
e in a sense, that's what it is. Good luck to all students applying! We're looking forward to reviewing your proposals. MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karls

Re: [Discuss-gnuradio] gr-modtool: command not found?

2013-04-22 Thread Martin Braun (CEL)
io mailing list > Discuss-gnuradio@gnu.org > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Ph

[Discuss-gnuradio] Installing GNU Radio: Use binaries!

2013-04-19 Thread Martin Braun (CEL)
nstitute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 721 608-43790 Fax: +49 721 608-46071 www.cel.kit.edu KIT -- University of the State of Baden-Württemberg and National Labo

[Discuss-gnuradio] Next Dev Call will use G+ Hangout (May 16)

2013-04-19 Thread Martin Braun (CEL)
s, we will try other technologies or go back to our SIP call. Hear you in a month, MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 721 608-43790 Fax: +49 721

Re: [Discuss-gnuradio] LDPC codes - GSOC 2013

2013-04-19 Thread Martin Braun (CEL)
look. MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 721 608-43790 Fax: +49 721 608-46071 www.cel.kit.edu KIT -- University of the State of Baden-Wür

Re: [Discuss-gnuradio] Dev Call April: Thursday, April 18

2013-04-18 Thread Martin Braun (CEL)
I've just posted the minutes on http://gnuradio.org/redmine/projects/gnuradio/wiki/Call20130418 MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 72

[Discuss-gnuradio] GSoC: Status update

2013-04-18 Thread Martin Braun (CEL)
B -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 721 608-43790 Fax: +49 721 608-46071 www.cel.kit.edu KIT -- University of the State of Baden-Württemberg

Re: [Discuss-gnuradio] Long PDUs

2013-04-17 Thread Martin Braun (CEL)
il--currently it would check and run indefinitely. M -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 721 608-43790 Fax: +49 721 608-46071 www.cel.kit.edu KI

Re: [Discuss-gnuradio] Long PDUs

2013-04-17 Thread Martin Braun (CEL)
ork well for packetized data transmission. When I was working on the new OFDM blocks, I had packets in mind on the same order as 802.11a packets, so buffer size was never a problem. MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research A

Re: [Discuss-gnuradio] GSoC 2013: Vector-network analyzer

2013-04-17 Thread Martin Braun (CEL)
sible to do this project without RF hardware but just via > simulation? Of course, someone else could also perform tests in a real > scenario and report back. > > I am looking forward to your reply. -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dip

Re: [Discuss-gnuradio] Dev Call April: Thursday, April 18

2013-04-16 Thread Martin Braun (CEL)
r picture'. MB On Tue, Apr 16, 2013 at 02:31:00PM +0200, Martin Braun (CEL) wrote: > Hi everyone, > > as usual, the dev call is on the third Thursday of the month, which is > this Thursday, April 18. > > Europe is now also on daylight savings time, so the time is back to

Re: [Discuss-gnuradio] What are coase freq. estimation and fine freq. estimation in OFDM? Did the implementation in gnuradio follow the 802.11 standard?

2013-04-16 Thread Martin Braun (CEL)
wiki. On Linux, the 'find' command will help. Such as: src/gnuradio % find gr-digital -name digital_ofdm_frame_acquisition.cc gr-digital/lib/digital_ofdm_frame_acquisition.cc There it is. MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-In

[Discuss-gnuradio] Dev Call April: Thursday, April 18

2013-04-16 Thread Martin Braun (CEL)
never done this, invest at least 30 minutes before the call to get your client running. The call is also happening in chat, so you can just point your IRC client to #gnuradio and at least see what topics we're discussing. MB -- Karlsruhe Institute of Technology (KIT) Communications Enginee

Re: [Discuss-gnuradio] Channel Estimation in benchmark OFDM Code

2013-04-16 Thread Martin Braun (CEL)
> The number of pilots ? Estimation technique used ? Hi Yahya, check out my previous email on OFDM. Also, have a look at the blocks in gr-digital/lib. MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstra

Re: [Discuss-gnuradio] What are coase freq. estimation and fine freq. estimation in OFDM? Did the implementation in gnuradio follow the 802.11 standard?

2013-04-16 Thread Martin Braun (CEL)
m_frame_acquisition.cc or digital_ofdm_chanest_vcvc.cc. Grepping for 'coarse' would have helped you! MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 7

Re: [Discuss-gnuradio] Some new 802.15.4 stuff

2013-04-15 Thread Martin Braun (CEL)
includes pulse shaping and the byte > to chunk to chip to symbol mapping. It's really cool what you can do > with plain GNU Radio. Hi Bastian, haven't tested it yet, but just want to say that this is really awesome work you guys are doing! Cheers, MB -- Karlsruhe Institute of

Re: [Discuss-gnuradio] Seeking mentor in GSoC

2013-04-15 Thread Martin Braun (CEL)
when it was received.After demodulation of > the data,B get the send timestamp.With these two timestamp,B can do some > signal process to reach absolute clock synchronization. > And now the problem is that I need a mentor.If you are interested, please > contact me. > Thank you in

Re: [Discuss-gnuradio] What are coase freq. estimation and fine freq. estimation in OFDM? Did the implementation in gnuradio follow the 802.11 standard?

2013-04-15 Thread Martin Braun (CEL)
r OFDM," Communications, IEEE Transactions on , vol.45, no.12, pp.1613,1621, Dec 1997 -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 721 608-43790 Fax: +49 7

Re: [Discuss-gnuradio] GSoC: Infos for Students, Mentors and everyone else

2013-04-12 Thread Martin Braun (CEL)
I've added examples for proposals from last year's successful projects to the GSoC pages, so potential students should have a look at those if they want to apply. http://gnuradio.org/redmine/projects/gnuradio/wiki/GSoC MB On Thu, Apr 11, 2013 at 10:08:27AM +0200, Martin Braun (

Re: [Discuss-gnuradio] GSOC ideas [802.11]

2013-04-12 Thread Martin Braun (CEL)
formance counters and understand the performance bottlenecks Something obvious (although you might not actually want it :) is a 2D equalizer and higher modulation schemes. MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Assoc

Re: [Discuss-gnuradio] create uniform PMT vector from python

2013-04-11 Thread Martin Braun (CEL)
__ > > Discuss-gnuradio mailing list > > Discuss-gnuradio@gnu.org > > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio > > ___ > Discuss-gnuradio mailing list > Discuss-gnuradio@gnu.org > https:

Re: [Discuss-gnuradio] GSOC ideas [802.11]

2013-04-11 Thread Martin Braun (CEL)
nice opportunity to improve my skills. > >And in any case, I must have a good knowledge for futere jobs. > > > >I'll be very thankful with you if you give me this possibility, and I ask > you > >to tell me what I should do to discuss more about this project > > > >Sorry for my English not drinkab

[Discuss-gnuradio] GSoC: Infos for Students, Mentors and everyone else

2013-04-11 Thread Martin Braun (CEL)
What_should_a_student_proposal_look -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 721 608-43790 Fax: +49 721 608-46071 www.cel.kit.edu KIT -- Un

Re: [Discuss-gnuradio] Google Summer of Code: We're in!

2013-04-09 Thread Martin Braun (CEL)
munications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 721 608-43790 Fax: +49 721 608-46071 www.cel.kit.edu KIT -- University of the State of Baden-Württemberg and National Laboratory of the Helmholtz Association pgpxY9

Re: [Discuss-gnuradio] Google Summer of Code: We're in!

2013-04-09 Thread Martin Braun (CEL)
being the best thing a student can do over summer. Orgs will probably have to earn the right to get lots of slots, having to prove they can handle it. All of this is guesswork, though! MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Br

[Discuss-gnuradio] Google Summer of Code: We're in!

2013-04-08 Thread Martin Braun (CEL)
our ideas page. Cheerio, MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 721 608-43790 Fax: +49 721 608-46071 www.cel.kit.edu KIT -- University of the State of Ba

Re: [Discuss-gnuradio] Please add me as a contributor

2013-04-08 Thread Martin Braun (CEL)
ite the required incantations. ...and, you're in. MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 721 608-43790 Fax: +49 721 608-46071 www.cel.kit.e

Re: [Discuss-gnuradio] SNR estimation in ofdm using preamble symbol

2013-04-08 Thread Martin Braun (CEL)
blocks. Estimating SNR for OFDM is marginally different than for single-carrier. I suggest having a look at academic papers on this subject. MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.0

Re: [Discuss-gnuradio] How many preambles uesd in ofdm example for frame synchronization, 10 short preambles ?

2013-04-08 Thread Martin Braun (CEL)
nology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 721 608-43790 Fax: +49 721 608-46071 www.cel.kit.edu KIT -- University of the State of Baden-Württemberg and National Laboratory of the Helmholtz Asso

Re: [Discuss-gnuradio] 'gr_modtool add' fails if new module name ends in '0'. Includes solution.

2013-04-03 Thread Martin Braun (CEL)
d the change, it works). Hi Tim, thanks a lot for this specific and easy-to-reproduce bug report! I've committed the fix, expect to see it in the reps any time soon. MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Resea

Re: [Discuss-gnuradio] IEEE 802.11 a/g/p receiver

2013-04-02 Thread Martin Braun (CEL)
On Tue, Apr 02, 2013 at 11:56:17AM +0200, Martin Braun (CEL) wrote: > Hi Bastian, > > this is nice stuff! I see you have a publication on the module, would > you mind adding it to our wiki page on papers, > http://gnuradio.org/redmine/projects/gnuradio/wiki/AcademicPapers ? I was

Re: [Discuss-gnuradio] IEEE 802.11 a/g/p receiver

2013-04-02 Thread Martin Braun (CEL)
ss-gnuradio mailing list > Discuss-gnuradio@gnu.org > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone:

Re: [Discuss-gnuradio] On tunnel.py

2013-04-01 Thread Martin Braun (CEL)
so, the  GNURadio itself need more evolution on the demonstrative solutions > of the communications, like the OFDM in improving. > > > And of course, this is a open source community. The GNURadio needs > everyone's contribution, including both issues reports and new developments

Re: [Discuss-gnuradio] Error on Core concepts of GNU Radio Wiki?

2013-03-28 Thread Martin Braun (CEL)
an) I guess you've just qualified for the GNU Radio nitpicking reward :) You're right, though. Do you mind fixing that? MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76

Re: [Discuss-gnuradio] Is there any correlation between bandwidth and subcarriers-tounes in ofdm?

2013-03-27 Thread Martin Braun (CEL)
t for this phenomenon? > > Sent from my iPhone > > ___ > Discuss-gnuradio mailing list > Discuss-gnuradio@gnu.org > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio -- Karlsruhe Institute of Technology (KIT) Communications Engi

Re: [Discuss-gnuradio] Some links don't work on wiki page

2013-03-26 Thread Martin Braun (CEL)
e you rights to edit the wiki. MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 721 608-43790 Fax: +49 721 608-46071 www.cel.kit.edu KIT -- University of the State

Re: [Discuss-gnuradio] Cast arbitrary data type into binary

2013-03-25 Thread Martin Braun (CEL)
sking here. All types are always in binary. MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 721 608-43790 Fax: +49 721 608-46071 www.cel.kit.edu KIT -- Univers

Re: [Discuss-gnuradio] Ekiga ?

2013-03-23 Thread Martin Braun (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) Dipl.-Ing. Martin Braun Research Associate Kaisers

Re: [Discuss-gnuradio] Ekiga ?

2013-03-22 Thread Martin Braun (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) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 K

Re: [Discuss-gnuradio] [BULK] Fading channel in GNURadio

2013-03-22 Thread Martin Braun (CEL)
within the work function > every N seconds: every time (ninput_items / samp_rate) % N == 0. I hope that's > enough info to point you in the right direction. Note that will change taps in wall time, not sample time. MB -- Karlsruhe Institute of Technology (KIT) Communications Engineeri

Re: [Discuss-gnuradio] Dev Call March 21

2013-03-21 Thread Martin Braun (CEL)
Just a quick reminder, the dev call will start in less than 1 hour. Everyone is welcome; you can also just idle in #gnuradio and follow the discussion there. Cheers, MB On Wed, Mar 20, 2013 at 07:41:05AM +0100, Martin Braun (CEL) wrote: > Hi everyone, > > small update: because of t

Re: [Discuss-gnuradio] USRP Transmit

2013-03-21 Thread Martin Braun (CEL)
n I start carrying such a pink “Hello Kitty” > device with me :) Is there a more serious looking version available? > > Ralph. -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 761

Re: [Discuss-gnuradio] Dev Call March 21

2013-03-19 Thread Martin Braun (CEL)
Hi everyone, small update: because of time zones (aaah!), the call times are wrong (daylight saving etc.). The call will be at 1700 UTC (18:00 CET). The US times are correct! 10 AM Pacific, 1 PM Eastern. MB On Mon, Mar 18, 2013 at 03:11:17PM +0100, Martin Braun (CEL) wrote: > Hi every

Re: [Discuss-gnuradio] Using an RTL Tuner with Windows

2013-03-18 Thread Koslowski, Sebastian (CEL)
d the WinUSB drivers [2] myself and changed VID/PID in the inf-file to match my device before installing the driver. Sebastian [0] https://github.com/kit-cel/simulink-rtl-sdr [1] http://sourceforge.net/projects/libwdi/files/zadig/ [2] http://libusb-winusb-wip.googlecode.com/files/winusb%20drive

[Discuss-gnuradio] Dev Call March 21

2013-03-18 Thread Martin Braun (CEL)
join: http://gnuradio.org/redmine/projects/gnuradio/wiki/DevelopersCalls This is the last time to discuss ideas for GSoC! Cheers, MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01

Re: [Discuss-gnuradio] New dependencies ?

2013-03-18 Thread Martin Braun (CEL)
s grc_blks2. > > I never had installed the scipy package before on my system ( > gentoo, 64 bit version ) > > Is scipy now required ? > > Many thanks > > Volker > > > _______ > Discuss-gnuradio mailing list > Discuss-gnuradio@gnu.org > http

Re: [Discuss-gnuradio] Very low packet loss rate for the discontinuous BPSK communications- the analysis and looking for solution

2013-03-16 Thread Martin Braun (CEL)
yay. If you have any luck with access codes > I'd be interested in hearing it. The access code will only make sure that packets only come through when the phase is (coincidentally) correct. You need to correct for phase ambiguity yourself. MB -- Karlsruhe Institute of Technology (KIT) Commun

Re: [Discuss-gnuradio] New module constructor

2013-03-15 Thread Martin Braun (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) Dipl.-Ing. Martin Braun Research Associa

Re: [Discuss-gnuradio] Copyrights using gr-modtool

2013-03-12 Thread Martin Braun (CEL)
t kind of reads the opposite way :) MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 721 608-43790 Fax: +49 721 608-46071 www.cel.kit.edu KIT -- University

[Discuss-gnuradio] GSoC 2013 -- Update

2013-03-12 Thread Martin Braun (CEL)
ng something fun and useful; and it will most likely help you for your professional career. So head over here and check it out: http://gnuradio.org/redmine/projects/gnuradio/wiki/GSoC MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Brau

Re: [Discuss-gnuradio] No attribute problem with "general" block

2013-03-12 Thread Martin Braun (CEL)
; Even when I upgraded gnuradio version to 3.6.4, this issue still existed. > > > If I changed to use hier block by "./gr_modtool.py add -t hier -l python > samp_cov", it works OK. > > However, I do need the general block to work. > > > Can anyone help me w

[Discuss-gnuradio] GSoC -- Call for mentors

2013-03-04 Thread Martin Braun (CEL)
If anyone has some time to have a look at the projects and see if they're explained well enough, that would be nice. At the end of this week, we'll be pruning down the suggestions to 4-5 ideas that have mentors. MB -- Karlsruhe Institute of Technology (KIT) Communications Engineerin

Re: [Discuss-gnuradio] Google Summer of Code 2013

2013-02-28 Thread Martin Braun (CEL)
wo ongoing projects: https://github.com/benreynwar/gnuradio/tree/ofdm is a rehaul of the current OFDM implementation. https://github.com/kit-cel/gr-lte is an LTE receiver for the broadcast channels, although pretty early in it's development. MB -- Karlsruhe Institute of Technology (KIT

Re: [Discuss-gnuradio] Google Summer of Code 2013

2013-02-28 Thread Martin Braun (CEL)
utouts to Jens!) Perhaps this gives people an idea about potential ideas. MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 721 608-43790 Fax: +49 721 608-46071 w

Re: [Discuss-gnuradio] Google Summer of Code 2013

2013-02-27 Thread Martin Braun (CEL)
, any random idea is OK. Also, you're not signing up for anything if you post an idea. MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 721 608-43790 Fax: +4

Re: [Discuss-gnuradio] Resistance? Capacitance? Inductance?

2013-02-27 Thread Martin Braun (CEL)
ant circuit of my USRP is nothing more than a library call to set_center_frequency() or whatever it's called. MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Ph

Re: [Discuss-gnuradio] gr_modtool cmake/make problems on OSX

2013-02-26 Thread Martin Braun (CEL)
on tools can be challenging to unravel. I can barely follow my own a > few days after I've written them. I just pushed a fix to the standalone, perhaps that help. Note that I'll only be doing easy bugfixes to the standalone version since modtool was merged. MB -- Karlsruhe Institu

[Discuss-gnuradio] gr-modtool and SWIG file line order

2013-02-26 Thread Martin Braun (CEL)
-- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 721 608-43790 Fax: +49 721 608-46071 www.cel.kit.edu KIT -- University of the State of Baden-Württemberg and Natio

Re: [Discuss-gnuradio] gr_modtool cmake/make problems on OSX

2013-02-26 Thread Martin Braun (CEL)
wever, there's only so much I can do in makexml, and it will never be able to fully understand all blocks (although it should fail gracefully). MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12

Re: [Discuss-gnuradio] modulation blocks propagate eob tag?

2013-02-25 Thread Martin Braun (CEL)
rs in the reception. I think that one or many blocks of the previous ones > do not propagate the tags properly. I appreciate any help to solve this > problem > /question. Thank you. -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Brau

Re: [Discuss-gnuradio] Developing with C++ but not python

2013-02-25 Thread Martin Braun (CEL)
Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 721 608-43790 Fax: +49 721 608-46071 www.cel.kit.edu KIT -- University of the State of Baden-Württemberg and National Laboratory of the Helmholtz

[Discuss-gnuradio] Developer's Call 21.2.13: Minutes

2013-02-25 Thread Martin Braun (CEL)
hese calls. Should there be people in this region who want to participate more closely, please contact us. Until then, we'll be leaving the call time as it is. MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate

Re: [Discuss-gnuradio] Problem writing custom null sync block

2013-02-22 Thread Martin Braun (CEL)
;re telling the scheduler that you aren't consuming any > data. Maybe just replace that last line with 'return > len(input_items)'? It's probably 'len(in0)', as len(input_items) would return the number of input ports. 'len(output_items[0])' would proba

[Discuss-gnuradio] Web features: RSS, Issues, Twitter

2013-02-22 Thread Martin Braun (CEL)
n social media web 2.0 fancy shiny stuff, you can follow and fork us on github: https://github.com/gnuradio MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone:

Re: [Discuss-gnuradio] RRC Polyphase Filter in generic modulator

2013-02-21 Thread Martin Braun (CEL)
ing important > here. Just to be clear, you do know what an FIR does and how filter taps are defined? Or is this the information you're lacking? MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 1

Re: [Discuss-gnuradio] Setting up clock synchronization blocks

2013-02-21 Thread Martin Braun (CEL)
r an idea how this could be done (though, granted, that doesn't work perfect either, but also doesn't sync via preamble). MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01

Re: [Discuss-gnuradio] Setting up clock synchronization blocks

2013-02-21 Thread Martin Braun (CEL)
s-gnuradio mailing list > Discuss-gnuradio@gnu.org > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 721

Re: [Discuss-gnuradio] how to make my own block in gnuradio

2013-02-21 Thread Martin Braun (CEL)
in > .cc and .h file.please help me > reply soon > ___ > Discuss-gnuradio mailing list > Discuss-gnuradio@gnu.org > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio -- Karlsruhe Institute of Technology (KIT) Communications

Re: [Discuss-gnuradio] build error with "next" branch

2013-02-21 Thread Martin Braun (CEL)
gnuradio@gnu.org > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 721 608-43790 Fax: +

[Discuss-gnuradio] Dev Call: 21.2.2013

2013-02-18 Thread Martin Braun (CEL)
a: http://gnuradio.org/redmine/projects/gnuradio/wiki/Call20130221 Hear you then, MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 721 608-43790 Fax: +49 721

Re: [Discuss-gnuradio] Detecting EOF of previous block

2013-02-18 Thread Martin Braun (CEL)
tiple() only when the input is invalid; otherwise, set_output_multiple(1) - Put a tag on the last set of items and check for that. MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131

Re: [Discuss-gnuradio] gr-modtool produces incorrect swig.i

2013-02-14 Thread Martin Braun (CEL)
ave this problem. In theory, you should point modtool at your module and it should do the right thing. That swig-thing was simply a bug, as 3.6 and 3.7 use different orders for %include and GR_SWIG_BLOCK_MAGIC. MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Di

Re: [Discuss-gnuradio] Detecting EOF of previous block

2013-02-14 Thread Martin Braun (CEL)
omething (but not enough) in the input buffer for your block B, and you don't really need to process that (because it's just a dangling byte), perhaps this is all you need. MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research

[Discuss-gnuradio] gr-modtool -> master

2013-02-13 Thread Martin Braun (CEL)
e, so using the standalone version is discouraged. MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 721 608-43790 Fax: +49 721 608-46071 www.cel.kit.edu KIT -- Un

Re: [Discuss-gnuradio] Error on Core concepts of GNU Radio Wiki?

2013-02-12 Thread Martin Braun (CEL)
Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 721 608-43790 Fax: +49 721 608-46071 www.cel.kit.edu KIT -- University of the State of Baden-Württemberg and National Labor

Re: [Discuss-gnuradio] Google Summer of Code 2013

2013-02-12 Thread Martin Braun (CEL)
On Tue, Feb 12, 2013 at 10:24:56AM +0100, Martin Braun (CEL) wrote: > OK, now more detail: > > [stuff on GSoC] Faculty and GSoC One thing I'd like to add: Participants must be students, of course. This implies that people will be doing GSoC while enrolled i

Re: [Discuss-gnuradio] Error on Core concepts of GNU Radio Wiki?

2013-02-12 Thread Martin Braun (CEL)
glad the tutorials are getting so much scrutiny recently. MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 721 608-43790 Fax: +49 721 608-46071 www.cel.

[Discuss-gnuradio] Google Summer of Code 2013

2013-02-12 Thread Martin Braun (CEL)
l be happy to answer questions about mentoring on this list (if they're not covered in Google's FAQs etc.) MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phon

Re: [Discuss-gnuradio] QA Testing fixed, possible problem

2013-02-12 Thread Martin Braun (CEL)
u were using? MB -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 721 608-43790 Fax: +49 721 608-46071 www.cel.kit.edu KIT -- University of the State of

Re: [Discuss-gnuradio] Tutorial 1 (C++) QA testing

2013-02-12 Thread Martin Braun (CEL)
re_ff, "qa_square_ff.xml") > > > > One thing that is confusing in the tutorial is the following: > > So, we open python/qa_square_ff.py, which we edit to look like this: > > > > Check out this code, which we save as python/qa_howto.py (only the modified > >

Re: [Discuss-gnuradio] pdu and stream tagging in 3.6.3

2013-02-11 Thread Martin Braun (CEL)
gs is, they're UHD-specific, so the PDU-to-stream blocks probably aren't the right place to put them. M -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 721 6

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