XYNC: the Massive MIMO SDR crowdfunding

2019-11-29 Thread Alexander Chemeris
-stability-testing I hope this will help to bring more research and development into the Massive MIMO and related areas, making it more affordable for everyone. -- Regards, Alexander Chemeris. CTO/Founder, Fairwaves, Inc. https://fairwaves.co

[Discuss-gnuradio] Announcement: XTRX SDR workshop in Berlin this Sunday

2019-05-10 Thread Alexander Chemeris
ago: https://media.ccc.de/v/MNL3YJ PS Many thanks to Harald "LaF0rge" Welte for his help with the workshop organization. -- Regards, Alexander Chemeris. CTO/Founder, Fairwaves, Inc. https://fairwaves.co ___ Discuss-gnuradio mailing list Discuss-gn

[Discuss-gnuradio] [announcement] XTRX miniPCIe/PCIe/USB SDR crowdfunding

2017-12-02 Thread Alexander Chemeris
make yourself a Christmas gift :) I would appreciate any help in spreading the word, as well as feedback. On Sun, Nov 5, 2017 at 1:55 PM, Alexander Chemeris < alexander.cheme...@gmail.com> wrote: > Hello, all. > > Following our presentation at the GRCon'17 [1], we're launching a

Re: [Discuss-gnuradio] XTRX miniPCIe/PCIe/USB SDR crowdfunding pre-launch

2017-11-06 Thread Alexander Chemeris
st completely gone, while DSP is almost unused. > 4. Is 10 MHz reference input supproted? Yes. -- Regards, Alexander Chemeris. CTO/Founder, Fairwaves, Inc. https://fairwaves.co ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://

[Discuss-gnuradio] XTRX miniPCIe/PCIe/USB SDR crowdfunding pre-launch

2017-11-05 Thread Alexander Chemeris
dates/xtrx-software-status-update -- Regards, Alexander Chemeris. CTO/Founder, Fairwaves, Inc. https://fairwaves.co ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio

[Discuss-gnuradio] Announcing UmTRX v2.3.1 - an low-cost embedded dual-channel SDR

2016-06-11 Thread Alexander Chemeris
x.org/resources/>. Buying UmTRX v2.3.1 you not only buy a piece of hardware, you're buying years of our experience in building robust SDR based products. Feel free to share this through social media and other mailing lists (or let us know where else we should share this). -- Regards, Alexander Chemer

[Discuss-gnuradio] Fwd: OsmoSDR developer beta

2012-05-08 Thread Alexander Chemeris
/ Privacy in residential applications is a desirable marketing option. (ETSI EN 300 175-7 Ch. A6) -- Regards, Alexander Chemeris. CEO, Fairwaves LLC / ООО УмРадио http://fairwaves.ru

Re: [Discuss-gnuradio] openLTE annoucement

2012-05-01 Thread Alexander Chemeris
___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio -- Regards, Alexander Chemeris. CEO, Fairwaves LLC / ООО УмРадио http://fairwaves.ru

Re: [Discuss-gnuradio] LTE LTE-Advanced using GNU Radio

2011-08-17 Thread Alexander Chemeris
to get an account. I couldn't find any contact information for the administrator or anything on getting access. Do you know where I can find that information?  Thomas -- Regards, Alexander Chemeris. ___ Discuss-gnuradio mailing list Discuss

Re: [Discuss-gnuradio] raw input data for those without hardware

2011-08-17 Thread Alexander Chemeris
with the right search terms to bring up those emails. Cheers, Ben ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio -- Regards, Alexander Chemeris

Re: [Discuss-gnuradio] Split-function implementation of 802.11g OFDM PHY and MAC on USRP2

2011-08-17 Thread Alexander Chemeris
. Is it true for USRP N and latest git too? -- Regards, Alexander Chemeris. ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio

Re: [Discuss-gnuradio] Split-function implementation of 802.11g OFDM PHY and MAC on USRP2

2011-08-17 Thread Alexander Chemeris
On Wed, Aug 17, 2011 at 21:15, Nick Foster n...@ettus.com wrote: On Wed, 2011-08-17 at 18:00 +0400, Alexander Chemeris wrote: Hi Nick, On Sat, Aug 13, 2011 at 02:41, Nick Foster n...@ettus.com wrote: On Fri, 2011-08-12 at 23:26 +0100, Nemanja Trecakov wrote: 1) Did anybody use

Re: [Discuss-gnuradio] Split-function implementation of 802.11g OFDM PHY and MAC on USRP2

2011-08-17 Thread Alexander Chemeris
On Wed, Aug 17, 2011 at 21:50, Nick Foster n...@ettus.com wrote: On Wed, 2011-08-17 at 21:47 +0400, Alexander Chemeris wrote: On Wed, Aug 17, 2011 at 21:15, Nick Foster n...@ettus.com wrote: On Wed, 2011-08-17 at 18:00 +0400, Alexander Chemeris wrote: Hi Nick, On Sat, Aug 13, 2011 at 02

Re: [Discuss-gnuradio] LTE LTE-Advanced using GNU Radio

2011-08-03 Thread Alexander Chemeris
to open-source is somewhat weird. I downloaded the code. It has most of LTE funcitons, only few bugs and mistakes which are not fully compatible with the LTE specification. Our comment is: this is a very good reference. Do you refer to L1 or L2 or L3 or all of them? -- Regards, Alexander

Re: [Discuss-gnuradio] LTE LTE-Advanced using GNU Radio

2011-08-02 Thread Alexander Chemeris
open source LTE implementation in Eurecom, named as OpenAirInterface https://twiki.eurecom.fr/twiki/bin/view/OpenAirInterface/WebHome We are now trying to connect this with USRP by UHD. Lin 2011/5/4 Alexander Chemeris alexander.cheme...@gmail.com Adib, We're working on an open-source

Re: [Discuss-gnuradio] Hardware extending

2011-07-25 Thread Alexander Chemeris
://github.com/chemeris/UHD-Mirror I should receive EVB for LMS6002D this week, so I hope we'll have the code working in about a month. If there is anyone working along the same direction we would be happy to cooperate. -- Regards, Alexander Chemeris

Re: [Discuss-gnuradio] Hardware extending

2011-07-25 Thread Alexander Chemeris
On Mon, Jul 25, 2011 at 22:08, Tomas D. socc...@gmail.com wrote: On 2011.07.25 15:47, Alexander Chemeris wrote: Hi all, On Sun, Jul 24, 2011 at 21:37, Justin Brackenjusbr...@gmail.com  wrote: I would suggest you look the other way, you have these Xilinx/Altera boards with FMC/HSMC

Re: [Discuss-gnuradio] Mainlining FPGA modifications

2011-06-10 Thread Alexander Chemeris
On Fri, Jun 10, 2011 at 04:41, Tom Rondeau trondeau1...@gmail.com wrote: On Thu, Jun 9, 2011 at 2:01 PM, Alexander Chemeris alexander.cheme...@gmail.com wrote: On Thu, Jun 9, 2011 at 21:19, Matt Ettus m...@ettus.com wrote: On 06/07/2011 04:09 PM, Alexander Chemeris wrote: Hi all

Re: [Discuss-gnuradio] Mainlining FPGA modifications

2011-06-09 Thread Alexander Chemeris
On Thu, Jun 9, 2011 at 21:19, Matt Ettus m...@ettus.com wrote: On 06/07/2011 04:09 PM, Alexander Chemeris wrote: Hi all, On Sat, May 28, 2011 at 21:30, Alexander Chemeris alexander.cheme...@gmail.com wrote: On Sat, May 28, 2011 at 21:04, Marcus D. Leech mle...@ripnet.com wrote: Hi all

[Discuss-gnuradio] Mainlining FPGA modifications

2011-06-07 Thread Alexander Chemeris
Hi all, On Sat, May 28, 2011 at 21:30, Alexander Chemeris alexander.cheme...@gmail.com wrote: On Sat, May 28, 2011 at 21:04, Marcus D. Leech mle...@ripnet.com wrote: Hi all, I'm not sure whether to post this to GnuRadio or to USRP-users, so I post it here. We've started a project

Re: [Discuss-gnuradio] GSM spectrum: Invisible 200kHz carriers?

2011-06-05 Thread Alexander Chemeris
Hi, This doesn't look like a GSM signal. There some pictures of GSM spectrum captured with USRP on the internet. I don't have a link near my hands, but you can probably google them easily. Regards, Alexander Chemeris. On Jun 3, 2011 4:21 AM, TheOperator leo...@bluemail.ch wrote: Ben Wojtowicz

Re: [Discuss-gnuradio] Latency measurements with Unix-domain sockets

2011-05-31 Thread Alexander Chemeris
On Tue, May 31, 2011 at 15:24, Andre Puschmann andre.puschm...@tu-ilmenau.de wrote: On 05/31/2011 10:54 AM, Alexander Chemeris wrote: On Tue, May 31, 2011 at 03:07, Marcus D. Leech mle...@ripnet.com wrote: I used the following two little programs: skip And found no significant difference

Re: [Discuss-gnuradio] FIFO latency

2011-05-30 Thread Alexander Chemeris
On Sun, May 29, 2011 at 23:57, Colby Boyer colby.bo...@gmail.com wrote: On Sun, May 29, 2011 at 1:22 AM, Alexander Chemeris alexander.cheme...@gmail.com wrote: On Sun, May 29, 2011 at 03:05, Marcus D. Leech mle...@ripnet.com wrote: On 05/28/2011 04:28 PM, Alexander Chemeris wrote: So, while

Re: [Discuss-gnuradio] FIFO latency

2011-05-30 Thread Alexander Chemeris
On Mon, May 30, 2011 at 12:54, Andre Puschmann andre.puschm...@tu-ilmenau.de wrote: On 05/29/2011 10:22 AM, Alexander Chemeris wrote: On Sun, May 29, 2011 at 03:05, Marcus D. Leech mle...@ripnet.com wrote: On 05/28/2011 04:28 PM, Alexander Chemeris wrote: So, while this method is simple

Re: [Discuss-gnuradio] FIFO latency

2011-05-30 Thread Alexander Chemeris
On Mon, May 30, 2011 at 18:30, Andre Puschmann andre.puschm...@tu-ilmenau.de wrote: On 05/30/2011 03:55 PM, Marcus D. Leech wrote: On 30/05/2011 9:51 AM, Alexander Chemeris wrote: Linux' pipe implementation is known to be quite slow. I would suggest to use UNIX sockets instead. They should

Re: [Discuss-gnuradio] FIFO latency

2011-05-29 Thread Alexander Chemeris
On Sun, May 29, 2011 at 03:05, Marcus D. Leech mle...@ripnet.com wrote: On 05/28/2011 04:28 PM, Alexander Chemeris wrote: So, while this method is simple and good for non-realtime applications, it doesn't fit our needs. It may be usable for PHY-MAC interaction, but even here I'm not sure

Re: [Discuss-gnuradio] To implement WiMAX with GnuRadio or not?

2011-05-28 Thread Alexander Chemeris
Hi Martin, hi all, I'm sorry for delayed replies. That's not because I don't care - I just have very tight schedule at this moment. On Tue, May 24, 2011 at 10:04, Martin Braun martin.br...@kit.edu wrote: On Mon, May 23, 2011 at 11:50:52PM +0400, Alexander Chemeris wrote: Hi community, Hi

Re: [Discuss-gnuradio] To implement WiMAX with GnuRadio or not?

2011-05-28 Thread Alexander Chemeris
data processing is up to the task. Yes, with an exception that we our receiver is not basic (e.g. see comment about DL-MAP) and we also need transmitter, and integration with MAC level, ugh. On May 23, 2011, at 3:50 PM, Alexander Chemeris wrote: 3) Right now all our code is open-source, but we

Re: [Discuss-gnuradio] To implement WiMAX with GnuRadio or not?

2011-05-28 Thread Alexander Chemeris
GNU Radio's data processing is up to the task. On May 23, 2011, at 3:50 PM, Alexander Chemeris wrote: 3) Right now all our code is open-source, but we must leave an option for proprietary plugins. How can we make this possible? 4) Related to (3) - how can we make sure our protocol stack

Re: [Discuss-gnuradio] To implement WiMAX with GnuRadio or not?

2011-05-28 Thread Alexander Chemeris
in GRC--it allows you to set flowgraph variables from an  outside program, which is really great! Hum. Any examples? I also wonder - have you quantified overhead of those methods - in latency, jitter, memory, etc? -- Regards, Alexander Chemeris

Re: [Discuss-gnuradio] To implement WiMAX with GnuRadio or not?

2011-05-28 Thread Alexander Chemeris
://www.sbrac.org ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio -- Regards, Alexander Chemeris. ___ Discuss-gnuradio mailing list Discuss

Re: [Discuss-gnuradio] To implement WiMAX with GnuRadio or not?

2011-05-28 Thread Alexander Chemeris
Hi community, On Mon, May 23, 2011 at 23:50, Alexander Chemeris alexander.cheme...@gmail.com wrote: Hi community, Our WiMAX Scanner project (http://code.google.com/p/wimax-scanner/) approaches the moment when we should start writing C/C++ code - our Matlab model decodes broadcast messages

Re: [Discuss-gnuradio] To implement WiMAX with GnuRadio or not?

2011-05-28 Thread Alexander Chemeris
, Alexander Chemeris. ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio

Re: [Discuss-gnuradio] To implement WiMAX with GnuRadio or not?

2011-05-28 Thread Alexander Chemeris
On Sat, May 28, 2011 at 19:38, Michael Dickens m...@alum.mit.edu wrote: On May 28, 2011, at 11:26 AM, Alexander Chemeris wrote: 5) How well is GnuRadio suited for real-time operation? In a general sense, yes, GNU Radio is well suited for real-time signal processing of data streams

Re: [Discuss-gnuradio] To implement WiMAX with GnuRadio or not?

2011-05-28 Thread Alexander Chemeris
I try to do right now - evaluate whether GnuRadio can perform well enough in general :) I probably spent too much time developing VoIP media processing where you can hear every non-realtimness with your ears. But RF processing should be no less real-time, imho. -- Regards, Alexander Chemeris

Re: [Discuss-gnuradio] To implement WiMAX with GnuRadio or not?

2011-05-28 Thread Alexander Chemeris
can prempt you at any time to deal with interrupts, etc. You can do with sub-ms jitter on a decent Linux kernel. We performed a tons of experiments with our VoIP media processing code (sipXmediaLib) to make sure our processing is real-time. -- Regards, Alexander Chemeris

[Discuss-gnuradio] FPGA mo

2011-05-28 Thread Alexander Chemeris
as well. So, we're looking for an advice on how to structure our relations with the upstream (i.e. GnuRadio/USRP) the best way. I.e. where should we place our code and how to ensure our code will be accepted to the mainline, etc? -- Regards, Alexander Chemeris

Re: [Discuss-gnuradio] FPGA mo

2011-05-28 Thread Alexander Chemeris
seamlessly with existing UHD code. -- Regards, Alexander Chemeris. ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio

Re: [Discuss-gnuradio] FIFO latency

2011-05-28 Thread Alexander Chemeris
want real high-fidelity - read CPU clock counter. Just make sure your app runs on a one selected core. Could you post your app and raw results? I'm interested in min/mean/max values and distribution graphs. Because max values do play role when playing with real-time. -- Regards, Alexander Chemeris

[Discuss-gnuradio] To implement WiMAX with GnuRadio or not?

2011-05-23 Thread Alexander Chemeris
) Related to (3) - how can we make sure our protocol stack can be embedded into a closed-source application/system? PS I have heavy travel schedule these days and a lot of other duties, so please excuse me is I respond slow. -- Regards, Alexander Chemeris

Re: [Discuss-gnuradio] 25 MS/s at 16 bits I/Q vs. gr.sizeof_gr_complex

2011-05-17 Thread Alexander Chemeris
On Mon, May 16, 2011 at 19:04, Marcus D. Leech mle...@ripnet.com wrote: On 16/05/2011 10:24 AM, Alexander Chemeris wrote: Daniel, What hardware setup do  you use to achieve 25MS/s? I wasn't able to get stable connection with more then 16MS/s, and even at 16MS/s I had drops. I use a 6-core

Re: [Discuss-gnuradio] 25 MS/s at 16 bits I/Q vs. gr.sizeof_gr_complex

2011-05-16 Thread Alexander Chemeris
lucky. Best regards, Daniel ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio -- Regards, Alexander Chemeris. ___ Discuss-gnuradio

Re: [Discuss-gnuradio] How can we measure the frequency offsets between two USRPs?

2011-05-16 Thread Alexander Chemeris
be easily modified to measure offset from any clean tone, e.g. transmitted by a second USRP. -- Regards, Alexander Chemeris. ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio

Re: [Discuss-gnuradio] How to speed up spectrum sensing?

2011-05-14 Thread Alexander Chemeris
working with USRP N210 and having troubles with receiving even 16 MSPS. -- Regards, Alexander Chemeris. ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio

Re: [Discuss-gnuradio] Why Isn't GNU Radio Used More?

2011-05-09 Thread Alexander Chemeris
without open-sourcing them and (2) to use it with user-space programs without open-sourcing them. And this makes Linux kernel such an awesome thing. GnuRadio must follow this model if it wants to be considered seriously. -- Regards, Alexander Chemeris

Re: [Discuss-gnuradio] WInnComm'11 Europe?

2011-05-09 Thread Alexander Chemeris
the map tells me so), but I think I took the last room there. -- Regards, Alexander Chemeris. ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio

Re: [Discuss-gnuradio] Why Isn't GNU Radio Used More?

2011-05-09 Thread Alexander Chemeris
. -- Regards, Alexander Chemeris. ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio

Re: [Discuss-gnuradio] Why Isn't GNU Radio Used More?

2011-05-09 Thread Alexander Chemeris
? Really. -- Regards, Alexander Chemeris. ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio

Re: [Discuss-gnuradio] Why Isn't GNU Radio Used More?

2011-05-09 Thread Alexander Chemeris
)?  Again I don't know if the FSF would allow it, but there are plenty of potential end-users who would benefit from this model. - MLD Dual-licensing is a flawed model, it's truly hard to make it working right. I believe that something like LGPL would be sufficient. -- Regards, Alexander Chemeris

Re: [Discuss-gnuradio] Questions about E100

2011-05-07 Thread Alexander Chemeris
On Sat, May 7, 2011 at 02:03, Philip Balister phi...@balister.org wrote: On 05/06/2011 05:07 PM, Philip Balister wrote: On 05/06/2011 04:51 PM, Alexander Chemeris wrote: On Fri, May 6, 2011 at 16:29, Philip Balisterphi...@balister.org wrote: On 05/05/2011 05:42 PM, Scott Johnston wrote

Re: [Discuss-gnuradio] Questions about E100

2011-05-06 Thread Alexander Chemeris
the memory hole. On a related question - have anyone tried SysLink on Gumstix/E100? I'm just getting into this staff and trying to understand what tools are the best to use for DSP on OMAP/DaVinci/Integra. -- Regards, Alexander Chemeris. ___ Discuss

Re: [Discuss-gnuradio] [USRP-users] User experience with E1x0 boards

2011-05-06 Thread Alexander Chemeris
On Wed, May 4, 2011 at 19:32, Philip Balister phi...@balister.org wrote: On 05/04/2011 09:37 AM, Alexander Chemeris wrote: On Wed, May 4, 2011 at 17:05, Philip Balisterphi...@balister.org  wrote: See arch/arm/mach-omap2/board-overo.c for the gpmc config. (This setup move to u-boot at some

Re: [Discuss-gnuradio] User experience with E1x0 boards

2011-05-04 Thread Alexander Chemeris
Philip, On Wed, May 4, 2011 at 01:03, Philip Balister phi...@balister.org wrote: On 05/03/2011 11:25 AM, Alexander Chemeris wrote: Hi Josh, Philip, On Sat, Apr 23, 2011 at 17:05, Philip Balisterphi...@balister.org  wrote: On 04/22/2011 07:05 PM, Almohanad Fayez wrote: I've always

Re: [Discuss-gnuradio] User experience with E1x0 boards

2011-05-04 Thread Alexander Chemeris
copying it would be great help too. We need to capture raw data to RAM with maximum possible throughput and then process it in offline mode. -- Regards, Alexander Chemeris. ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org

Re: [Discuss-gnuradio] User experience with E1x0 boards

2011-05-04 Thread Alexander Chemeris
On Wed, May 4, 2011 at 17:05, Philip Balister phi...@balister.org wrote: We should move this to the usrp-users list since this has no gnuradio content. I've added it to the cc list. On 05/04/2011 02:01 AM, Alexander Chemeris wrote: Philip, On Wed, May 4, 2011 at 01:03, Philip Balisterphi

Re: [Discuss-gnuradio] [USRP-users] User experience with E1x0 boards

2011-05-04 Thread Alexander Chemeris
On Wed, May 4, 2011 at 19:32, Philip Balister phi...@balister.org wrote: On 05/04/2011 09:37 AM, Alexander Chemeris wrote: On Wed, May 4, 2011 at 17:05, Philip Balisterphi...@balister.org  wrote: We should move this to the usrp-users list since this has no gnuradio content. I've added

Re: [Discuss-gnuradio] User experience with E1x0 boards

2011-05-03 Thread Alexander Chemeris
scanner project: http://code.google.com/p/wimax-scanner/ -- Regards, Alexander Chemeris. ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio

Re: [Discuss-gnuradio] LTE LTE-Advanced using GNU Radio

2011-05-03 Thread Alexander Chemeris
/mailman/listinfo/discuss-gnuradio -- Regards, Alexander Chemeris. ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio

Re: [Discuss-gnuradio] LTE LTE-Advanced using GNU Radio

2011-05-03 Thread Alexander Chemeris
list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio -- Regards, Alexander Chemeris. ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio

Re: [Discuss-gnuradio] PLL or PLC clock module for USRP1

2011-04-16 Thread Alexander Chemeris
(in less then a month). -- Regards, Alexander Chemeris. http://www.fairwaves.ru ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org http://lists.gnu.org/mailman/listinfo/discuss-gnuradio

[Discuss-gnuradio] WiMAX decoding: DL-PUSC question

2011-04-08 Thread Alexander Chemeris
- you're very welcome to join the effort! We believe we can make a real difference in the wireless world. -- Regards, Alexander Chemeris. http://www.fairwaves.ru ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org http://lists.gnu.org/mailman/listinfo

[Discuss-gnuradio] Re: WiMAX decoding: DL-PUSC question

2011-04-08 Thread Alexander Chemeris
Ok, we've found the problem ourselves: http://code.google.com/p/wimax-scanner/source/detail?r=a3f58c295ed975acd4f6cfac7687bac4c260dfe8 Now we can see DL-MAP in our test captures. On Fri, Apr 8, 2011 at 13:15, Alexander Chemeris alexander.cheme...@gmail.com wrote: Hi all, This is a little bit

[Discuss-gnuradio] TI vs Freescale DSP for open-source development

2011-01-28 Thread Alexander Chemeris
/folders/print/tms320c6670.html -- Regards, Alexander Chemeris. http://www.fairwaves.ru ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org http://lists.gnu.org/mailman/listinfo/discuss-gnuradio

[Discuss-gnuradio] FPGA usage in USRP E100

2011-01-24 Thread Alexander Chemeris
of 244% Number of DCMs: 1 out of 8 12% Number of DSP48As: 16 out of 84 19% Number of RAMB16BWERs: 41 out of 84 48% Average Fanout of Non-Clock Nets:3.25 -- Regards, Alexander Chemeris

Re: [Discuss-gnuradio] FPGA usage in USRP E100

2011-01-24 Thread Alexander Chemeris
Hi Matt, On Mon, Jan 24, 2011 at 21:42, Matt Ettus m...@ettus.com wrote: On 01/24/2011 10:30 AM, Alexander Chemeris wrote: Is there any high-level description of what processing is done in FPGA in E100 and is there any optional blocks which can be removed? I see that even aeMB is present

Re: [Discuss-gnuradio] About clock rate of USRP E100

2011-01-11 Thread Alexander Chemeris
be possible to do work in this area with the E100 though. There is lots of activity on the linux-omap kernel mailing list in the power management area. What about ADC/DAC clock rates? -- Regards, Alexander Chemeris. http://www.fairwaves.ru ___ Discuss

Re: [Discuss-gnuradio] About clock rate of USRP E100

2011-01-11 Thread Alexander Chemeris
On 01/11/2011 12:38 PM, Miok Wah wrote: As far as I know, the decimation is after the ADC, so ADC rate doesn't change after changing the clock rate.  I'm happy to be corrected if it's not so. :) Alexander Chemeris wrote: Hi, What about ADC/DAC clock rates? -- Regards, Alexander

Re: [Discuss-gnuradio] USRP daughter-boards for 2.3-2.4, 2.5-2.7, 3.4-3.6 GHz

2010-12-29 Thread Alexander Chemeris
John, Does BURX work with UHD and USRP E100? On Wed, Dec 15, 2010 at 18:51, John Orlando j...@epiq-solutions.com wrote: On Wed, Dec 15, 2010 at 8:21 AM, Alexander Chemeris alexander.cheme...@gmail.com wrote: Hi all, I need to receive in the following bands - 2.3-2.4, 2.5-2.7, 3.4-3.6 GHz

Re: [Discuss-gnuradio] USRP daughter-boards for 2.3-2.4, 2.5-2.7, 3.4-3.6 GHz

2010-12-15 Thread Alexander Chemeris
John, Michael, thank you. I'll take a look. On Wed, Dec 15, 2010 at 18:51, John Orlando j...@epiq-solutions.com wrote: On Wed, Dec 15, 2010 at 8:21 AM, Alexander Chemeris alexander.cheme...@gmail.com wrote: Hi all, I need to receive in the following bands - 2.3-2.4, 2.5-2.7, 3.4-3.6 GHz

Re: [Discuss-gnuradio] want to achieve the symbol rate to 270.833kb/s

2010-10-16 Thread Alexander Chemeris
, Alexander Chemeris. http://www.fairwaves.ru ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org http://lists.gnu.org/mailman/listinfo/discuss-gnuradio

Re: [Discuss-gnuradio] issue 406

2010-02-04 Thread Alexander Chemeris
http://lists.gnu.org/mailman/listinfo/discuss-gnuradio -- Regards, Alexander Chemeris. ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org http://lists.gnu.org/mailman/listinfo/discuss-gnuradio

Re: [Discuss-gnuradio] Soft-DVB has a Brother. A Receiving Brother. And Fast...

2010-01-29 Thread Alexander Chemeris
___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org http://lists.gnu.org/mailman/listinfo/discuss-gnuradio -- Regards, Alexander Chemeris. ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org http://lists.gnu.org

Re: [Discuss-gnuradio] boost-1.37.0 dependency in 3.2.2 debian packages

2010-01-26 Thread Alexander Chemeris
Hi Johnathan, On Mon, Jan 25, 2010 at 19:57, Johnathan Corgan jcor...@corganenterprises.com wrote: On Sat, Jan 23, 2010 at 06:03, Alexander Chemeris alexander.cheme...@gmail.com wrote: 1) What is the reason you don't follow usual Debian/Ubuntu layout where you use distribution versions under

Re: [Discuss-gnuradio] boost-1.37.0 dependency in 3.2.2 debian packages

2010-01-26 Thread Alexander Chemeris
to install only that package, without all the rest of the GNU Radio. Yes, I saw this and that's neat. I prefer to install full GR, but many will want just libusrp. -- Regards, Alexander Chemeris. ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org http

Re: [Discuss-gnuradio] USRP2 VRT support

2009-12-23 Thread Alexander Chemeris
mailing list Discuss-gnuradio@gnu.org http://lists.gnu.org/mailman/listinfo/discuss-gnuradio -- Regards, Alexander Chemeris. ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org http://lists.gnu.org/mailman/listinfo/discuss-gnuradio

Re: [Discuss-gnuradio] GSM Handset Emulation

2009-11-19 Thread Alexander Chemeris
, because it share only small part with voice/sms services. -- Regards, Alexander Chemeris. ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org http://lists.gnu.org/mailman/listinfo/discuss-gnuradio

Re: [Discuss-gnuradio] GR on Karmic

2009-11-17 Thread Alexander Chemeris
-- Regards, Alexander Chemeris. ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org http://lists.gnu.org/mailman/listinfo/discuss-gnuradio

Re: [Discuss-gnuradio] Assertion `dac_rate () == 128000000' failed.

2009-11-05 Thread Alexander Chemeris
Hi Thomas, On Thu, Nov 5, 2009 at 00:19, Thomas Tsou tt...@vt.edu wrote: On Mon, Nov 2, 2009 at 4:35 PM, Alexander Chemeris alexander.cheme...@gmail.com wrote: Hum, why branch GnuRadio if it works pretty nicely with OpenBTS? Because individual branches are routinely part of git development

Re: [Discuss-gnuradio] Assertion `dac_rate () == 128000000' failed.

2009-11-02 Thread Alexander Chemeris
Hi Thomas, On Mon, Nov 2, 2009 at 23:28, Thomas Tsou tt...@vt.edu wrote: On Sun, Nov 1, 2009 at 6:13 PM, Alexander Chemeris alexander.cheme...@gmail.com wrote: I'm now trying to make GnuRadio usable with OpenBTS without patching of GnuRadio and this is show-stopper for me now. PS Whom

[Discuss-gnuradio] Assertion `dac_rate () == 128000000' failed.

2009-11-01 Thread Alexander Chemeris
without too much changes. Probably USRP FPGA frequency can be set from environment variable? Is there any nicer way to do this? -- Regards, Alexander Chemeris. ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org http://lists.gnu.org/mailman

[Discuss-gnuradio] Re: New external clock board for USRP

2009-10-30 Thread Alexander Chemeris
populated it is for all its features. On Tue, Oct 20, 2009 at 01:31, Alexander Chemeris alexander.cheme...@gmail.com wrote: Hi all, As I wrote in my previous mail, we're working on an universal clock source for USRP (and not only for USRP). It is based on 0.28ppm TCXO from Connor Winfield [1

Re: [Discuss-gnuradio] error on running usrp2_version of 80211

2009-10-28 Thread Alexander Chemeris
mailing list archive at Nabble.com. ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org http://lists.gnu.org/mailman/listinfo/discuss-gnuradio -- Regards, Alexander Chemeris. ___ Discuss

Re: [Discuss-gnuradio] Re: New external clock board for USRP

2009-10-20 Thread Alexander Chemeris
On Tue, Oct 20, 2009 at 18:29, Jason gnura...@lakedaemon.net wrote: Alexander Chemeris wrote: As I wrote in my previous mail, we're working on an universal clock source for USRP (and not only for USRP). It is based on 0.28ppm TCXO from Connor Winfield [1], National Semiconductor LMX2531 VCO

[Discuss-gnuradio] Re: New external clock board for USRP

2009-10-19 Thread Alexander Chemeris
://www.conwin.com/datasheets/tx/tx236.pdf 2. http://www.national.com/ds/LM/LMX2531LQ1515E.pdf 3. http://www.national.com/ds/LM/LMK01000.pdf -- Regards, Alexander Chemeris. ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org http://lists.gnu.org/mailman/listinfo

Re: [Discuss-gnuradio] New external clock board for USRP

2009-09-30 Thread Alexander Chemeris
On Mon, Sep 28, 2009 at 00:53, Alexander Chemeris alexander.cheme...@gmail.com wrote: On Fri, Sep 25, 2009 at 05:20, Matt Ettus m...@ettus.com wrote: Alexander Chemeris wrote: We're creating a clocking unit which will be easy to use with USRP. If there will be enough interest from

Re: [Discuss-gnuradio] New external clock board for USRP

2009-09-30 Thread Alexander Chemeris
is the labor for getting it assembled locally in small batches. When/if the FPGA firmware gets fixed, we can use a 26 MHz part without a doubler, which would reduce the cost further. -- David On Sep 29, 2009, at 2:02 AM, Alexander Chemeris wrote: Hi David, Could you elaborate why do you consider

[Discuss-gnuradio] Login to GnuRadio Trac

2009-09-30 Thread Alexander Chemeris
Hi All, I'm having trouble understanding how can I edit wiki on GnuRadio Trac? I want to put some info on our experiments to OpenBTS pages, but I completely fail to understand how can I login to be able edit them? Where is a registration page? -- Regards, Alexander Chemeris

Re: [Discuss-gnuradio] Login to GnuRadio Trac

2009-09-30 Thread Alexander Chemeris
any information about the policy anywhere. On Wed, Sep 30, 2009 at 21:32, Josh Blum j...@joshknows.com wrote: There is a guest account. The user-name is guest, and the password is the project's namesake. -Josh Alexander Chemeris wrote: Hi All, I'm having trouble understanding how can I

Re: [Discuss-gnuradio] New external clock board for USRP

2009-09-29 Thread Alexander Chemeris
the SPI pins and one of the digital IO lines as the enable (the ATMega8 running as a slave) That way theres functions to communicate with the chip already built in you just need to define the various commands etc? Tim. On Sun, Sep 27, 2009 at 9:53 PM, Alexander Chemeris alexander.cheme

Re: [Discuss-gnuradio] New external clock board for USRP

2009-09-27 Thread Alexander Chemeris
On Fri, Sep 25, 2009 at 04:36, David I. Emery d...@dieconsulting.com wrote: On Fri, Sep 25, 2009 at 12:00:34AM +0400, Alexander Chemeris wrote: Power will be taken from USRP 6V, clock output will be SMA to connect to USRP directly. Frequency control will be accessible over RS-232 (aka COM-port

Re: [Discuss-gnuradio] New external clock board for USRP

2009-09-27 Thread Alexander Chemeris
Hi Matt, On Fri, Sep 25, 2009 at 05:20, Matt Ettus m...@ettus.com wrote: Alexander Chemeris wrote: We're creating a clocking unit which will be easy to use with USRP. If there will be enough interest from the community we can order some amount of PCBs and put them for sale alone or soldered

[Discuss-gnuradio] New external clock board for USRP

2009-09-24 Thread Alexander Chemeris
to connect it to USRP) will be about 100$. Please, drop me a letter if you're interested and how much units would you buy. -- Regards, Alexander Chemeris. ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org http://lists.gnu.org/mailman/listinfo