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Re: [Discuss-gnuradio] LTE and USRP
From: |
Paul Sutton |
Subject: |
Re: [Discuss-gnuradio] LTE and USRP |
Date: |
Thu, 15 May 2014 14:03:19 +0100 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130329 Thunderbird/17.0.5 |
USRP2 is also UHD-based and it is compatible with LibLTE.
On 15/05/14 13:56, Coll Perales, Baldomero wrote:
> Thanks Paul,
>
> LibLTE looks like very promising. I'll follow the advances. By the way, do
> you know if it will be compatible with USRP2 or only with new ones (N Series
> - UHD-based)?
>
> Thanks,
> Baldo
>
> -----Mensaje original-----
> De: Paul Sutton [mailto:address@hidden
> Enviado el: jueves, 15 de mayo de 2014 14:31
> Para: Coll Perales, Baldomero
> CC: address@hidden
> Asunto: Re: [Discuss-gnuradio] LTE and USRP
>
> Hi Baldo,
>
> There is also LibLTE - https://github.com/libLTE/libLTE It's a modular LTE
> library with minimal external dependencies. It's compatible with UHD devices
> and is LGPLv3.
> It's under development but currently provides eNodeB and UE implementations
> for most of the downlink. Among the example programs are downlink PSS and MIB
> scanners as well as an initial UE implementation which receives and
> demodulates the downlink broadcast channel (PBCH).
> The UE example has been tested with both test and live commercial eNodeBs.
> As it's a modular library, it doesn't depend on a specific framework like
> gnuradio but can be used easily in most SDR frameworks. We're currently
> porting the UE example to gnuradio and hope to make it available soon.
>
> Regards,
> Paul
>
> On 15/05/14 10:35, Coll Perales, Baldomero wrote:
>> Thanks Marcus for your fast response. I’ll do it :).
>>
>> I'm adding this question again (sorry): Do you know any other project that
>> is developing LTE using gnu-radio/USRP?
>>
>> Regards,
>> Baldo
>>
>> De: Marcus Müller [mailto:address@hidden Enviado el:
>> jueves, 15 de mayo de 2014 11:20
>> Para: Coll Perales, Baldomero
>> Asunto: Re: [Discuss-gnuradio] LTE and USRP
>>
>> Hello Baldo,
>> UHD makes device access absolutely transparent -- so if you can use one USRP
>> for a purpose, you can also use another one, if it meets the specs.
>> As far as I can see, you can do downlink captures even with low-end non-UHD
>> devices like the rtl-sdr dongles, so this should be a breeze. From a spec
>> point of view, N200 is mainly inferior to B200 by means of maximum
>> achievable sampling rate, so as long as your f_sample stays low enough,
>> everything doable with an B200 should be doable with an N200, too.
>> However, since openLTE is but one of many applications of the USRP
>> device class, I think the right way to deal with that is writing an
>> emai to the openLTE mailing list :)
>>
>> Greetings,
>> Marcus
>>
>> On Thu, May 15, 2014 at 11:13 AM, Coll Perales, Baldomero <address@hidden>
>> wrote:
>> Hello,
>>
>> I considering the possibility to purchase some USRP boards. My
>> objective is to work with open source code of LTE. I've seen the
>> OpenLTE project (http://openlte.sourceforge.net/,
>> http://sourceforge.net/projects/openlte/)
>> which looks pretty nice. It seems that it works with USRP B2X0 (Bus Series).
>> Do you know if it is compatible with USRP networked series (USRP N200/N210)?
>>
>> Do you know any other project that is developing LTE using gnu-radio/USRP?
>>
>> Thanks in advance for your help,
>> Regards,
>> Baldo
>>
>>
>>
>>
>>
>>
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>>
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>>
>> --
>> ________________________________________________________________
>> Paul Sutton Ph.D.
>>
>> Software Radio Systems (SRS)
>> http://www.softwareradiosystems.com
>>
>> +353-87-9813473 | address@hidden
>>
>> PGP Key ID: 3B4A5292
>> Fingerprint: B0AC 19C9 B228 A6EB 86E1 82B2 90C7 EC95 3B4A 5292
>> ________________________________________________________________
--
________________________________________________________________
Paul Sutton Ph.D.
Software Radio Systems (SRS)
http://www.softwareradiosystems.com
+353-87-9813473 | address@hidden
PGP Key ID: 3B4A5292
Fingerprint: B0AC 19C9 B228 A6EB 86E1 82B2 90C7 EC95 3B4A 5292
________________________________________________________________
Re: [Discuss-gnuradio] LTE and USRP, Johannes Demel, 2014/05/15