[srslte-users] Fwd: Help with your code

Tue Mar 22 08:34:27 UTC 2016

Have you tried with pdsch_ue tool?

On Tue, 22 Mar 2016 at 08:47 John Sfox <sfoxsfoxjohn at gmail.com> wrote:

> Hi Ismael, using cell_search 5 times, it found the cells twice.
> cell_measurement, found the cell and write:
>
> .........
> Searching for cell...
> Using Volk machine: avx_64_mmx_orc
>  Found Cell_id:   0 CP: Normal  , DetectRatio= 0% PSR=0.00, Power=-inf dBm
> *Found Cell_id: 424 CP: Normal  , DetectRatio=50% PSR=10.01, Power=-7.5 dBm
>  Found Cell_id:   0 CP: Normal  , DetectRatio= 0% PSR=0.00, Power=-inf dBm
> Decoding PBCH for cell 424 (N_id_2=1)
> -- Asking for clock rate 15.360000 MHz...
> -- Actually got clock rate 15.360000 MHz.
> -- Performing timer loopback test... pass
> -- Performing timer loopback test... pass
> Setting sampling rate 15.36 MHz
> Finding PSS... Peak:      0.2, FrameCnt: 0, State: 0
> Finding PSS... Peak:      0.4, FrameCnt: 0, State: 0
> Finding PSS... Peak:      0.6, FrameCnt: 0, State: 0
> Finding PSS... Peak:      0.7, FrameCnt: 0, State: 0
> Finding PSS... Peak:      0.8, FrameCnt: 0, State: 0
> Finding PSS... Peak:      1.5, FrameCnt: 0, State: 1
> Decoded MIB. SFN: 888, offset: 3
> CFO: +2.1863 KHz, SFO: -0.6667 Khz, NOI: 0.00, PDCCH-Det: -nan
> CFO: +1.9665 KHz, SFO: -0.7895 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.8253 KHz, SFO: -0.6522 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.7310 KHz, SFO: -0.9259 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.6702 KHz, SFO: -0.8065 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.6262 KHz, SFO: -0.7143 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5998 KHz, SFO: -0.6410 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5832 KHz, SFO: -0.8140 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5703 KHz, SFO: -0.7447 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5656 KHz, SFO: -0.6863 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5625 KHz, SFO: -0.8182 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5588 KHz, SFO: -0.7627 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5591 KHz, SFO: -0.7143 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5508 KHz, SFO: -0.8209 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5560 KHz, SFO: -0.7746 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5578 KHz, SFO: -0.7333 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5503 KHz, SFO: -0.6962 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5520 KHz, SFO: -0.7831 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5522 KHz, SFO: -0.7471 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5498 KHz, SFO: -0.7143 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5476 KHz, SFO: -0.7895 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5489 KHz, SFO: -0.7576 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5486 KHz, SFO: -0.7282 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5500 KHz, SFO: -0.7009 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5521 KHz, SFO: -0.7658 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5454 KHz, SFO: -0.7391 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5472 KHz, SFO: -0.7143 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5439 KHz, SFO: -0.7724 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5432 KHz, SFO: -0.7480 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5404 KHz, SFO: -0.7252 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5524 KHz, SFO: -0.7778 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5547 KHz, SFO: -0.7554 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5559 KHz, SFO: -0.7343 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5576 KHz, SFO: -0.7143 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5612 KHz, SFO: -0.7616 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5697 KHz, SFO: -0.7419 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5709 KHz, SFO: -0.7233 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5667 KHz, SFO: -0.7669 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5635 KHz, SFO: -0.7485 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5619 KHz, SFO: -0.7310 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5630 KHz, SFO: -0.7714 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5527 KHz, SFO: -0.7542 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5505 KHz, SFO: -0.7377 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5519 KHz, SFO: -0.7219 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5521 KHz, SFO: -0.7592 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5554 KHz, SFO: -0.7436 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5537 KHz, SFO: -0.7286 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5488 KHz, SFO: -0.7635 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5565 KHz, SFO: -0.7488 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5508 KHz, SFO: -0.7346 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5539 KHz, SFO: -0.7674 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5507 KHz, SFO: -0.7534 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5459 KHz, SFO: -0.7399 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5435 KHz, SFO: -0.7269 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5455 KHz, SFO: -0.7576 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5426 KHz, SFO: -0.7447 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5542 KHz, SFO: -0.7322 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5524 KHz, SFO: -0.7613 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5589 KHz, SFO: -0.7490 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5557 KHz, SFO: -0.7371 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5506 KHz, SFO: -0.7255 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5440 KHz, SFO: -0.7529 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5470 KHz, SFO: -0.7414 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5512 KHz, SFO: -0.7303 Khz, NOI: 0.00, PDCCH-Det: 0.000
> CFO: +1.5564 KHz, SFO: -0.7380 Khz, NOI: 0.00, PDCCH-Det: 0.000
> ^CSIGINT received. Exiting...
>
> and so on.
>
> Thamk you
> John
>
>
> On Tue, Mar 22, 2016 at 12:38 AM, Ismael Gomez <
> ismael.gomez at softwareradiosystems.com> wrote:
>
>> Hi John,
>>
>> Have you tried the cell_search program in these LTE bands?
>>
>> On Fri, 18 Mar 2016 at 09:58 John Sfox <sfoxsfoxjohn at gmail.com> wrote:
>>
>>> Hi Ismael, thank you for your replay.
>>> Using a spectrum analyzer of the University, I have collected all the
>>> cells in the area for 800MHz, 1800MHz e 2200MHz and their bandwidths.
>>> The cells at 800MHz had bandwidth of 10MHz.
>>> The cells at 1800MHz had bandwidth of 15MHz (1 10MHz)
>>> The cells at 2200MHz had Bandwidth of 15MHz (1 20MHz).
>>> Srslte never worked at 800 MHz and at 1800MHz. At 2200MHz, it has only worked
>>> for a cell with BW 15MHz
>>> Thank you again
>>> John
>>>
>>>
>>>
>>> <https://www.avast.com/sig-email?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=webmail>
>>> <#m_-7903770007788375743_-8302944468710889422_m_-6526612104687365019_2029646711665639488_DDB4FAA8-2DD7-40BB-A1B8-4E2AA1F9FDF2>
>>>
>>> On Thu, Mar 17, 2016 at 6:58 PM, Ismael Gomez <
>>> ismael.gomez at softwareradiosystems.com> wrote:
>>>
>>>> Hi John,
>>>>
>>>> What frequencies are you using? Do you know what BW these networks
>>>> operate at?
>>>>
>>>> On Thu, 17 Mar 2016 at 15:09 John Sfox <sfoxsfoxjohn at gmail.com> wrote:
>>>>
>>>>> Hi!
>>>>> I'm a student and I would like to integrate an lte receiver in my
>>>>> project related to verify the lte coverage for differnt height values.
>>>>>
>>>>> I'm using a drone developed by the university with the Ettus B210.
>>>>>
>>>>> I used your examples (cell measurements in particular where you can pick
>>>>> up various parameters related to lte coverage like  RSSI, RSRP, RSPQ,
>>>>> SNR) but these do not work for all frequencies present in this area
>>>>>
>>>>> Could you help me understand how to properly use your library.
>>>>>
>>>>> Thank you
>>>>>
>>>>> John
>>>>> _______________________________________________
>>>>> srslte-users mailing list
>>>>> srslte-users at lists.softwareradiosystems.com
>>>>> http://www.softwareradiosystems.com/mailman/listinfo/srslte-users
>>>>>
>>>>
>>> _______________________________________________
>>> srslte-users mailing list
>>> srslte-users at lists.softwareradiosystems.com
>>> http://www.softwareradiosystems.com/mailman/listinfo/srslte-users
>>>
>>
>
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