[srslte-users] USRP B200/B210 low perfermance with srsLTE

Justin Tallon justin.tallon at softwareradiosystems.com
Tue Oct 10 11:42:23 UTC 2017 

Hey,

Could you perhaps delete your build folder and re run cmake and attach the
output?

Thanks!
Justin

____
Justin Tallon Ph.D.

Software Radio Systems (SRS)
http://www.softwareradiosystems.com

+353-86-067-0753 | justin.tallon at softwareradiosystems.com

On Mon, Oct 9, 2017 at 5:23 PM, Gmxp <gmxpsoft at gmail.com> wrote:

> Just using UHD version 3.9.7 from https://launchpad.net/~
> ettusresearch/+archive/ubuntu/uhd-3.9.lts, but same problem still occurs,
> and here is the log from pdsch_ue with -v flag:
>
> USRP B210 with UHD 3.9.7:
> anonymous at anonymous-laptop:~/srsLTE/build/lib/examples$ sudo ./pdsch_ue
> -f 1850000000 -v
> linux; GNU C++ version 5.4.0 20160609; Boost_105800;
> UHD_003.009.007-release
>
> Opening RF device with 1 RX antennas...
> Opening USRP with args: type=b200
> -- Detected Device: B210
> -- Operating over USB 3.
> -- Initialize CODEC control...
> -- Initialize Radio control...
> -- Performing register loopback test... pass
> -- Performing register loopback test... pass
> -- Performing CODEC loopback test... pass
> -- Performing CODEC loopback test... pass
> -- Asking for clock rate 16.000000 MHz...
> -- Actually got clock rate 16.000000 MHz.
> -- Performing timer loopback test... pass
> -- Performing timer loopback test... pass
> -- Setting master clock rate selection to 'automatic'.
> -- Asking for clock rate 32.000000 MHz...
> -- Actually got clock rate 32.000000 MHz.
> -- Performing timer loopback test... pass
> -- Performing timer loopback test... pass
> Starting AGC thread...
> -- Asking for clock rate 30.720000 MHz...
> -- Actually got clock rate 30.720000 MHz.
> -- Performing timer loopback test... pass
> -- Performing timer loopback test... pass
>
> UHD Warning:
>     The requested decimation is odd; the user should expect CIC rolloff.
>     Select an even decimation to ensure that a halfband filter is enabled.
>     decimation = dsp_rate/samp_rate -> 31 = (30.720000 MHz)/(1.000000 MHz)
>
> UHD Warning:
>     The requested interpolation is odd; the user should expect CIC rolloff.
>     Select an even interpolation to ensure that a halfband filter is
> enabled.
>     interpolation = dsp_rate/samp_rate -> 31 = (30.720000 MHz)/(1.000000
> MHz)
> Tunning receiver to 1850.000 MHz
> Searching for cell...
> [INFO]:  Setting sampling frequency 1.92 MHz for PSS search
> [INFO]:  Starting receiver...
> Could not find any cell in this frequency
> Cell not found after 0 trials. Trying again (Press Ctrl+C to exit)
> Searching for cell...
> [INFO]:  Setting sampling frequency 1.92 MHz for PSS search
> [INFO]:  Starting receiver...
> [INFO]:  Realigning frame, reading 2732 samples
>  Found Cell_id:   0 CP: Normal  , DetectRatio= 0% PSR=0.00, Power=-inf dBm
>  Found Cell_id:   0 CP: Normal  , DetectRatio= 0% PSR=0.00, Power=-inf dBm
> *Found Cell_id:   2 CP: Normal  , DetectRatio=50% PSR=11.91, Power=31.7 dBm
> Decoding PBCH for cell 2 (N_id_2=2)
> [INFO]:  Setting sampling frequency 1.92 MHz for PSS search
> [INFO]:  Starting receiver...
> [INFO]:  Realigning frame, reading 2242 samples
> [INFO]:  MIB not decoded: 0
> [INFO]:  MIB not decoded: 1
> [INFO]:  MIB not decoded: 2
> [INFO]:  MIB not decoded: 3
> [INFO]:  MIB not decoded: 4
> [INFO]:  MIB not decoded: 5
> [INFO]:  MIB not decoded: 6
> [INFO]:  Warning: Expected SF idx 5 but got 0! (0 frames)
> [INFO]:  Time offset adjustment: 1 samples (1.00), mean SFO: 20.00 Hz,
> 0.10000 samples/5-sf, ema=0.100000, length=0
> [INFO]:  MIB not decoded: 7
> [INFO]:  MIB not decoded: 8
> [INFO]:  Resetting PBCH decoder after 9 frames
> [INFO]:  MIB not decoded: 0
> [INFO]:  MIB not decoded: 1
> [INFO]:  MIB not decoded: 2
> [INFO]:  MIB not decoded: 3
> [INFO]:  MIB not decoded: 4
> [INFO]:  MIB not decoded: 5
> [INFO]:  MIB not decoded: 6
> [INFO]:  MIB not decoded: 7
> [INFO]:  Time offset adjustment: 1 samples (1.00), mean SFO: 22.19 Hz,
> 0.11094 samples/5-sf, ema=0.100000, length=0
> [INFO]:  MIB not decoded: 8
> [INFO]:  Resetting PBCH decoder after 9 frames
> [INFO]:  MIB not decoded: 0
> [INFO]:  MIB not decoded: 1
> [INFO]:  MIB not decoded: 2
> [INFO]:  MIB not decoded: 3
> [INFO]:  MIB not decoded: 4
> [INFO]:  MIB not decoded: 5
> [INFO]:  MIB not decoded: 6
> [INFO]:  MIB not decoded: 7
> [INFO]:  MIB not decoded: 8
> [INFO]:  Warning: Expected SF idx 5 but got 0! (0 frames)
> [INFO]:  Time offset adjustment: 1 samples (1.00), mean SFO: 23.00 Hz,
> 0.11499 samples/5-sf, ema=0.100000, length=0
> [INFO]:  Resetting PBCH decoder after 9 frames
> [INFO]:  MIB not decoded: 0
> [INFO]:  Warning: Expected SF idx 5 but got 0! (0 frames)
> [INFO]:  MIB not decoded: 1
> [INFO]:  MIB not decoded: 2
> [INFO]:  MIB not decoded: 3
> [INFO]:  MIB not decoded: 4
> [INFO]:  MIB not decoded: 5
> [INFO]:  Warning: Expected SF idx 0 but got 5! (0 frames)
> [INFO]:  MIB not decoded: 6
> [INFO]:  MIB not decoded: 7
> [INFO]:  MIB not decoded: 8
> [INFO]:  Resetting PBCH decoder after 9 frames
> [INFO]:  MIB not decoded: 0
> [INFO]:  Time offset adjustment: 1 samples (1.00), mean SFO: 22.80 Hz,
> 0.11398 samples/5-sf, ema=0.100000, length=0
> [INFO]:  MIB not decoded: 1
> [INFO]:  Warning: Expected SF idx 5 but got 0! (0 frames)
> [INFO]:  MIB not decoded: 2
> [INFO]:  MIB not decoded: 3
> [INFO]:  MIB not decoded: 4
> [INFO]:  MIB not decoded: 5
> [INFO]:  MIB not decoded: 6
> [INFO]:  MIB not decoded: 7
> [INFO]:  MIB not decoded: 8
> [INFO]:  Resetting PBCH decoder after 9 frames
> [INFO]:  MIB not decoded: 0
> [INFO]:  MIB not decoded: 1
> [INFO]:  Time offset adjustment: 1 samples (1.00), mean SFO: 22.77 Hz,
> 0.11386 samples/5-sf, ema=0.100000, length=0
> [INFO]:  MIB not decoded: 2
> [INFO]:  MIB not decoded: 3
> [INFO]:  MIB not decoded: 4
> [INFO]:  MIB not decoded: 5
> [INFO]:  MIB not decoded: 6
> [INFO]:  MIB not decoded: 7
> [INFO]:  MIB not decoded: 8
> [INFO]:  Resetting PBCH decoder after 9 frames
> [INFO]:  MIB not decoded: 0
> [INFO]:  MIB not decoded: 1
> [INFO]:  MIB not decoded: 2
> [INFO]:  Time offset adjustment: 1 samples (1.00), mean SFO: 22.77 Hz,
> 0.11384 samples/5-sf, ema=0.100000, length=0
> [INFO]:  MIB not decoded: 3
> [INFO]:  MIB not decoded: 4
> [INFO]:  MIB not decoded: 5
> [INFO]:  MIB not decoded: 6
> [INFO]:  MIB not decoded: 7
> [INFO]:  MIB not decoded: 8
> [INFO]:  Resetting PBCH decoder after 9 frames
> [INFO]:  MIB not decoded: 0
> [INFO]:  MIB not decoded: 1
> [INFO]:  MIB not decoded: 2
> [INFO]:  MIB not decoded: 3
> [INFO]:  Time offset adjustment: 1 samples (1.00), mean SFO: 22.77 Hz,
> 0.11384 samples/5-sf, ema=0.100000, length=0
> [INFO]:  MIB not decoded: 4
> [INFO]:  MIB not decoded: 5
> [INFO]:  MIB not decoded: 6
> [INFO]:  MIB not decoded: 7
> [INFO]:  MIB not decoded: 8
> [INFO]:  Resetting PBCH decoder after 9 frames
> [INFO]:  MIB not decoded: 0
> [INFO]:  MIB not decoded: 1
> [INFO]:  MIB not decoded: 2
> [INFO]:  MIB not decoded: 3
> [INFO]:  Time offset adjustment: 1 samples (1.00), mean SFO: 23.08 Hz,
> 0.11538 samples/5-sf, ema=0.100000, length=0
> [INFO]:  MIB not decoded: 4
> [INFO]:  MIB not decoded: 5
> [INFO]:  MIB not decoded: 6
> [INFO]:  MIB not decoded: 7
> [INFO]:  MIB not decoded: 8
> [INFO]:  Resetting PBCH decoder after 9 frames
> [INFO]:  MIB not decoded: 0
> [INFO]:  MIB not decoded: 1
> [INFO]:  MIB not decoded: 2
> [INFO]:  MIB not decoded: 3
> [INFO]:  MIB not decoded: 4
> [INFO]:  Time offset adjustment: 1 samples (1.00), mean SFO: 22.81 Hz,
> 0.11403 samples/5-sf, ema=0.100000, length=0
> [INFO]:  MIB not decoded: 5
> [INFO]:  MIB not decoded: 6
> [INFO]:  MIB not decoded: 7
> [INFO]:  MIB not decoded: 8
> [INFO]:  Resetting PBCH decoder after 9 frames
> [INFO]:  MIB not decoded: 0
> [INFO]:  MIB not decoded: 1
> [INFO]:  MIB not decoded: 2
> [INFO]:  MIB not decoded: 3
> [INFO]:  MIB not decoded: 4
> [INFO]:  MIB not decoded: 5
> [INFO]:  Time offset adjustment: 1 samples (1.00), mean SFO: 23.08 Hz,
> 0.11540 samples/5-sf, ema=0.100000, length=0
> [INFO]:  MIB not decoded: 6
> [INFO]:  MIB not decoded: 7
> [INFO]:  MIB not decoded: 8
> [INFO]:  Resetting PBCH decoder after 9 frames
> [INFO]:  MIB not decoded: 0
> [INFO]:  MIB not decoded: 1
> [INFO]:  MIB not decoded: 2
> [INFO]:  MIB not decoded: 3
> [INFO]:  MIB not decoded: 4
> [INFO]:  MIB not decoded: 5
> [INFO]:  MIB not decoded: 6
> [INFO]:  Warning: Expected SF idx 5 but got 0! (0 frames)
> [INFO]:  Time offset adjustment: 1 samples (1.00), mean SFO: 22.81 Hz,
> 0.11403 samples/5-sf, ema=0.100000, length=0
> [INFO]:  MIB not decoded: 7
> [INFO]:  MIB not decoded: 8
> [INFO]:  Resetting PBCH decoder after 9 frames
> [INFO]:  MIB not decoded: 0
> [INFO]:  MIB not decoded: 1
> [INFO]:  MIB not decoded: 2
> [INFO]:  MIB not decoded: 3
> [INFO]:  MIB not decoded: 4
> [INFO]:  MIB not decoded: 5
> [INFO]:  MIB not decoded: 6
> [INFO]:  MIB not decoded: 7
> [INFO]:  Time offset adjustment: 1 samples (1.00), mean SFO: 22.77 Hz,
> 0.11386 samples/5-sf, ema=0.100000, length=0
> [INFO]:  MIB not decoded: 8
> [INFO]:  Resetting PBCH decoder after 9 frames
> [INFO]:  MIB not decoded: 0
> [INFO]:  MIB not decoded: 1
> [INFO]:  MIB not decoded: 2
> [INFO]:  MIB not decoded: 3
> [INFO]:  MIB not decoded: 4
> [INFO]:  MIB not decoded: 5
> [INFO]:  MIB not decoded: 6
> [INFO]:  MIB not decoded: 7
> [INFO]:  MIB not decoded: 8
> [INFO]:  Time offset adjustment: 1 samples (1.00), mean SFO: 22.77 Hz,
> 0.11384 samples/5-sf, ema=0.100000, length=0
> [INFO]:  Resetting PBCH decoder after 9 frames
> [INFO]:  MIB not decoded: 0
> [INFO]:  MIB not decoded: 1
> [INFO]:  MIB not decoded: 2
> [INFO]:  MIB not decoded: 3
> [INFO]:  MIB not decoded: 4
> [INFO]:  MIB not decoded: 5
> [INFO]:  MIB not decoded: 6
> [INFO]:  MIB not decoded: 7
> [INFO]:  MIB not decoded: 8
> [INFO]:  Time offset adjustment: 1 samples (1.00), mean SFO: 23.08 Hz,
> 0.11538 samples/5-sf, ema=0.100000, length=0
> [INFO]:  Resetting PBCH decoder after 9 frames
> [INFO]:  MIB not decoded: 0
> [INFO]:  MIB not decoded: 1
> [INFO]:  MIB not decoded: 2
> [INFO]:  MIB not decoded: 3
> [INFO]:  MIB not decoded: 4
> [INFO]:  MIB not decoded: 5
> [INFO]:  MIB not decoded: 6
> [INFO]:  MIB not decoded: 7
> [INFO]:  MIB not decoded: 8
> [INFO]:  Resetting PBCH decoder after 9 frames
> [INFO]:  MIB not decoded: 0
> [INFO]:  MIB not decoded: 1
> [INFO]:  Time offset adjustment: 1 samples (1.00), mean SFO: 22.52 Hz,
> 0.11262 samples/5-sf, ema=0.100000, length=0
> [INFO]:  MIB not decoded: 2
> [INFO]:  MIB not decoded: 3
> [INFO]:  MIB not decoded: 4
> [INFO]:  MIB not decoded: 5
> [INFO]:  MIB not decoded: 6
> [INFO]:  MIB not decoded: 7
> [INFO]:  MIB not decoded: 8
> [INFO]:  Resetting PBCH decoder after 9 frames
> [INFO]:  MIB not decoded: 0
> [INFO]:  MIB not decoded: 1
> [INFO]:  Time offset adjustment: 1 samples (1.00), mean SFO: 23.04 Hz,
> 0.11521 samples/5-sf, ema=0.100000, length=0
> [INFO]:  MIB not decoded: 2
> [INFO]:  MIB not decoded: 3
> [INFO]:  MIB not decoded: 4
> [INFO]:  MIB not decoded: 5
> [INFO]:  MIB not decoded: 6
> [INFO]:  MIB not decoded: 7
> [INFO]:  MIB not decoded: 8
> [INFO]:  Resetting PBCH decoder after 9 frames
> [INFO]:  MIB not decoded: 0
> [INFO]:  MIB not decoded: 1
> [INFO]:  MIB not decoded: 2
> [INFO]:  Time offset adjustment: 1 samples (1.00), mean SFO: 23.11 Hz,
> 0.11556 samples/5-sf, ema=0.100000, length=0
> [INFO]:  MIB not decoded: 3
> [INFO]:  MIB not decoded: 4
> [INFO]:  MIB not decoded: 5
> [INFO]:  MIB not decoded: 6
> [INFO]:  MIB not decoded: 7
> [INFO]:  MIB not decoded: 8
> [INFO]:  Resetting PBCH decoder after 9 frames
> [INFO]:  MIB not decoded: 0
> [INFO]:  MIB not decoded: 1
> [INFO]:  MIB not decoded: 2
> [INFO]:  Warning: Expected SF idx 0 but got 5! (0 frames)
> [INFO]:  MIB not decoded: 3
> [INFO]:  Warning: Expected SF idx 5 but got 0! (1 frames)
> [INFO]:  Time offset adjustment: 1 samples (1.00), mean SFO: 22.81 Hz,
> 0.11405 samples/5-sf, ema=0.100000, length=0
> [INFO]:  MIB not decoded: 4
> [INFO]:  Warning: Expected SF idx 5 but got 0! (0 frames)
> [INFO]:  MIB not decoded: 5
> [INFO]:  MIB not decoded: 6
> [INFO]:  MIB not decoded: 7
> [INFO]:  MIB not decoded: 8
> [INFO]:  Resetting PBCH decoder after 9 frames
> [INFO]:  MIB not decoded: 0
> [INFO]:  MIB not decoded: 1
> [INFO]:  MIB not decoded: 2
> [INFO]:  MIB not decoded: 3
> [INFO]:  MIB not decoded: 4
> [INFO]:  Time offset adjustment: 1 samples (1.00), mean SFO: 22.77 Hz,
> 0.11387 samples/5-sf, ema=0.100000, length=0
> [INFO]:  MIB not decoded: 5
> [INFO]:  MIB not decoded: 6
> [INFO]:  MIB not decoded: 7
> [INFO]:  MIB not decoded: 8
> [INFO]:  Resetting PBCH decoder after 9 frames
> [INFO]:  MIB not decoded: 0
> [INFO]:  MIB not decoded: 1
> [INFO]:  MIB not decoded: 2
> [INFO]:  MIB not decoded: 3
> [INFO]:  MIB not decoded: 4
> [INFO]:  MIB not decoded: 5
> [INFO]:  Time offset adjustment: 1 samples (1.00), mean SFO: 22.77 Hz,
> 0.11384 samples/5-sf, ema=0.100000, length=0
> [INFO]:  MIB not decoded: 6
> [INFO]:  Warning: Expected SF idx 5 but got 0! (0 frames)
> [INFO]:  MIB not decoded: 7
> [INFO]:  MIB not decoded: 8
> [INFO]:  Resetting PBCH decoder after 9 frames
> [INFO]:  MIB not decoded: 0
> [INFO]:  MIB not decoded: 1
> Cell not found after 1 trials. Trying again (Press Ctrl+C to exit)
> Searching for cell...
> [INFO]:  Setting sampling frequency 1.92 MHz for PSS search
> [INFO]:  Starting receiver...
> [INFO]:  Realigning frame, reading 5607 samples
> [INFO]:  Time offset adjustment: 1 samples (1.00), mean SFO: 20.00 Hz,
> 0.10000 samples/5-sf, ema=0.100000, length=0
>  Found Cell_id:   0 CP: Normal  , DetectRatio= 0% PSR=0.00, Power=-inf dBm
>  Found Cell_id:   0 CP: Normal  , DetectRatio= 0% PSR=0.00, Power=-inf dBm
> *Found Cell_id: 419 CP: Normal  , DetectRatio=75% PSR=7.31, Power=34.6 dBm
> Decoding PBCH for cell 419 (N_id_2=2)
> [INFO]:  Setting sampling frequency 1.92 MHz for PSS search
> [INFO]:  Starting receiver...
> [INFO]:  Realigning frame, reading 2156 samples
> [INFO]:  MIB not decoded: 0
> [INFO]:  MIB not decoded: 1
> [INFO]:  MIB not decoded: 2
> [INFO]:  MIB not decoded: 3
> [INFO]:  MIB not decoded: 4
> [INFO]:  MIB not decoded: 5
> ...
>
> and here is the log from bladeRF with same configure:
> anonymous at anonymous-laptop:~/srsLTE/build/lib/examples$ sudo ./pdsch_ue
> -f 1850000000 -v
> linux; GNU C++ version 5.4.0 20160609; Boost_105800;
> UHD_003.009.007-release
>
> Opening RF device with 1 RX antennas...
> Opening USRP with args:
> Error opening UHD: code 11
> Opening bladeRF...
> Starting AGC thread...
> [INFO @ lms.c:879] Clamping RXVGA2 gain to 30dB
> Tunning receiver to 1850.000 MHz
> set RX frequency to 1850000000
> Searching for cell...
> [INFO]:  Setting sampling frequency 1.92 MHz for PSS search
> Set RX sampling rate 1.92 Mhz, filter BW: 2.50 Mhz
> [INFO]:  Starting receiver...
> [INFO @ lms.c:879] Clamping RXVGA2 gain to 30dB
> [INFO @ lms.c:879] Clamping RXVGA2 gain to 30dB
> [INFO @ lms.c:879] Clamping RXVGA2 gain to 30dB
> [INFO @ lms.c:879] Clamping RXVGA2 gain to 30dB
> [INFO @ lms.c:879] Clamping RXVGA2 gain to 30dB
> [INFO @ lms.c:879] Clamping RXVGA2 gain to 30dB
> [INFO @ lms.c:879] Clamping RXVGA2 gain to 30dB
> [INFO @ lms.c:879] Clamping RXVGA2 gain to 30dB
> [INFO @ lms.c:879] Clamping RXVGA2 gain to 30dB
> [INFO @ lms.c:879] Clamping RXVGA2 gain to 30dB
> [INFO]:  Realigning frame, reading 8316 samples
> [INFO @ lms.c:879] Clamping RXVGA2 gain to 30dB
> [INFO @ lms.c:879] Clamping RXVGA2 gain to 30dB
> [INFO @ lms.c:879] Clamping RXVGA2 gain to 30dB
> [INFO @ lms.c:879] Clamping RXVGA2 gain to 30dB
> [INFO @ lms.c:879] Clamping RXVGA2 gain to 30dB
> [INFO @ lms.c:879] Clamping RXVGA2 gain to 30dB
>  Found Cell_id:   0 CP: Normal  , DetectRatio= 0% PSR=0.00, Power=-inf dBm
>  Found Cell_id:   0 CP: Normal  , DetectRatio= 0% PSR=0.00, Power=-inf dBm
> *Found Cell_id: 419 CP: Normal  , DetectRatio=100% PSR=14.94, Power=10.2
> dBm
> Decoding PBCH for cell 419 (N_id_2=2)
> [INFO]:  Setting sampling frequency 1.92 MHz for PSS search
> Set RX sampling rate 1.92 Mhz, filter BW: 2.50 Mhz
> [INFO]:  Starting receiver...
> [INFO @ lms.c:879] Clamping RXVGA2 gain to 30dB
> [INFO]:  Realigning frame, reading 1289 samples
> [INFO]:  Decoded PBCH: src=0, dst=3, nb=1, sfn_offset=3
> [INFO]:  MIB decoded: 0
> Setting sampling rate 23.04 MHz
> Set RX sampling rate 23.04 Mhz, filter BW: 20.00 Mhz
> [INFO]:  Indexing 800 REGs. CellId: 419, 100 PRB, CP: Normal
> [INFO]:  PCFICH allocating 4 regs. CellID: 419, PRB: 100
> [INFO]:  Creating 13 PHICH mapping units. Normal length, Ng=1.00
> [INFO]:  Init PDCCH REG space CFI 1. 153 useful REGs (17 CCEs)
> [INFO]:  Init PDCCH REG space CFI 2. 450 useful REGs (50 CCEs)
> [INFO]:  Init PDCCH REG space CFI 3. 756 useful REGs (84 CCEs)
> [INFO]:  Init PDCCH: Max bits: 6048, 1 ports.
> [INFO]:  Init PDSCH: 1 ports 100 PRBs, max_symbols: 16800
> [INFO]:  Initiated 6 candidate(s) in the Common search space
> [INFO]:  Initiated 6 candidate(s) in the Common search space
> [INFO]:  Initiated 6 candidate(s) in the Common search space
> [INFO]:
> Entering main loop...
>
> [INFO]:  Realigning frame, reading 21533 samplese: 0
> [INFO]:  Time offset adjustment: -1 samples (-1.00), mean SFO: -20.00 Hz,
> -0.10000 samples/5-sf, ema=0.100000, length=0
> [INFO]:  Decoded PBCH: src=0, dst=2, nb=1, sfn_offset=2
> [INFO]:  MIB decoded: 0
>  - Cell ID:         419
>  - Nof ports:       1
>  - CP:              Normal
>  - PRB:             100
>  - PHICH Length:    Normal
>  - PHICH Resources: 1
>  - SFN:             984
> Decoded MIB. SFN: 984, offset: 2
> [INFO]:  Attempting DL decode SFN=986
> [INFO]:  Decoded CFI=1 with correlation 44.92, sf_idx=5
> [INFO]:  Initiated 6 candidate(s) in the Common search space
> [INFO]:  Searching SI/P/RA-RNTI in 6 common locations, 2 formats
>  - Resource Allocation Type: Type 2
>    + Type: Localized
>    + Resource Indicator Value: 600
>    + VRB Assignment: 7 VRB starting with VRB 0
>  - Modulation and coding scheme index: 6
>  - HARQ process: 0
>  - New data indicator: No
>  - Redundancy version: 0
>  - TPC command for PUCCH: --
>  - PRB Bitmap Assignment 0st slot:
> 0, 1, 2, 3, 4, 5, 6,
>  - PRB Bitmap Assignment 1st slot:
> 0, 1, 2, 3, 4, 5, 6,
>  - Number of PRBs: 7
>  - Modulation type: QPSK
>  - Transport block size: 176
> [INFO]:  CB Segmentation: TBS: 176, C=1, C+=1 K+=200, C-=0, K-=0, F=0,
> Bp=200
> [INFO]:  Decoding PDSCH SF: 5, RNTI: 0xffff, Mod QPSK, TBS: 176,
> NofSymbols: 1050, NofBitsE: 2100, rv_idx: 0, C_prb=7
> [INFO]:  CB#0: cb_len: 200, rlen: 200, wp: 0, rp: 0, E: 2100, n_iters=1
> [INFO]:  END CB#1: wp: 200, rp: 2100
> [INFO]:  TB decoded OK
> [INFO]:  Time offset adjustment: 1 samples (1.00), mean SFO: 5.42 Hz,
> 0.02710 samples/5-sf, ema=0.100000, length=0
> [INFO]:  Attempting DL decode SFN=988Miss:  0.00%, PDSCH-BLER:  0.00%
> [INFO]:  Decoded CFI=1 with correlation 43.28, sf_idx=5
> [INFO]:  Initiated 6 candidate(s) in the Common search space
> [INFO]:  Searching SI/P/RA-RNTI in 6 common locations, 2 formats
>  - Resource Allocation Type: Type 2
>    + Type: Localized
>    + Resource Indicator Value: 693
>    + VRB Assignment: 7 VRB starting with VRB 93
>  - Modulation and coding scheme index: 6
>  - HARQ process: 0
>  - New data indicator: No
>  - Redundancy version: 0
>  - TPC command for PUCCH: --
>  - PRB Bitmap Assignment 0st slot:
> 93, 94, 95, 96, 97, 98, 99,
>  - PRB Bitmap Assignment 1st slot:
> 93, 94, 95, 96, 97, 98, 99,
>  - Number of PRBs: 7
>  - Modulation type: QPSK
>  - Transport block size: 176
> [INFO]:  CB Segmentation: TBS: 176, C=1, C+=1 K+=200, C-=0, K-=0, F=0,
> Bp=200
> [INFO]:  Decoding PDSCH SF: 5, RNTI: 0xffff, Mod QPSK, TBS: 176,
> NofSymbols: 1050, NofBitsE: 2100, rv_idx: 0, C_prb=7
> [INFO]:  CB#0: cb_len: 200, rlen: 200, wp: 0, rp: 0, E: 2100, n_iters=1
> [INFO]:  END CB#1: wp: 200, rp: 2100
> [INFO]:  TB decoded OK
> [INFO]:  Attempting DL decode SFN=990Miss:  0.00%, PDSCH-BLER:  0.00%
> [INFO]:  Decoded CFI=1 with correlation 32.87, sf_idx=5
> [INFO]:  Initiated 6 candidate(s) in the Common search space
> [INFO]:  Searching SI/P/RA-RNTI in 6 common locations, 2 formats
>  - Resource Allocation Type: Type 2
>    + Type: Localized
>    + Resource Indicator Value: 693
>    + VRB Assignment: 7 VRB starting with VRB 93
>  - Modulation and coding scheme index: 6
>  - HARQ process: 0
>  - New data indicator: No
>  - Redundancy version: 0
>  - TPC command for PUCCH: --
>  - PRB Bitmap Assignment 0st slot:
> 93, 94, 95, 96, 97, 98, 99,
>  - PRB Bitmap Assignment 1st slot:
> 93, 94, 95, 96, 97, 98, 99,
>  - Number of PRBs: 7
>  - Modulation type: QPSK
>  - Transport block size: 176
>
>
> 2017-10-09 23:28 GMT+08:00 Justin Tallon <justin.tallon@
> softwareradiosystems.com>:
>
>> Hey!
>>
>> Could you possibly post the log files for the srsue runs and the terminal
>> output for the pdsch_ue with the -v flag?
>>
>> Thanks!
>> Justin
>>
>>
>> ____
>> Justin Tallon Ph.D.
>>
>> Software Radio Systems (SRS)
>> http://www.softwareradiosystems.com
>>
>> +353-86-067-0753 <+353%2086%20067%200753> |
>> justin.tallon at softwareradiosystems.com
>>
>> On Mon, Oct 9, 2017 at 3:37 PM, Gmxp <gmxpsoft at gmail.com> wrote:
>>
>>> All configuration is default and source code without any modifiy, in
>>> srsue, I just change the ue.conf for freq, and I`m sure USRP are connected
>>> to USB 3.0 port, and I will try UHD 3.9.6 later.
>>>
>>> 2017-10-09 22:05 GMT+08:00 Justin Tallon <justin.tallon at softwareradiosy
>>> stems.com>:
>>>
>>>> Hey!
>>>>
>>>> We normally recommend the use of the UHD 3.9.6 LTS version as it is
>>>> known to be stable.
>>>> Could you tell me what configuration you are using to run and also to
>>>> ensure you are connected to the USRP via USB 3.0?
>>>>
>>>> Thanks!
>>>> Justin
>>>>
>>>> On 9 Oct 2017 2:36 p.m., "Gmxp" <gmxpsoft at gmail.com> wrote:
>>>>
>>>>> Thanks for answer!
>>>>>
>>>>> UHD version 003.010.002.000-3-g122bfae1
>>>>>
>>>>> 2017-10-09 21:35 GMT+08:00 Justin Tallon <
>>>>> justin.tallon at softwareradiosystems.com>:
>>>>>
>>>>>> Hello,
>>>>>>
>>>>>> Which version of the UHD have you got installed?
>>>>>>
>>>>>> Regards,
>>>>>> Justin
>>>>>>
>>>>>> On 9 Oct 2017 2:14 p.m., "Gmxp" <gmxpsoft at gmail.com> wrote:
>>>>>>
>>>>>>> Sorry to disturb
>>>>>>> <https://www.baidu.com/link?url=B3lAXkzpAprXJKrrTzq9uGCWxCrTPJVEPBOIbqr2bVd0sLptkkakfxyE7Ms3mJssOhtqrAvFT08ctozckAf2eoeCwkoBahTGOTlF4zCv4R_&wd=&eqid=937ae0f2000471430000000659db7095>
>>>>>>>  you guys.
>>>>>>>
>>>>>>> I got USRP B200/B210 and bladeRF. When I using srsue or pdsch_ue,
>>>>>>> bladeRF can always get MIB, SIBs without problem, but same config and same
>>>>>>> binary, USRP works very unstable. And I had tried 20MHz bandwidth and 5MHz
>>>>>>> bandwidth, it has the same result as I mentioned before.
>>>>>>>
>>>>>>> After severial days search I still got no answer, has anyone aslo
>>>>>>> encountered the same problem, is it an config problem? or can anyone help
>>>>>>> me, thanks a lot.
>>>>>>>
>>>>>>> _______________________________________________
>>>>>>> srslte-users mailing list
>>>>>>> srslte-users at lists.softwareradiosystems.com
>>>>>>> http://www.softwareradiosystems.com/mailman/listinfo/srslte-users
>>>>>>>
>>>>>>>
>>>>>
>>>
>>
>
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