[srslte-users] LimeSDR for PRB 6 for both UE & eNB, No SIB 3
Andre Puschmann
andre.puschmann at softwareradiosystems.com
Tue Oct 1 08:19:14 UTC 2019
You seem to have bad RF conditions, very low SNR. PRACH goes through but
neither PDSCH nor PUSCH are fine. Try adjusting the gain values and
better to use pdsch_ue/enodeb for that.
On 30/9/19 22:54, Anson Tai wrote:
> Dear Andre:
> Logs as bellow, and for LimeSDR can’t support 1.4 MHz (should be
> above 3MHz), I have changed the PRB to 15.
> Here is the Logs.
> (1) ue side
>
> 20:26:47.991641 [NAS ] [I] Attach Request
> 20:26:47.991748 [RRC ] [I] PLMN Selected 00101
> 20:26:47.991804 [NAS ] [I] Generating attach request
> 20:26:47.991845 [NAS ] [I] Generating PDN Connectivity Request
> 20:26:47.991881 [NAS ] [D] Requesting IPv4 PDN protocol
> 20:26:47.991929 [NAS ] [I] Requesting IMSI attach (IMSI=001010123456789)
> 20:26:47.991969 [RRC ] [I] Initiation of Connection establishment procedure
> 20:26:47.992030 [RRC ] [I] Set PDSCH-Config p_a=dB0
> 20:26:47.992109 [RRC ] [I] Set MAC default configuration
> 20:26:47.992154 [RRC ] [I] Set MAC main config: harq-MaxReTX=5,
> bsr-TimerReTX=2560, bsr-TimerPeriodic=-1
> 20:26:47.992188 [RRC ] [I] Configuring serving cell...
> 20:26:47.992216 [RRC ] [I] Cell has SIB1
> 20:26:47.992247 [RRC ] [I] Cell has SIB2
> 20:26:47.992276 [RRC ] [I] SIB2 received
> 20:26:47.992310 [RRC ] [I] Set RACH ConfigCommon: NofPreambles=52,
> ResponseWindow=10, ContentionResolutionTimer=64 ms
> 20:26:47.992342 [RRC ] [I] Set PUSCH ConfigCommon: HopOffset=2,
> RSGroup=0, RSNcs=0, N_sb=1
> 20:26:47.992373 [RRC ] [I] Set PUCCH ConfigCommon: DeltaShift=2,
> CyclicShift=0, N1=12, NRB=2
> 20:26:47.992404 [RRC ] [I] Set PRACH ConfigCommon: SeqIdx=128, HS=no,
> FreqOffset=2, ZC=5, ConfigIndex=3
> 20:26:47.992437 [RRC ] [I] Set Constants and Timers: N310=1, N311=1,
> t300=2000, t301=2000, t310=200, t311=1000
> 20:26:47.992468 [RRC ] [I] Cell has no SIB3. Obtaining SIB3
> 20:26:47.992496 [RRC ] [I] Could not find SIB3 scheduling in SIB1
> 20:26:47.992522 [RRC ] [I] Timeout while acquiring SIB3
> 20:26:47.992551 [RRC ] [I] Cell has no SIB13. Obtaining SIB13
> 20:26:47.992577 [RRC ] [I] Could not find SIB13 scheduling in SIB1
> 20:26:47.992603 [RRC ] [I] Timeout while acquiring SIB13
> 20:26:47.992630 [RRC ] [D] Preparing RRC Connection Request
> 20:26:47.992670 [RRC ] [D] Setting UE contention resolution ID:
> 89151458313478
> 20:26:47.992729 [RRC ] [D] SRB0 - Tx rrcConnectionRequest (6 B)
> 0000: 51 15 31 01 05 06
> 20:26:47.992779 [RRC ] [D] Content:
> [
> {
> "UL-CCCH-Message": {
> "message": {
> "c1": {
> "rrcConnectionRequest": {
> "criticalExtensions": {
> "rrcConnectionRequest-r8": {
> "ue-Identity": {
> "randomValue": "0001000101010011000100000001000001010000"
> },
> "establishmentCause": "mo-Signalling",
> "spare": "0"
> }
> }
> }
> }
> }
> }
> }
> ]
> Random Access Transmission: seq=35, ra-rnti=0x2
> Random Access Transmission: seq=43, ra-rnti=0x2
> Random Access Transmission: seq=19, ra-rnti=0x2
> Random Access Transmission: seq=13, ra-rnti=0x2
> Random Access Transmission: seq=35, ra-rnti=0x2
> Random Access Transmission: seq=42, ra-rnti=0x2
> Random Access Transmission: seq=15, ra-rnti=0x2
> Random Access Transmission: seq=22, ra-rnti=0x2
> Random Access Transmission: seq=39, ra-rnti=0x2
> Random Access Transmission: seq=5, ra-rnti=0x2
> 20:26:48.194632 [RRC ] [W] Detected Radio-Link Failure
> Warning: Detected Radio-Link Failure
> 20:26:49.992889 [RRC ] [I] Timer T300 expired: ConnectionRequest timed out
> 20:26:49.992976 [RRC ] [I] Setting default PHY config dedicated
> 20:26:49.993029 [RRC ] [I] Set PDSCH-Config p_a=dB0
> 20:26:50.001608 [RRC ] [I] Set MAC default configuration
> 20:26:50.001690 [RRC ] [I] Set MAC main config: harq-MaxReTX=5,
> bsr-TimerReTX=2560, bsr-TimerPeriodic=-1
> 20:26:50.001740 [RRC ] [W] Could not establish connection. Deallocating
> dedicatedInfoNAS PDU
> 20:26:50.001780 [NAS ] [E] Could not establish RRC connection
> 20:26:50.002184 [NAS ] [E] Could not attach in attach request
>
>
> 2. eNB
>
> 04:26:56.063574 [RRC ] [I] Disconnecting rnti=0x11f.
> 04:26:56.063616 [RRC ] [I] Removed user rnti=0x11f
> 04:26:56.068489 [PHY2] [I] [06936] PUSCH: rnti=0x120, rb=(2,4),
> nof_re=432, tbs=7, mod=2, rv=1, crc=KO, avg_iter=10.0, t=26 us, snr=-0.1 dB
> 04:26:56.068520 [PHY2] [I] [06936] PHICH: rnti=0x120, hi=0, I_lowest=2,
> n_dmrs=0, tti_tx_dl=6940
> 04:26:56.073795 [PHY0] [I] [06941] PRACH: 0/1, preamble=48, offset=6.9
> us, peak2avg=148.9, max_offset=30.0 us
> 04:26:56.073983 [RLC ] [I] Added radio bearer SRB0 in Transparent Mode
> 04:26:56.073990 [RLC ] [I] Configured radio bearer SRB0 in Transparent Mode
> 04:26:56.073994 [RRC ] [I] Added new user rnti=0x121
> RACH: tti=6941, preamble=48, offset=6, temp_crnti=0x121
> 04:26:56.074849 [PHY1] [I] [06942] PDCCH: f=1A, cce= 0, L=2, riv=45,
> pid=0, mcs={0}, rv={0}, ndi={0}, tpc_pucch=0, tti_tx_dl=6946
> 04:26:56.074873 [PHY1] [I] [06942] PDSCH: rnti=0x2, nof_prb=4,
> nof_re=504, tbs={7}, mod={2}, rv={0}, t=4 us, tti_tx_dl=6946
> 04:26:56.084442 [PHY1] [I] [06952] PUSCH: rnti=0x121, rb=(2,4),
> nof_re=432, tbs=7, mod=2, rv=0, crc=KO, avg_iter=10.0, t=25 us, snr=-1.2 dB
> 04:26:56.084475 [PHY1] [I] [06952] PDCCH: f=0, cce= 0, L=3, riv=32,
> mcs=0, rv=2, ndi=1, tpc_pusch=1, dmrs_cs=0, tti_tx_dl=6956
> 04:26:56.084483 [PHY1] [I] [06952] PHICH: rnti=0x121, hi=0, I_lowest=2,
> n_dmrs=0, tti_tx_dl=6956
> 04:26:56.092959 [PHY0] [I] [06960] PUSCH: rnti=0x121, rb=(2,4),
> nof_re=432, tbs=7, mod=2, rv=2, crc=KO, avg_iter=10.0, t=26 us, snr=-0.4 dB
> 04:26:56.092993 [PHY0] [I] [06960] PDCCH: f=0, cce= 0, L=3, riv=32,
> mcs=0, rv=3, ndi=1, tpc_pusch=1, dmrs_cs=0, tti_tx_dl=6964
> 04:26:56.093003 [PHY0] [I] [06960] PHICH: rnti=0x121, hi=0, I_lowest=2,
> n_dmrs=0, tti_tx_dl=6964
> 04:26:56.101458 [PHY0] [I] [06968] PUSCH: rnti=0x121, rb=(2,4),
> nof_re=432, tbs=7, mod=2, rv=3, crc=KO, avg_iter=10.0, t=25 us, snr=-0.7 dB
> 04:26:56.101492 [PHY0] [I] [06968] PDCCH: f=0, cce= 0, L=3, riv=32,
> mcs=0, rv=1, ndi=1, tpc_pusch=1, dmrs_cs=0, tti_tx_dl=6972
> 04:26:56.101502 [PHY0] [I] [06968] PHICH: rnti=0x121, hi=0, I_lowest=2,
> n_dmrs=0, tti_tx_dl=6972
> 04:26:56.108874 [PHY1] [I] [06976] PUSCH: rnti=0x121, rb=(2,4),
> nof_re=432, tbs=7, mod=2, rv=1, crc=KO, avg_iter=10.0, t=26 us, snr=-0.1 dB
> 04:26:56.108906 [PHY1] [I] [06976] PHICH: rnti=0x121, hi=0, I_lowest=2,
> n_dmrs=0, tti_tx_dl=6980
> 04:26:56.114030 [RRC ] [W] User rnti=0x120 expired RRCConnectionSetup
> deadline: 0:80397>0:80000 us
> 04:26:56.114040 [RRC ] [I] User rnti=0x120 timed out. Exists in s1ap=no
>
>
> Thanks you
>
>
> Anson
> anson at mogame.com.tw <mailto:anson at mogame.com.tw>
> mobile: 0986154449
> —————————————————————————————
> www.mogame.com.tw
> MoGaMe Mobile Entertainment Co.,Ltd
> Apple MFi 硬體授權開發商
> 中華兩岸文化經貿交流協會-常務委員 http://www.ccsctda.com
> 玉山衛星計畫主持人-YuSat-1
>
>
>> Andre Puschmann <andre.puschmann at softwareradiosystems.com
>> <mailto:andre.puschmann at softwareradiosystems.com>> 於 2019年9月29日
>> 04:12 寫道：
>>
>> Can you try to set a rx_gain? Perhaps the SNR is a bit too low. And send
>> the full logs please.
>>
>> cheers
>> andre
>>
>>
>> On 26/9/19 7:06, Anson Tai wrote:
>>> Dear All:
>>>
>>> We are doing related research for Rel-8, Cat-1 (PRB 6) with LimeSDR
>>>
>>> Both Environments are based on master version.
>>>
>>> here is the ue log & ue.conf
>>>
>>> [LOG]
>>>
>>> 04:56:56.836489 [RRC ] [I] Cell found in this frequency. Setting new
>>> serving cell...
>>>
>>> 04:56:56.837554 [RRC ] [I] Adding PCI=1, earfcn=3650, cell_idx=-1
>>>
>>> 04:56:56.838008 [RRC ] [I] Added neighbour cell EARFCN=3650, PCI=1,
>>> nof_neighbours=1
>>>
>>> 04:56:56.838261 [RRC ] [I] Neighbours: [pci=1, rsrp=nan]
>>>
>>> 04:56:56.838530 [RRC ] [I] Setting serving cell idx=0, earfcn=3650,
>>> PCI=1, nof_neighbours=0
>>>
>>> 04:56:56.838770 [RRC ] [I] Cell has no SIB1. Obtaining SIB1
>>>
>>> 04:56:56.839016 [MAC ] [I] [00965] SCHED: Searching for DL dci for
>>> SI-RNTI window_st=985, window_len=1
>>>
>>> 04:56:56.839275 [RRC ] [I] Instructed MAC to search for SIB1,
>>> win_start=985, win_len=1, period=20, sched_index=0
>>>
>>> 04:56:56.842840 [RRC ] [I] MEAS: New measurement earfcn=-1, pci=1
>>> (serving), rsrp=23.3 dBm.
>>>
>>> 04:56:56.844357 [MAC ] [I] [00985] DL 0 (TB 0): newTX tbs=18, rv=2,
>>> ack=OK, ndi=0
>>>
>>> 04:56:56.847566 [RRC ] [I] MEAS: New measurement earfcn=-1, pci=1
>>> (serving), rsrp=35.6 dBm.
>>>
>>> 04:56:56.847762 [RLC ] [I] BCCH TXSCH message received.
>>>
>>> 0000: 40 40 04 03 00 07 00 19 b0 18 14 70 10 50 00 01
>>>
>>> 0010: 82 99
>>>
>>> 04:56:56.847921 [MAC ] [I] [00999] SCHED: Searching for DL dci for
>>> SI-RNTI window_st=-1, window_len=-1
>>>
>>> 04:56:56.848013 [RRC ] [I] BCCH - Rx systemInformationBlockType1 (18 B)
>>>
>>> 04:56:56.848077 [RRC ] [I] Processing SIB1 (1/1)
>>>
>>> 04:56:56.848153 [RRC ] [I] SIB1 received, CellID=2817, si_window=20,
>>> sib2_period=16
>>>
>>> 04:56:56.848186 [MAC ] [I] [01001] BSR: triggered_bsr_type=0, LCID
>>> QUEUE status: 0: 0 1: 0
>>>
>>> 04:56:56.848312 [NAS ] [I] Found PLMN: Id=00101, TAC=7
>>>
>>> Found PLMN: Id=00101, TAC=7
>>>
>>> 04:56:56.848357 [NAS ] [I] Selecting Home PLMN Id=00101
>>>
>>> 04:56:56.848389 [RRC ] [I] PLMN Selected 00101
>>>
>>> 04:56:56.848428 [NAS ] [I] Generating attach request
>>>
>>> 04:56:56.848461 [NAS ] [I] Generating PDN Connectivity Request
>>>
>>> 04:56:56.848499 [NAS ] [I] Requesting IMSI attach (IMSI=001010123456789)
>>>
>>> 04:56:56.848800 [RRC ] [I] Initiation of Connection establishment
>>> procedure
>>>
>>> 04:56:56.849549 [RRC ] [I] Set PDSCH-Config p_a=dB0
>>>
>>> 04:56:56.849600 [RRC ] [I] Set MAC default configuration
>>>
>>> 04:56:56.849634 [MAC ] [I] [01003] BSR: Configured timer reTX 2560 ms
>>>
>>> 04:56:56.849668 [RRC ] [I] Set MAC main config: harq-MaxReTX=5,
>>> bsr-TimerReTX=2560, bsr-TimerPeriodic=-1
>>>
>>> 04:56:56.849701 [RRC ] [I] Configuring serving cell...
>>>
>>> 04:56:56.850004 [RRC ] [I] Cell has SIB1
>>>
>>> 04:56:56.850059 [RRC ] [I] Cell has no SIB2. Obtaining SIB2
>>>
>>> 04:56:56.850304 [MAC ] [I] [01004] SCHED: Searching for DL dci for
>>> SI-RNTI window_st=1120, window_len=20
>>>
>>> 04:56:56.850356 [RRC ] [I] Instructed MAC to search for SIB2,
>>> win_start=1120, win_len=20, period=16, sched_index=0
>>>
>>> 04:56:56.861054 [RRC ] [I] MEAS: New measurement earfcn=-1, pci=1
>>> (serving), rsrp=-49.8 dBm.
>>>
>>> 04:56:56.882038 [RRC ] [I] MEAS: New measurement earfcn=-1, pci=1
>>> (serving), rsrp=-54.4 dBm.
>>>
>>> 04:56:56.901354 [RRC ] [I] MEAS: New measurement earfcn=-1, pci=1
>>> (serving), rsrp=-58.1 dBm.
>>>
>>> 04:56:56.922365 [RRC ] [I] MEAS: New measurement earfcn=-1, pci=1
>>> (serving), rsrp=-55.9 dBm.
>>>
>>> 04:56:56.941744 [RRC ] [I] MEAS: New measurement earfcn=-1, pci=1
>>> (serving), rsrp=-57.9 dBm.
>>>
>>> 04:56:56.960903 [RRC ] [I] MEAS: New measurement earfcn=-1, pci=1
>>> (serving), rsrp=-57.1 dBm.
>>>
>>> 04:56:56.982305 [MAC ] [I] [01141] DL 0 (TB 0): newTX tbs=28, rv=2,
>>> ack=KO, ndi=0
>>>
>>> --
>>>
>>> [ue.conf]
>>>
>>> [rf]
>>>
>>> dl_earfcn = 3650
>>>
>>> #dl_freq = 2680e6
>>>
>>> #ul_freq = 2560e6
>>>
>>> freq_offset = 0
>>>
>>> tx_gain = 80
>>>
>>> #rx_gain = 40
>>>
>>>
>>> nof_radios = 1
>>>
>>> nof_rx_ant = 1
>>>
>>>
>>>
>>> device_name = soapy
>>>
>>> device_args = rxant=LNAL,txant=BAND1
>>>
>>> time_adv_nsamples = 40
>>>
>>> burst_preamble_us = auto
>>>
>>> continuous_tx = auto
>>>
>>>
>>>
>>>
>>> Thankjs you
>>> Office: +886.82812597 Mobile: +886 986-154449
>>>
>>> Mail: anson at mogame.com.tw
>>> <mailto:anson at mogame.com.tw> <mailto:anson at mogame.com.tw>
>>>
>>> MoGaMe Mobile Entertainment Co., Ltd. | www.mogame.com.tw
>>> <http://www.mogame.com.tw/>
>>> <http://www.mogame.com.tw <http://www.mogame.com.tw/>>
>>> | http://android-javatai.blogspot.com/
>>>
>>> _______________________________________________
>>> srslte-users mailing list
>>> srslte-users at lists.softwareradiosystems.com
>>> <mailto:srslte-users at lists.softwareradiosystems.com>
>>> http://www.softwareradiosystems.com/mailman/listinfo/srslte-users
>
>
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