LTE FDD
For Waveform Playback (ARB) capability.
This topic describes the settings of the DL-SCH node. This node is displayed when the carrier is Downlink NB-IoT.
NPDCCH Maximum Number of Repetitions (R_max)
Turn the channel On or Off.
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SCPI Command |
[SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:NIOT:DLINk:DLSCh:STATe ON|OFF|1|0 [SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:NIOT:DLINk:DLSCh:STATe? |
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SCPI Example |
RADio:LTEFdd:WAVeform:CCARrier:NIOT:DLINk:DLSCh:STATe ON RADio:LTEFdd:WAVeform:CCARrier:NIOT:DLINk:DLSCh:STATe? |
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Couplings |
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Preset |
ON |
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State Saved |
Yes |
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Initial S/W Revision |
A.19.00 |
Enter a power level, in dB for the selected channel. Refer to the Output Power Calculation (Downlink) for a description of how the software applies to your power settings.
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SCPI Command |
[SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:NIOT:DLINk:DLSCh:POWer <real> [SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:NIOT:DLINk:DLSCh:POWer? |
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SCPI Example |
RADio:LTEFdd:WAVeform:CCARrier:NIOT:DLINk:DLSCh:POWer 0 RADio:LTEFdd:WAVeform:CCARrier:NIOT:DLINk:DLSCh:POWer? |
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Couplings |
|
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Preset |
0 |
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State Saved |
Yes |
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Min |
-60 |
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Max |
20 |
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Initial S/W Revision |
A.19.00 |
Select UE Category Narrowband.
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SCPI Command |
[SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:NIOT:DLINk:DLSCh:UECatnb NB1|NB2 [SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:NIOT:DLINk:DLSCh:UECatnb? |
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SCPI Example |
RADio:LTEFdd:WAVeform:CCARrier:NIOT:DLINk:DLSCh:UECatnb NB2 RADio:LTEFdd:WAVeform:CCARrier:NIOT:DLINk:DLSCh:UECatnb? |
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Couplings |
|
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Preset |
NB2 |
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State Saved |
Yes |
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Initial S/W Revision |
A.19.00 |
Enter the Radio Network Temporary Identifier (RNTI) for NPDSCH. Available input method is the decimal format.
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SCPI Command |
[SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:NIOT:DLINk:DLSCh:RNTI <integer> [SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:NIOT:DLINk:DLSCh:RNTI? |
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SCPI Example |
RADio:LTEFdd:WAVeform:CCARrier:NIOT:DLINk:DLSCh:RNTI 1 RADio:LTEFdd:WAVeform:CCARrier:NIOT:DLINk:DLSCh:RNTI? |
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Couplings |
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Preset |
1 |
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State Saved |
Yes |
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Min |
1 |
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Max |
50 |
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Initial S/W Revision |
A.19.00 |
Enter the Radio Network Temporary Identifier (RNTI) for NPDSCH. Available input method is the hexadecimal format.
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SCPI Command |
[SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:NIOT:DLINk:DLSCh:RNTI <String> [SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:NIOT:DLINk:DLSCh:RNTI? |
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SCPI Example |
RADio:LTEFdd:WAVeform:CCARrier:NIOT:DLINk:DLSCh:RNTI "0x0001" RADio:LTEFdd:WAVeform:CCARrier:NIOT:DLINk:DLSCh:RNTI? |
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Couplings |
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Preset |
0x0001 (Values depend on the value of RNTI and RNTI Type.) |
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State Saved |
Yes |
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Initial S/W Revision |
A.19.00 |
Select RNTI Type. RNTI Type determines RNTI range and usage.
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SCPI Command |
[SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:NIOT:DLINk:DLSCh:RNTI:TYPE<string> [SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:NIOT:DLINk:DLSCh:RNTI:TYPE? |
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SCPI Example |
RADio:LTEFdd:WAVeform:CCARrier:NIOT:DLINk:DLSCh:RNTI:TYPE "CRNTI" RADio:LTEFdd:WAVeform:CCARrier:NIOT:DLINk:DLSCh:RNTI:TYPE? |
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Couplings |
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Preset |
CRNTI |
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State Saved |
Yes |
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Initial S/W Revision |
A.19.00 |
Displays the control region size of the E-UTRA cell for the in-band operation mode in number of OFDM symbols.
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SCPI Command |
[SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:NIOT:DLINk:DLSCh:STARtofdm? |
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SCPI Example |
RADio:LTEFdd:WAVeform:CCARrier:NIOT:DLINk:DLSCh:STARtofdm? |
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Couplings |
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Preset |
0 |
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State Saved |
Yes |
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Min |
N/A |
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Max |
N/A |
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Initial S/W Revision |
A.19.00 |
Invalid: Downlink Carrier Configuration Narrowband is Anchor Carrier and subframe #0 (NPBCH) or 5 (NPSS) in each frame or subframe #9 (NSSS) in each even frame.
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SCPI Command |
[SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:NIOT:DLINk:DLSCh:NPDSch:STARt:SUBFrame <integer> [SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:NIOT:DLINk:DLSCh:NPDSch:STARt:SUBFrame? |
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SCPI Example |
RADio:LTEFdd:WAVeform:CCARrier:NIOT:DLINk:DLSCh:NPDSch:STARt:SUBFrame 6 RADio:LTEFdd:WAVeform:CCARrier:NIOT:DLINk:DLSCh:NPDSch:STARt:SUBFrame? |
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Couplings |
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Preset |
6 |
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State Saved |
Yes |
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Min |
1 |
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Max |
19 |
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Initial S/W Revision |
A.19.00 |
Set the number of subframes for NPDSCH.
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SCPI Command |
[SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:NIOT:DLINk:DLSCh:SUBFrames:COUNt 1|2|3|4|5|6|8|10 [SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:NIOT:DLINk:DLSCh:SUBFrames:COUNt? |
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SCPI Example |
RADio:LTEFdd:WAVeform:CCARrier:NIOT:DLINk:DLSCh:SUBFrames:COUNt 1 RADio:LTEFdd:WAVeform:CCARrier:NIOT:DLINk:DLSCh:SUBFrames:COUNt? |
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Couplings |
|
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Preset |
1 |
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State Saved |
Yes |
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Initial S/W Revision |
A.19.00 |
Choice: 1 | 2 | 4 | 8 | 16 | 32 | 64 | 128 | 192 | 256 | 384 | 512 | 768 | 1024 | 1536 | 2048
Set the scheduled number of repetitions for NPDSCH.
When RNTI Type is set to SI-RNTI, this setting is determined by Scheduling Information SIB1 on BCH and is read-only.
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SCPI Command |
[SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:NIOT:DLINk:DLSCh:NPRS:NUMRepetitions 1|2|4|8|16|32|64 |128|192|256|384|512|768|1024|1536|2048 [SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:NIOT:DLINk:DLSCh:NPRS:NUMRepetitions? |
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SCPI Example |
RADio:LTEFdd:WAVeform:CCARrier:NIOT:DLINk:DLSCh:NPRS:NUMRepetitions 1024 RADio:LTEFdd:WAVeform:CCARrier:NIOT:DLINk:DLSCh:NPRS:NUMRepetitions? |
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Couplings |
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Preset |
1 |
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State Saved |
Yes |
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Min |
1 |
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Max |
2048 |
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Initial S/W Revision |
A.19.00 |
Select NPDCCH Maximum Number of Repetitions (R_max) when RNTI Type is set to C-RNTI and DCI Usage is set to Scheduling NPUSCH or Scheduling NPUSCH during Random Access Procedure.
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SCPI Command |
[SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:NIOT:DLINk:DLSCh:NPDCch:MAXRep R1|R2|R4|R8|R16|R32|R64|R128|R256|R512|R1024|R2048 [SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:NIOT:DLINk:DLSCh:NPDCch:MAXRep? |
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SCPI Example |
RADio:LTEFdd:WAVeform:CCARrier:NIOT:DLINk:DLSCh:NPDCCH:MAXRep R1 RADio:LTEFdd:WAVeform:CCARrier:NIOT:DLINk:DLSCh:NPDCCH:MAXRep? |
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Couplings |
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Preset |
R1 |
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State Saved |
Yes |
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Initial S/W Revision |
A.19.00 |
Use the data source selection dialog box to select PN9, PN15 or user defined bits to use for the data in the transport block.
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SCPI Command |
[SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:NIOT:DLINk:DLSCh:DATA PN9|PN15|PN23|USER [SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:NIOT:DLINk:DLSCh:DATA? |
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SCPI Example |
RADio:LTEFdd:WAVeform:CCARrier:NIOT:DLINk:DLSCh:DATA PN9 RADio:LTEFdd:WAVeform:CCARrier:NIOT:DLINk:DLSCh:DATA? |
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Couplings |
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Preset |
PN9 |
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State Saved |
Yes |
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Initial S/W Revision |
A.19.00 |
Set MCS Index.
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SCPI Command |
[SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:NIOT:DLINk:DLSCh:MCS <integer> [SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:NIOT:DLINk:DLSCh:MCS? |
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SCPI Example |
RADio:LTEFdd:WAVeform:CCARrier:NIOT:DLINk:DLSCh:MCS 0 RADio:LTEFdd:WAVeform:CCARrier:NIOT:DLINk:DLSCh:MCS? |
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Couplings |
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Preset |
0 |
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State Saved |
Yes |
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Min |
0 |
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Max |
13 |
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Initial S/W Revision |
A.19.00 |
Displays NPDSCH modulation type.
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SCPI Command |
[SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:NIOT:DLINk:DLSCh:MODulation QPSK|QAM16|QAM64|QAM256 [SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:NIOT:DLINk:DLSCh:MODulation? |
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SCPI Example |
RADio:LTEFdd:WAVeform:CCARrier:NIOT:DLINk:DLSCh:MODulation QPSK RADio:LTEFdd:WAVeform:CCARrier:NIOT:DLINk:DLSCh:MODulation? |
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Couplings |
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Preset |
QPSK |
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State Saved |
Yes |
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Initial S/W Revision |
A.19.00 |
When RNTI Type is set to C-RNTI/P-RNTI/RA-RNTI, this setting is determined by MCS Index.
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SCPI Command |
[SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:NIOT:DLINk:DLSCh:TBSindex? |
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SCPI Example |
RADio:LTEFdd:WAVeform:CCARrier:NIOT:DLINk:DLSCh:TBSindex? |
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Couplings |
|
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Preset |
0 |
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State Saved |
Yes |
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Initial S/W Revision |
A.19.00 |
Displays NPDSCH Transport Block Size which is determined by MCS Index and Number of Subframes (N_SF) when RNTI Type is set to C-RNTI/P-RNTI/RA-RNTI.
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SCPI Command |
[SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:NIOT:DLINk:DLSCh:TSIZe? |
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SCPI Example |
RADio:LTEFdd:WAVeform:CCARrier:NIOT:DLINk:DLSCh:TSIZe? |
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Couplings |
|
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Preset |
16 |
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State Saved |
Yes |
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Initial S/W Revision |
A.19.00 |