LTE TDD
For Waveform Playback (ARB) capability.
This topic describes the settings of the Downlink > CFI node for an Advanced TDD Downlink carrier.
Query only
|
SCPI Command |
[:SOURce]:RADio:LTETdd:WAVeform[:ARB]:CCARrier<channel>:DLINk:CFI:CHANnel? |
|
SCPI Example |
:RADio:LTETdd:WAVeform:ARB:CCARrier:DLINk:CFI:CHANnel? |
|
Preset |
2 |
|
State Saved |
No |
|
Min |
N/A |
|
Max |
N/A |
|
Initial S/W Revision |
A.20.01 |
Query only
Displays the control format indicator (CFI) for each subframe separated by commas.
|
SCPI Command |
[:SOURce]:RADio:LTETdd:WAVeform[:ARB]:CCARrier<channel>:DLINk:CFI:DATa? |
|
SCPI Example |
:RADio:LTETdd:WAVeform:ARB:CCARrier:DLINk:CFI:DATa? |
|
Dependencies |
Read-only. CFI value is automatically set by software from number of PDCCH symbols. Range:
|
|
Preset |
"3,2,0,0,0,3,2,0,0,0" |
|
State Saved |
No |
|
Min |
N/A |
|
Max |
N/A |
|
Initial S/W Revision |
A.20.01 |
|
SCPI Command |
[:SOURce]:RADio:LTETdd:WAVeform[:ARB]:CCARrier<channel>:DLINk:CFI[:STATe] ON|OFF|1|0 [:SOURce]:RADio:LTETdd:WAVeform[:ARB]:CCARrier<channel>:DLINk:CFI[:STATe]? |
|
SCPI Example |
:RADio:LTETdd:WAVeform:ARB:CCARrier:DLINk:CFI:STATe ON :RADio:LTETdd:WAVeform:ARB:CCARrier:DLINk:CFI:STATe? |
|
Preset |
1 |
|
State Saved |
Yes |
|
Min |
N/A |
|
Max |
N/A |
|
Initial S/W Revision |
A.20.01 |
Sets a power level, in dB for the CFI channel.
|
SCPI Command |
[:SOURce]:RADio:LTETdd:WAVeform[:ARB]:CCARrier<channel>:DLINk:CFI:POWer <rel_ampl> [:SOURce]:RADio:LTETdd:WAVeform[:ARB]:CCARrier<channel>:DLINk:CFI:POWer? |
|
SCPI Example |
:RADio:LTETdd:WAVeform:ARB:CCARrier:DLINk:CFI:POWer 0 :RADio:LTETdd:WAVeform:ARB:CCARrier:DLINk:CFI:POWer? |
|
Notes |
Power relative to average subcarrier power (dB). |
|
Preset |
0 |
|
State Saved |
Yes |
|
Min |
-60 |
|
Max |
20 |
|
Initial S/W Revision |
A.20.01 |
|
SCPI Command |
[:SOURce]:RADio:LTETdd:WAVeform[:ARB]:CCARrier<channel>:DLINk:CFI:SCRamble[:STATe] ON|OFF|1|0 [:SOURce]:RADio:LTETdd:WAVeform[:ARB]:CCARrier<channel>:DLINk:CFI:SCRamble[:STATe]? |
|
SCPI Example |
:RADio:LTETdd:WAVeform:ARB:CCARrier:DLINk:CFI:SCRamble:STATe ON :RADio:LTETdd:WAVeform:ARB:CCARrier:DLINk:CFI:SCRamble:STATe? |
|
Preset |
1 |
|
State Saved |
Yes |
|
Min |
N/A |
|
Max |
N/A |
|
Initial S/W Revision |
A.20.01 |