LTE FDD
For Waveform Playback (ARB) capability.
This topic describes the settings of the CRS node when the carrier is Downlink E-UTRA.
Cell Specific Reference Signal Power
CRS Antenna Mapping Configuration
Sets the power level, in dB for the cell specific reference signal.
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SCPI Command |
[:SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:DLINk:CRS:POWer <rel_ampl> [:SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:DLINk:CRS:POWer? |
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SCPI Example |
RADio:LTEFdd:WAVeform:CCARrier:DLINk:CRS:POWer 0 RADio:LTEFdd:WAVeform:CCARrier:DLINk:CRS:POWer? |
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Range |
-60.000 to 20.000 dB |
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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.20.01 |
Selects the number of CRS antenna ports.
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SCPI Command |
[:SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:DLINk:CRS:APORts:COUNt P1|P2|P4 [:SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:DLINk:CRS:APORts:COUNt? |
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SCPI Example |
RADio:LTEFdd:WAVeform:CCARrier:DLINk:CRS:APORts:COUNt P1 RADio:LTEFdd:WAVeform:CCARrier:DLINk:CRS:APORts:COUNt? |
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Choices |
P1 | P2 | P4 |
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Couplings |
Automatically set by software when Total Number of Antennas changes. Must be <= Total Number of Antennas. |
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Preset |
P1 |
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State Saved |
Yes |
|
Initial S/W Revision |
A.20.01 |
Selects Auto or Manual CRS antenna mapping configuration.
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SCPI Command |
[:SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:DLINk:CRS:ANTenna:MAPPing:CONFig AUTo|MANual [:SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:DLINk:CRS:ANTenna:MAPPing:CONFig? |
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SCPI Example |
RADio:LTEFdd:WAVeform:CCARrier:DLINk:CRS:ANTenna:MAPPing:CONFig AUTo RADio:LTEFdd:WAVeform:CCARrier:DLINk:CRS:ANTenna:MAPPing:CONFig? |
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Choices |
Auto | Manual |
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Preset |
AUTo |
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State Saved |
Yes |
|
Initial S/W Revision |
A.20.01 |
Sets the antenna mapping for CRS antenna port 0.
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SCPI Command |
[:SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:DLINk:CRS:CRS0:ANTenna:MAPPing <string> [:SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:DLINk:CRS:CRS0:ANTenna:MAPPing? |
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SCPI Example |
RADio:LTEFdd:WAVeform:CCARrier:DLINk:CRS:CRS0:ANTenna:MAPPing "1" RADio:LTEFdd:WAVeform:CCARrier:DLINk:CRS:CRS0:ANTenna:MAPPing? |
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Notes |
Values: 0 (Off) | 1 (On), comma separated. Length equals Total Number of Antennas. |
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Dependencies |
This setting is enabled only when CRS Antenna Mapping Configuration is set to Manual. |
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Preset |
“1” (If Total Number of Antenna=1) “1,1,0,0” (If Total Number of Antenna=4 and Number of CRS Antenna Ports=2) “1,1,1,1” (If Total Number of Antenna=4 and Number of CRS Antenna Ports=1) “1,1,0,0,0,0,0,0” (If Total Number of Antenna=8 and Number of CRS Antenna Ports=4) “1,1,1,1,1,1,1,1” (If Total Number of Antenna=8 and Number of CRS Antenna Ports=1) |
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State Saved |
Yes |
|
Initial S/W Revision |
A.20.01 |
Sets the antenna mapping for CRS antenna port 1.
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SCPI Command |
[:SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:DLINk:CRS:CRS1:ANTenna:MAPPing <string> [:SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:DLINk:CRS:CRS1:ANTenna:MAPPing? |
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SCPI Example |
RADio:LTEFdd:WAVeform:CCARrier:DLINk:CRS:CRS1:ANTenna:MAPPing "0,1" RADio:LTEFdd:WAVeform:CCARrier:DLINk:CRS:CRS1:ANTenna:MAPPing? |
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Notes |
Values: 0 (Off) | 1 (On), comma separated. Length equals Total Number of Antennas. |
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Dependencies |
This setting is enabled only when CRS Antenna Mapping Configuration is set to Manual and Number of CRS Antenna Ports >= 2. |
|
Preset |
“0,1” (If Total Number of Antenna=2 and Number of CRS Antenna Ports=2) “0,0,1,1” (If Total Number of Antenna=4 and Number of CRS Antenna Ports=2) “0,0,1,1,0,0,0,0” (If Total Number of Antenna=8 and Number of CRS Antenna Ports=4) |
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State Saved |
Yes |
|
Initial S/W Revision |
A.20.01 |
Sets the antenna mapping for CRS antenna port 2.
|
SCPI Command |
[:SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:DLINk:CRS:CRS2:ANTenna:MAPPing <string> [:SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:DLINk:CRS:CRS2:ANTenna:MAPPing? |
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SCPI Example |
RADio:LTEFdd:WAVeform:CCARrier:DLINk:CRS:CRS2:ANTenna:MAPPing "0,0,1,0" RADio:LTEFdd:WAVeform:CCARrier:DLINk:CRS:CRS2:ANTenna:MAPPing? |
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Notes |
Values: 0 (Off) | 1 (On), comma separated. Length equals Total Number of Antennas. |
|
Dependencies |
This setting is enabled only when CRS Antenna Mapping Configuration is set to Manual and Number of CRS Antenna Ports >= 4. |
|
Preset |
"0,0,1,0" (If Total Number of Antenna=4 and Number of CRS Antenna Ports=4) "0,0,0,0,1,1,0,0" (If Total Number of Antenna=8 and Number of CRS Antenna Ports=4) |
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State Saved |
Yes |
|
Initial S/W Revision |
A.20.01 |
Sets the antenna mapping for CRS antenna port 3.
|
SCPI Command |
[:SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:DLINk:CRS:CRS3:ANTenna:MAPPing <string> [:SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:DLINk:CRS:CRS3:ANTenna:MAPPing? |
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SCPI Example |
RADio:LTEFdd:WAVeform:CCARrier:DLINk:CRS:CRS3:ANTenna:MAPPing "0,0,0,1" RADio:LTEFdd:WAVeform:CCARrier:DLINk:CRS:CRS3:ANTenna:MAPPing? |
|
Notes |
Values: 0 (Off) | 1 (On), comma separated. Length equals Total Number of Antennas. |
|
Dependencies |
This setting is enabled only when CRS Antenna Mapping Configuration is set to Manual and Number of CRS Antenna Ports >= 4. |
|
Preset |
"0,0,0,1" (If Total Number of Antenna=4 and Number of CRS Antenna Ports=4) "0,0,0,0,0,0,1,1" (If Total Number of Antenna=8 and Number of CRS Antenna Ports=4) |
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State Saved |
Yes |
|
Initial S/W Revision |
A.20.01 |
Selects the PDSCH cell specific ratio.
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SCPI Command |
[:SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:DLINk:CRS:PDSCh:RATio PBPa1|PB0|PB1|PB2|PB3 [:SOURce]:RADio:LTEFdd:WAVeform[:ARB]:CCARrier<channel>:DLINk:CRS:PDSCh:RATio? |
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SCPI Example |
RADio:LTEFdd:WAVeform:CCARrier:DLINk:CRS:PDSCh:RATio PBPa1 RADio:LTEFdd:WAVeform:CCARrier:DLINk:CRS:PDSCh:RATio? |
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Choices |
pB/pA=1 | P_B=0 | P_B=1 | P_B=2 | P_B=3 |
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Preset |
PBPa1 |
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State Saved |
Yes |
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Initial S/W Revision |
A.20.01 |