E.2 FR2 gNB configurations
38.1513GPPNRRelease 17TSUser Equipment (UE) Multiple Input Multiple Output (MIMO) Over-the-Air (OTA) performance requirements
The gNodeB emulator parameters for FR2 MIMO OTA testing shall be set according to Table E.2-1 for FR2 common parameters and Table E.2-2 for FR2 TDD 2×2 test parameters.
Table E.2-1: FR2 Common test parameters
Parameter |
Unit |
Value |
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PDSCH transmission scheme |
Transmission scheme 1 |
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PTRS epre-Ratio |
0 |
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Actual carrier configuration |
Offset between Point A and the lowest usable subcarrier on this carrier (Note 2) |
RBs |
0 |
|
Subcarrier spacing |
kHz |
120 |
||
DL BWP configuration #1 |
Cyclic prefix |
Normal |
||
RB offset |
RBs |
0 |
||
Number of contiguous PRB |
PRBs |
Maximum transmission bandwidth configuration as specified in clause 5.3.2 of TS 38.101-2 for tested channel bandwidth and subcarrier spacing |
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Common serving cell parameters |
Physical Cell ID |
0 |
||
SSB position in burst |
1 |
|||
SSB periodicity |
ms |
20 |
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First DMRS position for Type A PDSCH mapping |
2 |
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PDCCH configuration |
Slots for PDCCH monitoring |
Each slot |
||
Symbols with PDCCH |
0 |
|||
Number of PRBs in CORESET |
Table 7.2-2 of TS 38.101-4 for tested channel bandwidth and subcarrier spacing |
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Number of PDCCH candidates and aggregation levels |
1/AL8 |
|||
CCE-to-REG mapping type |
Non-interleaved |
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DCI format |
1_1 |
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TCI state |
TCI state #1 |
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Cross carrier scheduling |
Not configured |
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CSI-RS for tracking |
First subcarrier index in the PRB used for CSI-RS (k0) |
0 for CSI-RS resource 1,2,3,4 |
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First OFDM symbol in the PRB used for CSI-RS (l0) |
6 for CSI-RS resource 1 and 3 |
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Number of CSI-RS ports (X) |
1 for CSI-RS resource 1,2,3,4 |
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CDM Type |
‘No CDM’ for CSI-RS resource 1,2,3,4 |
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Density (ρ) |
3 for CSI-RS resource 1,2,3,4 |
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CSI-RS periodicity |
Slots |
120 kHz SCS: 160 for CSI-RS resource 1,2,3,4 |
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CSI-RS offset |
Slots |
120 kHz SCS: 80 for CSI-RS resource 1 and 2 81 for CSI-RS resource 3 and 4 |
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Frequency Occupation |
Start PRB 0 Number of PRB = BWP size |
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QCL info |
TCI state #0 |
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NZP CSI-RS for CSI acquisition |
First subcarrier index in the PRB used for CSI-RS (k0) |
0 |
||
First OFDM symbol in the PRB used for CSI-RS (l0) |
12 |
|||
Number of CSI-RS ports (X) |
2 |
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CDM Type |
FD-CDM2 |
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Density (ρ) |
1 |
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CSI-RS periodicity |
Slots |
120 kHz SCS: 160 |
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CSI-RS offset |
0 |
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Frequency Occupation |
Start PRB 0 Number of PRB = BWP size |
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QCL info |
TCI state #1 |
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ZP CSI-RS for CSI acquisition |
First subcarrier index in the PRB used for CSI-RS (k0) |
4 |
||
First OFDM symbol in the PRB used for CSI-RS (l0) |
12 |
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Number of CSI-RS ports (X) |
4 |
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CDM Type |
FD-CDM2 |
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Density (ρ) |
1 |
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CSI-RS periodicity |
Slots |
120 kHz SCS: 160 |
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CSI-RS offset |
0 |
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Frequency Occupation |
Start PRB 0 Number of PRB = BWP size |
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CSI-RS for beam refinement |
First subcarrier index in the PRB used for CSI-RS |
k0=0 for CSI-RS resource 1,2 |
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First OFDM symbol in the PRB used for CSI-RS |
l0 = 8 for CSI-RS resource 1 l0 = 9 for CSI-RS resource 2 |
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Number of CSI-RS ports (X) |
1 for CSI-RS resource 1,2 |
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CDM Type |
‘No CDM’ for CSI-RS resource 1,2 |
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Density (ρ) |
3 for CSI-RS resource 1,2 |
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CSI-RS periodicity |
Slots |
60 kHz SCS: 80 for CSI-RS resource 1,2 120 kHz SCS: 160 for CSI-RS resource 1,2 |
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CSI-RS offset |
Slots |
0 for CSI-RS resource 1,2 |
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QCL info |
TCI state #1 |
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PDSCH DMRS configuration |
Antenna ports indexes |
{1000} for Rank 1 tests |
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Number of PDSCH DMRS CDM group(s) without data |
1 |
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TCI state #0 |
Type 1 QCL information |
SSB index |
SSB #0 |
|
QCL Type |
Type C |
|||
Type 2 QCL information |
SSB index |
SSB #0 |
||
QCL Type |
Type D |
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TCI state #1 |
Type 1 QCL information |
CSI-RS resource |
CSI-RS resource 1 from ‘CSI-RS for tracking’ configuration |
|
QCL Type |
Type A |
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Type 2 QCL information |
CSI-RS resource |
CSI-RS resource 1 from ‘CSI-RS for tracking’ configuration |
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QCL Type |
Type D |
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PTRS configuration |
Frequency density (KPT-RS) |
2 |
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Time density (LPT-RS) |
1 |
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Maximum number of code block groups for ACK/NACK feedback |
1 |
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Maximum number of HARQ transmission |
1 |
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HARQ ACK/NACK bundling |
Multiplexed |
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Redundancy version coding sequence |
{0,2,3,1} |
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Precoding configuration |
SP Type I, Random per slot with PRB bundling granularity |
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Symbols for all unused Res |
OCNG in Annex A.5 of TS 38.101-4 |
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Minimum Number of Slots per Stream |
20000 for FR2 UMi CDL-C |
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Transmit Power Control |
dBm |
13 dBm |
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Note 1: UE assumes that the TCI state for the PDSCH is identical to the TCI state applied for the PDCCH transmission. Note 2: Point A coincides with minimum guard band as specified in Table 5.3.3-1 from TS 38.101-2 for tested channel bandwidth and subcarrier spacing. |
Table E.2-2: Test parameters for FR2 TDD 2×2
Parameter |
Unit |
Value |
|
Duplex mode |
TDD |
||
Reference channel |
R.PDSCH.5-2.2 TDD (Note 1) |
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Bandwidth |
MHz |
100 |
|
SCS |
kHz |
120 |
|
Modulation DL |
16QAM |
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Modulation UL |
QPSK |
||
Active DL BWP index |
1 |
||
CSI-RS for tracking |
First OFDM symbol in the PRB used for CSI-RS (l0) |
Table E.2-1 |
|
CSI-RS offset |
Slots |
Table E.2-1 |
|
PDCCH configuration |
Number of PDCCH candidates and aggregation levels |
1/AL8 |
|
PDSCH configuration |
Mapping type |
Type A |
|
k0 |
0 |
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Starting symbol (S) |
1 |
||
Length (L) |
Specific to each Reference channel as defined in A.3.2.2 of TS 38.101-4 |
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PDSCH aggregation factor |
1 |
||
PRB bundling type |
Static |
||
PRB bundling size |
WB for Test 1-1, 2 for other tests |
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Resource allocation type |
Type 0 |
||
RBG size |
config2 |
||
VRB-to-PRB mapping type |
Non-interleaved |
||
VRB-to-PRB mapping interleaver bundle size |
N/A |
||
PDSCH DMRS configuration |
DMRS Type |
Type 1 |
|
Number of additional DMRS |
1 |
||
Maximum number of OFDM symbols for DL front loaded DMRS |
1 |
||
Number of HARQ Processes |
8 |
||
TDD UL-DL pattern |
FR2.120-1 (Note2) |
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Note 1: “R.PDSCH.5-2.2 TDD” is defined in Table A.3.2.2.5-2 of TS 38.101-4 Note 2: “FR2.120-1” is defined in Annex A.1.3 of TS 38.101-4 |
Annex F (normative):
<Environmental requirements>