A.6 SL reference measurement channels
38.521-43GPPNRPart 4: PerformanceRadio transmission and receptionRelease 17TSUser Equipment (UE) conformance specification
A.6.1 General
The transport block size (TBS) determination procedure is described in clause 8.1.3 of TS 38.214 [12].
A.6.2 Reference measurement channels for PSSCH performance requirements
A.6.2.1 Reference measurement channels for SCS 15 kHz FR1
FFS
A.6.2.2 Reference measurement channels for SCS 30 kHz FR1
Table A.6.2.2-1: PSSCH Reference Channel
|
Parameter |
Unit |
Value |
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|
Reference channel |
R.PSSCH.2-1.1 |
R.PSSCH.2-1.2 |
R.PSSCH.2-1.3 |
R.PSSCH.2-1.4 |
R.PSSCH.2-1.5 |
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|
Channel bandwidth |
MHz |
20 |
20 |
20 |
20 |
20 |
|
|
Subcarrier spacing |
kHz |
30 |
30 |
30 |
30 |
30 |
|
|
Allocated resource blocks |
RB |
20 |
20 |
10 |
10 |
10 |
|
|
CP-OFDM symbols for slot with PSFCH(Note 1) |
9 |
9 |
9 |
9 |
9 |
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|
CP-OFDM symbols for slot without PSFCH |
12 |
12 |
12 |
12 |
– |
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|
Modulation order |
QPSK |
16QAM |
64QAM |
QPSK |
64QAM |
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|
MCS index |
4 |
11 |
17 |
4 |
27 |
||
|
Number of MIMO layers |
1 |
1 |
1 |
1 |
1 |
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|
Number of DMRS REs |
21 |
15 |
12 |
15 |
12 |
||
|
Number of REs for SCI format 1-A |
240 |
240 |
240 |
240 |
240 |
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|
2nd stage SCI format 2-A configuration |
Payloads |
Bits |
35 |
35 |
35 |
35 |
35 |
|
α |
1 |
1 |
1 |
1 |
1 |
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|
βoffset |
3.5 |
5 |
5 |
3.5 |
2.5 |
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|
Overhead for TBS determination |
0 |
0 |
0 |
0 |
0 |
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|
Transport Block Size for slot with PSFCH |
Bits |
704 |
1800 |
984 |
208 |
3496 |
|
|
Transport Block Size for slot without PSFCH |
Bits |
1128 |
2856 |
1928 |
432 |
– |
|
|
Transport block CRC |
Bits |
24 |
24 |
24 |
24 |
16 |
|
|
Maximum number of HARQ transmissions |
1 |
1 |
1 |
1 |
2 |
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|
Binary Channel Bits for slots with PSFCH |
2304 |
4848 |
2232 |
744 |
3816 |
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|
Binary Channel Bits for slots without PSFCH |
Bits |
3744 |
7728 |
4392 |
1464 |
– |
|
|
Note 1: OFDM symbols is for PSCCH/PSSCH transmission not including first symbol (AGC), PSFCH symbols, and guard symbols. |
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A.6.3 Reference measurement channels for PSCCH performance requirements
A.6.3.1 Reference measurement channels for SCS 15 kHz FR1
FFS
A.6.3.2 Reference measurement channels for SCS 30 kHz FR1
Table A.6.3.2-1: PSCCH Reference Channel
|
Parameter |
Unit |
Value |
|
Reference channel |
R.PSCCH.2-1.1 |
|
|
Allocated resource blocks |
PRBs |
10 |
|
OFDM Symbols per slot (Note 2) |
Symbols |
2 |
|
Modulation |
QPSK |
|
|
Payload (without CRC) |
Bits |
26 |
|
CRC |
Bits |
24 |
|
SCI Format |
1-A |
|
|
Binary Channel Bits |
Bits |
180 |
|
NOTE 1: The first OFDM symbol of a PSSCH and its associated PSCCH is duplicated as described in clauses 8.3.1.5 and 8.3.2.3 of TS 38.211 [9]. This symbol is used for AGC and not used for demodulation. NOTE 2: First OFDM symbol is not included. |
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A.6.4 Reference measurement for PSBCH performance requirements
A.6.4.1 Reference measurement channels for SCS 15 kHz FR1
FFS
A.6.4.2 Reference measurement channels for SCS 30 kHz FR1
Table A.6.4.2-1: PSBCH Reference Channel
|
Parameter |
Unit |
Value |
|
Reference channel |
R.PSBCH.2-1 |
|
|
Channel bandwidth |
MHz |
20 |
|
Allocated resource blocks |
PRBs |
11 |
|
CP-OFDM Symbols per slot (see Note 1) |
Symbols |
8 |
|
Modulation |
QPSK |
|
|
Transport Block Size (without CRC) |
Bits |
32 |
|
Transport block CRC |
Bits |
24 |
|
Binary Channel Bits |
Bits |
1782 |
|
Note 1: PSBCH transmissions are rate-matched for 9 CP-OFDM symbols per slot. The first symbol is used for AGC and the last symbol is gap and shall not be used for PSBCH transmission as per TS 38.211 [9]. |
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Annex B (normative):
Propagation conditions