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TR 38.785
UE radio transmission and reception
for enhanced NR sidelink

3GPP‑Page
V17.0.0 (Wzip)  2022/06  60 p.
Rapporteur:
Mr. Lee, Sang-wook
LG Electronics Deutschland

full Table of Contents for  TR 38.785  Word version:  17.0.0

1Scope  p. 7
2References  p. 7
3Definitions, symbols and abbreviations  p. 7
3.1Definitions  p. 7
3.2Symbols  p. 8
3.3Abbreviations  p. 10
4Background  p. 11
4.1Justification  p. 11
4.2Objective  p. 12
4.3NR sidelink enhancement operating scenarios  p. 13
4.3.1General description  p. 13
4.3.2Operation Aspects  p. 13
4.3.3Synchronization reference source  p. 14
5Leftover RF requirements  p. 17
5.1Power class 2 sidelink UE  p. 17
5.1.1Coexistence evaluation for PC2 SL UE in licensed band  p. 17
5.1.1.1Coexistence evaluation scenarios  p. 17
5.1.1.2Coexistence simulations assumptions  p. 17
5.1.1.2.1Layout model  p. 17
5.1.1.2.2Simulation parameters  p. 17
5.1.1.2.3ACLR and ACS  p. 19
5.1.1.2.4Power control  p. 19
5.1.1.3Coexistence results  p. 20
5.1.1.3.1Scenario A  p. 20
5.1.1.3.2Scenario B  p. 20
5.1.2PC2 NR V2X UE RF requirements for single carrier  p. 22
5.1.2.1Maximum output power for NR V2X UE  p. 22
5.1.2.2UE maximum output power reduction  p. 23
5.1.2.2.1MPR for Power class 2 V2X UE  p. 24
5.1.2.3UE maximum output power with additional requirements  p. 25
5.1.2.3.1A-MPR for NS_33  p. 26
5.2Intra-band V2X operation in a licensed band  p. 27
5.2.1Intra-band V2X operation scenarios and basic assumptions  p. 27
5.2.2Coexistence evaluation  p. 28
5.2.2.1Coexistence evaluation scenarios  p. 28
5.2.2.2Conclusion of Coexistence evaluations  p. 28
5.2.3Intra-band V2X operation with TDM operation  p. 29
5.2.3.1Operating bands for intra-band V2X operation with TDM operation  p. 29
5.2.3.2Tx requirements for intra-band V2X operation with TDM operation  p. 29
5.2.3.2.1Additional Tx requirements for TDM operation  p. 29
5.2.3.3Other Tx/Rx requirements for intra-band V2X operation with TDM operation  p. 32
5.2.4Intra-band contiguous V2X con-current operation with FDM operation  p. 32
5.2.4.1Configuration for intra-band contiguous V2X con-current operation with FDM operation  p. 32
5.2.4.2Tx requirements for intra-band contiguous V2X con-current operation with FDM operation  p. 32
5.2.4.2.1Maximum output power  p. 32
5.2.4.2.2UE maximum output power reduction  p. 32
5.2.4.2.3Configured transmitted power for intra-band con-current V2X operation  p. 36
5.2.4.2.4Minimum output power for intra-band con-current V2X operation  p. 38
5.2.4.2.5Transmit OFF power for intra-band con-current V2X operation  p. 38
5.2.4.2.6ON/OFF time mask for intra-band con-current V2X operation  p. 38
5.2.4.2.7Power control for intra-band con-current V2X operation  p. 38
5.2.4.2.7.1Absolute power tolerance  p. 38
5.2.4.2.7.2Relative power tolerance  p. 38
5.2.4.2.7.3Aggregate power control tolerance  p. 38
5.2.4.2.8Transmit signal quality for intra-band con-current V2X operation  p. 39
5.2.4.2.8.1Frequecny error  p. 39
5.2.4.2.8.2EVM  p. 39
5.2.4.2.8.3In-band emission  p. 39
5.2.4.2.8.4Carrier leakage  p. 39
5.2.4.2.8.5EVM equalizer spectrum flatness  p. 39
5.2.4.2.9 Spectrum emission mask for intra-band con-current V2X operation  p. 39
5.2.4.2.9.1SEM for intra-band contiguous class C  p. 39
5.2.4.2.10ACLR requirements for intra-band con-current V2X operation  p. 39
5.2.4.2.11Spurious emission for intra-band con-current V2X operation  p. 39
5.2.4.2.12Spurious emission band UE co-existence for intra-band con-current V2X operation  p. 39
5.2.4.2.13Transmit intermodulation for intra-band con-current V2X operation  p. 40
5.2.4.3Rx requirements for intra-band contiguous V2X con-current operation with FDM operation  p. 40
5.2.4.3.1Reference sensitivity power level  p. 40
5.2.4.3.2Maximum input level  p. 40
5.2.4.3.3Adjacent channel selectivity  p. 41
5.2.4.3.4Blocking characteristics  p. 41
5.2.4.3.4.1In-band blocking requirements  p. 41
5.2.4.3.4.2Out-of-band blocking requirements  p. 41
5.2.4.3.4.3Narrow band blocking requirements  p. 41
5.2.4.3.5Spurious response  p. 41
5.2.4.3.6Wide band intermodulation  p. 41
5.2.5Intra-band non-contiguous V2X con-current operation with FDM operation  p. 42
5.2.5.1Configuration for intra-band non-contiguous V2X con-current operation with FDM operation  p. 42
5.3TxD requirements for NR V2X  p. 42
5.3.1UE maximum output power reduction for V2X  p. 42
5.3.1.1MPR for V2X UE  p. 42
5.3.2Configured transmitted power for V2X  p. 42
5.3.3Transmit OFF power for V2X  p. 43
5.3.4Transmit ON/OFF time mask for V2X  p. 43
5.3.5Power control for V2X  p. 43
5.3.6Frequency error for V2X  p. 43
5.3.7Transmit modulation quality for V2X  p. 43
5.3.7.1General  p. 43
5.3.7.2Error Vector Magnitude for V2X  p. 43
5.3.7.3EVM equalizer spectrum flatness for V2X  p. 43
5.3.8Occupied bandwidth for V2X  p. 44
5.3.9Out of band emission for V2X  p. 44
5.3.10Spurious emissions for V2X  p. 44
5.3.11Transmit intermodulation for V2X  p. 44
6Sidelink enhancement for advanced V2X service, public safety and other commercial use cases  p. 45
6.1Coexistence evaluation  p. 45
6.1.1Coexistence evaluation scenarios  p. 45
6.1.1.1Protection of B13/n13 UE by n14 PS operation with PC1/PC3  p. 45
6.1.1.2Protection of legacy n14 Uu system in coverage NW scenarios  p. 45
6.1.2Conclusion of Coexistence evaluations  p. 46
6.2Co-channel co-existence issue  p. 46
7Operating bands and channel arrangement for SL enhancement  p. 48
7.1Operating bands  p. 48
7.1.1Operating bands  p. 48
7.2Channel bandwidth  p. 48
7.2.1Channel bandwidth  p. 48
7.3Channel arrangement enhancement  p. 48
7.3.1Channel raster  p. 48
7.3.1.1NR-ARFCN and channel raster  p. 48
7.3.1.2Channel raster to resource element mapping  p. 48
7.3.1.3Channel raster entries for each operating band  p. 49
7.3.2Synchronization raster  p. 49
8Transmitter/Receiver characteristics for SL enhancement  p. 50
8.1SL enhancement UE Tx requirements  p. 50
8.1.1UE maximum output power  p. 50
8.1.2UE maximum output power reduction  p. 50
8.1.3UE additional maximum output power reduction  p. 51
8.1.4Configured transmitted power  p. 52
8.1.5Minimum output power  p. 52
8.1.6Transmit OFF power  p. 52
8.1.7Transmit ON/OFF time mask  p. 52
8.1.8Power control  p. 52
8.1.9Frequency error  p. 52
8.1.10Transmit modulation quality  p. 52
8.1.11Occupied bandwidth  p. 53
8.1.12Out of band emission  p. 53
8.1.12.1SEM  p. 53
8.1.12.2A-SEM  p. 53
8.1.12.3ACLR  p. 53
8.1.13Spurious Emission  p. 53
8.1.13.1General spurious emissions  p. 53
8.1.13.2Spurious emissions for UE co-existence  p. 53
8.1.13.3Additional spurious emissions requirements  p. 54
8.1.14Transmit intermodulation  p. 54
8.1.15Time Alignment Error  p. 54
8.2SL enhancement UE Rx requirements  p. 54
8.2.1Reference sensitivity power level  p. 54
8.2.2Maximum input level  p. 55
8.2.3Adjacent Channel Selectivity (ACS)  p. 55
8.2.4Blocking characteristics  p. 56
8.2.4.1In-band blocking  p. 56
8.2.4.2Out-of-band blocking  p. 57
8.2.5Spurious response  p. 57
8.2.6Intermodulation characteristics  p. 58
9Conclusion and recommendations  p. 59
$Change history  p. 60

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