Content for TR 38.803 Word version: 14.3.0
6 RF feasibility
6.1 Common issues for UE and BS
6.1.1 General
6.1.2 NR spectrum utilization
6.1.3 Channel bandwidth/Transmission bandwidth configuration
6.1.4 Channel spacing
6.1.5 Channel raster
6.1.6 Frequency channel number
6.1.7 TDD timing budget
6.1.8 NR in-band requirements
6.1.9 Common issues for mmWave
6.1.10 Example 1: 30 GHz SSB phase noise model
6.1.11 Example 2: mmWave SSB phase noise model
6.2 UE requirements
6.3 BS requirements
6.3.1 General
6.3.2 BS Transmitter characteristic
6.3.3 BS Receiver characteristic
6.3.4 Other
6 RF feasibility p. 83
6.1 Common issues for UE and BS p. 83
6.1.1 General p. 83
6.1.2 NR spectrum utilization p. 84
6.1.3 Channel bandwidth/Transmission bandwidth configuration p. 86
6.1.3.1 Subcarrier spacing p. 86
6.1.3.2 Channel bandwidth p. 86
6.1.3.3 UE transmission bandwidth configuration adaptation p. 87
6.1.4 Channel spacing p. 87
6.1.5 Channel raster p. 87
6.1.6 Frequency channel number p. 87
6.1.7 TDD timing budget p. 87
6.1.8 NR in-band requirements p. 87
6.1.9 Common issues for mmWave p. 90
6.1.9.1 PA efficiency in relation to unwanted emission for mm-wave technologies p. 90
6.1.9.2 Noise figure, dynamic range and bandwidth dependencies for mm-wave technologies p. 92
6.1.9.2.1 Noise figure model p. 92
6.1.9.2.2 Noise factor and noise floor p. 92
6.1.9.2.3 1dB Compression point and gain p. 93
6.1.9.3 Filtering aspect for mm-wave technologies p. 93
6.1.9.3.1 Possibilities of filtering in the analogue front-end p. 94
6.1.9.3.2 Insertion loss (IL) and bandwidth p. 95
6.1.9.4 Carrier frequency and mm-wave technology aspects p. 95
6.1.9.5 Phase noise for mm-wave frequencies p. 96
6.1.9.6 LO generation and distribution p. 97
6.1.10 Example 1: 30 GHz SSB phase noise model p. 97
6.1.11 Example 2: mmWave SSB phase noise model p. 101
6.2 UE requirements p. 103
6.2.1 General p. 103
6.2.1.1 UE antenna arrangement and feasibility of UE beamforming p. 109
6.2.1.2 Transceiver architecture at mmWave p. 115
6.2.1.2.1 Transceiver architectures p. 115
6.2.1.2.1.1 Homodyne transceiver architecture p. 115
6.2.1.2.1.2 Heterodyne transceiver architecture p. 115
6.2.1.2.2 UE Reference architecture p. 115
6.2.1.3 Spherical coverage requirement for mmWave UE p. 118
6.2.2 UE Transmitter characteristic p. 118
6.2.2.1 Tx maximum output power p. 118
6.2.2.2 MPR and A-MPR p. 119
6.2.2.3 Configured transmitted power p. 119
6.2.2.4 Minimum output power p. 119
6.2.2.5 Tx OFF power p. 120
6.2.2.6 ON/OFF time mask p. 120
6.2.2.7 Power control p. 120
6.2.2.8 Frequency error p. 120
6.2.2.9 EVM p. 121
6.2.2.10 Carrier leakage p. 121
6.2.2.11 In-band emissions p. 121
6.2.2.12 Occupied bandwidth p. 121
6.2.2.13 SEM p. 121
6.2.2.14 ACLR p. 122
6.2.2.15 Spurious emissions p. 122
6.2.2.15.1 General spurious p. 122
6.2.2.15.2 Additional spurious p. 122
6.2.2.15.3 UE-to-UE co-existence p. 122
6.2.2.16 Tx intermodulation p. 123
6.2.2.17 Beam correspondence p. 123
6.2.3 UE Receiver characteristic p. 123
6.2.3.1 REFSENS p. 123
6.2.3.2 Maximum input level p. 123
6.2.3.3 ACS p. 124
6.2.3.4 In-band blocking p. 124
6.2.3.5 Out-of-band blocking p. 124
6.2.3.6 Narrow-band blocking p. 124
6.2.3.7 Spurious response p. 124
6.2.3.8 Rx intermodulation p. 124
6.2.3.9 Rx spurious emission p. 125
6.2.3.10 Receiver image p. 125
6.2.3.11 In-channel selectivity p. 125
6.3 BS requirements p. 125
6.3.1 General p. 125
6.3.1.1 Coordinate system p. 135
6.3.1.2 BS class p. 137
6.3.2 BS Transmitter characteristic p. 138
6.3.2.1 General p. 138
6.3.2.2 BS output power p. 138
6.3.2.3 Output power dynamic range p. 138
6.3.2.4 Transmit ON/OFF power p. 138
6.3.2.5 Transmitted signal quality p. 139
6.3.2.5.1 Frequency error p. 139
6.3.2.5.2 EVM p. 139
6.3.2.5.3 TAE p. 139
6.3.2.5.4 DL RS power p. 139
6.3.2.6 Unwanted emission p. 139
6.3.2.6.1 Occupied bandwidth p. 139
6.3.2.6.2 ACLR p. 140
6.3.2.6.3 Mask p. 140
6.3.2.6.4 TX spurious emissions p. 140
6.3.2.7 TX IM p. 141
6.3.2.8 In-band emission p. 141
6.3.3 BS Receiver characteristic p. 141
6.3.3.1 Reference sensitivity p. 141
6.3.3.2 Dynamic range p. 141
6.3.3.3 In-channel selectivity p. 141
6.3.3.4 ACS and narrow-band blocking p. 141
6.3.3.5 Blocking p. 142
6.3.3.6 Receiver spurious emissions p. 142
6.3.3.7 Receiver intermodulation p. 142
6.3.4 Other p. 142
