Content for TR 38.820 Word version: 16.1.0
2 References
3 Definitions, symbols and abbreviations
4 Regulatory landscape survey
5 Study on general aspects
6 NR UE
7 NR BS
A Example filter characteristics
B Frequency ranges of interest in 7 - 24 GHz
$ Change history
2 References p. 8
3 Definitions, symbols and abbreviations p. 12
4 Regulatory landscape survey p. 15
4.1 General p. 15
4.2 ITU Region 1 p. 18
4.2.1 Europe and CEPT p. 18
4.3 ITU Region 2 p. 23
4.3.1 USA p. 23
4.4 WRC-19 outcomes p. 28
5 Study on general aspects p. 30
5.1 General p. 30
5.2 Selection of frequency sub-ranges and example frequencies p. 30
5.3 Comparison of FR1 and FR2 characteristics p. 30
5.3.1 General p. 30
5.3.1.1 RAN1 specification impacts p. 30
5.3.1.2 RAN2 specification impacts p. 31
5.3.1.3 RAN4 specification impacts p. 31
5.3.2 Transmitter architecture p. 32
5.4 RF technology considerations in the 7 - 24 GHz range p. 34
5.4.1 PA trends p. 34
5.4.2 PA power scaling and AAS dependencies p. 38
5.4.3 PA Output power, ACLR and PAE dependencies p. 39
5.5 Key parameters over the 7 - 24 GHz range p. 43
5.5.1 Noise figure p. 43
5.5.1.1 General aspects for noise figure p. 43
5.5.1.2 NF analysis for NR BS p. 43
5.5.1.3 NF analysis for NR UE p. 44
5.5.2 Power amplifiers p. 47
5.5.3 Phase noise p. 47
5.5.3.1 General p. 47
5.5.3.2 LO generation and distribution p. 48
5.5.3.3 Performance of reference source p. 48
5.5.3.4 Noise floor p. 49
5.5.4 Correlation of noise and emissions p. 50
5.6 Deployment scenarios p. 50
5.6.1 Indoor hotspot p. 51
5.6.2 Dense urban p. 51
5.6.3 Urban macro p. 51
5.6.4 IAB p. 51
5.6.5 Summary p. 51
5.7 NR system parameters analysis for 7 - 24 GHz range p. 53
5.7.1 General p. 53
5.7.2 SCS p. 54
5.7.3 Channel bandwidth p. 54
5.7.4 Spectrum utilization p. 54
5.7.5 Channel raster p. 54
5.7.6 Sync raster p. 54
5.7.7 Channel spacing p. 55
5.7.8 Aggregated system bandwidth p. 55
6 NR UE p. 57
6.1 NR UE architecture p. 57
6.1.1 Mixed UE transceiver architecture p. 57
6.1.2 Frequency sub-range 1 p. 57
6.1.3 Frequency sub-range 3 p. 58
6.2 NR UE requirements classification p. 58
6.3 UE RF requirements p. 59
6.3.1 UE RF technology aspects p. 59
6.3.1.1 Antenna technology p. 59
6.3.1.1.1 Beamforming p. 59
6.3.1.1.2 MIMO p. 60
6.3.1.2 Propagation aspect for UE p. 61
6.3.1.3 RF front end technology p. 65
6.3.1.4 Testability considerations p. 68
7 NR BS p. 70
7.1 General p. 70
7.2 BS architecture and requirements classification p. 70
7.2.1 Reference architecture p. 70
7.2.2 Requirement sets p. 71
7.2.3 Antenna topologies p. 72
7.2.4 Array antenna model p. 73
7.3 BS classes p. 75
7.4 BS RF requirements p. 76
7.4.1 Transmitter requirements p. 76
7.4.1.1 Tx requirements overview p. 76
7.4.1.2 Output power accuracy p. 80
7.4.1.2.1 General p. 80
7.4.1.2.2 Conducted output power accuracy p. 81
7.4.1.2.3 TRP accuracy p. 81
7.4.1.2.4 EIRP accuracy p. 82
7.4.1.3 Output power dynamics p. 82
7.4.1.3.1 Conducted RE power control dynamic range p. 82
7.4.1.3.2 OTA RE power control dynamic range p. 82
7.4.1.3.3 Total power dynamic range p. 83
7.4.1.3.4 OTA total power dynamic range p. 83
7.4.1.4 Transmit ON/OFF power p. 83
7.4.1.5 Transmitted signal quality p. 84
7.4.1.6 ACLR p. 84
7.4.1.7 Operating Bands Unwanted emissions (OBUE) p. 85
7.4.1.7.1 General p. 85
7.4.1.7.2 OBUE limits in FR1 and FR2 p. 86
7.4.1.7.3 OBUE limits in 7 - 24 GHz p. 87
7.4.1.8 Spurious emissions p. 88
7.4.1.8.1 General p. 88
7.4.1.8.2 International regulation (ITU-R) p. 88
7.4.1.8.3 European regulation (CEPT) p. 88
7.4.1.8.4 Other regional regulation p. 90
7.4.1.8.5 Possible new limits in 7 - 24 GHz p. 90
7.4.1.9 TX IMD p. 90
7.4.1.10 Co-location requirements p. 91
7.4.1.10.1 General p. 91
7.4.1.10.2 Co-location emissions p. 91
7.4.1.11 Co-existence requirements p. 92
7.4.2 Receiver requirements p. 93
7.4.2.1 Rx requirements overview p. 93
7.4.2.2 Receiver sensitivity p. 96
7.4.2.2.1 Background p. 96
7.4.2.2.2 Conducted sensitivity p. 96
7.4.2.2.3 OTA sensitivity p. 97
7.4.2.2.4 OTA REFSENS p. 97
7.4.2.2.5 7 - 24 GHz p. 97
7.4.2.3 Dynamic range p. 98
7.4.2.4 In-band blocking p. 98
7.4.2.4.1 Background p. 98
7.4.2.4.2 7 - 24 GHz p. 99
7.4.2.5 Out-of-band blocking requirements p. 99
7.4.2.5.1 General p. 99
7.4.2.5.2 Background p. 99
7.4.2.5.3 Technical considerations for 7 - 24 GHz p. 101
7.4.2.5.4 Out-of-band co-location receiver blocking p. 101
7.4.2.6 Receiver spurious emissions p. 102
7.4.2.7 In-channel selectivity p. 102
7.4.2.7.1 In-channel selectivity for FR1 and FR2 p. 102
7.4.2.7.2 In-channel selectivity for 7 - 24 GHz p. 103
7.4.2.9 RX IMD p. 104
7.5 BS EMC requirements p. 105
A Example filter characteristics p. 107
A.1 20 GHz example frequency filtering p. 107
A.2 15 GHz example frequency filtering p. 110
A.3 10 GHz example frequency filtering p. 110
B Frequency ranges of interest in 7 - 24 GHz p. 113
$ Change history p. 115
