TS 38.561
5G New Radio —
UE TRP (Total Radiated Power) and TRS (Total Radiated Sensitivity)
Requirements and Test methodologies for FR1 (NR SA and EN-DC);
User Equipment (UE) conformance specification
V17.1.0 (PDF)
2024/03 … p.
- Rapporteur:
- Mr. Mohan, Ashwin
Apple Portugal
full Table of Contents for TS 38.561 Word version: 17.0.0
1 Scope
2 References
3 Definitions of terms, symbols, and abbreviations
4 General
5 Frequency Bands
6 FR1 Transmitter (TRP) Performance
7 FR1 Receiver (TRS) Performance
A Test methodology
B Phantoms definition and Positioning
C Environmental requirements
$ Change History
1 Scope p. 7
The present document specifies details of conformance testing of UE TRP (Total Radiated Power) and TRS (Total Radiated Sensitivity) requirements and test methodologies for FR1 (NR SA and EN-DC).
2 References p. 7
3 Definitions of terms, symbols, and abbreviations p. 8
4 General p. 9
4.1 Relationship between minimum requirements and test requirements p. 9
4.2 Applicability of minimum requirements p. 9
4.2.1 General p. 9
4.2.2 UE mechanical modes p. 9
4.3 Applicability rules for testing of FR1 SA and NSA UEs p. 9
4.4 Applicability rules for testing of power class capability of UEs p. 10
5 Frequency Bands p. 10
6 FR1 Transmitter (TRP) Performance p. 18
6.1 General p. 18
6.2 TRP Performance for Handheld UE p. 18
6.2.1 TRP Performance for Handheld UE for FR1 (NR SA and EN-DC) p. 18
7 FR1 Receiver (TRS) Performance p. 23
7.1 General p. 23
7.2 TRS Performance for Handheld UE p. 23
A (Normative) Test methodology p. 28
A.1 General p. 28
A.2 UE configuration p. 28
A.2.1 General p. 28
A.2.2 UE configuration for TRP test p. 28
A.2.3 UE configuration for TRS test p. 28
A.3 Test system of Anechoic Chamber method p. 29
A.3.1 System setup p. 29
A.3.2 Calibration procedure p. 29
A.3.3 Test procedure p. 30
A.3.4 Minimum Range Length p. 32
A.3.5 Definition of TRP and TRS for AC p. 33
A.3.6 TAS OFF verification procedure p. 35
A.4 Estimation of measurement uncertainty p. 35
A.4.1 General p. 35
A.4.2 Measurement uncertainty contribution descriptions p. 36
A.4.2.1 Mismatch uncertainty p. 36
A.4.2.1.1 Mismatch uncertainty between measurement receiver / communication tester and the measurement antenna p. 37
A.4.2.1.1.1 Mismatch uncertainty through the connector between two elements p. 37
A.4.2.1.1.2 Mismatch uncertainty due to the interaction of several elements p. 38
A.4.2.1.1.3 Total combined mismatch uncertainty p. 39
A.4.2.1.2 Mismatch uncertainty of the RF relay p. 39
A.4.2.1.2.1 First part: RF Relay switched on the co-polarized signal p. 40
A.4.2.1.2.2 Second part: RF relay switched on the cross-polarized signal p. 41
A.4.2.1.2.3 Total combined mismatch uncertainty p. 42
A.4.2.2 Insertion loss p. 42
A.4.2.2.1 Insertion loss of the measurement antenna cable p. 42
A.4.2.2.2 Insertion loss of the measurement antenna attenuator (if used) p. 42
A.4.2.2.3 Insertion loss of the RF relays (if used) p. 42
A.4.2.2.4 Insertion loss: calibration antenna feed cable p. 42
A.4.2.2.5 Insertion loss: calibration antenna attenuator (if used) p. 43
A.4.2.3 Influence of the antenna cable p. 43
A.4.2.4 Measurement receiver: uncertainty of the absolute level p. 43
A.4.2.5 Communication tester: uncertainty of the absolute level p. 43
A.4.2.6 Sensitivity measurement: output level step resolution p. 44
A.4.2.7 Measurement distance p. 44
A.4.2.7.1 Offset of phase centre from axis(es) of rotation p. 44
A.4.2.7.1.1 Offset of DUT phase centre from axis(es) of rotation p. 44
A.4.2.7.1.2 Offset of calibration antenna phase centre from axis(es) of rotation p. 44
A.4.2.7.2 Mutual coupling p. 45
A.4.2.7.3 Phase curvature p. 45
A.4.2.8 Quality of quiet zone p. 45
A.4.2.9 DUT Tx-power drift p. 46
A.4.2.10 DUT sensitivity drift p. 47
A.4.2.11 Uncertainty related to the use of phantoms p. 47
A.4.2.11.1 Uncertainty from using different types of SAM phantom p. 47
A.4.2.11.2 Simulated tissue liquid uncertainty p. 47
A.4.2.11.3 Uncertainty of dielectric properties and shape of the hand phantom p. 47
A.4.2.11.4 Uncertainty from using different types of Laptop Ground Plane phantom p. 49
A.4.2.11.5 Positioning Uncertainty from using Phantoms p. 49
A.4.2.12 Coarse sampling grid p. 50
A.4.2.13 Random uncertainty p. 50
A.4.2.14 Frequency response p. 51
A.4.2.15 Uncertainty of network analyser p. 51
A.4.2.16 Uncertainty of the gain/efficiency of the calibration antenna p. 51
A.4.3 Total Radiated Power (TRP) p. 51
A.4.4 Total Radiated Sensitivity (TRS) p. 55
B (Normative) Phantoms definition and Positioning p. 57
C (Normative) Environmental requirements p. 60
$ Change History p. 61
