Content for TS 38.115-2 Word version: 18.1.0
A Repeater stimulus signals
B Environmental requirements for the Repeater equipment
C Test tolerances and derivation of test requirements
D Calibration
E OTA measurement system set-up
F In-channel TX tests
G TRP measurement procedures
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A (Normative) Repeater stimulus signals p. 72
A.1 Repeater stimulus signal 1 p. 72
A.2 Repeater stimulus signal 2 p. 72
A.3 Repeater stimulus signal spectral purity requirements p. 72
B (Normative) Environmental requirements for the Repeater equipment p. 73
B.1 General p. 74
B.2 Normal test environment p. 74
B.3 Extreme test environment p. 74
B.4 Vibration p. 75
B.5 Power supply p. 75
B.6 Measurement of test environments p. 75
C Test tolerances and derivation of test requirements p. 76
D (Normative) Calibration p. 79
E OTA measurement system set-up p. 79
E.1 OTA output power EIRP, OTA Frequency stability, OTA Error Vector Magnitude and OTA Transmit ON/OFF power p. 80
E.2 Out of band gain p. 81
E.3 Unwanted emission: Operating band unwanted emission and ACLR p. 82
E.4 Input intermodulation p. 83
E.5 Adjacent Channel Rejection Ratio p. 84
F (Normative) In-channel TX tests p. 84
F.1 General p. 84
F.2 Basic principles p. 85
F.2.1 Output signal of the TX under test p. 85
F.2.2 Ideal signal p. 85
F.2.3 Measurement results p. 86
F.2.4 Measurement points p. 86
F.3 Pre-FFT minimization process p. 87
F.4 Timing of the FFT window p. 87
F.5 Resource element TX power p. 89
F.6 Post-FFT equalisation p. 89
F.7 EVM p. 92
F.7.0 General p. 92
F.7.1 Averaged EVM p. 92
G (Normative) TRP measurement procedures p. 94
G.1 General p. 94
G.2 Spherical equal angle grid p. 94
G.2.1 General p. 94
G.2.2 Reference angular step criteria p. 95
G.3 Spherical equal area grid p. 97
G.4 Spherical Fibonacci grid p. 98
G.5 Orthogonal cut grid p. 98
G.5.1 General p. 98
G.5.2 Operating band unwanted emissions p. 100
G.5.3 Spurious unwanted emissions p. 100
G.6 Wave vector space grid p. 100
G.7 Full sphere with sparse sampling p. 101
G.8 Beam-based directions p. 102
G.9 Peak method p. 102
G.10 Equal sector with peak average p. 102
G.11 Pre-scan p. 103
$ Change history p. 104
