C.1 Measurement of transmitter

38.176-23GPPIntegrated Access and Backhaul (IAB) conformance testingNRPart 2: radiated conformance testingRelease 17TS

Table C.1-1: Derivation of test requirements (FR1 OTA transmitter tests)

Test

Minimum requirement in TS 38.174 [2]

Test Tolerance
(TTOTA)

Test requirement in the present document

6.2 Radiated transmit power

See TS 38.174 [2], clause 9.2

Normal conditions:

1.1 dB, f ≤ 3.0 GHz

1.3 dB, 3.0 GHz < f ≤ 4.2 GHz

1.3 dB, 4.2 GHz < f ≤ 6.0 GHz

Extreme conditions:

2.5 dB, f ≤ 3.0 GHz

2.6 dB, 3.0 GHz < f ≤ 4.2 GHz

2.6 dB, 4.2 GHz < f ≤ 6.0 GHz

Formula:

Upper limit + TT, Lower limit – TT

6.3 IAB output power

See TS 38.174 [2], clause 9.3

1.4 dB, f ≤ 3.0 GHz

1.5 dB, 3.0 GHz < f ≤ 4.2 GHz

1.5 dB, 4.2 GHz < f ≤ 6.0 GHz

Formula:

Upper limit + TT, Lower limit – TT

[6.4.1.3] IAB-DU OTA output power dynamics

See TS 38.174 [2], clause 9.4.1

0.4 dB

Formula:

Total power dynamic range – TT

[6.4.2] IAB-MT OTA output power dynamics

See TS 38.174 [2], clause 9.4.2

f≤ 3.0GHz

±0.7 dB, BW ≤ 40MHz

±1.0 dB, 40MHz < BW ≤ 100MHz

3.0GHz < f ≤ 4.2GHz

±1.0 dB, BW ≤ 40MHz

±1.6 dB, 40MHz < BW ≤ 100MHz

4.2GHz < f ≤ 6.0GHz

±1.3 dB, BW ≤ 20MHz

±1.5 dB, 20MHz < BW ≤ 40MHz

±1.6 dB, 40MHz < BW ≤ 100MHz

Formula:

Total power dynamic range – TT

6.5.1 OTA transmitter OFF power

See TS 38.174 [2], clause 9.5.2

3.4 dB , f ≤ 3.0GHz

3.6 dB, 3.0GHz < f ≤ 4.2GHz

3.6 dB, 4.2GHz < f ≤ 6.0GHz

Formula:

Minimum Requirement + TT

6.6.2.1 IAB-DU OTA frequency Error

See TS 38.174 [2], clause 9.6.1.1

12 Hz

Formula:

Frequency Error limit + TT

6.6.2.2 IAB-MT OTA frequency error

See TS 38.174 [2], clause 9.6.1.2

±15 Hz, f ≤ 3.0GHz

±36 Hz, f > 3.0GHz

Formula:

Frequency Error limit + TT

6.6.3 OTA Modulation quality (EVM)

See TS 38.174 [2], clause 9.6.2

1%

Formula:

EVM limit + TT

6.6.4 OTA time alignment error

See TS 38.174 [2], clause 9.6.3

25 ns

6.7.2 OTA occupied bandwidth

See TS 38.174 [2], clause 9.7.2

0 Hz

Formula:

Minimum Requirement + TT

6.7.3 OTA Adjacent Channel Leakage Power Ratio (ACLR)

See TS 38.174 [2], clause 9.7.3

Relative:

1.0 dB, f ≤ 3.0GHz

1.2 dB, 3.0GHz < f ≤ 4.2GHz

1.2 dB, 4.2GHz < f ≤ 6.0GHz

Absolute:

0 dB

Formula:

Relative limit – TT

Absolute limit +TT

6.7.4 OTA operating band unwanted emissions

See TS 38.174 [2], clause 9.7.4

Offsets < 10MHz

1.8 dB, f ≤ 3.0GHz

2 dB, 3.0GHz < f ≤ 4.2GHz

2 dB, 4.2GHz < f ≤ 6.0GHz

Offsets ≥ 10MHz

0 dB

Formula:

Minimum Requirement + TT

6.7.5.2 General transmitter spurious emissions requirements

Category A

See TS 38.174 [2], clause 9.7.5.2.2

0 dB

Formula:

Minimum Requirement + TT

6.7.5.2 General transmitter spurious emissions requirements

Category B

See TS 38.174 [2], clause 9.7.5.2.2

0 dB

Formula:

Minimum Requirement + TT

6.7.5.3 Additional spurious emissions requirements

See TS 38.174 [2], clause 9.7.5.2.3

2.6 dB, f ≤ 3 GHz

3.0 dB, 3 GHz < f ≤ 4.2 GHz

3.5 dB, 4.2 GHz < f ≤ 6 GHz

For co-existence with PHS

0 dB

Formula:

Minimum Requirement + TT

6.7.5.4 Co-location with other base stations

See TS 38.174 [2], clause 9.7.5.2.4

3.1 dB, f ≤ 3.0GHz

3.3 dB, 3.0GHz < f ≤ 4.2GHz

3.4 dB, 4.2GHz < f ≤ 6.0GHz

Formula:

Minimum Requirement + TT

6.8 OTA transmitter intermodulation

See TS 38.174 [2], clause 9.8

0 dB

NOTE: TT values are applicable for normal condition unless otherwise stated.

Table C.1-2: Derivation of test requirements (FR2 OTA transmitter tests)

Test

Minimum requirement in TS 38.174 [2]

Test Tolerance
(TTOTA)

Test requirement in the present document

IAB-DU

IAB-MT

6.2 Radiated transmit power

See TS 38.174 [2], clause 9.2

Normal conditions:

1.7 dB, 24.25GHz < f ≦ 29.5GHz

2.0 dB, 37GHz < f ≦ 43.5GHz

Extreme conditions:

3.1 dB, 24.25GHz < f ≦ 29.5GHz

3.3 dB, 37GHz < f ≦ 43.5GHz

Normal condition:

±2.6 dB (24.25 – 29.5 GHz)

±2.6 dB (37 – 43.5 GHz)

Extreme condition:

±3.7 dB (24.25 – 29.5 GHz)

±3.7 dB (37 – 43.5 GHz)

Formula:

Upper limit + TT, Lower limit – TT

6.3 IAB output power

See TS 38.174 [2], clause 9.3

2.1 dB, 24.25GHz < f ≦ 29.5GHz

2.4 dB, 37GHz < f ≦ 43,5GHz

±2.8 dB (24.25 – 29.5 GHz)

±2.9 dB (37 – 43.5 GHz)

Formula:

Upper limit + TT, Lower limit – TT

6.4.1.3 IAB-DU OTA output power dynamics

See TS 38.174 [2], clause 9.4.1.3

0.4 dB

N/A

Formula:

Total power dynamic range – TT

6.4.2 IAB-MT OTA output power dynamics

See TS 38.174 [2], clause 9.4.2

N/A

±0.7 dB, BW ≤ 40MHz

±1.0 dB, 40MHz < f ≤ 100MHz

Formula:

Total power dynamic range – TT

6.5.1 OTA transmitter OFF power

See TS 38.174 [2], clause 9.5.2

2.9 dB, 24.25GHz < f ≦ 29.5GHz

3.3 dB, 37GHz < f ≦ 43.5GHz

Formula:

Minimum Requirement + TT

6.6.2 OTA frequency Error

See TS 38.174 [2], clause 9.6.1

12 Hz

[± 0.01 ppm]

Formula:

Frequency Error limit + TT

6.6.3 OTA Modulation quality (EVM)

See TS 38.174 [2], clause 9.6.2

1 %

Formula:

EVM limit + TT

6.6.4 OTA time alignment error

See TS 38.174 [2], clause 9.6.3

25 ns

N/A

6.7.2 OTA occupied bandwidth

See TS 38.174 [2], clause 9.7.2

0 Hz

Formula:

Minimum Requirement + TT

6.7.3 OTA Adjacent Channel Leakage Power Ratio (ACLR)

See TS 38.174 [2], clause 9.7.3

Relative:

2.3 dB, 24.25GHz < f ≦ 29.5GHz

2.6 dB, 37GHz < f ≦43.5GHz

Absolute:

2.7 dB, 24.25GHz < f ≦ 29.5GHz

2.7 dB, 37GHz < f ≦43.5GHz

Relative ACLR:

±2.8 dB (24.25 – 29.5 GHz)

±2.9 dB (37 – 43.5 GHz)

Absolute ACLR:

±2.9 dB (24.25 – 29.5 GHz)

±3.0 dB (37 – 43.5 GHz)

Formula:

Relative limit – TT

Absolute limit +TT

6.7.4 OTA operating band unwanted emissions

See TS 38.174 [2], clause 9.7.4

0 MHz ≤ Δf < 0.1*BWcontiguous

2.7 dB, 24.25GHz < f ≦ 29.5GHz

2.7 dB, 37GHz < f ≦43.5GHz

0.1*BWcontiguous ≤ Δf < Δfmax

0 dB

For co-existence with Earth Exploration Satellite Service 0 dB

0 MHz ≤ Δf < 0.1*BWcontiguous

±2.9 dB (24.25 – 29.5 GHz)

±3.0 dB (37 – 43.5 GHz)0.1*BWcontiguous ≤ Δf < Δfmax

0 dB

For co-existence with Earth Exploration Satellite Service 0 dB

Formula:

Minimum Requirement + TT

6.7.5.2 General transmitter spurious emissions requirements

Category A

See TS 38.174 [2], clause 9.7.5.2.2

0 dB

Formula:

Minimum Requirement + TT

6.7.5.2 General transmitter spurious emissions requirements

Category B

See TS 38.174 [2], clause 9.7.5.2.2

0 dB

Formula:

Minimum Requirement + TT

6.7.5.4 OTA transmitter spurious emissions, additional requirements

See TS 38.174 [2], clause 9.7.5.3.3

For co-existence with Earth Exploration Satellite Service 0 dB

Formula:

Minimum Requirement + TT

NOTE: TT values are applicable for normal condition unless otherwise stated.