6.7G Transmit intermodulation for V2X Communication
36.521-13GPPEvolved Universal Terrestrial Radio Access (E-UTRA)Part 1: Conformance testingRadio transmission and receptionRelease 17TSUser Equipment (UE) conformance specification
6.7G.1 Transmit intermodulation for V2X Communication / Non-concurrent with E-UTRA uplink transmissions
6.7G.1.1 Test purpose
Same test purpose as in clause 6.7.1.
6.7G.1.2 Test applicability
This test case applies to all types of UE that support V2X Sidelink communication and Band 47.
6.7G.1.3 Minimum conformance requirements
When UE is configured for E-UTRA V2X sidelink transmissions non-concurrent with E-UTRA uplink transmissions for E-UTRA V2X operating bands specified in Table 5.5G-1, the requirements in subclause 6.7.1 apply for E-UTRA V2X sidelink transmission.
The normative reference for this requirement is TS 36.101 [2] clause 6.7.1G.
6.7G.1.4 Test description
6.7G.1.4.1 Initial conditions
Initial conditions are a set of test configurations the UE needs to be tested in and the steps for the SS to take with the UE to reach the correct measurement state.
The initial test configurations consist of environmental conditions, test frequencies and channel bandwidths based on E-UTRA operating bands specified in table 5.4.2G.1-1. All of these configurations shall be tested with applicable test parameters for each channel bandwidth, and are shown in table 6.7G.1.4.1-1. The details of the V2X reference measurement channels (RMCs) are specified in Annexes A.8.3 and the GNSS configuration in TS 36.508 [7] subclause 4.11.
Table 6.7G.1.4.1-1: Test Configuration Table
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Initial Conditions |
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|
Test Environment as specified in TS 36.508[7] subclause 4.1 |
Normal |
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Test Frequencies as specified in TS 36.508 [7] subclause 4.3.1 |
Mid range |
||
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Test Channel Bandwidths as specified in TS 36.508 [7] subclause 4.3.1 |
Lowest, Highest |
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Test Parameters for Channel Bandwidths |
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|
V2X Configuration to Transmit |
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|
Ch BW |
Modulation |
PSSCH RB allocation |
|
|
10MHz |
QPSK |
48@2 |
|
|
20MHz |
QPSK |
96@2 |
|
1. Connect the SS to the UE antenna connectors and connect the GNSS simulator to the UE GNSS RX antenna connector as shown in TS 36.508 [7] Annex A, Figure A.92.
2. The parameter settings for the V2X sidelink transmission over PC5 are pre-configured according to TS 36.508 [7] subclause 4.10.1. Message content exceptions are defined in clause 6.7G.1.4.3.
3. The V2X reference measurement channel is set according to Table 6.7G.1.4.1-1.
3a The GNSS simulator is configured for Scenario #1: static in Geographical area #1, as defined in TS36.508 [7] Table 4.11.2-2. Geographical area #1 is also pre-configured in the UE.
4. Propagation conditions are set according to Annex B.0.
5. Ensure the UE is in State 5A-V2X in Transmit Mode according to TS 36.508 [7] clause 4.5.9.
6. The GNSS simulator is triggered to start step 1 of Scenario #1 to simulate a location in the centre of Geographical area #1. Wait for the UE to acquire the GNSS signal and start to transmit.
6.7G.1.4.2 Test procedure
1. The UE starts to perform the V2X sidelink communication according to SL-V2X-Preconfiguration. Since the UE has no payload and no loopback data to send the UE sends uplink MAC padding bits on the V2X RMC.2. Send continuously uplink power control "up" commands to the UE until the UE transmits at its PUMAX level.
2. Measure the rectangular filtered mean power of the UE.fv
3. Set the interference signal frequency below the UL carrier frequency using the first offset in table 6.7G.1.5-1.
4. Set the interference CW signal level according to table 6.7G.1.5-1.
5. Search the intermodulation product signals below and above the UL carrier frequency, then measure the rectangular filtered mean power of transmitting intermodulation for both signals, and calculate the ratios with the power measured in step 3.
6. Set the interference signal frequency above the UL carrier frequency using the first offset in table 6.7G.1.5-1.
7. Search the intermodulation product signals below and above the UL carrier frequency, then measure the rectangular filtered mean power of transmitting intermodulation for both signals, and calculate the ratios with the power measured in step 2.
Repeat the measurement using the second offset in table 6.7G.1.5-1.
6.7G.1.4.3 Message contents
Message contents are according to TS 36.508 [7] subclause 4.7.I and 4.10.
6.7G.1.5 Test requirements
The ratio derived in step 5 and 7, shall not exceed the described value in table 6.7G.1.5-1.
Table 6.7G.1.5-1: Transmit Intermodulation
|
BW Channel (UL) |
5MHz |
10MHz |
15MHz |
20MHz |
||||
|
Interference Signal Frequency Offset |
5MHz |
10MHz |
10MHz |
20MHz |
15MHz |
30MHz |
20MHz |
40MHz |
|
Interference CW Signal Level |
-40dBc |
|||||||
|
Intermodulation Product |
-29dBc |
-35dBc |
-29dBc |
-35dBc |
-29dBc |
-35dBc |
-29dBc |
-35dBc |
|
Measurement bandwidth |
4.5MHz |
4.5MHz |
9.0MHz |
9.0MHz |
13.5MHz |
13.5MHz |
18MHz |
18MHz |
6.7G.2 Transmit intermodulation for V2X Communication / Simultaneous E-UTRA V2X sidelink and E-UTRA uplink transmissions
6.7G.2.1 Test purpose
Same test purpose as in clause 6.7.1.
6.7G.2.2 Test applicability
This test case applies to all types of E-UTRA UE release 14 and forward that support E-UTRA and V2X sidelink communication.
6.7G.2.3 Minimum conformance requirements
When UE is configured for simultaneous E-UTRA V2X sidelink and E-UTRA uplink transmissions for inter-band E-UTRA V2X / E-UTRA bands specified in Table 5.5G-2, the requirements in subclause 6.7.1 apply for V2X sidelink transmission and the E-UTRA uplink transmission.
The normative reference for this requirement is TS 36.101 [2] clause 6.7.1G.
6.7G.2.4 Test description
6.7G.2.4.1 Initial conditions
Initial conditions are a set of test configurations the UE needs to be tested in and the steps for the SS to take with the UE to reach the correct measurement state.
The initial test configurations consist of environmental conditions, test frequencies and channel bandwidths based on E-UTRA operating bands specified in table 5.4.2G.1-1. All of these configurations shall be tested with applicable test parameters for each channel bandwidth, and are shown in table 6.7G.2.4.1-1. The details of the uplink and V2X reference measurement channels (RMCs) are specified in Annexes A.2 and Annexes A.8.3 respectively. Configurations of PDSCH and PDCCH before measurement are specified in Annex C.2.
Table 6.7G.2.4.1-1: Test Configuration Table
|
Initial Conditions |
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|
Test Environment as specified in TS 36.508[7] subclause 4.1 |
Normal |
|||||
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Test Frequencies as specified in TS 36.508 [7] subclause 4.3.1 |
Mid range |
|||||
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Test Channel Bandwidths as specified in TS 36.508 [7] subclause 4.3.1 |
Lowest NRB_agg, Highest NRB_agg |
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Test Parameters for Channel Bandwidths |
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|
Downlink |
Uplink Configuration |
V2X Configuration |
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|
Ch BW |
N/A for Occupied bandwidth |
Mod’n |
RB allocation |
Ch BW |
Mod’n |
RB allocation |
|
5 MHz |
QPSK |
8 |
10 MHz |
QPSK |
48@2 |
|
|
10 MHz |
QPSK |
12 |
20 MHz |
QPSK |
96@2 |
|
|
15 MHz |
QPSK |
16 |
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|
20 MHz |
QPSK |
18 |
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Note 1: V2X con-current band configurations are checked separately for each band configuration, which applicable aggregated channel bandwidths are specified in Table 5.4.2G.1-2. Note 2: For the uplink RB allocation on the E-UTRA carrier the RBstart shall be RB #0. |
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1. Connect the SS to the UE antenna connectors as shown in TS 36.508 [7] Annex A, Figure 93a.
2. The parameter settings for the cell are set up according to TS 36.508 [7] subclause 4.4.3. Message content exceptions are defined in clause 6.7G.2.4.3.
3 Downlink signals are initially set up according to Annex C.0, C.1, and C.3.0, and uplink signals according to Annex H.1 and H.3.0.
4. The UL and V2X reference measurement channel is set according to Table 6.7G.2.4.1-1.
5. Propagation conditions are set according to Annex B.0.
6. Ensure the UE is in State 3A-RF-V2X according to TS 36.508 [7] clause 5.2A.2C.
6.7G.2.4.2 Test procedure
1. The SS simultaneously sends uplink scheduling information for each UL HARQ process via PDCCH DCI format 0 for C_RNTI to schedule the UL RMC and V2X scheduling information via PDCCH DCI format 5A for SL_V_RNTI to schedule the V2X RMC according to Table 6.7G.2.4.1-1. Since the UE has no payload and no loopback data to send the UE sends uplink MAC padding bits on the UL and V2X RMCs.
2. Send continuously uplink power control "up" commands to the UE until the UE transmits at its PUMAX level. Configure the UE to transmit PSCCH and PSSCH with the PUMAX level of each test points.
3. Measure the rectangular filtered mean power of the UE. On E-UTRA carrier, the TDD slots with transient periods are not under test for the wanted signal and for the intermodulation product.
4. Set the interference signal frequency below the UL carrier frequency using the first offset in table 6.7G.2.5-1.
5. Set the interference CW signal level according to table 6.7G.2.5-1.
6. Search the intermodulation product signals below and above the UL carrier frequency, then measure the rectangular filtered mean power of transmitting intermodulation for both signals, and calculate the ratios with the power measured in step 3.
7. Set the interference signal frequency above the UL carrier frequency using the first offset in table 6.7G.2.5-1.
8. Search the intermodulation product signals below and above the UL carrier frequency, then measure the rectangular filtered mean power of transmitting intermodulation for both signals, and calculate the ratios with the power measured in step 3.
Repeat the measurement using the second offset in table 6.7G.2.5-1.
6.7G.2.4.3 Message contents
Message contents are according to TS 36.508 [7] subclause 4.6.
6.7G.2.5 Test requirements
The ratio derived in step 6 and 8, shall not exceed the described value in table 6.7G.2.5-1.
Table 6.7G.2.5-1: Transmit Intermodulation
|
BW Channel (UL) |
5MHz |
10MHz |
15MHz |
20MHz |
||||
|
Interference Signal Frequency Offset |
5MHz |
10MHz |
10MHz |
20MHz |
15MHz |
30MHz |
20MHz |
40MHz |
|
Interference CW Signal Level |
-40dBc |
|||||||
|
Intermodulation Product |
-29dBc |
-35dBc |
-29dBc |
-35dBc |
-29dBc |
-35dBc |
-29dBc |
-35dBc |
|
Measurement bandwidth |
4.5MHz |
4.5MHz |
9.0MHz |
9.0MHz |
13.5MHz |
13.5MHz |
18MHz |
18MHz |
6.7G.3 Transmit intermodulation for V2X Communication / Intra-band contiguous multi-carrier operation
6.7G.3.1 Test purpose
Same as in clause 6.7.1.
6.7G.3.2 Test applicability.
This test case applies to all types of UE that support Intra-band contiguous multi-carrier operation V2X Sidelink Communication and Band 47.
6.7G.3.3 Minimum conformance requirements
For intra-band contiguous MCC operation the transmit intermodulation requirement for Bandwidth Class B specified in subclause 6.7.1A shall apply.
The normative reference for this requirement is TS 36.101 [2] clause 6.7.1G.
6.7G.3.4 Test description
6.7G.3.4.1 Initial conditions
Initial conditions are a set of test configurations the UE needs to be tested in and the steps for the SS to take with the UE to reach the correct measurement state.
The initial test configurations consist of environmental conditions, test frequencies, and channel bandwidths based on E-UTRA operating bands specified in Table 5.4.2G.1-2. All of these configurations shall be tested with applicable test parameters for each channel bandwidth, and are shown in table 6.7G.3.4.1-1. The details of the V2X reference measurement channels (RMCs) are specified in Annexes A.8.3 and the GNSS configuration in TS 36.508 [7] subclause 4.11.
Table 6.7G.3.4.1-1: Test Configuration Table
|
Initial Conditions |
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|
Test Environment as specified in TS 36.508 [7] subclause 4.1 |
Normal |
|||
|
Test Frequencies as specified in TS 36.508 [7] subclause 4.3.1 |
Mid range |
|||
|
Test CC Combination setting(NRB_agg) as specified in subclause 5.4.2G |
Lowest NRB_agg, Highest NRB_agg |
|||
|
Test Parameters for Channel Bandwidths |
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|
V2X Multi-carrier Configuration |
V2X PSSCH Allocation |
|||
|
CC1 NRB |
CC2 NRB |
CC1 & CC2 Mod |
CC1 and CC2 RB Allocation |
|
|
50 |
50 |
QPSK |
48@2+0@0 |
|
|
50 |
50 |
QPSK |
48@2+48@2 |
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1. Connect the SS to the UE antenna connectors and connect the GNSS simulator to the UE GNSS RXantenna connector as shown in TS 36.508 [7] Annex A, in Figure A.89a.
2. The parameter settings for the V2X sidelink transmission over PC5 are pre-configured according to TS 36.508 [7] subclause4.10.1. Message content exceptions are defined in clause 6.7G.3.4.3.
3. The V2X Reference Measurement Channels are set according to Table 6.7G.3.4.1-1
3a The GNSS simulator is configured for Scenario #1: static in Geographical area #1, as defined in TS36.508 [7] Table 4.11.2-2. Geographical area #1 is also pre-configured in the UE.
4. Propagation conditions are set according to Annex B.0.
5. Ensure the UE is in State 5A-V2X according to TS 36.508 [7] clause 4.5.9.
6. The GNSS simulator is triggered to start step 1 of Scenario #1 to simulate a location in the centre of Geographical area #1. Wait for the UE to acquire the GNSS signal and start to transmit.
6.7G.3.4.2 Test procedure
1. The UE starts to perform the V2X sidelink communication according to SL-V2X-Preconfiguration. Since the UE has no payload and no loopback data to send the UE sends uplink MAC padding bits on the V2X RMCs.
2. Measure the rectangular filtered mean power of the UE.
3. Set the interference signal frequency below the UL carrier frequency using the first offset in table 6.7G.3.5-1.
4. Set the interference CW signal level according to table 6.7G.3.5-1.
5. Search the intermodulation product signals below and above the UL carrier frequency, then measure the rectangular filtered mean power of transmitting intermodulation for both signals, and calculate the ratios with the power measured in step 3.
6. Set the interference signal frequency above the UL carrier frequency using the first offset in table 6.7G.3.5-1.
7. Search the intermodulation product signals below and above the UL carrier frequency, then measure the rectangular filtered mean power of transmitting intermodulation for both signals, and calculate the ratios with the power measured in step 2.
Repeat the measurement using the second offset in table 6.7G.3.5-1.
6.7G.3.4.3 Message contents
Message contents are according to TS 36.508 [7] subclause 4.6, 4.7.I and 4.10 with the following exceptions:
Table 6.7G.3.4.3-0: +CCUTLE (Initial condition)
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Derivation Path: 36.508 Table 4.7I-2: +CCUTLE, condition Close and Transmit |
6.7G.3.5 Test requirement
The ratio derived shall not exceed the described value in table 6.7G.3.5-1
Table 6.7G.3.5-1: Transmit Intermodulation
|
CA bandwidth class(UL) |
B and C |
|
|
Interference Signal Frequency Offset |
BWChannel_CA |
2*BWChannel_CA |
|
Interference CW Signal Level |
-40dBc |
|
|
Intermodulation Product |
-29dBc |
-35dBc |
|
Measurement bandwidth |
BWChannel_CA– 2* BWGB |
|