9.2.4A FDD-FDD inter-frequency RSTD Accuracy for UE Category 1bis
37.571-13GPPPart 1: Conformance test specificationRelease 16TSUser Equipment (UE) conformance specification for UE positioning
9.2.4A.1 Test purpose
To verify that the Reference Signal Time Difference (RSTD) FDD-FDD inter-frequency measurement accuracy is within the specified limit for all bands in AWGN channels.
9.2.4A.2 Test applicability
This test applies to E-UTRA FDD UE Category 1bis release 13 and forward that support inter-frequency RSTD measurements.
9.2.4A.3 Minimum conformance requirements
Same as 9.2.4.3
The normative reference for this requirement is TS 36.133 [23] clause 9.1.10.6 and A.9.8.3.2A.
9.2.4A.4 Test description
9.2.4A.4.1 Initial conditions
Same as 9.2.4.4.1 with the following exceptions:
1. Connect the SS, faders and AWGN noise sources to the UE antenna connector or antenna connectors as shown in Annex A, Figure A.3, using only the main Tx/Rx path.
2. The general test parameter settings are set up according to Table 9.2.4A.4.1-1
Table 9.2.4A.4.1-1: General Test Parameters for inter-frequency RSTD Tests for E-UTRAN FDD for UE Category 1bis
Parameter |
Unit |
Value |
Comment |
|
Test 1 |
Test 2 |
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PCFICH/PDCCH/PHICH parameters |
R.14 FDD |
R.6 FDD |
As specified in TS 36.521-3 [25] clause A.2.1. |
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OCNG Patterns defined in TS 36.521-3 [25] clause D.1 |
OP.7 FDD |
OP.6 FDD |
OCNG shall be used such that both cells are fully allocated and a constant total transmitted power spectral density is achieved for all OFDM symbols (other than those in the PRS subframes). |
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Reference cell |
Cell 1 |
Cell 1 on RF channel number 1 |
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Neighbour cell |
Cell 2 |
Cell 2 on RF channel number 2 |
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E-UTRA RF Channel Number |
1,2 |
Two FDD carrier frequencies are used. |
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Channel Bandwidth (BWchannel) |
MHz |
1.4 |
10 |
|
GapOffset |
18 |
11 |
For Cell 1 |
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Gap Pattern ID |
0 |
0 |
For Cell 1 |
|
PRS Bandwidth |
RB |
6 |
50 |
|
PRS configuration Index |
Cell 1: 12 Cell 2: 19 |
Cell 1: 2 Cell 2: 12 |
As defined in 3GPP TS 36.211 [26] |
|
PRS subframe offset |
7 |
10 |
For Cell 2 |
|
Number of consecutive positioning downlink subframes |
6 |
1 |
As defined in 3GPP TS 36.211 [26] |
|
prs-MutingInfo Note 2 |
Cell 1: ‘1111111100000000’ Cell 2: ‘1111111100000000’ |
See section 6.5.1.2 in 3GPP TS 36.355 [4] for more information |
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Cell IDNote 2 |
Cell 1: 0 Cell 2: 1 |
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Expected RSTDNote 1 |
μs |
Cell 2: 1 Other neighbour cells: randomly between -3 and 3 |
The expected RSTD is what is expected at the receiver. The corresponding parameter in the OTDOA assistance data specified in TS 36.355 [4] is the expectedRSTD indicator |
|
Expected RSTD uncertainty for all neighbour cells Note 1 |
μs |
5 |
The corresponding parameter in the OTDOA assistance data specified in TS 36.355 [4] is the expectedRSTD-Uncertainty index |
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CP length Note 2 |
Normal |
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DRX |
OFF |
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Radio frame receive time offset between the cells at the UE antenna connector Note 3 |
μs |
Cell 2 to Cell 1: 3 |
Cell 2 to Cell 1: -3 |
PRS are transmitted from synchronous cells |
Number of cells provided in OTDOA assistance data |
16 |
The list includes the reference cell (received in OTDOA-ReferenceCellInfo [4]) on RF channel 1 and 15 other cells on RF channel 2, all received in OTDOA-ProvideAssistanceData [4]. |
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|
ms |
10240 |
Derived according to the RSTD measurement requirements specified in Section 8.1.2.6.5 in TS 36.133 [23]. |
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NOTE 1: Parameters “Expected RSTD” and “Expected RSTD uncertainty for all neighbour cells” in Table 9.2.4.4.1-1 are not settable parameters. These are parameters signalled in LPP only. For the values to be used in LPP see Table 9.2.4.4.3-4 and TS 37.571-5 [20], clause 7.2.2. NOTE 2: Parameters “PRS Bandwidth”, “PRS configuration index”, “Number of consecutive positioning downlink subframes”, “prs-MutingInfo”, “Cell ID” and “CP length” in Table 9.2.4.4.1-1 are settable parameters and also parameters signalled in LPP. For all the values to be used in LPP see Table 9.2.4.4.3-4 and TS 37.571-5 [20], clause 7.2.2. NOTE 3: The parameter “Radio frame receive time offset between the cells at the UE antenna connector” is not a settable parameter but is used to set the “true RSTD” values in step 6 of clause 9.2.4.4.1. NOTE 4: The parameter “ |
9.2.4A.4.2 Test procedure
Same as 9.2.4.4.2.
9.2.4A.4.3 Message contents
Same as 9.2.4.4.3 with the following exceptions
Table 9.2.4A.4.3-1: LPP RequestLocationInformation
Derivation Path: Table 9.2.4.4.3-2 |
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Information Element |
Value/remark |
Comment |
Condition |
LPP-Message ::= SEQUENCE { |
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lpp-MessageBody CHOICE { |
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c1 CHOICE { |
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requestLocationInformation SEQUENCE { |
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criticalExtensions CHOICE { |
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c1 CHOICE { |
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requestLocationInformation-r9 SEQUENCE { |
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commonIEsRequestLocationInformation SEQUENCE { |
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qos SEQUENCE { |
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responseTime SEQUENCE { |
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time |
11 |
See Note 4 of Table 9.2.4A.4.1-1 |
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} |
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} |
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} |
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} |
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} |
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} |
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} |
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} |
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} |
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} |
9.2.4A.5 Test requirement
Same as 9.2.4.5.