4.2.112 EFEARFCNList (EARFCN list for MTC/NB-IOT UEs)
31.1023GPPCharacteristics of the Universal Subscriber Identity Module (USIM) applicationRelease 17TS
If Service n°121 is "available", this file shall be present.
This EF contains NAS configuration MO having a list of EARFCNs and associated geographical area coordinates configured in the UE for initial cell search of MTC carrier or NB-IoT carrier.
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Identifier: ‘6FFD’ |
Structure: transparent |
Optional |
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File size: X bytes. |
Update activity: low |
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Access Conditions: READ ALWAYS UPDATE ADM ACTIVATE ADM DEACTIVATE ADM |
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Bytes |
Description |
M/O |
Length |
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|
1 to Z |
EARFCN List TLV data object |
M |
Z bytes |
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This EF contains one or more EARFCN List TLV data objects
EARFCN List information:
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Description |
Value |
M/O/C |
Length (bytes) |
|
EARFCN List TLV |
‘A0’ |
M |
1 |
|
Length |
X |
M |
Note 1 |
|
EARFCN Tag |
’80’ |
M |
1 |
|
Length |
Note2 |
M |
1 |
|
EARFCN value |
— |
M |
Note2 |
|
Geographical Area – Polygon Tag |
’81’ |
M |
1 |
|
Length |
6*n (n>2) |
M |
Note 1 |
|
Geographical Area – Polygon value |
— |
M |
6*n (n>2) |
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Note 1: The length is coded according to ISO/IEC 8825-1 [35] Note 2: EARFCN is coded in 4 bytes, as specified in 3GPP TS 36.101 [92] |
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Each EARFCN List TLV data object shall contain one EARFCN and one or more Geographical Area objects.
– Geographical Area – Polygon Tag ’81’
Contents:
A geographical area defined by a polygon with 3 or more points.
Coding:
|
Bytes |
Description |
M/O |
Length |
|
1 to 3 |
Latitude of point 1 |
M |
3 bytes |
|
4 to 6 |
Longitude of point 1 |
M |
3 bytes |
|
7 to 9 |
Latitude of point 2 |
M |
3 bytes |
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10 to 12 |
Longitude of point 2 |
M |
3 bytes |
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13 to 15 |
Latitude of point 3 |
M |
3 bytes |
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16 to 18 |
Longitude of point 3 |
M |
3 bytes |
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19 to 21 |
Latitude of point 4 |
O |
3 bytes |
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22 to 24 |
Longitude of point 4 |
O |
3 bytes |
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: |
: |
: |
: |
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(6n-5) to 6n-3 |
Latitude of point n |
O |
3 bytes |
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(6n-2) to 6n |
Longitude of point n |
O |
3 bytes |
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Latitude and longitude are coded as defined in clause 6.1 of 3GPP TS 23.032 [75]. |
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NOTE: The upper limit of 15 specified in 3GPP TS 23.032 [9] for the number of points in a polygon shape does not apply to the number of coordinates in a geographical area described as a polygon here.