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3GPP TS 25.331 version 12.3.0 Release 12<br />

765<br />

ETSI TS 125 331 V12.3.0 (2014-10)<br />

10.2.48.8.18.1 System Information Block type 15.1<br />

The system information block type 15.1 contains information useful for UE positioning DGPS Corrections. The DGPS<br />

Corrections message conten<strong>ts</strong> are based on a Type-1 message of DGPS specified in [13].<br />

Information Element/Group<br />

name<br />

Need Multi Type and<br />

Reference<br />

DGPS corrections MP UE<br />

positioning<br />

GPS DGPS<br />

corrections<br />

10.3.7.91<br />

Semantics description<br />

10.2.48.8.18.1a<br />

System Information Block type 15.1bis<br />

The system information block type 15.1bis contains information useful for UE positioning DGANSS Corrections. The<br />

DGANSS Corrections message conten<strong>ts</strong> are based on a Type-1 message of DGANSS specified in [13]. The content of<br />

this SIB is GNSS specific.<br />

Information Element/Group<br />

name<br />

Need Type and<br />

Reference<br />

DGANSS corrections MP UE<br />

positioning<br />

DGANSS<br />

corrections<br />

10.3.7.91b<br />

Semantics description<br />

REL-7<br />

Version<br />

10.2.48.8.18.1b<br />

System Information Block type 15.1ter<br />

The system information block type 15.1ter contains information useful for UE positioning DBDS corrections and UE<br />

positioning BDS Ionospheric Grid Model. The content of DBDS Corrections and BDS Ionospheric Grid Model are<br />

based on the NAV message specified in [86]. The content of this SIB is for BDS only.<br />

Information Element/Group<br />

name<br />

Need Type and<br />

Reference<br />

DBDS corrections OP UE<br />

positioning<br />

DBDS<br />

corrections<br />

10.3.7.92e<br />

BDS Ionospheric Grid Model OP UE<br />

positioning<br />

BDS<br />

Ionospheric<br />

Grid Model<br />

10.3.7.92d<br />

Semantics description<br />

REL-12<br />

REL-12<br />

Version<br />

10.2.48.8.18.2 System Information Block type 15.2<br />

The system information block type 15.2 contains information useful for GPS Navigation Model. These IE fields are<br />

based on information extracted from the subframes 1 to 3 of the GPS navigation message [12].<br />

Information Element/Group<br />

name<br />

Need Multi Type and<br />

Reference<br />

Transmission TOW MP Integer<br />

(0..604799)<br />

SatID MP Integer<br />

(0..63)<br />

Semantics description<br />

The approximate GPS time-ofweek<br />

when the message is<br />

broadcast.<br />

in seconds<br />

Satellite ID<br />

ETSI

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