Content for TS 43.246 Word version: 18.0.0
1 Scope p. 6
The present document is part of the Release 6 "Introduction of the Multimedia Broadcast Multicast Service (MBMS) in GERAN" work item and it is linked to the corresponding TS 22.146: "Multimedia Broadcast/Multicast Service (MBMS); Stage 1" and TS 23.246: "Multimedia Broadcast/Multicast Service (MBMS); Architecture and functional description".
The purpose of the present document is to provide a stage 2 description of the changes required in existing specifications for the "Introduction of the Multimedia Broadcast Multicast Service (MBMS) in GERAN" feature for Release 6.
2 References p. 6
The following documents contain provisions which, through reference in this text, constitute provisions of the present document.
- References are either specific (identified by date of publication, edition number, version number, etc.) or non specific.
- For a specific reference, subsequent revisions do not apply.
- For a non-specific reference, the latest version applies. In the case of a reference to a 3GPP document (including a GSM document), a non-specific reference implicitly refers to the latest version of that document in the same Release as the present document.
[1]
TS 23.060: "General Packet Radio Service (GPRS); Service description; Stage 2".
[2]
TS 23.107: "Quality of Service (QoS) concept and architecture".
[3]
TS 22.146: "Multimedia Broadcast/Multicast Service (MBMS); Stage 1".
[4]
TS 22.246: "Multimedia Broadcast/Multicast Service (MBMS) user services; Stage 1".
[5]
TS 23.246: "Multimedia Broadcast/Multicast Service (MBMS); Architecture and functional description".
[6]
TR 25.992: "Multimedia Broadcast/Multicast Service (MBMS); UTRAN/GERAN requirements".
[7]
TS 25.346: "Introduction of Multimedia Broadcast/Multicast Service (MBMS) in the Radio Access Network (RAN); Stage 2".
[8]
TS 45.002: "Multiplexing and multiple access on the radio path".
[9]
TS 45.008: "Radio subsystem link control".
[10]
TS 43.022: "Functions related to Mobile Station (MS) in idle mode and group receive mode".
3 Definitions and abbreviations p. 6
3.1 Definitions p. 6
For the purposes of the present document, the terms and definitions given in TS 22.146 and the following apply.
Dedicated MBMS Notification:
A mechanism in the network that allows the network to notify mobile stations in dedicated mode of starting MBMS multicast sessions.
MBMS radio bearer:
In A/Gb mode, an MBMS radio bearer is defined as "point-to-multipoint".
MBMS channel:
An MBMS channel consists of the physical resources assigned to one (several) MBMS service(s). In A/Gb mode, an MBMS channel carries one (several) MBMS radio bearer(s) and may be on one (several) PDCH(s) with GPRS and/or EGPRS TBF(s).
MBMS session:
Defined in TS 22.146.
MBMS service:
Defined in TS 22.146.
MBMS service class:
An MBMS service class is defined as either Background or Streaming, according to TS 23.107.
MBMS notification:
Defined in TS 23.246.
3.2 Abbreviations p. 7
For the purposes of the present document, the following abbreviations apply:
BM-SC
Broadcast/Multicast Service Centre
MBMS
Multimedia Broadcast/Multicast Service
MPRACH
MBMS Packet Random Access Channel
p-t-p
point-to-point
p-t-m
point-to-multipoint
TMGI
Temporary Mobile Group Identifier
