TSG GERAN

GSM EDGE
Radio Access Network

GERAN WG1 Radio Aspects

GERAN WG2 Protocol Aspects

GERAN WG3 Terminal Testing

TSG RAN

Radio Access Network

RAN WG1 Radio Layer 1 spec

RAN WG2 Radio Layer 2 spec
Radio Layer 3 RR spec

RAN WG3 lub spec, lur spec, lu spec
UTRAN O&M requirements

RAN WG4 Radio Performance
Protocol aspects

RAN WG5 Mobile Terminal
Conformance Testing

TSG SA

Service & Systems Aspects

SA WG1 Services

SA WG2 Architecture

SA WG3 Security

SA WG4 Codec

SA WG5 Telecom Management

TSG CT

Core Network & Terminals

CT WG1 MM/CC/SM (lu)

CT WG3 Interworking with external networks

CT WG4 MAP/GTP/BCH/SS

CT WG6 Smart Card Application Aspects