GSM, EDGE & LTE Interworking – What is GELTE?
- Work items for the evolution of the 3GPP radio-access technology (RAT) towards a high-data-rate, low-latency and packet-optimized radio access on-going
- Many GSM/GPRS/EDGE networks deployed worldwide
- Need to provide continuity of service across an operator’s network, no matter which RAT is in use
- At the start of the E-UTRAN work on interworking with GERAN networks was foreseen
- General requirements for the co-existence and interworking between Long Term Evolution (LTE) and existing 3GPP RATs (including GERAN) were captured in TR 25.913.
- GERAN Overview
- GERAN‐LTE interworking
- GERAN Priorities - Release 10 onwards
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