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Article | REF: TE7371 V1

Cellular networks - Evolution of the UMTS system towards the EPS system

Author: Jérôme PONS

Publication date: May 10, 2011, Review date: January 5, 2023 | Lire en français

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    1. Migration from UMTS to EPS

    1.1 Standardization work

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    1.1.1 3GPP LTE and SAE working groups

    3GPP has set up two working groups to design the overall technical specifications for the EPS system [3GPP-LTE] :

    • the LTE (Long Term Evolution) group, initiated at the Toronto (Canada) conference in November 2004, was tasked with improving the radio interface and optimizing the access network architecture in a study phase that ended in September 2006. The new radio interface (E-UTRA) and the new access network...

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