Study on architecture enhancements to support Proximity-based Services (ProSe)
The present document is limited to the Stage 2 study and evaluation of possible 3GPP technical system solutions for architectural enhancements needed to support Proximity-based Services (ProSe) based on the relevant Stage 1 requirements as defined in TS 22.278 [3] and TS 22.115 [4].
NOTE: Some aspects in this feasibility study have led into normative specification in TS 23.303 [26].The text of the present document was not updated to align with normative specifications.