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Drafting Session on eProSe-Ext topics Qualcomm Inc. (rapporteur)

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Presentation on theme: "Drafting Session on eProSe-Ext topics Qualcomm Inc. (rapporteur)"— Presentation transcript:

1 Drafting Session on eProSe-Ext topics Qualcomm Inc. (rapporteur)

2 Service continuity What is the issue? Whether ProSe/EPS would provide IP address preservation and what is the solution to provide service continuity when the UE moves from “network coverage” (e.g. LTE-Uu) to ProSe UE-NW Relay coverage and vice versa What are the proposed principles? A. IP address preservation provided at ProSe/EPS layer As proposed in S2-150799 (Qualcomm, Huawei, Ericsson, USDOC)  HandledS2-150799 B. IP address preservation is NOT provided at ProSe/EPS layer, service continuity is provided by “application/service layer” As proposed in S2-151060 (Intel, ALU, BlackBerry)  HandledS2-151060 What are the proposed alternative solutions based on these principles? IP address preservation provided at ProSe/EPS layer Alt. A1): S2-150787(Ericsson)  HandledS2-150787 Alt. A2): S2-150822 (Huawei)S2-150822 Alt. A3): S2-150995 (Nokia Networks)S2-150995 IP address preservation is NOT provided at ProSe/EPS layer, service continuity is provided by “application/service layer” Alt. B1): S2-151010 (LG Electronics)S2-151010 Alt. B2): S2-151060 (Intel, ALU, BlackBerry)  HandledS2-151060

3 Group Priority/QoS What is the issue? Whether Group priority is needed and how it provided to the UE and network (e.g. RAN) What are the proposed principles? A. Group Priority is needed and it has to be provided to the UE and network As proposed in S2-150812 (Ericsson), S2-150892 (Qualcomm), S2-150823 (Huawei)S2-150812S2-150892S2-150823 B. Static Group Priority is not needed, only “per packet” priority provided in the UE from application As proposed in S2-151029 (ALU, Intel)S2-151029 What are the proposed alternative solutions based on these principles? If A is preferred, how Group Priority is provided to UE and RAN Alt. A1): S2-150812 (Ericsson)S2-150812 Alt. A2): S2-150823 (Huawei)S2-150823 Alt. A3): S2-150892 (Qualcomm)  proposes alternatives but leaves the exact alternative FFSS2-150892 If B is preferred S2-151029 (ALU, Intel) is the only optionS2-151029

4 Model B discovery What is the issue? Whether the ProSe Response Code will be sent via the network or directly What is the proposed principle? A. Response code provided over the network As proposed in S2-150881(Huawei)S2-150881 B. Response code provided directly As proposed in S2-150923(Qualcomm Inc.)S2-150923 What are the proposed alternative solutions based on the principle? If A is preferred, then move forwards with S2-150881(Huawei)S2-150881 If B is preferred, then move forward with S2-150923(Qualcomm Inc.)S2-150923

5 ProSe UE-Nw Relay S2-150829: eMBMS traffic relay enhancementHuawei, HiSilicon S2-150990: Update of the solution using IP multicast in the UE-to-NW Relay Nokia Networks S2-151033: Resolve FFS for IP Multicast on RelayHTC Corporation >>>Possible merge? S2-151054: DL data transmission from an AS to an out-of-network coverage PS terminal via UE-Network RelayITRI S2-151073:Resolution of Editor's note in clause 7.2.2.4Intel

6 Open Discovery enhancements Metadata upload: S2-150828: ProSe Open Discovery Enhancement for Dynamic MetadataHuawei, HiSilicon S2-150924: Metadata upload for Open and Restricted DiscoveryQualcomm Incorporated >>>Possible merge? S2-150922: New UE-initiated update procedures for Open Direct Discovery Qualcomm Incorporated S2-151019: Inform monitoring UE of PLMNs to monitorSamsung R&D Institute UK S2-151037: Proposals for Open ProSe Direct Discovery Enhancement HTC Corporation

7 ProSe UE-UE Relay Stateless UE-UE Relay: S2-151011: Radio resource usage for Stateless ProSe UE-to-UE RelayLG Electronics France S2-151030: Way forward on UE to UE relaysAlcatel-Lucent, Alcatel-Lucent Shanghai Bell, LG Electronics S2-151057: Remove FFS in Clause 7.4.4ITRI >>> Possible Merge? Stateful UE-UE Relay: S2-151058: Stateful ProSe UE-to-UE RelayIntel S2-151070: Conclusions on ProSe UE-to-UE RelayIntel

8 Restricted Discovery S2-150836: ProSe Discovery UE ID updateCATT S2-150882: Conclusion Supplements on ProSe Restricted Discovery S2-150883: Proposals for Service Authorization EnhancementHuawei, HiSilicon S2-151016:Authorisation update: Additional info in context of announcing UESamsung R&D Institute UK S2-151017: Correction to Monitor request procedure with application controlled extensionSamsung R&D Institute UK

9 Proximity Estimation S2-150926: Proximity estimationQualcomm Incorporated S2-151028: Coarse proximity estimationDeutsche Telekom AG S2-151050: Enhanced proximity estimation with logged location informationNEC

10 One-to-one communication S2-151018: Destination address for one-to-one communication Samsung R&D Institute UK S2-151059: Layer-2 ID Uniqueness for One-to-One Direct CommunicationITRI


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