Network (NW) techniques for constraints on simultaneous use of network slices

    公开(公告)号:US12267800B2

    公开(公告)日:2025-04-01

    申请号:US17441483

    申请日:2021-08-12

    Applicant: Apple Inc.

    Abstract: Techniques discussed herein facilitate configuration of network slices for a User Equipment (UE) supporting constraints on simultaneous operation of slices. Such a technique may comprise: receiving a registration request message to request registration on a set of requested network slices;
    registering the UE to a set of allowed network slices; and generating a registration accept message for transmission indicating the UE is registered to the set of allowed network slices, wherein the registration accept message indicates slice compatibility information for each allowed network slice of the set of allowed network slices for the UE, wherein the slice compatibility information for each allowed network slice indicates whether or not other configured network slices of a set of configured network slices are compatible with the configured network slice for simultaneous operation by the UE.

    Methods to Optimize Simultaneous Voice and Data Experience in Cellular Networks

    公开(公告)号:US20240223620A1

    公开(公告)日:2024-07-04

    申请号:US18391218

    申请日:2023-12-20

    Applicant: Apple Inc.

    CPC classification number: H04L65/1016 H04L65/1069 H04L65/1073 H04W84/042

    Abstract: Optimizations for simultaneous voice and data experiences in cellular networks include methods of handling voice call fallback, e.g.: (1) on VoNR when an IMS PDU session is established but an Internet PDU session is not yet established; (2) on VoNR when IMS and Internet PDU sessions are established in different network slices; (3) on VoNR when an IMS PDU session is established but a rejection is received for an Internet PDU session; (4) on an LTE network after an EPSFB procedure when an IMS bearer is not present; (5) on an LTE network after an EPSFB procedure when an IMS bearer is present but an Internet bearer is not; (6) on VoNR when a network does not support simultaneous voice and data; (7) when a VoNR-capable UE is camped to SA on a VPLMN; and (8) when a non-VoNR-capable UE is camped to SA on a network that supports VoNR.

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