WIRELESS EMERGENCY ALERT GEOFENCING ENHANCEMENTS

    公开(公告)号:US20240357336A1

    公开(公告)日:2024-10-24

    申请号:US18763769

    申请日:2024-07-03

    Applicant: Apple Inc.

    CPC classification number: H04W4/90 H04W4/021 H04W4/12

    Abstract: A base station receives an alert indicating a geofenced area, and determines whether its coverage area is completely within the area. If so, the base station generates/sends a wireless emergency alert (WEA) to user equipment in the coverage area that does not indicate the area. Otherwise, the base station generates/sends a WEA that indicates the area. The base station sends action messages that indicate a periodicity and end time for the user equipment to determine whether its location is within the geofenced area, a lack of service time limit and lack of service action for the user equipment to perform after it has been without cellular service for the lack of service time limit, a lack of location time limit and lack of location action for the user equipment to perform if its location cannot be determined for the lack of location time limit, and/or that the WEA has ended.

    Device, system, and method for persisting network registration rejection causes

    公开(公告)号:US10159057B1

    公开(公告)日:2018-12-18

    申请号:US15612832

    申请日:2017-06-02

    Applicant: APPLE INC.

    Abstract: A device, system, and method persists network registration rejection causes. The method is performed at a device connected to a network and comprising a temporary memory and a persistent memory, the device using the data stored in the temporary memory when performing network registration operations. When a power cycle is detected, the method includes determining whether there is persistent data in the persistent memory for a first attempt to register with the network prior to the power cycle, the persistent data including a rejection cause for the first attempt. When there is the persistent data in the persistent memory, the method includes determining whether the persistent data is valid for a second attempt to register with the network after the power cycle. When the persistent data is valid, the method includes generating and storing cause data based on the persistent data in the temporary memory prior to the second attempt.

    Electronic Devices with Alert Geofencing

    公开(公告)号:US20250080965A1

    公开(公告)日:2025-03-06

    申请号:US18773078

    申请日:2024-07-15

    Applicant: Apple Inc.

    Abstract: A communications system may include a user equipment (UE) device, a cellular network, a core network, and an emergency alert originator that broadcasts an emergency alert. The core network transmits a message to the UE that identifies a first region associated with the alert. The cellular network transmits a message to the UE that identifies a second region associated with the alert. The UE generates an expanded region as a hull around the first region and monitors its location relative to the hull. The UE displays a message body of the alert if/when the UE is within the hull and the first region is sufficiently similar to the second region. This may allow the UE to inform a user of the alert as rapidly as possible, regardless of how the cellular network and/or the core network interpret the emergency alert broadcast by the emergency alert originator.

    WIRELESS EMERGENCY ALERT GEOFENCING ENHANCEMENTS

    公开(公告)号:US20220417722A1

    公开(公告)日:2022-12-29

    申请号:US17901588

    申请日:2022-09-01

    Applicant: Apple Inc.

    Abstract: A base station receives an alert indicating a geofenced area, and determines whether its coverage area is completely within the area. If so, the base station generates/sends a wireless emergency alert (WEA) to user equipment in the coverage area that does not indicate the area. Otherwise, the base station generates/sends a WEA that indicates the area. The base station sends action messages that indicate a periodicity and end time for the user equipment to determine whether its location is within the geofenced area, a lack of service time limit and lack of service action for the user equipment to perform after it has been without cellular service for the lack of service time limit, a lack of location time limit and lack of location action for the user equipment to perform if its location cannot be determined for the lack of location time limit, and/or that the WEA has ended.

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