Patent ID: 9717063
Date: 2017-07-25
CPC Classifications: G06F,H04L,H04W

Claim:
1. A method on a Mobile Equipment (ME) for managing Internet Protocol (IP) Multimedia Subsystem (IMS) communication, the method comprising: sending, to a universal integrated circuit card (UICC), a download profile, the download profile indicating support for an IMS Registration Event and a second event corresponding to a network error unrelated to IMS registration; in response to sending the download profile, receiving, from the UICC, a SET UP EVENT LIST command setting up a current event list, the current event list including the IMS Registration Event and the second event; sending a registration message from the ME to the IMS, wherein the registration message is associated with an IMS message type; in response to the registration message, receiving, by the ME from the IMS, a notification regarding registration in the IMS; receiving, by the ME, an indication of the network error corresponding to the second event; in response to receiving the indication of the network error, notifying the UICC of the network error based on the second event in the current event list; when the notification regarding registration in the IMS indicates that IMS registration was unsuccessful: when the notification regarding registration in the IMS indicates that IMS registration was successful: