Abstract
An embodiment of the present invention pertains to a method for a home subscriber server (HSS)+user data management (UDM) supporting a mobile terminated (MT) short message (SM) service for a UE that is registered to both of an evolved packet core (EPC) and a 5G core network (5GC) in a wireless communication system the method comprising the steps of: the HSS+UDM receiving information for MT SM routing from an access and mobility management function (AMF) and a mobility management entity (MME); determining a priority regarding which one of an SMSF connected to the AMF and the MME an MT SM would be transmitted to first based on the information; and transmitting routing information including the determined priority to an SMS-related node wherein the HSS+UDM may determine the priority according to whether a UE to receive the MT SM is in a state of being connected to 5GC or EPC.
Technologies
Mobility and handover
Product
Use Cases
Services
Claim
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Note:
The information in blue was extracted from the third parties (Standard Setting Organisation, Espacenet)
The information in grey was provided by the patent holder
The information in purple was extracted from the FrandAvenue
Explicitly disclosed patent:openly and comprehensibly describes all details of the invention in the patent document.
Implicitly disclosed patent:does not explicitly state certain aspects of the invention, but still allows for these to be inferred from the information provided.
Basis patent:The core patent in a family, outlining the fundamental invention from which related patents or applications originate.
Family member:related patents or applications that share a common priority or original filing.