Apparatus and method for managing user plane function in wireless communication system
US11743811B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 23, 2021 |
| Grant date | Aug 29, 2023 |
| Priority date | — |
| Expiry date | Oct 29, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W84/042
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
In accordance with an embodiment of the disclosure, a method performed, by an access and mobility management function (AMF), in a wireless communication system, the method comprising receiving, from a user equipment (UE) with a packet data network (PDN) connection established, a registration request message including a first single-network slice selection assistance information (S-NSSAI) associated with the PDN connection, determining a second S-NSSAI associated with a packet data unit (PDU) session corresponding to the PDN connection based on the first S-NSSAI, and transmitting an information regarding the second S-NSSAI to a user plane function (UPF) via a session management function (SMF) to request modification of N4 session.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.