Patent · US Active

Handling of UE in CM-connected state with RRC inactive state

US12279162B2 · kind B2 · utility

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Key dates

Filing dateJun 12, 2020
Grant dateApr 15, 2025
Priority date
Expiry dateNov 12, 2041

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04W40/36
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

Systems and methods for handling a wireless device in a Configuration Management (CM)-Connected state with Radio Resource Control (RRC) Inactive state are provided. In some embodiments, a method for performing a mobility transfer from a Fifth Generation network to an Evolved Packet System (EPS) network includes a 5G network node: receiving, from an EPS network node, a context request for context associated with a User Equipment (UE); determining data forwarding information associated with the UE; and sending, to the EPS network node, a context response comprising context information associated with the UE and data forwarding information associated with the UE. In this way, packet losses will be minimized leading to improved end user performance.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.