18367011. Methods for Handling Radio Access Network Notification Area (RNA) Update Configuration Upon Reject simplified abstract (Telefonaktiebolaget LM Ericsson (publ))

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Methods for Handling Radio Access Network Notification Area (RNA) Update Configuration Upon Reject

Organization Name

Telefonaktiebolaget LM Ericsson (publ)

Inventor(s)

Gunnar Mildh of Sollentuna (SE)

Icaro L. J. Da Silva of Solna (SE)

Methods for Handling Radio Access Network Notification Area (RNA) Update Configuration Upon Reject - A simplified explanation of the abstract

This abstract first appeared for US patent application 18367011 titled 'Methods for Handling Radio Access Network Notification Area (RNA) Update Configuration Upon Reject

Simplified Explanation

The abstract describes a wireless device that handles area update reports. When the device enters a cell that is not configured for it, it initiates a radio network area update (RNAU). If the RNAU is rejected by the wireless network, the device sets a reject wait timer and performs the RNAU after the timer expires. In some cases, the device also sets a periodic RNAU timer and performs the RNAU when both timers expire.

  • The wireless device detects when it enters a cell that is not configured for it.
  • It initiates a radio network area update (RNAU) to update its network area.
  • If the RNAU is rejected, the device sets a reject wait timer.
  • After the timer expires, the device performs the RNAU again.
  • In some cases, the device also sets a periodic RNAU timer.
  • The device performs the RNAU when both the reject wait timer and the periodic RNAU timer expire.

Potential Applications

  • Mobile devices that need to update their network area when entering a new cell.
  • Wireless devices that need to handle area update reports efficiently.

Problems Solved

  • Ensures that wireless devices are properly configured for the cell they are in.
  • Handles cases where the initial RNAU is rejected by the network.

Benefits

  • Improves the efficiency of area update reports for wireless devices.
  • Reduces the chances of network configuration errors for wireless devices.
  • Allows for periodic RNAU updates to ensure continuous network connectivity.


Original Abstract Submitted

A wireless device handles area update reports. The wireless device initiates a radio network area update, RNAU, responsive to detecting that the wireless device has entered a cell not belonging to a radio network area, RNA, configured for the wireless device. The wireless device receives, from the wireless network, a message indicating that the wireless device's attempt to perform the RNAU has been rejected. The message includes or is accompanied by an indication that a wait time value is applicable. Responsive to the message, the wireless device sets a reject wait timer to the wait time value and performs the RNAU upon expiry of the reject wait timer. In some embodiments, the wireless device sets a periodic RNAU timer to the wait time value, responsive to the message, and performs the RNAU upon expiry of the reject wait timer and the periodic RNAU timer.