Trägerfreisetzung

Details

Veröffentlichungs-Nr.

EP2928261

Aktenzeichen

EP14305468

Anmeldetag

31. März 2014

Veröffentlichung

18. März 2020

Erteilung

18. März 2020

Rechtsraum

EP

IPC

H04L29/06H04W12/04H04W76/19H04W76/22

Abstract

A user equipment method, user equipment, a base station method, a base station and computer program products. The user equipment method, comprises: on reception of a trigger instructing modification of an access stratum radio bearer, preventing release of an associated non-access stratum bearer. In this way, when an access stratum or data radio bearer is instructed to be modified (as may occur when security credentials for that bearer need to be updated), the associated non-access stratum bearer may be retained in order to allow a update in security credentials to occur without disrupting communication or losing data.

Anmelder

Firmen

Nokia Technologies Oy
Alcatel Lucent
ALCATEL LUCENT

Land

🇫🇮 Finnland

Fachgebiete