Patent ID: 8340675
Filing Date: 2012-12-25
Classification: H04W

Abstract:
1. A cellular communication system comprising a network based radio bearer controller, the radio bearer controller comprising: means for setting up a plurality of user plane radio bearers for a user equipment, the plurality of user plane radio bearers supporting a common service; and means for linking the plurality of user plane radio bearers together; means for modifying a parameter of a first user plane radio bearer of the plurality of user plane radio bearers in response to a detection of a change in a characteristic of a second user plane radio bearer of the plurality of user plane radio bearers; means for the change in the characteristic of the second user plane radio bearer corresponds to a termination of the second user plane radio bearer, and wherein the modifying means comprises means for requesting a release of the first user plane radio bearer in response to a detection of a termination of the second user plane radio bearer; means for modifying of the parameter of the first user plane radio bearer corresponds to termination of the first user plane radio bearer.