Title:
CIRCUIT SWITCHED FALLBACK PAGING FOR MOBILITY MANAGEMENT ENTITY POOL
Document Type and Number:
WIPO Patent Application WO/2012/062344
Kind Code:
A9
Abstract:
There is provided a method for a switching unit (MSC_I) in a network in which a user equipment (UE) is being adapted to be attached and connected to a 2G/3G network for performing circuit switched, CS, communication with the network, or being adapted to be attached to a LTE network, for performing packet switched, PS, communication, wherein the PS communication is adapted to be performed via a mobility management entity, MME, which may be arranged in a pool of MME's, the user equipment (UE) being adapted to receiving page signals (18) so as to inform the user of incoming calls, the switching unit (MSC_I) being adapted for issuing page signals (16-1; 16-2; 16-3) to MME nodes, - receiving (13) an incoming external CS call; - performing detection (20) of a first selected MME, as to whether the first selected MME is ready or not; - if detecting a not ready state (22) concerning the selected MME (MME_I1), selecting (24) an alternative MME and issuing a page message (16; 16-1) to the alternative MME (MME_I2) (16-1) belonging to the same pool of MME's as the first MME.
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Inventors:
YANG YONG (SE)
RYDNELL GUNNAR (SE)
SANDER ANN-CHRISTINE (SE)
RYDNELL GUNNAR (SE)
SANDER ANN-CHRISTINE (SE)
Application Number:
PCT/EP2010/006927
Publication Date:
October 11, 2012
Filing Date:
November 14, 2010
Export Citation:
Assignee:
ERICSSON TELEFON AB L M (SE)
YANG YONG (SE)
RYDNELL GUNNAR (SE)
SANDER ANN-CHRISTINE (SE)
YANG YONG (SE)
RYDNELL GUNNAR (SE)
SANDER ANN-CHRISTINE (SE)
International Classes:
H04W28/08
Attorney, Agent or Firm:
VEJGAARD, Christian (Patent Unit A&MLindholmspiren 11, Göteborg, SE)
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