Method and apparatus for handover using X2 interface based on closed subscriber group in mobile communication system
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United States of America Patent
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Oct 24, 2017
Issued Date -
N/A
app pub date -
Apr 25, 2011
filing date -
Apr 28, 2010
priority date (Note) -
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Abstract
A method for handover of User Entity (UE) by a source Base Station (BS) is provided. The method includes determining whether to handover the UE using an X2 interface, transmitting a handover request message to a target BS, the handover request message including Closed Subscriber Group (CSG) information of the target BS, and receiving a handover request acknowledgement message from the target BS, wherein the determining of whether to handover the UE using the X2 interface includes, if there is the X2 interface between the source BS and the target BS, and if the target BS does not support a CSG or the target BS supports a same CSG supported by the source BS, determining to perform the handover of the UE using the X2 interface, and obtaining the CSG information of the target BS through an X2 interface set up procedure.
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