Patent ID: 8630642
Filing Date: 2014-01-14
Classification: H04W

Abstract:
1. A method of handling proximity information transmission for a mobile device having a closed subscriber group (CSG) whitelist capable of providing a list of accessible CSG cells in a wireless communication system, the method comprising: sending the proximity information to a first base station of the wireless communication system when entering proximity of CSG cells in the CSG whitelist; performing a connection transfer from the first base station to a second base station of the wireless communication system; resending the proximity information to the second base station after the connection transfer is complete when staying in the proximity of the CSG cells in the CSG whitelist; and sending no proximity information to the second base station after the connection transfer is complete when leaving the proximity of CSG cells in the whitelist and when the first base station does not signal the second base station that the mobile device enters the proximity of CSG cells in the CSG whitelist.