Patent ID: 8107955
Filing Date: 2012-01-31
Classification: H04W

Abstract:
1. A method for execution in a mobile device, the method comprising: scanning for a network within at least one of a plurality of frequency blocks of a frequency band; upon finding a network within a given frequency block of the frequency band, obtaining network identification information for the network; determining whether the network identification information is included in black-list network information of the mobile device prior to making any access attempt on the network; if the network identification is not included in black-list network information of the mobile device, attempting to access the network; and if the network information is included in the black-list network information of the mobile device: determining from the black-list network information at least one radio access technology that is barred for that network identification information; and continuing scanning for a network that uses a radio access technology other than the at least one radio access technology that is barred; wherein continuing scanning comprises scanning the given frequency block only after searching other possible frequency blocks.