Patent ID: 9125166
Filing Date: 2015-09-01
Classification: H04W

Abstract:
1. A communications apparatus, comprising: a memory device, storing a frequency exclusion list; and a processor, obtaining a support band list comprising information regarding a plurality of operating bands supported by the communications apparatus for wireless communications, wherein each operating band ranges over a plurality of operating frequencies, obtaining the frequency exclusion list, generating a frequency search list for a first operating band listed in the support band list and a frequency search list for a second operating band listed in the support band list according to the frequency exclusion list, wherein the frequency search list comprises information regarding one or more operating frequencies located in the corresponding operating band to be searched, and wherein the frequency exclusion list comprises information regarding one or more operating bands having one or more operating frequencies overlapped with one or more operating frequencies of the first operating band, and performing power scan and cell search according to the frequency search list for the first operating band and the frequency search list for the second operating band, wherein the second operating band comprises one or more operating frequencies overlapped with one or more operating frequencies of the first operating band, and the one or more operating frequencies of the second operating band overlapped with that of the first operating band is/are listed only in one of the frequency search list for the first operating band and the frequency search list for the second operating band, and wherein the operating bands listed in the support band list including the first operating band and the second operating band are operating bands of the same Radio Access Technology (RAT).