Patent ID: 9736758
Date: 2017-08-15
CPC Classifications: H04W

Claim:
1. A method for performing, by a user equipment (UE), service-specific access control in a wireless communication system, the method comprising: acquiring, by a radio access control (RRC) layer of the UE, different sets of service specific access control (SSAC) barring information for a multimedia telephony service (MMTEL) voice application, a MMTEL video application and a MMTEL data application for a non-voice and non-video data, wherein the SSAC barring information for the MMTEL data application includes a BarringFactorForMMTEL-data for indicating a barring factor specified for the MMTEL data application and a BarringTimeForMMTEL-data for indicating a barring time specified for the MMTEL data application; forwarding, from the RRC layer to an upper layer, the sets of the SSAC barring information including the BarringFactorForMMTEL-data and the BarringTimeForMMTEL-data; deciding, by the upper layer, whether or not access is allowed according to the sets of the SSAC barring information when the access is caused by the MMTEL data application other than the MMTEL voice application and the MMTEL video application, wherein the decision is performed based on the BarringFactorForMMTEL-data and the BarringTimeForMMTEL-data.