Patent ID: 8880029
Filing Date: 2014-11-04
Classification: H04W

Abstract:
1. A wireless communication system comprising: a wireless base station which communicates with a mobile communication terminal; a core network apparatus which comprises a higher-level apparatus of the wireless base station; a gateway which relays between the wireless base station and the core network apparatus; and an SMS mail server which is connected to the core network apparatus, wherein the wireless base station comprises: the signal processing unit sends a control signal including the call transmission and reception number acquired by the call transmission and reception number acquiring unit to the SMS mail server through the core network apparatus, and the SMS mail server performs at least one of a receiver side SMS delivery control and a caller side SMS delivery control based on the control signal, the receiver side SMS delivery control being a control in which the SMS mail server informs the mobile communication terminal having received an incoming call of a stop of the voice call reception processing, the caller side SMS delivery control being a control in which the SMS mail server informs a terminal of a caller of a stop of the voice call transmission processing.