Patent ID: 8036644
Filing Date: 2011-10-11
Classification: H04M

Abstract:
1. A method for adding background sound to mobile communication talking, comprising the steps of: receiving, by a network side, a call made by a calling mobile communication terminal; and sending, by the network side, a ring back tone signal to the calling mobile communication terminal according to a talking state of a called mobile communication terminal, establishing a talking link between the calling mobile communication terminal and the called mobile communication terminal after the off-hook signal of the called mobile communication terminal is received, and playing background sound in the talking according to the button signal sent by the calling mobile communication terminal and/or the called mobile communication terminal; wherein the network side comprises a background sound service system and a mobile switching center, and the step of establishing the talking link between the calling mobile communication terminal and the called mobile communication terminal comprises: establishing, by the mobile switching center, a talking link between the calling mobile communication terminal and the called mobile communication terminal and sending instructions to establish a talking link to the background sound service system; providing, by the background sound service system, a background sound service channel to the mobile switching center; and adding, by the mobile switching center, the background sound service channel provided by the background sound service system to the talking link between the calling mobile communication terminal and the called mobile communication terminal to establish a three-party talking link.