Patent ID: 8786663

Claim:
A method for achieving concurrency of voice and data, comprising: A, a network side receiving a voice call request, and when determining by detecting that a called mobile terminal of the voice call request is carrying out a data service connection, executing step B; and B, the network side notifying a calling mobile terminal sending the voice call request out of a situation that the called mobile terminal is carrying out the data service connection, and prompting the calling mobile terminal to re-initiate a call in a manner of a video call; wherein, the step A comprises: A1, the network side determining whether the called mobile terminal is carrying out the data service connection by detecting that a frequency point where the called mobile terminal of the voice call request is located is different, if the called mobile terminal is carrying out the data service connection, then executing step A2, otherwise, directly initiating a voice call to the called mobile terminal; and A2, detecting whether the called mobile terminal has opened a voice and data concurrency function, if the called mobile terminal has opened the voice and data concurrency function, then executing the step B, otherwise, cutting off the data service connection which is being carried out by the called mobile terminal and initiating the voice call to the called mobile terminal.