Patent ID: 7945267
Filing Date: 2011-05-17
Classification: H04W

Abstract:
1. A method for bearing voice data, comprising: determining, by a calling Mobile Switching Center Emulation (MSCe) and a called MSCe, whether a calling Mobile Station (MS) and a called MS support a same voice coding and decoding type and that a call between the calling MS and the called MS is a point-to-point call; if the calling MS and the called MS support the same voice coding and decoding type and that the call between the calling MS and the called MS is the point-to-point call; sending, by the calling MSCe and the called MSCe, a Bearer Update Request to a calling Base Station Controller (BSC) and a called BSC respectively; setting up, by the calling BSC and the called BSC, a voice bearer path between the calling MS and the called MS according to the Bearer Update Request from the calling MSCe and the called MSCe; and wherein sending, by the calling MSCe and the called MSCe, the Bearer Update Request to the calling BSC and the called BSC respectively comprises: sending, by the calling MSCe, to the calling BSC, a Bearer Update Request carrying IP address and UDP port number of the called BSC, and sending, by the called MSCe, to the called BSC a Bearer Update Request carrying IP address and UDP port number of the calling BSC.