| 摘要 |
A mobile communication system includes a mobile services switching center, a base station and a transcoder. The transcoder receives frames containing speech parameters from the base station and receives speech signals from the mobile services switching center which it encodes into speech parameters to be transmitted to the base station in the frames. To enable the cooperation between the transcoder and the base station to be controlled as simply as possible, the mobile communication system includes a controller for transmitting predetermined control information to the base station, whereby the base station is arranged to control the operation of the transcoder via the telecommunication connection in response to the reception of the control information. |
