Ceasing transmission of data rate control information in a cdma communication system when the mobile station transits to the idle open state

The code division multiple access communication system (100), a method and device is a given efficiency of communication data rate control information. The mobile station (102) (302) is sending a request of the data channel, for receiving the telephone flow channel (203) is data file. The response of the support, mobile station (102) is transmitter (600) starting to send data rate control channel (305) and a data rate control information. The vertical the transmission of data storing the mobile (102) in receiver (400) conclusion request, a transmitter (600) at transmission station (102) data rate control channel (305) is data rate control information from a mobile.