Patent ID: RE40778

Claim:
A mobile radio telephone in a radio communication system for recording and reproducing voice messages transmitted from a communicating party via a forward traffic channel, said mobile radio telephone comprising: a) a decoder for decoding a plurality of data packets and generating digital voice sample data as output; b) a memory for storing and outputting voice channel frame data comprising a format byte containing at least a data rate of one of said plurality of data packets and said plurality of data packets, in separate memory areas; c) a recording controller for controlling the storage of said voice channel frame data into said memory responsive to a recording command when in a communication mode; d) a reproducing controller for analyzing the format byte stored in said memory to determine the data rate among a plurality of data rates, and supplying said plurality of data packets stored in said memory to said decoder responsive to a reproducing command when in an idle mode; and e) a digital-to-analog converter for converting said digital voice sample data output from said decoder into an analog signal for audible reproduction.