| 摘要 |
PROBLEM TO BE SOLVED: To eliminate unbalance of electric field strength of incoming and outgoing channels with respect to a busy mobile station and to realize a speech with a smaller power. SOLUTION: In the digital mobile communication system consisting of an exchange station that contains plural base stations to make communication switching between mobile stations and between a mobile station and a stationary station, the plural base stations contained in the exchange station and plural mobile terminal equipments being mobile stations, each mobile station 10a is provided with an error correction/error number calculation circuit 22a as a bit error superimposing means that calculates a bit error number in an outgoing radio speech channel voice frame and reflects the result on an incoming radio speech channel voice frame through superimposition. |
