| 摘要 |
PURPOSE:To inform an incoming call during absence to a called party by storing a telephone number of a caller if a mobile set receiving a call does not reply and transferring the stored caller telephone number to the mobile set if a signal requesting the collection of the caller telephone number is sent from the mobile set. CONSTITUTION:A storage means 100 stores the telephone number of caller if a mobile set 4 receiving a call does not reply due to the absence of subscriber. A transfer means 200 transfers the caller telephone number stored in the storage means 100 to the mobile set 4 on request when a signal requesting the collection of the caller telephone number comes from the mobile set 4 to which the subscriber returns. Thus, it is possible for the subscriber of the mobile set to recognize the caller of an incoming call during the absence and can communicate with the caller as required. Then the service performance of the automobile telephone exchange is improved. |
