发明名称 Cordless telephone.
摘要 The present invention relates to a cordless telephone (1, 2). In this cordless telephone, when a hold mode (i.e. during telephone conversation, the connected state of a telephone network line (3) is maintained by depressing a hold key (133) in order to interrupt the telephone conversation with the other party and a melody sound is transmitted to the called phone during the hold mode) is continued during a predetermined period, a remote station (1) (i.e. handset unit) is released from the hold mode by executing predetermined processings and the remote station is placed in the standby mode, thereby saving the consumption of power of a battery (151) incorporated in the remote station. <IMAGE>
申请公布号 EP0435775(A2) 申请公布日期 1991.07.03
申请号 EP19900403793 申请日期 1990.12.27
申请人 SONY CORPORATION 发明人 YAMAGATA, MASATO;TANAKA, YOSHIKAZU;TSUKADA, KEIZO
分类号 H04M1/725;H04M1/73 主分类号 H04M1/725
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