Patent ID: 6128511
Filing Date: 2000-10-03
Classification: H04M,H04W

Abstract:
A portable telephone set comprising:a card having a first memory in which identification information and a password of a subscriber are stored in advance;a portable telephone set body having at least radio means for transmitting/receiving a radio signal, and adapted to perform originating and terminating operations;a card insertion detecting means for detecting insertion of said card in said portable telephone set body;control means for setting said portable telephone set body in a password input wait state when insertion of said card is detected by said card insertion detecting means and a power supply of said portable telephone set is turned on while said card is inserted therein, and for setting said portable telephone set body in a wait state allowing said originating and terminating operations only when a correct password is input in the password input wait state; andpower control means for turning on a power supply of said control means in accordance with a detection signal from said card insertion detecting means.