| 摘要 |
PROBLEM TO BE SOLVED: To provide a cellular phone for easily specifying a telephone number to which discount service of call rate can be applied. SOLUTION: The cellular phone 100 has: an operation input part 602; a receiving part 604; a voice input part 606; a call rate storage part 608 which stores rate to be charged for a call originated from the cellular phone 100; a call frequency storage part 610 which stores frequencies of outgoing calls from the cellular phone 100; a call time storage part 612 which stores calling time; a phonebook storage part 614; a designated discount telephone number storage part 616; a registration number determination part 618 which determines a telephone number for designated discount from among the registered telephone numbers; a control part 620; a transmitting part 622; a voice output part 624; and a display part 626. COPYRIGHT: (C)2007,JPO&INPIT
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