| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a telephone device capable of further improving reliability in notifying a user of existence of business messages from a third party in a telephone device. <P>SOLUTION: When a business message is not reproduced within a predetermined time after notifying a user of the existence of the business message by e-mail notification means, the e-mail notification is determined as insufficient such that the existence of the business message is notified by telephone notification means, thereby further improving reliability in notifying the user of the existence of the business message in the telephone device. <P>COPYRIGHT: (C)2013,JPO&INPIT |
