摘要 |
<P>PROBLEM TO BE SOLVED: To provide a navigation method that uses a personal digital assistance, capable of presenting navigation services even in screensaver mode, when the navigation services are delivered to the users of the personal digital assistance. <P>SOLUTION: In the navigation method in the personal digital assistance that presents navigation services to the user of personal digital assistant, where by transmitting positional information acquired at the personal digital assistance to a navigation server presenting the navigation services, the personal digital assistance can receive information concerning navigation from the navigation server, the navigation method with the personal digital assistance reproduces audio information among information regarding navigation, but will not display or update image information, when the personal digital assistance is in the screensaver mode. <P>COPYRIGHT: (C)2007,JPO&INPIT |