| 摘要 |
PROBLEM TO BE SOLVED: To provide a navigation system which interactively performs multilateral destination selection and navigation.SOLUTION: A navigation system is constituted of a client device 1 and a server device 2. On a touch panel section 3 of the client device 1, multi-touch input is performed by a user, and data inputted by multi-tap input is sent to the server device 2. The server device 2 stores a distance table of pre-calculated distances between a plurality of places, selects one departure place and a plurality of destinations from among the plurality of places on the basis of the multi-touch input, and carries out processing for evaluating a route from the departure place to the destinations by referring to the distance table. A result of the evaluation is sent to the client device 1 and displayed on the touch panel section 3. |
