| 摘要 |
PROBLEM TO BE SOLVED: To invite more traders who take advertisement activities and more users who browse information of the traders. SOLUTION: An administrator registers information on stores, etc., in a database 4 without receiving any advertisement charges from the stores, etc. A user's portable telephone 21 after sending information indicating that voice retrieval is performed to an information managing server 1 connects to a voice server 11 through a voice call network. The voice server 11 recognizes the voice of the user and sends the result of the voice recognition as a retrieval key to the information managing server 1. The information managing server 1 retrieves information on a store, etc., adds latitude and longitude information, and sends them to the portable telephone 21. The portable telephone 21 displays the received information and an on-vehicle navigation device 22 displays the location of the store, etc., according to the latitude and longitude information. The administrator receives a use charge from the user through a communication company. |
