Method of and device for requesting guide information, method of and device for supplying guide information, and computer product

• Main Authors: NAITO HIROHISA, TAKAYAMA KUNIHARU, MAEDA YOSHIHARU
• Format: Patent
• Language: English
• Published: 24.09.2002
• Edition: 7
• Subjects: CALCULATING; COMPUTING; COUNTING; ELECTRIC COMMUNICATION TECHNIQUE; ELECTRIC DIGITAL DATA PROCESSING; ELECTRICITY; GYROSCOPIC INSTRUMENTS; MEASURING; MEASURING DISTANCES, LEVELS OR BEARINGS; NAVIGATION; PHOTOGRAMMETRY OR VIDEOGRAMMETRY; PHYSICS; SIGNALLING; SURVEYING; TESTING; TRAFFIC CONTROL SYSTEMS; TRANSMISSION

The device includes a current position information acquiring section that acquires current position information related to the current position of a car every fixed interval of time, a matching processing section that carries out a matching between a target position information located on a route through which the car travels and the current position information, a control unit which, if there is a match between the target position information and the current position information, requests a guide information supplying device to send guide information related to the target position information, through a radio link, a radio station, a traveling object network and the Internet, and a display section that displays the guide information supplied from the guide information supplying device through the Internet, the traveling object network, the radio station and the radio link.