COMMUNICATION DEVICE, TRANSMISSION INTERVAL CONTROL DEVICE, POSITION INFORMATION TRANSMISSION METHOD, METHOD FOR CONTROLLING TRANSMISSION INTERVAL OF POSITION INFORMATION, AND RECORDING MEDIUM

摘要

A communication device, which is to be mounted on a vehicle, includes: identifying means that identifies a location of the communication device; communication means that successively transmits location information that indicates the location of the communication device that is identified by the identifying means; and setting means that sets a transmission interval at which the location information is to be transmitted in accordance with the location of the communication device that is identified by the identifying means.