COMMUNICATION DEVICE, COMMUNICATION SYSTEM, AND COMMUNICATION METHOD

摘要

A communication device capable of maintaining service quality and reducing an amount of communication simultaneously when updated information is transmitted is provided. A communication device 1 according to the present invention includes a communication unit 2 for transmitting updated broadcast information, an adjustment unit 3 for adjusting an information amount of the broadcast information at a predetermined timing with priority on a part different from the broadcast information that has already been transmitted, and a control unit 4 for transmitting the broadcast information whose information amount has been adjusted at the predetermined timing via the communication unit 2.