COMMUNICATION DEVICE, COMMUNICATION SYSTEM, COMMUNICATION METHOD AND COMMUNICATION PROGRAM

摘要

A disclosed communication apparatus includes a receiving unit that receives metadata of update data used for an update; a determination unit that determines, based on a description of the metadata, whether or not there is update data that is subject to advance download in which download of the update data is executed before a point of time at which the update is able to start; a control unit that determines whether or not it is timing to perform the advance download; and an update processing unit that downloads the update data in a case in which the determination unit determines that there is the update data that is subject to the advance download and the control unit determines that it is the timing to perform the advance download.