Patent ID: 8682294

Claim:
A communication apparatus, comprising: a generating unit which generates authentication information for a terminal apparatus; a storage unit which stores information related to said communication apparatus and said authentication information which is generated by said generating unit of said communication apparatus; a writing unit which writes said authentication information which has been generated and said information related to said communication apparatus which has been stored into a transportation payment card; an ejection unit which ejects said transportation payment card to the exterior of said communication apparatus; a communication unit which transmits and receives signals to and from a terminal apparatus to which said transportation payment card has been presented, based upon said information related to said communication apparatus which has been written into said transportation payment card; an acquiring unit which acquires authentication information from said terminal apparatus via said communication unit; an authentication unit which authenticates said terminal apparatus, based upon said authentication information which has been acquired and said authentication information which has been stored; and a permission unit which permits data communication between said terminal apparatus which has been authenticated and said communication unit.