Patent ID: 8775516

Claim:
A projector system comprising: a plurality of computers connected to a network; and a plurality of projectors connected to the network, wherein each of the computers includes a connection request unit which gives a connection request to an arbitrary one of the projectors connected to the network, and each of the projectors includes a group information acquisition unit which acquires group information including apparatus identifications (IDs) of the respective projectors of a group to which the respective projector belongs, and a connection request unit which requests the projectors excluding the respective projector among the projectors of the group to connect with an arbitrary one of the computers, referring to the group information, when receiving the connection request from the arbitrary one of the computers, the connection request unit of the projector transmitting a connection request to the projectors excluding the respective projector in response to receiving the connection request sent to the connection request unit of the projector by the arbitrary one of the computers, and the projectors excluding the respective projector transmitting a connection completion notification to the arbitrary one of the computers in response to receiving the connection request from the connection request unit of the projector.