DISPLAY DEVICE, MULTI-DISPLAY SYSTEM, AND ID DETERMINATION METHOD FOR DISPLAY DEVICE

摘要

Provided are a network unit whose first port is connectable to a control computer or a display device on a prior stage in a daisy chain manner and whose second port is connectable to a display device on a subsequent stage in the daisy chain manner; a storage unit wherein in response to a request to search for display devices as targets for determining display device IDs thereof, the request being transmitted from the control computer to the display devices, the storage unit stores addresses of display devices connected to the second port as transmission sources, where the addresses are transmitted from the individual display devices on subsequent stages and received by the network unit; and a control unit that receives a total number which is the total number of the display devices and transmitted from the control computer, where the control unit determines the display device ID to be assigned to its own display device according to the received total number and the number of the addresses stored in the storage unit.

主权项

1. A display device comprising:
a network unit whose first port is connectable to a control computer or a display device on a prior stage in a daisy chain manner and whose second port is connectable to a display device on a subsequent stage in the daisy chain manner; a storage unit that stores addresses of display devices connected to the second port as transmission sources in response to a request to search for display devices as targets for determining display device IDs thereof, the request being transmitted from the control computer to the display devices, where the addresses are transmitted from the individual display devices on subsequent stages and received by the network unit; and a control unit that receives a total number which is the total number of the display devices and transmitted from the control computer, where the control unit determines the display device ID to be assigned to its own display device according to the received total number and the number of the addresses stored in the storage unit.