Patent ID: 9541950
Date: 2017-01-10
CPC Classifications: G06F,G09G

Claim:
1. A multi-screen display apparatus comprising: a plurality of display screens, small signal earth wires of the plurality of display screens that are connected with each other, and large signal earth wires of the plurality of display screens that are connected with each other, wherein the small signal earth wires are configured to cause small signal grounds of respective display screens to be connected with each other in which small signal grounds correspond to analog signals that are transferred from a signal source outputted from a host to respective display screens, and wherein the large signal earth wires are configured to cause large signal grounds of respective display screens to be connected with each other in which large signal grounds correspond to a current that passes from a negative electrode of a power supply to respective display screens, wherein the plurality of display screens share the power supply and the signal source, the small signal earth wires are connected to a ground of the signal source, and the large signal earth wires are connected to the negative electrode of the power supply.