Patent ID: 8297497

Claim:
A screen frame transmission system comprising: a receiving device comprising: a display unit, or a video port for electrically connecting with an external display device, wherein the display unit or the display device is for displaying a 2D bar code comprising connection information; a first communication interface for receiving a screen frame; and a first processing unit electrically connected with the first communication interface, and the display unit or the video port, for generating the 2D bar code and decoding the screen frame to be output by the display unit or the display device; and a transmitting device comprising: an image capturing unit for capturing the 2D bar code output from the display unit or the display device; a second communication interface for transmitting the screen frame; and a second processing unit electrically connected with the image capturing unit and the second communication interface, for decoding the 2D bar code to obtain the connection information, and establishing a communication connection with the receiving device with the connection information to transmit the screen frame.