Patent ID: 8725884

Claim:
A wireless transmission method between a first image display device that has a first USB port and a first image supply device that has a second USB port, wherein the first image display device and the first image supply device are connected by using a first USB memory, the method comprising: (a) attaching the first USB memory to the first USB port of the first image display device; (b) determining whether the attached first USB memory is a predetermined USB memory; (c) writing the wireless setup information of the first image display device to the first USB memory by the first image display device if the attached first USB memory is determined to be the predetermined USB memory; (d) after finishing writing a wireless setup information to the first USB memory in step (b), displaying a predetermined message by the first image display device; (e) removing the first USB memory from the first USB port and attaching the first USB memory to the second USB port of the first image supply device; (f) reading the wireless setup information of the first image display device from the first USB memory by the first image supply device; (g) sending an image data from the first image supply device to the first image display device using the wireless setup information; and (h) displaying the image data by the first image display device, wherein writing the wireless setup information of the first image display device to the first USB memory further comprises writing setup information of a preferential network among a plurality of detected available networks based on a predetermined priority order.