Patent ID: 8171190

Claim:
A direct image formation method by which an image is directly formed based on an image file received from a host device in a network where the host device and a direct image formation apparatus are connected to each other via a USB, the direct image formation method comprising the operations of: setting a USB class of the direct image formation apparatus to a mass storage class (MSC) and connecting the direct image formation apparatus to the host device in an MSC connection mode; transmitting the image file from the host device to the direct image formation apparatus in the MSC connection mode; determining whether the image file is printable; and converting the image file to data in a predetermined printing format and printing the data into which the image file is converted, if the image file is printable, wherein the transmitting the image file comprises: displaying a mobile driver corresponding to the direct image formation apparatus on the host device; selecting the image file; and transferring or copying the selected image file to the displayed mobile driver.