To provide a vector scan transmission method and a transmission device using the same for shortening time from data compression up to display.

In an image drawn in a display area where the image can be displayed to the maximum, the address and attribute of a partial area in a partial area showing the area of an image required to be re-written from the state displayed at present are transmitted. A memory for receiving has the same address constitution as a video RAM for drawing the display area, and receives data of the partial area, re-writes only the data of the partial area and displays it.