Image display device

Abstract

An image display device includes: a first memory for storing an image data; transmitting unit for reading out a portion of the image data stored in the first memory from a position of a transmitting side address and transmitting the read image data; a second memory for receiving the image data from the transmitting unit and storing the transmitted image data from a position of a receiving side address, the second memory renewing the stored image data endlessly by cyclicly changing the receiving side address and overwriting the transmitted image data; a display unit for reading out the image data stored in the display memory from a position of a display start address and displaying the read image data on a screen thereof; scroll information receiving unit for receiving scroll information including a scroll direction and a scroll amount inputted by an operator; and control unit for determining the display start address, the receiving side address and the transmitting side address in accordance with the scroll information, the second memory having a storage capacity larger than a data capacity of image displayed on one screen of the display unit.

Dependencies are inferred from the claim text.