Fujitsu Corporation

Satoshi Kouyama

Takashi Toriu

A method for correcting distortion of an image displayed on a screen of a display device. The method includes steps of taking a picture of a test pattern displayed on the screen of the display device in an adjusting state, extracting distortion information representing distortion of the test pattern from an image obtained from a result of the above step, extracting additional information as a distortion characteristic, the distortion information being approximately represented by a plurality of basic information items which are known and the additional information coupled to the basic information items, storing the additional information in a storage unit, reproducing the distortion information using the additional information stored in the storage unit and the plurality of basic information items when an image is displayed on the screen of the display device, and controlling the display device based on the reproduced distortion information so that the distortion is canceled.

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Hyogo, Japan

Satoshi Kouyama