Patent ID: 7230647
Filing Date: 2007-06-12
Classification: G02F,G06F,G09G,H04N

Abstract:
1. An electronic information device comprising: a display which uses a material having a memory effect, the display having a write mode for writing an image on the display based on image data and a display mode for displaying the image written in the write mode without electric power, and when the write mode is interrupted before completion of the writing of the image, an incomplete image including a part of the image remains to be displayed on the display in the display mode; an electric power source for supplying driving power to the display; a first input member to be operated by an operator to issue a turn off command to turn off the electric power source; and a controller which, in response to a command to turn off the electric power source which is issued while the display is performing writing of an image based on display data by consuming electric power supplied from the electric power source, turns off the electric power source after completion of the writing of the image which is being written on the display based on the image data when the command to turn off the electric power source is issued; whereby the display displays a complete image based on the image data after the electric power source has been turned off.