Patent ID: 7126569
Filing Date: 2006-10-24
Classification: F25D,G09G

Abstract:
1. A liquid crystal display device, comprising a display section comprising a plurality of stacked layers, each of said layers comprising a first substrate which is a flexible substrate through which a viewer may view currently displayed information, a second substrate, and a liquid crystal material having a memory effect disposed between the first substrate and the second substrate, the plurality of layers being stacked such that the first substrate in a layer is positioned closer to a viewer side than the second substrate of the layer, the display section being capable of continuing to display information thereon for about one day without applying a voltage thereto and without refreshing the information displayed thereon; a driving section which drives the display section; a control section which controls the driving section to write currently displayed information on the display section again at a specified time; and a timer for detecting time elapsing, the time beginning counting when information displayed on the display section is updated; wherein the control section causes the driving section to rewrite currently displayed information on the display section upon the timer counting to a predetermined value corresponding to a predetermined period of time.