US2010214647A1PendingUtilityA1

Reflective Display Apparatus

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Assignee: Liu su-chengPriority: Feb 24, 2009Filed: May 20, 2009Published: Aug 26, 2010
Est. expiryFeb 24, 2029(~2.6 yrs left)· nominal 20-yr term from priority
G02F 1/167G02F 2202/28G02F 1/136209G02F 2203/02G02F 1/1681G02B 27/00
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Claims

Abstract

A reflective display apparatus includes a first substrate, a second substrate, a display layer and a light shielding layer. The first substrate has a driving circuit layer and the second substrate has a transparent electrode layer opposite to the driving circuit layer. The display layer is disposed between the driving circuit layer and the transparent electrode layer. The light shielding layer has a first adhering surface and a second adhering surface, wherein the first adhering surface is adhered to the display layer and the second adhering surface is adhered to the driving circuit layer. The light shielding layer can prevent the driving circuit layer from being illuminated by external light rays, and thus display quality of the reflective display apparatus is improved.

Claims

exact text as granted — not AI-modified
1 . A reflective display apparatus comprising:
 a first substrate having a driving circuit layer;   a second substrate having a transparent electrode layer opposite to the driving circuit layer;   a display layer disposed between the driving circuit layer and the transparent electrode layer; and   a light shielding layer having a first adhering surface and a second adhering surface, wherein the first adhering surface is adhered to the display layer and the second adhering surface is adhered to the driving circuit layer, and the light shielding layer totally covers the driving circuit layer.   
   
   
       2 . The reflective display apparatus as claimed in  claim 1 , wherein the light shielding layer is a light shielding adhesive. 
   
   
       3 . The reflective display apparatus as claimed in  claim 1 , wherein the light shielding layer comprises:
 a first transparent adhesive having the first adhering surface and a third adhering surface opposite to the first adhering surface;   a second transparent adhesive having the second adhering surface and a fourth adhering surface opposite to the second adhering surface; and   a light shielding film disposed between the first transparent adhesive and the second transparent adhesive, and the third adhering surface and the fourth adhering surface being adhered to the light shielding film.   
   
   
       4 . The reflective display apparatus as claimed in  claim 3 , wherein the first transparent adhesive and the second transparent adhesive are optical clear adhesive. 
   
   
       5 . The reflective display apparatus as claimed in  claim 1 , wherein the second substrate is a flexible substrate. 
   
   
       6 . The reflective display apparatus as claimed in  claim 1 , wherein the first substrate is a rigid substrate or a flexible substrate. 
   
   
       7 . The reflective display apparatus as claimed in  claim 1 , wherein the display layer is an electrophoretic layer or a liquid crystal layer. 
   
   
       8 . The reflective display apparatus as claimed in  claim 2 , wherein material of the light shielding adhesive includes black silicon adhesive. 
   
   
       9 . The reflective display apparatus as claimed in  claim 1 , wherein the light shielding layer comprises:
 a transparent adhesive having the first adhering surface and a third surface opposite to the first adhering surface; and   a light shielding adhesive having the second adhering surface and a fourth adhering surface opposite to the second adhering surface, and the fourth adhering surface being adhered to the third surface.   
   
   
       10 . The reflective display apparatus as claimed in  claim 1 , wherein the light shielding layer comprises:
 a light shielding adhesive having the first adhering surface and a third surface opposite to the first adhering surface; and   a transparent adhesive having the second adhering surface and a fourth adhering surface opposite to the second adhering surface, and the fourth adhering surface being adhered to the third surface.   
   
   
       11 . The reflective display apparatus as claimed in  claim 1 , wherein the display layer is a microcapsule electrophoretic layer. 
   
   
       12 . The reflective display apparatus as claimed in  claim 1 , wherein the display layer is a microcup electrophoretic layer.

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