US2019170328A1PendingUtilityA1

Energy efficient communication and display device

Assignee: APPLIED MATERIALS INCPriority: Jun 3, 2016Filed: Feb 8, 2019Published: Jun 6, 2019
Est. expiryJun 3, 2036(~9.9 yrs left)· nominal 20-yr term from priority
G02B 6/0051G02F 1/1336F21V 9/14G02F 1/1303G02B 6/0056G02B 6/0065G02F 1/13781G02B 6/0053F21V 14/003G02F 1/1339G02F 1/13439G02F 2001/133626G02F 1/133626G02F 1/13756
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Claims

Abstract

An adaptive backlight module and a method and system for producing an adaptive backlight module are described herein. The method of producing an adaptive backlight module includes: forming at least one enhancement film on a first substrate, forming a polarizer on the enhancement film, forming a diffuser by forming a liquid crystal layer between a first electrode on the first substrate and a second electrode on a second substrate, and connecting the diffuser to a light source.

Claims

exact text as granted — not AI-modified
What is claimed is: 
     
         1 . A method of producing an adaptive backlight module, comprising:
 forming at least one enhancement film on a first substrate;   forming a polarizer on the enhancement film;   forming a diffuser by forming a liquid crystal layer between a first electrode on the first substrate and a second electrode on a second substrate; and   connecting the diffuser to a light source.   
     
     
         2 . The method of  claim 1 , further comprising:
 connecting the light source to a light guide plate and a reflector.   
     
     
         3 . The method of  claim 1 , wherein the liquid crystal layer comprises:
 smectic phase liquid crystals; and   a plurality of spacer elements.   
     
     
         4 . The method of  claim 1 , further comprising:
 forming the first electrode on the first substrate; and   forming the second electrode on the second substrate.   
     
     
         5 . The method of  claim 4 ,
 wherein forming the first electrode on the first substrate comprises coating the first substrate with a first indium tin oxide (ITO) film; and   wherein forming the second electrode on the second substrate comprises coating the second substrate with a second indium tin oxide (ITO) film.   
     
     
         6 . The method of  claim 5 ,
 wherein the first electrode is formed on a lower surface of the first substrate; and   wherein the second electrode is formed on an upper surface of the second substrate.   
     
     
         7 . The method of  claim 1 ,
 wherein the liquid crystal layer is formed using one of: an inkjet printing process, a slot die coating process, a screen printing process, a stamp transfer process, and a vacuum filling process.   
     
     
         8 . The method of  claim 1 ,
 wherein the enhancement film is disposed on a first surface of the first substrate and the first electrode is disposed on the second surface of the first substrate.   
     
     
         9 . The method of  claim 8 ,
 wherein the enhancement film is disposed directly on a first surface of the first substrate.   
     
     
         10 . The method of  claim 1 ,
 wherein the light source is disposed on a surface of the second substrate opposite the second electrode.   
     
     
         11 . The method of  claim 1 ,
 wherein the light source is provided adjacent the diffuser.   
     
     
         12 . The method of  claim 1 ,
 further comprising connecting the light source to a light guide plate.   
     
     
         13 . The method of  claim 1 ,
 further comprising connecting the light source to a light guide plate and a reflector.   
     
     
         14 . The method of  claim 13 ,
 wherein the diffuser is connected to the light source, the light guide plate and the reflector using a lamination assembly process.

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