US2005045470A1PendingUtilityA1

Sputtering target assembly and sputtering apparatus using the same

Priority: Mar 2, 2002Filed: Oct 18, 2004Published: Mar 3, 2005
Est. expiryMar 2, 2022(expired)· nominal 20-yr term from priority
Inventors:Jae Yeol Park
G02F 1/13C09K 2323/00C23C 14/3407H01J 37/3435
37
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Claims

Abstract

A sputtering target assembly includes a backing plate of which both surfaces are evenly formed and a target having one surface that is evenly formed and attached to one surface of the backing plate and the other surface that is formed with different thicknesses according to a location thereof.

Claims

exact text as granted — not AI-modified
1 . A method of manufacturing a liquid crystal display device comprising: 
 forming a thin film transistor array substrate including a thin film layer, the thin film layer being made using a sputtering target assembly including a backing plate having first and second surfaces, the first and second surfaces being level; and    a target having one level surface and attached to the first surface of the backing plate and another surface having a stepped portion, the target having different thickness portions corresponding to the stepped portion.    
     
     
         2 - 17 . (Cancelled)  
     
     
         18 . A liquid crystal display device made by the process of  claim 1.

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