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Pixel with strained silicon layer for improving carrier mobility and blue response in imagers
 
   
Document Number
US Patent 7485904
Issued Date
February 3, 2009
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Abstract
An imager having a pixel cell having an associated strained silicon layer. The strained silicon layer increases charge transfer efficiency, decreases image lag, and improves blue response in imaging devices.
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Number of Claims:
19
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Published
February 3, 2009
Application Number
11/590,761
Filed
November 1, 2006
US Classification
257/233   257/239 257/292 257/E27.133
Int'l Classification
H01L   31/02   (20060101)  
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Parent Case
This application is a continuation application of application Ser. No. 10/612,974, filed Jul. 7, 2003 now U.S. Pat. No. 7,164,182, which is hereby incorporated herein by reference in its entirety.
USPTO Field of Search
257/233   257/239   257/291   257/292   257/E27.132   257/E27.133  
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