b626bc89_tsugi_JP___Patent_applications__Description
[Patent application number] 20110095292 [Published] 04-28-2011 [Description] 
SILICON NITRIDE FILM, AND SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME - An object of the present invention is to apply an insulating film of cure and high quality that is suitably applicable as gate insulating film and protective film to a technique that the insulating film is formed on the glass substrate under a temperature of strain point or lower, and to a semiconductor device realizing high efficiency and high reliability by using it. In a semiconductor device of the present invention, a gate insulating film of a field effect type transistor with channel length of from 0.35 to 2.5 μm in which a silicon nitride film is formed over a crystalline semiconductor film through a silicon oxide film, wherein the silicon nitride film contains hydrogen with the concentration of
Kengo Akimoto, Atsugi JP - Patent applications