Semiconductor device manufacturing: process – Formation of electrically isolated lateral semiconductive... – Grooved and refilled with deposited dielectric material
Reexamination Certificate
2009-02-25
2011-11-15
Landau, Matthew (Department: 2813)
Semiconductor device manufacturing: process
Formation of electrically isolated lateral semiconductive...
Grooved and refilled with deposited dielectric material
C257SE21547
Reexamination Certificate
active
08058139
ABSTRACT:
A polysilazane perhydride solution, prepared by dispensing polysilazane perhydride in a solvent containing carbon, is applied on a semiconductor substrate (1), thereby forming a coated film (6), which is heated, volatilizing solvent therein, thereby forming a polysilazane film (7), which is chemical-treated, so the polysilazane film (7) is changed to a silicon dioxide film (8).
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Nakajima Takahito
Sato Katsuhiro
Kabushiki Kaisha Toshiba
Landau Matthew
McCall Shepard Sonya
Oblon, Spivak McClelland, Maier & Neustadt, L.L.P.
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