Semiconductor device manufacturing: process – Coating of substrate containing semiconductor region or of... – Insulative material deposited upon semiconductive substrate
Reexamination Certificate
2007-09-04
2007-09-04
Wilczewski, M. (Department: 2822)
Semiconductor device manufacturing: process
Coating of substrate containing semiconductor region or of...
Insulative material deposited upon semiconductive substrate
C438S775000
Reexamination Certificate
active
10908157
ABSTRACT:
A method for fabricating a dielectric layer doped with nitrogen is provided according to the present invention. According to the method, a dielectric layer is formed on a semiconductor substrate. Two steps of nitridation processes are then performed on the dielectric layer. Following that, one step or two steps of annealing processes are performed on the dielectric layer. Dielectric layer formed by the method has uniform nitrogen dopant, and thus has fine electric properties.
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Huang Kuo-Tai
Lung Chien-Hua
Wang Yun-Ren
Yen Ying-Wei
Hsu Winston
Perkins Pamela E
United Microelectronics Corp.
Wilczewski M.
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