Compositions – Etching or brightening compositions
Reexamination Certificate
2006-10-03
2006-10-03
Norton, Nadine (Department: 1765)
Compositions
Etching or brightening compositions
C257SE21528, C438S098000, C438S629000, C438S639000, C438S648000, C438S690000
Reexamination Certificate
active
07115214
ABSTRACT:
First, a substrate having at least a conducting layer is provided. Then, a CVD process is performed to form the Ti/TiN barrier layer onto the conducting layer. An examination procedure is followed, and if particles are detected in the Ti/TiN barrier layer, then a rework procedure is performed to remove the Ti/TiN barrier layer and to reform a new Ti/TiN barrier layer.
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Handbook of Semiconductor Wafer Cleaning Technology—Science, Technology, and Applications; Edited by kern, W.; Published 1993 by William Andrew Publishing/Noyes.
Chen Ching-Hua
Cheng Yi-Chung
George Patricia
Hsu Winston
Norton Nadine
Powerchip Semiconductor Corp.
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