发明申请
US20070296044A1 DEVICE HAVING DUAL ETCH STOP LINER AND REFORMED SILICIDE LAYER AND RELATED METHODS 有权
具有双层蚀刻层和改性硅酸盐层的装置及相关方法

DEVICE HAVING DUAL ETCH STOP LINER AND REFORMED SILICIDE LAYER AND RELATED METHODS
摘要:
The present invention provides a semiconductor device having dual silicon nitride liners and a reformed silicide layer and related methods for the manufacture of such a device. The reformed silicide layer has a thickness and resistance substantially similar to a silicide layer not exposed to the formation of the dual silicon nitride liners. A first aspect of the invention provides a method for use in the manufacture of a semiconductor device comprising the steps of applying a first silicon nitride liner to a silicide layer, removing a portion of the first silicon nitride liner, reforming a portion of the silicide layer removed during the removal step, and applying a second silicon nitride liner to the silicide layer.
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