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    • 4. 发明申请
    • Method of Manufacturing a Semiconductor Device
    • 制造半导体器件的方法
    • US20090170254A1
    • 2009-07-02
    • US12343134
    • 2008-12-23
    • Hwa-Sung RheeHo LeeMyung-Sun KimJi-Hye Yi
    • Hwa-Sung RheeHo LeeMyung-Sun KimJi-Hye Yi
    • H01L21/8238
    • H01L21/823807H01L21/26506H01L21/823814H01L29/165H01L29/665H01L29/66628H01L29/66636H01L29/7848
    • In a method of manufacturing a semiconductor device, a first gate electrode and a second gate electrode are formed in a first area and a second area of a substrate. Non-crystalline regions are formed in the first area of the substrate adjacent the first gate electrode. A layer having a first stress is formed on the substrate and the first and the second gate electrodes. A mask is formed on a first portion of the layer in the first area of the substrate to expose a second portion of the layer in the second area. The second portion is etched to form a sacrificial spacer on a sidewall of the second gate electrode. The second area of the substrate is partially etched using the mask, the second gate electrode and the sacrificial spacer, to form recesses in the second area of the substrate adjacent the second gate electrode. Patterns having a second stress are formed in the recesses.
    • 在制造半导体器件的方法中,第一栅电极和第二栅电极形成在衬底的第一区域和第二区域中。 在与第一栅电极相邻的衬底的第一区域中形成非结晶区域。 在基板和第一和第二栅电极上形成具有第一应力的层。 掩模在衬底的第一区域中的该层的第一部分上形成以暴露第二区域中该层的第二部分。 蚀刻第二部分以在第二栅电极的侧壁上形成牺牲间隔物。 使用掩模,第二栅电极和牺牲隔离物部分蚀刻衬底的第二区域,以在与第二栅电极相邻的衬底的第二区域中形成凹陷。 在凹部中形成具有第二应力的图案。