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    • 37. 发明授权
    • CMOS semiconductor devices having elevated source and drain regions and methods of fabricating the same
    • 具有升高的源极和漏极区域的CMOS半导体器件及其制造方法
    • US07714394B2
    • 2010-05-11
    • US11285978
    • 2005-11-23
    • Dong-Suk ShinHwa-Sung RheeTetsuji UenoHo LeeSeung-Hwan Lee
    • Dong-Suk ShinHwa-Sung RheeTetsuji UenoHo LeeSeung-Hwan Lee
    • H01L23/58
    • H01L29/7834H01L21/265H01L21/823807H01L21/823814H01L29/665H01L29/6653H01L29/6656H01L29/66628
    • A Complementary Metal Oxide Semiconductor (CMOS) device is provided. The CMOS device includes an isolation layer provided in a semiconductor substrate to define first and second active regions. First and second gate patterns are disposed to cross over the first and second active regions, respectively. A first elevated source region and a first elevated drain region are disposed at both sides of the first gate pattern respectively, and a second elevated source region and a second elevated drain region are disposed at both sides of the second gate pattern respectively. The first elevated source/drain regions are provided on the first active region, and the second elevated source/drain regions are provided on the second active region. A first gate spacer is provided between the first gate pattern and the first elevated source/drain regions. A second gate spacer is provided to cover edges of the second elevated source/drain regions adjacent to the second gate pattern and an upper sidewall of the second gate pattern. Methods of fabricating the CMOS device is also provided.
    • 提供互补金属氧化物半导体(CMOS)器件。 CMOS器件包括设置在半导体衬底中以限定第一和第二有源区的隔离层。 第一和第二栅极图案分别设置成跨越第一和第二有源区域。 第一升高的源极区域和第一升高的漏极区域分别设置在第一栅极图案的两侧,并且第二升高的源极区域和第二升高的漏极区域分别设置在第二栅极图案的两侧。 第一升高的源极/漏极区域设置在第一有源区上,而第二升高的源极/漏极区域设置在第二有源区域上。 在第一栅极图案和第一升高的源极/漏极区域之间提供第一栅极间隔物。 设置第二栅极间隔物以覆盖与第二栅极图案相邻的第二升高的源极/漏极区域和第二栅极图案的上侧壁的边缘。 还提供了制造CMOS器件的方法。
    • 38. 发明授权
    • Method of fabricating MOS transistor having epitaxial region
    • 制造具有外延区域的MOS晶体管的方法
    • US07611951B2
    • 2009-11-03
    • US11517246
    • 2006-09-08
    • Tetsuji UenoHwa-Sung RheeHo Lee
    • Tetsuji UenoHwa-Sung RheeHo Lee
    • H01L21/336
    • H01L29/7848H01L21/26506H01L21/26513H01L21/2658H01L29/1083H01L29/165H01L29/6653H01L29/6656H01L29/66636
    • Example embodiments relate to a method of manufacturing a semiconductor device. Other example embodiments relate to a method of manufacturing a metal-oxide-semiconductor (MOS) transistor having an epitaxial region disposed in a lower portion of sidewalls of a gate pattern. Provided is a method of manufacturing a MOS transistor having an epitaxial region which improves an epitaxial growth rate and which may have fewer defects. The method of manufacturing a MOS transistor having an epitaxial region may include forming a gate pattern on a semiconductor substrate, forming a first ion implantation region having a first damage profile by implanting first impurity ions into the semiconductor substrate using the gate pattern as an ion implantation mask, forming a second ion implantation region having a second damage profile adjacent to the first damage profile by implanting second impurity ions into the semiconductor substrate using the gate pattern as an ion implantation mask and partially etching a lower portion of sidewalls of the gate pattern and forming in-situ an epitaxial region on the etched semiconductor substrate.
    • 示例实施例涉及制造半导体器件的方法。 其他示例实施例涉及制造具有设置在栅极图案的侧壁的下部中的外延区域的金属氧化物半导体(MOS)晶体管的方法。 提供一种制造具有提高外延生长速率并且可能具有较少缺陷的外延区域的MOS晶体管的方法。 制造具有外延区域的MOS晶体管的方法可以包括在半导体衬底上形成栅极图案,通过使用栅极图案作为离子注入,将第一杂质离子注入到半导体衬底中,形成具有第一损伤分布的第一离子注入区域 通过使用所述栅极图案作为离子注入掩模将所述第二杂质离子注入到所述半导体衬底中,形成具有与所述第一损伤分布相邻的第二损伤分布的第二离子注入区,并部分地蚀刻所述栅极图案的侧壁的下部;以及 在蚀刻的半导体衬底上原位形成外延区域。