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1. 发明申请

US20080001237A1 Semiconductor device having nitrided high-k gate dielectric and metal gate electrode and methods of forming same 审中-公开
标题翻译：具有氮化高k栅极电介质和金属栅电极的半导体器件及其形成方法
公开(公告)号：US20080001237A1
公开(公告)日：2008-01-03
申请号：US11478476
申请日：2006-06-29
申请人： Vincent S. Chang , Peng-Fu Hsu , Fong-Yu Yen , Yong-Tian Hou , Jin Ying , Hun-Jan Tao
发明人： Vincent S. Chang , Peng-Fu Hsu , Fong-Yu Yen , Yong-Tian Hou , Jin Ying , Hun-Jan Tao
IPC分类号： H01L29/78
CPC分类号： H01L29/513 , H01L21/28088 , H01L21/28194 , H01L21/28202 , H01L21/823437 , H01L21/823462 , H01L21/823475 , H01L21/823828 , H01L21/823857 , H01L21/823871 , H01L29/4966 , H01L29/518 , H01L29/7833
摘要： Disclosed is a semiconductor device having a substrate, an interfacial layer formed on said substrate, a nitrogen-containing high dielectric constant (high-k) layer formed on said interfacial layer, and a metal electrode on said nitrogen-containing high-k layer. Also disclosed is a method of forming a transistor including forming on a substrate an interfacial layer comprising silicon and oxygen, depositing on the interfacial layer a high-k dielectric material, nitriding the high-k dielectric material, depositing a metal layer on the high-k dielectric material, and patterning the metal layer, the high-k dielectric material, and the interfacial layer to form a gate stack.
摘要翻译：公开了一种半导体器件，其具有基板，在所述基板上形成的界面层，在所述界面层上形成的含氮高介电常数（高k）层和所述含氮高k层上的金属电极。还公开了一种形成晶体管的方法，包括在衬底上形成包含硅和氧的界面层，在界面层上沉积高k电介质材料，氮化高k电介质材料，在高介电材料上沉积金属层， k电介质材料，并且图案化金属层，高k电介质材料和界面层以形成栅极堆叠。

2. 发明授权

US07531399B2 Semiconductor devices and methods with bilayer dielectrics 有权
标题翻译：具有双层电介质的半导体器件和方法
公开(公告)号：US07531399B2
公开(公告)日：2009-05-12
申请号：US11532308
申请日：2006-09-15
申请人： Fong-Yu Yen , Cheng-Lung Hung , Peng-Fu Hsu , Vencent S. Chang , Yong-Tian Hou , Jin Ying , Hun-Jan Tao
发明人： Fong-Yu Yen , Cheng-Lung Hung , Peng-Fu Hsu , Vencent S. Chang , Yong-Tian Hou , Jin Ying , Hun-Jan Tao
IPC分类号： H01L21/8238
CPC分类号： H01L29/513 , H01L21/28088 , H01L21/28185 , H01L21/28194 , H01L29/4966 , H01L29/518
摘要： A semiconductor device is disclosed that includes: a substrate; a first high-k dielectric layer; a second high-k dielectric layer formed of a different high-k material; and a metal gate. In another form, a method of forming a semiconductor device is disclosed that includes: providing a substrate; forming a first high-k dielectric layer above the substrate; forming a second dielectric layer of a different high-k material above the first dielectric layer; and forming a gate structure above the second dielectric layer. In yet another form, a method of forming a semiconductor device is disclosed that includes: providing a substrate; forming an interfacial layer above the substrate; forming a first high-k dielectric layer above the interfacial layer; performing a nitridation technique; performing an anneal; forming a second high-k dielectric layer of a different high-k material above the first dielectric layer; and forming a metal gate structure above the second dielectric layer.
摘要翻译：公开了一种半导体器件，包括：衬底; 第一高k电介质层; 由不同的高k材料形成的第二高k电介质层; 和金属门。在另一种形式中，公开了一种形成半导体器件的方法，包括：提供衬底; 在所述衬底上形成第一高k电介质层; 在所述第一介电层上形成不同高k材料的第二电介质层; 以及在所述第二电介质层上形成栅极结构。在另一种形式中，公开了一种形成半导体器件的方法，其包括：提供衬底; 在基底上形成界面层; 在界面层上形成第一高k电介质层; 进行氮化技术; 进行退火; 在所述第一介电层上形成不同高k材料的第二高k电介质层; 以及在所述第二电介质层上方形成金属栅极结构。

3. 发明申请

US20080070395A1 SEMICONDUCTOR DEVICES AND METHODS WITH BILAYER DIELECTRICS 有权
标题翻译：半导体器件和方法与双极电介质
公开(公告)号：US20080070395A1
公开(公告)日：2008-03-20
申请号：US11532308
申请日：2006-09-15
申请人： Fong-Yu Yen , Cheng-Lung Hung , Peng-Fu Hsu , Vencent S. Chang , Yong-Tian Hou , Jin Ying , Hun-Jan Tao
发明人： Fong-Yu Yen , Cheng-Lung Hung , Peng-Fu Hsu , Vencent S. Chang , Yong-Tian Hou , Jin Ying , Hun-Jan Tao
IPC分类号： H01L21/3205 , H01L29/78 , H01L29/792
CPC分类号： H01L29/513 , H01L21/28088 , H01L21/28185 , H01L21/28194 , H01L29/4966 , H01L29/518
摘要： A semiconductor device is disclosed that includes: a substrate; a first high-k dielectric layer; a second high-k dielectric layer formed of a different high-k material; and a metal gate. In another form, a method of forming a semiconductor device is disclosed that includes: providing a substrate; forming a first high-k dielectric layer above the substrate; forming a second dielectric layer of a different high-k material above the first dielectric layer; and forming a gate structure above the second dielectric layer. In yet another form, a method of forming a semiconductor device is disclosed that includes: providing a substrate; forming an interfacial layer above the substrate; forming a first high-k dielectric layer above the interfacial layer; performing a nitridation technique; performing an anneal; forming a second high-k dielectric layer of a different high-k material above the first dielectric layer; and forming a metal gate structure above the second dielectric layer.
摘要翻译：公开了一种半导体器件，包括：衬底; 第一高k电介质层; 由不同的高k材料形成的第二高k电介质层; 和金属门。在另一种形式中，公开了一种形成半导体器件的方法，包括：提供衬底; 在所述衬底上形成第一高k电介质层; 在所述第一介电层上形成不同高k材料的第二电介质层; 以及在所述第二电介质层上形成栅极结构。在另一种形式中，公开了一种形成半导体器件的方法，其包括：提供衬底; 在基底上形成界面层; 在界面层上形成第一高k电介质层; 进行氮化技术; 进行退火; 在所述第一介电层上形成不同高k材料的第二高k电介质层; 以及在所述第二电介质层上方形成金属栅极结构。

4. 发明授权

US08384159B2 Semiconductor devices and methods with bilayer dielectrics 有权
标题翻译：具有双层电介质的半导体器件和方法
公开(公告)号：US08384159B2
公开(公告)日：2013-02-26
申请号：US12426477
申请日：2009-04-20
申请人： Fong-Yu Yen , Cheng-Lung Hung , Peng-Fu Hsu , Vencent S. Chang , Yong-Tian Hou , Jin Ying , Hun-Jan Tao
发明人： Fong-Yu Yen , Cheng-Lung Hung , Peng-Fu Hsu , Vencent S. Chang , Yong-Tian Hou , Jin Ying , Hun-Jan Tao
IPC分类号： H01L29/76 , H01L29/94 , H01L31/062 , H01L31/113 , H01L31/119
CPC分类号： H01L29/513 , H01L21/28088 , H01L21/28185 , H01L21/28194 , H01L29/4966 , H01L29/518
摘要： A semiconductor device is disclosed that includes: a substrate; a first dielectric layer formed over the substrate and formed of a first high-k material, the first high-k material selected from the group consisting of HfO2, HfSiO, HfSiON, HfTaO, HfTiO, HfTiTaO, HfAlON, and HfZrO; a second dielectric layer formed over the first dielectric layer and formed of a second high-k material, the second high-k material being different than the first high-k material and selected from the group consisting of HfO2, HfSiO, HfSiON, HfTaO, HfTiO, HfTiTaO, HfAlON, and HfZrO; and a metal gate formed over the second dielectric layer. The first dielectric layer includes ions selected from the group consisting of N, O, and Si.
摘要翻译：公开了一种半导体器件，包括：衬底; 形成在所述衬底上并由第一高k材料形成的第一介电层，所述第一高k材料选自HfO 2，HfSiO，HfSiON，HfTaO，HfTiO，HfTiTaO，HfAlON和HfZrO; 形成在所述第一介电层上并由第二高k材料形成的第二介电层，所述第二高k材料不同于所述第一高k材料并选自HfO 2，HfSiO，HfSiON，HfTaO， HfTiO，HfTiTaO，HfAlON和HfZrO; 以及形成在第二介电层上的金属栅极。第一电介质层包括选自N，O和Si的离子。

5. 发明授权

US07465634B2 Method of forming integrated circuit devices having n-MOSFET and p-MOSFET transistors with elevated and silicided source/drain structures 有权
公开(公告)号：US07465634B2
公开(公告)日：2008-12-16
申请号：US11583500
申请日：2006-10-18
申请人： Peng-Soon Lim , Yong-Tian Hou , Jin Ying , Hun-Jan Tao
发明人： Peng-Soon Lim , Yong-Tian Hou , Jin Ying , Hun-Jan Tao
IPC分类号： H01L21/336
CPC分类号： H01L21/823814 , H01L21/28097 , H01L21/823807 , H01L29/66636 , H01L29/7848
摘要： An n-FET and a p-FET each have elevated source/drain structures. Optionally, the p-FET elevated-SOURCE/DRAIN structure is epitaxially grown from a p-FET recess formed in the substrate. Optionally, the n-FET elevated-SOURCE/DRAIN structure is epitaxially grown from an n-FET recess formed in the substrate. The n-FET and p-FET elevated-source/drain structures are both silicided, even though the structures may have different materials and/or different structure heights. At least a thermal treatment portion of the source/drain structure siliciding is performed simultaneously for the n-FET and p-FET elevated source/drain structures. Also, the p-FET gate electrode, the n-FET gate electrode, or both, may optionally be silicided simultaneously (same metal and/or same thermal treatment step) with the n-FET and p-FET elevated-source/drain structures, respectively; even though the gate electrodes may have different materials, different silicide metal, and/or different electrode heights. The silicides formed on n-FET and p-FET elevated-source/drain structures preferably do not extend below a top surface of the substrate more than about 250 angstroms; and the structure heights may be selected to provide this.

6. 发明申请

US20080173947A1 Hybrid process for forming metal gates 有权
标题翻译：用于形成金属门的混合工艺
公开(公告)号：US20080173947A1
公开(公告)日：2008-07-24
申请号：US11656711
申请日：2007-01-23
申请人： Yong-Tian Hou , Peng-Fu Hsu , Jin Ying , Kang-Cheng Lin , K. T. Huang , Tze-Liang Lee
发明人： Yong-Tian Hou , Peng-Fu Hsu , Jin Ying , Kang-Cheng Lin , K. T. Huang , Tze-Liang Lee
IPC分类号： H01L27/092
CPC分类号： H01L21/823842 , H01L21/28044 , H01L21/28088 , H01L21/823835 , H01L29/66545 , H01L29/6656 , H01L29/7833 , H01L29/7843
摘要： A semiconductor structure and methods for forming the same are provided. The semiconductor structure includes a first MOS device of a first conductivity type and a second MOS device of a second conductivity type opposite the first conductivity type. The first MOS device includes a first gate dielectric on a semiconductor substrate; a first metal-containing gate electrode layer over the first gate dielectric; and a silicide layer over the first metal-containing gate electrode layer. The second MOS device includes a second gate dielectric on the semiconductor substrate; a second metal-containing gate electrode layer over the second gate dielectric; and a contact etch stop layer having a portion over the second metal-containing gate electrode layer, wherein a region between the portion of the contact etch stop layer and the second metal-containing gate electrode layer is substantially free from silicon.
摘要翻译：提供半导体结构及其形成方法。半导体结构包括第一导电类型的第一MOS器件和与第一导电类型相反的第二导电类型的第二MOS器件。第一MOS器件包括在半导体衬底上的第一栅极电介质; 在所述第一栅极电介质上的第一含金属的栅电极层; 以及位于第一含金属栅电极层上的硅化物层。第二MOS器件包括半导体衬底上的第二栅极电介质; 在所述第二栅极电介质上方的第二含金属的栅电极层; 以及具有位于所述第二含金属栅电极层上的部分的接触蚀刻停止层，其中所述接触蚀刻停止层的所述部分和所述第二含金属栅电极层之间的区域基本上不含硅。

7. 发明申请

US20080096336A1 Method of forming integrated circuit devices having n-MOSFET and p-MOSFET transistors with elevated and silicided source/drain structures 有权
标题翻译：形成具有n-MOSFET和p-MOSFET晶体管的集成电路器件的方法，其具有升高和硅化源极/漏极结构
公开(公告)号：US20080096336A1
公开(公告)日：2008-04-24
申请号：US11583500
申请日：2006-10-18
申请人： Peng-Soon Lim , Yong-Tian Hou , Jin Ying , Hun-Jan Tao
发明人： Peng-Soon Lim , Yong-Tian Hou , Jin Ying , Hun-Jan Tao
IPC分类号： H01L21/337
CPC分类号： H01L21/823814 , H01L21/28097 , H01L21/823807 , H01L29/66636 , H01L29/7848
摘要： An n-FET and a p-FET each have elevated source/drain structures. Optionally, the p-FET elevated-SOURCE/DRAIN structure is epitaxially grown from a p-FET recess formed in the substrate. Optionally, the n-FET elevated-SOURCE/DRAIN structure is epitaxially grown from an n-FET recess formed in the substrate. The n-FET and p-FET elevated-source/drain structures are both silicided, even though the structures may have different materials and/or different structure heights. At least a thermal treatment portion of the source/drain structure siliciding is performed simultaneously for the n-FET and p-FET elevated source/drain structures. Also, the p-FET gate electrode, the n-FET gate electrode, or both, may optionally be silicided simultaneously (same metal and/or same thermal treatment step) with the n-FET and p-FET elevated-source/drain structures, respectively; even though the gate electrodes may have different materials, different silicide metal, and/or different electrode heights. The silicides formed on n-FET and p-FET elevated-source/drain structures preferably do not extend below a top surface of the substrate more than about 250 angstroms; and the structure heights may be selected to provide this.
摘要翻译： n-FET和p-FET各自具有升高的源极/漏极结构。可选地，p-FET升高的SOURCE / DRAIN结构从形成在衬底中的p-FET凹槽外延生长。可选地，n-FET升高的SOURCE / DRAIN结构从形成在衬底中的n-FET凹槽外延生长。即使结构可能具有不同的材料和/或不同的结构高度，n-FET和p-FET升高源极/漏极结构都是硅化的。对于n-FET和p-FET升高的源极/漏极结构，至少对源极/漏极结构硅化物的热处理部分同时进行。此外，p-FET栅电极，n-FET栅电极或两者可以可选地与n-FET和p-FET升高源极/漏极结构同时（相同的金属和/或相同的热处理步骤）硅化，分别; 即使栅电极可以具有不同的材料，不同的硅化物金属和/或不同的电极高度。在n-FET和p-FET升高源极/漏极结构上形成的硅化物优选不超过约250埃延伸到衬底的顶表面下方; 并且可以选择结构高度来提供这一点。

8. 发明授权

US08836038B2 CMOS dual metal gate semiconductor device 有权
标题翻译： CMOS双金属栅极半导体器件
公开(公告)号：US08836038B2
公开(公告)日：2014-09-16
申请号：US12883241
申请日：2010-09-16
申请人： Yong-Tian Hou , Peng-Fu Hsu , Jin Ying , Kang-Cheng Lin , Kuo-Tai Huang , Tze-Liang Lee
发明人： Yong-Tian Hou , Peng-Fu Hsu , Jin Ying , Kang-Cheng Lin , Kuo-Tai Huang , Tze-Liang Lee
IPC分类号： H01L29/78 , H01L21/8238 , H01L21/28 , H01L29/66
CPC分类号： H01L21/823842 , H01L21/28044 , H01L21/28088 , H01L21/823835 , H01L29/66545 , H01L29/6656 , H01L29/7833 , H01L29/7843
摘要： A semiconductor structure and methods for forming the same are provided. The semiconductor structure includes a first MOS device of a first conductivity type and a second MOS device of a second conductivity type opposite the first conductivity type. The first MOS device includes a first gate dielectric on a semiconductor substrate; a first metal-containing gate electrode layer over the first gate dielectric; and a silicide layer over the first metal-containing gate electrode layer. The second MOS device includes a second gate dielectric on the semiconductor substrate; a second metal-containing gate electrode layer over the second gate dielectric; and a contact etch stop layer having a portion over the second metal-containing gate electrode layer, wherein a region between the portion of the contact etch stop layer and the second metal-containing gate electrode layer is substantially free from silicon.
摘要翻译：提供半导体结构及其形成方法。半导体结构包括第一导电类型的第一MOS器件和与第一导电类型相反的第二导电类型的第二MOS器件。第一MOS器件包括在半导体衬底上的第一栅极电介质; 在所述第一栅极电介质上的第一含金属的栅电极层; 以及位于第一含金属栅电极层上的硅化物层。第二MOS器件包括半导体衬底上的第二栅极电介质; 在所述第二栅极电介质上方的第二含金属的栅电极层; 以及具有位于所述第二含金属栅电极层上的部分的接触蚀刻停止层，其中所述接触蚀刻停止层的所述部分和所述第二含金属栅电极层之间的区域基本上不含硅。

9. 发明申请

US20110001194A1 Hybrid Process for Forming Metal Gates 有权
标题翻译：用于形成金属门的混合工艺
公开(公告)号：US20110001194A1
公开(公告)日：2011-01-06
申请号：US12883241
申请日：2010-09-16
申请人： Yong-Tian Hou , Peng-Fu Hsu , Jin Ying , Kang-Cheng Lin , K. T. Huang , Tze-Liang Lee
发明人： Yong-Tian Hou , Peng-Fu Hsu , Jin Ying , Kang-Cheng Lin , K. T. Huang , Tze-Liang Lee
IPC分类号： H01L27/092
CPC分类号： H01L21/823842 , H01L21/28044 , H01L21/28088 , H01L21/823835 , H01L29/66545 , H01L29/6656 , H01L29/7833 , H01L29/7843
摘要： A semiconductor structure and methods for forming the same are provided. The semiconductor structure includes a first MOS device of a first conductivity type and a second MOS device of a second conductivity type opposite the first conductivity type. The first MOS device includes a first gate dielectric on a semiconductor substrate; a first metal-containing gate electrode layer over the first gate dielectric; and a silicide layer over the first metal-containing gate electrode layer. The second MOS device includes a second gate dielectric on the semiconductor substrate; a second metal-containing gate electrode layer over the second gate dielectric; and a contact etch stop layer having a portion over the second metal-containing gate electrode layer, wherein a region between the portion of the contact etch stop layer and the second metal-containing gate electrode layer is substantially free from silicon.
摘要翻译：提供半导体结构及其形成方法。半导体结构包括第一导电类型的第一MOS器件和与第一导电类型相反的第二导电类型的第二MOS器件。第一MOS器件包括在半导体衬底上的第一栅极电介质; 在所述第一栅极电介质上的第一含金属的栅电极层; 以及位于第一含金属栅电极层上的硅化物层。第二MOS器件包括半导体衬底上的第二栅极电介质; 在所述第二栅极电介质上方的第二含金属的栅电极层; 以及具有位于所述第二含金属栅电极层上的部分的接触蚀刻停止层，其中所述接触蚀刻停止层的所述部分和所述第二含金属栅电极层之间的区域基本上不含硅。

10. 发明授权

US07812414B2 Hybrid process for forming metal gates 有权
标题翻译：用于形成金属门的混合工艺
公开(公告)号：US07812414B2
公开(公告)日：2010-10-12
申请号：US11656711
申请日：2007-01-23
申请人： Yong-Tian Hou , Peng-Fu Hsu , Jin Ying , Kang-Cheng Lin , Kuo-Tai Huang , Tze-Liang Lee
发明人： Yong-Tian Hou , Peng-Fu Hsu , Jin Ying , Kang-Cheng Lin , Kuo-Tai Huang , Tze-Liang Lee
IPC分类号： H01L29/78
CPC分类号： H01L21/823842 , H01L21/28044 , H01L21/28088 , H01L21/823835 , H01L29/66545 , H01L29/6656 , H01L29/7833 , H01L29/7843
摘要： A semiconductor structure and methods for forming the same are provided. The semiconductor structure includes a first MOS device of a first conductivity type and a second MOS device of a second conductivity type opposite the first conductivity type. The first MOS device includes a first gate dielectric on a semiconductor substrate; a first metal-containing gate electrode layer over the first gate dielectric; and a silicide layer over the first metal-containing gate electrode layer. The second MOS device includes a second gate dielectric on the semiconductor substrate; a second metal-containing gate electrode layer over the second gate dielectric; and a contact etch stop layer having a portion over the second metal-containing gate electrode layer, wherein a region between the portion of the contact etch stop layer and the second metal-containing gate electrode layer is substantially free from silicon.
摘要翻译：提供半导体结构及其形成方法。半导体结构包括第一导电类型的第一MOS器件和与第一导电类型相反的第二导电类型的第二MOS器件。第一MOS器件包括在半导体衬底上的第一栅极电介质; 在所述第一栅极电介质上的第一含金属的栅电极层; 以及位于第一含金属栅电极层上的硅化物层。第二MOS器件包括半导体衬底上的第二栅极电介质; 在所述第二栅极电介质上方的第二含金属的栅电极层; 以及具有位于所述第二含金属栅电极层上的部分的接触蚀刻停止层，其中所述接触蚀刻停止层的所述部分和所述第二含金属栅电极层之间的区域基本上不含硅。

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