Method for fabricating semiconductor device
    4.
    发明授权
    Method for fabricating semiconductor device 有权
    制造半导体器件的方法

    公开(公告)号:US08765561B2

    公开(公告)日:2014-07-01

    申请号:US13154396

    申请日:2011-06-06

    IPC分类号: H01L21/336

    摘要: A method for fabricating semiconductor device is disclosed. The method includes the steps of: providing a substrate; forming a dummy gate on the substrate; forming a contact etch stop layer on the dummy gate and the substrate; performing a planarizing process to partially remove the contact etch stop layer; partially removing the dummy gate; and performing a thermal treatment on the contact etch stop layer.

    摘要翻译: 公开了半导体器件的制造方法。 该方法包括以下步骤:提供衬底; 在基板上形成虚拟栅极; 在所述伪栅极和所述衬底上形成接触蚀刻停止层; 执行平面化处理以部分地去除接触蚀刻停止层; 部分去除虚拟门; 并对接触蚀刻停止层进行热处理。

    Metal gate transistor and method for fabricating the same
    5.
    发明授权
    Metal gate transistor and method for fabricating the same 有权
    金属栅极晶体管及其制造方法

    公开(公告)号:US08404533B2

    公开(公告)日:2013-03-26

    申请号:US12860939

    申请日:2010-08-23

    IPC分类号: H01L21/338

    摘要: A method for fabricating metal gate transistor is disclosed. The method includes the steps of: providing a substrate, wherein the substrate comprises a transistor region defined thereon; forming a gate insulating layer on the substrate; forming a stacked film on the gate insulating layer, wherein the stacked film comprises at least one etching stop layer, a polysilicon layer, and a hard mask; patterning the gate insulating layer and the stacked film for forming a dummy gate on the substrate; forming a dielectric layer on the dummy gate; performing a planarizing process for partially removing the dielectric layer until reaching the top of the dummy gate; removing the polysilicon layer of the dummy gate; removing the etching stop layer of the dummy gate for forming an opening; and forming a conductive layer in the opening for forming a gate.

    摘要翻译: 公开了一种用于制造金属栅极晶体管的方法。 该方法包括以下步骤:提供衬底,其中衬底包括限定在其上的晶体管区域; 在所述基板上形成栅极绝缘层; 在所述栅绝缘层上形成层叠膜,其中所述层叠膜包括至少一个蚀刻停止层,多晶硅层和硬掩模; 图案化栅极绝缘层和用于在基板上形成伪栅极的叠层膜; 在所述虚拟栅极上形成介电层; 执行用于部分去除电介质层直到到达虚拟栅极的顶部的平坦化处理; 去除虚拟栅极的多晶硅层; 去除用于形成开口的虚拟栅极的蚀刻停止层; 以及在用于形成栅极的开口中形成导电层。

    ADJUSTING METHOD OF CHANNEL STRESS
    7.
    发明申请
    ADJUSTING METHOD OF CHANNEL STRESS 审中-公开
    通道应力调整方法

    公开(公告)号:US20120070948A1

    公开(公告)日:2012-03-22

    申请号:US12883266

    申请日:2010-09-16

    IPC分类号: H01L21/8238

    摘要: An adjusting method of channel stress includes the following steps. A substrate is provided. A metal-oxide-semiconductor field-effect transistor is formed on the substrate. The MOSFET includes a source/drain region, a channel, a gate, a gate dielectric layer and a spacer. A dielectric layer is formed on the substrate and covers the metal-oxide-semiconductor field-effect transistor. A flattening process is applied onto the dielectric layer. The remaining dielectric layer is removed to expose the source/drain region. A non-conformal high stress dielectric layer is formed on the substrate having the exposed source/drain region.

    摘要翻译: 通道应力调整方法包括以下步骤。 提供基板。 在基板上形成金属氧化物半导体场效应晶体管。 MOSFET包括源极/漏极区域,沟道,栅极,栅极介电层和间隔物。 在基板上形成电介质层并覆盖金属氧化物半导体场效应晶体管。 将平坦化工艺施加到电介质层上。 去除剩余的介电层以暴露源/漏区。 在具有暴露的源极/漏极区域的衬底上形成非共形高应力介电层。

    METHOD OF FABRICATING TRANSISTORS
    8.
    发明申请
    METHOD OF FABRICATING TRANSISTORS 有权
    制造晶体管的方法

    公开(公告)号:US20120196418A1

    公开(公告)日:2012-08-02

    申请号:US13444855

    申请日:2012-04-12

    IPC分类号: H01L21/336

    摘要: A method of fabricating transistors includes: providing a substrate including an N-type well and P-type well; forming a first gate on the N-type well and a second gate on the P-type well, respectively; forming a third spacer on the first gate; forming an epitaxial layer in the substrate at two sides of the first gate; forming a fourth spacer on the second gate; forming a silicon cap layer covering the surface of the epitaxial layer and the surface of the substrate at two sides of the fourth spacer; and forming a first source/drain doping region and a second source/drain doping region at two sides of the first gate and the second gate respectively.

    摘要翻译: 制造晶体管的方法包括:提供包括N型阱和P型阱的衬底; 在N型阱上分别形成第一栅极和P型阱上的第二栅极; 在所述第一门上形成第三间隔物; 在第一栅极的两侧在衬底中形成外延层; 在所述第二闸门上形成第四间隔物; 在所述第四间隔物的两侧形成覆盖所述外延层的表面和所述基板的表面的硅覆盖层; 以及分别在第一栅极和第二栅极的两侧形成第一源极/漏极掺杂区域和第二源极/漏极掺杂区域。

    METAL GATE TRANSISTOR AND METHOD FOR FABRICATING THE SAME
    9.
    发明申请
    METAL GATE TRANSISTOR AND METHOD FOR FABRICATING THE SAME 有权
    金属栅极晶体管及其制造方法

    公开(公告)号:US20120045880A1

    公开(公告)日:2012-02-23

    申请号:US12860939

    申请日:2010-08-23

    IPC分类号: H01L21/336

    摘要: A method for fabricating metal gate transistor is disclosed. The method includes the steps of: providing a substrate, wherein the substrate comprises a transistor region defined thereon; forming a gate insulating layer on the substrate; forming a stacked film on the gate insulating layer, wherein the stacked film comprises at least one etching stop layer, a polysilicon layer, and a hard mask; patterning the gate insulating layer and the stacked film for forming a dummy gate on the substrate; forming a dielectric layer on the dummy gate; performing a planarizing process for partially removing the dielectric layer until reaching the top of the dummy gate; removing the polysilicon layer of the dummy gate; removing the etching stop layer of the dummy gate for forming an opening; and forming a conductive layer in the opening for forming a gate.

    摘要翻译: 公开了一种用于制造金属栅极晶体管的方法。 该方法包括以下步骤:提供衬底,其中衬底包括限定在其上的晶体管区域; 在所述基板上形成栅极绝缘层; 在所述栅绝缘层上形成层叠膜,其中所述层叠膜包括至少一个蚀刻停止层,多晶硅层和硬掩模; 图案化栅极绝缘层和用于在基板上形成伪栅极的叠层膜; 在所述虚拟栅极上形成介电层; 执行用于部分去除电介质层直到到达虚拟栅极的顶部的平坦化处理; 去除虚拟栅极的多晶硅层; 去除用于形成开口的虚拟栅极的蚀刻停止层; 以及在用于形成栅极的开口中形成导电层。

    Method of making transistor having metal gate
    10.
    发明授权
    Method of making transistor having metal gate 有权
    制造具有金属栅极的晶体管的方法

    公开(公告)号:US08211775B1

    公开(公告)日:2012-07-03

    申请号:US13043479

    申请日:2011-03-09

    IPC分类号: H01L21/336

    摘要: A method for forming a transistor having a metal gate is provided. A substrate is provided first. A transistor is formed on the substrate. The transistor includes a high-k gate dielectric layer, an oxygen containing dielectric layer disposed on the high-k gate dielectric layer, and a dummy gate disposed on the oxygen containing dielectric layer. Then, the dummy gate and the patterned gate dielectric layer are removed. Lastly, a metal gate is formed and the metal gate directly contacts the high-k gate oxide.

    摘要翻译: 提供一种形成具有金属栅极的晶体管的方法。 首先提供基板。 在基板上形成晶体管。 晶体管包括高k栅极电介质层,设置在高k栅极电介质层上的含氧电介质层和设置在含氧电介质层上的伪栅极。 然后,去除伪栅极和图案化栅极电介质层。 最后,形成金属栅极,并且金属栅极直接接触高k栅极氧化物。