Ultra thin channel MOSFET
    2.
    发明授权
    Ultra thin channel MOSFET 失效
    超薄通道MOSFET

    公开(公告)号:US07211490B2

    公开(公告)日:2007-05-01

    申请号:US11083743

    申请日:2005-03-18

    IPC分类号: H01L21/336 H01L29/76

    摘要: Described is a method for making thin channel silicon-on-insulator structures. The inventive method comprises forming a set of thin spacer abutting a gate region in a first device and a second device region; forming a raised source/drain region on either side of the gate region in the first device region and the second device region, implanting dopants of a first conductivity type into the raised source drain region in the first device region to form a first dopant impurity region, where the second device region is protected by a second device region block mask; implanting dopants of a second conductivity type into the raised source/drain region in the second device region to form a second dopant impurity region, where the first device region is protected by a first device region block mask; and activating the first dopant impurity region and the second dopant impurity region to provide a thin channel MOSFET.

    摘要翻译: 描述了制造薄沟道硅绝缘体上结构的方法。 本发明的方法包括在第一装置和第二装置区域中形成邻接栅极区的一组薄间隔件; 在第一器件区域和第二器件区域中的栅极区域的任一侧上形成凸起的源极/漏极区域,将第一导电类型的掺杂剂注入到第一器件区域中的凸起的源极漏极区域中以形成第一掺杂剂杂质区域 ,其中所述第二设备区域被第二设备区域块掩码保护; 将第二导电类型的掺杂剂注入所述第二器件区域中的所述升高的源极/漏极区域中以形成第二掺杂剂杂质区域,其中所述第一器件区域被第一器件区域阻挡掩模保护; 以及激活第一掺杂杂质区和第二掺杂杂质区,以提供薄沟道MOSFET。

    Ultra thin channel MOSFET
    3.
    发明申请
    Ultra thin channel MOSFET 有权
    超薄通道MOSFET

    公开(公告)号:US20050048752A1

    公开(公告)日:2005-03-03

    申请号:US10650229

    申请日:2003-08-28

    摘要: Described is a method for making thin channel silicon-on-insulator structures. The inventive method comprises forming a set of thin spacer abutting a gate region in a first device and a second device region; forming a raised source/drain region on either side of the gate region in the first device region and the second device region, implanting dopants of a first conductivity type into the raised source drain region in the first device region to form a first dopant impurity region, where the second device region is protected by a second device region block mask; implanting dopants of a second conductivity type into the raised source/drain region in the second device region to form a second dopant impurity region, where the first device region is protected by a first device region block mask; and activating the first dopant impurity region and the second dopant impurity region to provide a thin channel MOSFET.

    摘要翻译: 描述了制造薄沟道硅绝缘体上结构的方法。 本发明的方法包括在第一装置和第二装置区域中形成邻接栅极区的一组薄间隔件; 在第一器件区域和第二器件区域中的栅极区域的任一侧上形成凸起的源极/漏极区域,将第一导电类型的掺杂剂注入到第一器件区域中的凸起的源极漏极区域中以形成第一掺杂剂杂质区域 ,其中所述第二设备区域被第二设备区域块掩码保护; 将第二导电类型的掺杂剂注入所述第二器件区域中的所述升高的源极/漏极区域中以形成第二掺杂剂杂质区域,其中所述第一器件区域被第一器件区域阻挡掩模保护; 以及激活第一掺杂杂质区和第二掺杂杂质区,以提供薄沟道MOSFET。

    Semiconductor device structure with active regions having different surface directions and methods
    5.
    发明授权
    Semiconductor device structure with active regions having different surface directions and methods 有权
    具有不同表面方向和方法的有源区的半导体器件结构

    公开(公告)号:US07354806B2

    公开(公告)日:2008-04-08

    申请号:US10711416

    申请日:2004-09-17

    IPC分类号: H01L21/00

    摘要: Semiconductor structure and method to simultaneously achieve optimal stress type and current flow for both nFET and pFET devices, and for gates orientated in one direction, are disclosed. One embodiment of the method includes bonding a first wafer having a first surface direction and a first surface orientation atop a second wafer having a different second surface orientation and a different second surface direction; forming an opening through the first wafer to the second wafer; and forming a region in the opening coplanar with a surface of the first wafer, wherein the region has the second surface orientation and the second surface direction. The semiconductor device structure includes at least two active regions having different surface directions, each active region including one of a plurality of nFETs and a plurality of pFETs, and wherein a gate electrode orientation is such that the nFETs and the pFETs are substantially parallel to each other.

    摘要翻译: 公开了同时实现nFET和pFET器件以及朝向一个方向的栅极的最佳应力类型和电流流动的半导体结构和方法。 该方法的一个实施例包括将具有第一表面方向的第一晶片和具有不同的第二表面取向和不同的第二表面方向的第二晶片顶部的第一表面取向接合; 形成通过所述第一晶片的开口到所述第二晶片; 以及在所述开口中形成与所述第一晶片的表面共面的区域,其中所述区域具有第二表面取向和所述第二表面方向。 半导体器件结构包括具有不同表面方向的至少两个有源区,每个有源区包括多个nFET和多个pFET中的一个,并且其中栅电极取向使得nFET和pFET基本上平行于每个 其他。

    Structure for planar SOI substrate with multiple orientations
    7.
    发明授权
    Structure for planar SOI substrate with multiple orientations 失效
    具有多个取向的平面SOI衬底的结构

    公开(公告)号:US07691482B2

    公开(公告)日:2010-04-06

    申请号:US11473835

    申请日:2006-06-23

    IPC分类号: B32B9/04 H01L27/12

    摘要: The present invention provides a method of forming a substantially planar SOI substrate having multiple crystallographic orientations including the steps of providing a multiple orientation surface atop a single orientation layer, the multiple orientation surface comprising a first device region contacting and having a same crystal orientation as the single orientation layer, and a second device region separated from the first device region and the single orientation layer by an insulating material, wherein the first device region and the second device region have different crystal orientations; producing a damaged interface in the single orientation layer; bonding a wafer to the multiple orientation surface; separating the single orientation layer at the damaged interface; wherein a damaged surface of said single orientation layer remains; and planarizing the damaged surface until a surface of the first device region is substantially coplanar to a surface of the second device region.

    摘要翻译: 本发明提供一种形成具有多个结晶取向的基本上平面的SOI衬底的方法,包括以下步骤:在单个取向层的顶部提供多个取向表面,所述多个取向表面包括与第一器件区域接触并具有与 单取向层和通过绝缘材料与第一器件区域和单取向层分离的第二器件区域,其中第一器件区域和第二器件区域具有不同的晶体取向; 在单取向层产生损坏的界面; 将晶片接合到所述多个取向表面; 在损坏的界面处分离单个取向层; 其中所述单取向层的损伤表面保留; 以及平坦化损坏的表面,直到第一器件区域的表面基本上与第二器件区域的表面共面。

    Structure and method for manufacturing planar strained Si/SiGe substrate with multiple orientations and different stress levels
    8.
    发明授权
    Structure and method for manufacturing planar strained Si/SiGe substrate with multiple orientations and different stress levels 失效
    用于制造具有多个取向和不同应力水平的平面应变Si / SiGe衬底的结构和方法

    公开(公告)号:US07220626B2

    公开(公告)日:2007-05-22

    申请号:US10905978

    申请日:2005-01-28

    IPC分类号: H01L21/84

    摘要: The present invention provides a method of forming a semiconducting substrate including the steps of providing an initial structure having first device region comprising a first orientation material and a second device region having a second orientation material; forming a first concentration of lattice modifying material atop the first orientation material; forming a second concentration of the lattice modifying material atop the second orientation material; intermixing the first concentration of lattice modifying material with the first orientation material to produce a first lattice dimension surface and the second concentration of lattice modifying material the second orientation material to produce a second lattice dimension surface; and forming a first strained semiconducting layer atop the first lattice dimension surface and a second strained semiconducting layer atop the second lattice dimension surface.

    摘要翻译: 本发明提供一种形成半导体衬底的方法,包括以下步骤:提供具有包括第一取向材料的第一器件区域和具有第二取向材料的第二器件区域的初始结构; 在所述第一取向材料的顶部上形成晶格改性材料的第一浓度; 在所述第二取向材料的顶部上形成所述晶格改性材料的第二浓度; 将所述晶格修饰材料的第一浓度与所述第一取向材料混合以产生第一晶格尺寸表面,并且所述第二浓度的晶格修饰材料形成所述第二取向材料以产生第二晶格尺寸表面; 以及在所述第一晶格尺寸表面上方形成第一应变半导体层和在所述第二晶格尺寸表面顶部形成第二应变半导体层。

    SEMICONDUCTOR DEVICE STRUCTURE WITH ACTIVE REGIONS HAVING DIFFERENT SURFACE DIRECTIONS
    9.
    发明申请
    SEMICONDUCTOR DEVICE STRUCTURE WITH ACTIVE REGIONS HAVING DIFFERENT SURFACE DIRECTIONS 审中-公开
    具有不同表面方向的主动区域的半导体器件结构

    公开(公告)号:US20080142852A1

    公开(公告)日:2008-06-19

    申请号:US12032913

    申请日:2008-02-18

    IPC分类号: H01L27/092

    摘要: Semiconductor structure and method to simultaneously achieve optimal stress type and current flow for both nFET and pFET devices, and for gates orientated in one direction, are disclosed. One embodiment of the method includes bonding a first wafer having a first surface direction and a first surface orientation atop a second wafer having a different second surface orientation and a different second surface direction; forming an opening through the first wafer to the second wafer; and forming a region in the opening coplanar with a surface of the first wafer, wherein the region has the second surface orientation and the second surface direction. The semiconductor device structure includes at least two active regions having different surface directions, each active region including one of a plurality of nFETs and a plurality of pFETs, and wherein a gate electrode orientation is such that the nFETs and the pFETs are substantially parallel to each other.

    摘要翻译: 公开了同时实现nFET和pFET器件以及朝向一个方向的栅极的最佳应力类型和电流流动的半导体结构和方法。 该方法的一个实施例包括将具有第一表面方向的第一晶片和具有不同的第二表面取向和不同的第二表面方向的第二晶片顶部的第一表面取向接合; 形成通过所述第一晶片的开口到所述第二晶片; 以及在所述开口中形成与所述第一晶片的表面共面的区域,其中所述区域具有第二表面取向和所述第二表面方向。 半导体器件结构包括具有不同表面方向的至少两个有源区,每个有源区包括多个nFET和多个pFET中的一个,并且其中栅电极取向使得nFET和pFET基本上平行于每个 其他。