Phase change memory device
    1.
    发明授权
    Phase change memory device 有权
    相变存储器件

    公开(公告)号:US07906773B2

    公开(公告)日:2011-03-15

    申请号:US12382781

    申请日:2009-03-24

    IPC分类号: H01L21/00

    摘要: A semiconductor device includes an insulating layer on a substrate, a first electrode in the insulating layer having a first upper surface and a second upper surface, a second electrode in the insulating layer spaced apart from the first electrode by a first distance and having a third upper surface and a fourth upper surface, the third upper surface being disposed at a substantially same level as the first upper surface, and the fourth upper surface being disposed at a substantially same level as the second upper surface, a first phase change material pattern covering a part of the first upper surface of the first electrode, and a second phase change material pattern covering a part of the third upper surface of the second electrode, wherein an interface region between the second phase change pattern and the second electrode is spaced apart from an interface region between the first phase change pattern and the first electrode by a second distance greater than the first distance.

    摘要翻译: 半导体器件在衬底上包括绝缘层,绝缘层中的第一电极具有第一上表面和第二上表面,绝缘层中的第二电极与第一电极隔开第一距离,并具有第三距离 上表面和第四上表面,所述第三上表面设置在与所述第一上表面基本相同的高度,所述第四上表面设置在与所述第二上表面基本相同的水平面上,所述第一相变材料图案覆盖 第一电极的第一上表面的一部分和覆盖第二电极的第三上表面的一部分的第二相变材料图案,其中第二相变图案和第二电极之间的界面区域与 所述第一相变图案和所述第一电极之间的界面区域大于所述第一距离的第二距离。

    Phase change memory device and method of fabricating the same
    2.
    发明申请
    Phase change memory device and method of fabricating the same 有权
    相变存储器件及其制造方法

    公开(公告)号:US20090242866A1

    公开(公告)日:2009-10-01

    申请号:US12382781

    申请日:2009-03-24

    IPC分类号: H01L47/00 H01L21/00

    摘要: A semiconductor device includes an insulating layer on a substrate, a first electrode in the insulating layer having a first upper surface and a second upper surface, a second electrode in the insulating layer spaced apart from the first electrode by a first distance and having a third upper surface and a fourth upper surface, the third upper surface being disposed at a substantially same level as the first upper surface, and the fourth upper surface being disposed at a substantially same level as the second upper surface, a first phase change material pattern covering a part of the first upper surface of the first electrode, and a second phase change material pattern covering a part of the third upper surface of the second electrode, wherein an interface region between the second phase change pattern and the second electrode is spaced apart from an interface region between the first phase change pattern and the first electrode by a second distance greater than the first distance.

    摘要翻译: 半导体器件在衬底上包括绝缘层,绝缘层中的第一电极具有第一上表面和第二上表面,绝缘层中的第二电极与第一电极隔开第一距离,并具有第三距离 上表面和第四上表面,所述第三上表面设置在与所述第一上表面基本相同的高度,所述第四上表面设置在与所述第二上表面基本相同的水平面上,所述第一相变材料图案覆盖 第一电极的第一上表面的一部分和覆盖第二电极的第三上表面的一部分的第二相变材料图案,其中第二相变图案和第二电极之间的界面区域与 所述第一相变图案和所述第一电极之间的界面区域大于所述第一距离的第二距离。

    Semiconductor phase-change memory device
    6.
    发明授权
    Semiconductor phase-change memory device 有权
    半导体相变存储器件

    公开(公告)号:US08143610B2

    公开(公告)日:2012-03-27

    申请号:US12653428

    申请日:2009-12-14

    摘要: A semiconductor phase-change memory device comprises a data line disposed on a semiconductor substrate and a data storage structure disposed under the data line and having a concave portion extending in a direction along the data line. A data contact structure is configured to contact the data storage structure, and having a lower portion filling the concave portion of the data storage structure and an upper portion surrounding at least a lower portion of the data line. Each of sidewalls of the data storage structure is disposed at substantially the same plane as a corresponding one of sidewalls of the upper portion of the data contact structure.

    摘要翻译: 半导体相变存储器件包括设置在半导体衬底上的数据线和设置在数据线下方并具有沿着数据线的方向延伸的凹部的数据存储结构。 数据接触结构被配置为接触数据存储结构,并且具有填充数据存储结构的凹部的下部和围绕数据线的至少下部的上部。 数据存储结构的每个侧壁设置在与数据接触结构的上部的相应侧壁相同的平面上。

    Semiconductor phase-change memory device
    7.
    发明申请
    Semiconductor phase-change memory device 有权
    半导体相变存储器件

    公开(公告)号:US20100171090A1

    公开(公告)日:2010-07-08

    申请号:US12653428

    申请日:2009-12-14

    IPC分类号: H01L45/00

    摘要: A semiconductor phase-change memory device comprises a data line disposed on a semiconductor substrate and a data storage structure disposed under the data line and having a concave portion extending in a direction along the data line. A data contact structure is configured to contact the data storage structure, and having a lower portion filling the concave portion of the data storage structure and an upper portion surrounding at least a lower portion of the data line. Each of sidewalls of the data storage structure is disposed at substantially the same plane as a corresponding one of sidewalls of the upper portion of the data contact structure.

    摘要翻译: 半导体相变存储器件包括设置在半导体衬底上的数据线和设置在数据线下方并具有沿着数据线的方向延伸的凹部的数据存储结构。 数据接触结构被配置为接触数据存储结构,并且具有填充数据存储结构的凹部的下部和围绕数据线的至少下部的上部。 数据存储结构的每个侧壁设置在与数据接触结构的上部的相应侧壁相同的平面上。

    MEMORY DEVICE HAVING HIGHLY INTEGRATED CELL STRUCTURE AND METHOD OF ITS FABRICATION
    8.
    发明申请
    MEMORY DEVICE HAVING HIGHLY INTEGRATED CELL STRUCTURE AND METHOD OF ITS FABRICATION 审中-公开
    具有高度集成的单元结构的存储器件及其制造方法

    公开(公告)号:US20100038624A1

    公开(公告)日:2010-02-18

    申请号:US12603860

    申请日:2009-10-22

    IPC分类号: H01L45/00

    CPC分类号: H01L27/101 H01L27/24

    摘要: In an embodiment, a memory device, with a highly integrated cell structure, includes a mold insulating layer disposed on a semiconductor substrate. At least one conductive line is disposed on the mold insulating layer. Data storage elements self-aligned with the conductive line are interposed between the conductive line and the mold insulating layer. In this case, each of the data storage elements may include a resistor pattern and a barrier pattern, which are sequentially stacked, and the resistor pattern may be self-aligned with the barrier pattern.

    摘要翻译: 在一个实施例中,具有高度集成的单元结构的存储器件包括设置在半导体衬底上的模具绝缘层。 在模具绝缘层上设置至少一根导线。 与导线自对准的数据存储元件插入在导线和模绝缘层之间。 在这种情况下,每个数据存储元件可以包括顺序堆叠的电阻器图案和阻挡图案,并且电阻器图案可以与屏障图案自对准。

    Methods of fabricating phase change memory cells having a cell diode and a bottom electrode self-aligned with each other
    9.
    发明授权
    Methods of fabricating phase change memory cells having a cell diode and a bottom electrode self-aligned with each other 有权
    制造具有电池二极管和彼此自对准的底部电极的相变存储单元的方法

    公开(公告)号:US07442602B2

    公开(公告)日:2008-10-28

    申请号:US11389996

    申请日:2006-03-27

    IPC分类号: H01L21/8234

    摘要: Integrated circuit devices are provided having a vertical diode therein. The devices include an integrated circuit substrate and an insulating layer on the integrated circuit substrate. A contact hole penetrates the insulating layer. A vertical diode is in a lower region of the contact hole and a bottom electrode in the contact hole has a bottom surface on a top surface of the vertical diode. The bottom electrode is self-aligned with the vertical diode. A top surface area of the bottom electrode is less than a horizontal section area of the contact hole. Methods of forming the integrated circuit devices and phase change memory cells are also provided.

    摘要翻译: 在其中提供具有垂直二极管的集成电路器件。 这些器件包括集成电路衬底和集成电路衬底上的绝缘层。 接触孔穿透绝缘层。 垂直二极管位于接触孔的下部区域中,接触孔中的底部电极在垂直二极管的顶面具有底面。 底部电极与垂直二极管自对准。 底部电极的顶表面积小于接触孔的水平截面面积。 还提供了形成集成电路器件和相变存储器单元的方法。

    Semiconductor device and method of fabricating the same
    10.
    发明授权
    Semiconductor device and method of fabricating the same 有权
    半导体装置及其制造方法

    公开(公告)号:US08148193B2

    公开(公告)日:2012-04-03

    申请号:US13236941

    申请日:2011-09-20

    IPC分类号: H01L21/00

    摘要: A semiconductor device such as a phase change memory device includes a semiconductor substrate including an active region, a conductive pattern disposed to expose the active region, an interlayer dielectric pattern provided on the conductive pattern and including an opening formed on the exposed active region and a contact hole spaced apart from the opening to expose the conductive pattern, a semiconductor pattern and a heater electrode pattern electrically connected to the exposed active region and provided in the opening, a contact plug connected to the exposed conductive pattern and provided to fill the contact hole, and a phase change material layer provided on the heater electrode pattern.

    摘要翻译: 诸如相变存储器件的半导体器件包括:半导体衬底,包括有源区,布置成暴露有源区的导电图案;设置在导电图案上的层间电介质图案,并且包括形成在暴露的有源区上的开口;以及 接触孔与开口间隔开以暴露导电图案,半导体图案和电连接到暴露的有源区并且设置在开口中的加热器电极图案,连接到暴露的导电图案并被提供以填充接触孔的接触插塞 以及设置在加热器电极图案上的相变材料层。