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    • 21. 发明申请
    • Semiconductor device having crack stop structure
    • 具有裂纹停止结构的半导体器件
    • US20090096104A1
    • 2009-04-16
    • US12216097
    • 2008-06-30
    • Kyoung-woo LeeHong-jae Shin
    • Kyoung-woo LeeHong-jae Shin
    • H01L23/532
    • H01L23/585H01L23/564H01L2924/0002H01L2924/00
    • Example embodiments relate to semiconductor devices having a single body crack stop structure configured to reduce or prevent crack propagation and/or moisture penetration. A semiconductor substrate according to example embodiments may include an active region and a crack stop region surrounding the active region. Interlayer insulating layers may be sequentially stacked on the semiconductor substrate. The interlayer insulating layers may include first dual damascene patterns and a first opening. The first dual damascene patterns may be formed in the interlayer insulating layers so as to be perpendicular to the surface of the semiconductor substrate while exposing a first portion of the semiconductor substrate. The first opening may be formed in the crack stop region and may extend through the interlayer insulating layers to expose a second portion of the semiconductor substrate. First dual damascene metal wirings may be formed in the first dual damascene patterns and may contact the exposed first portion of the semiconductor substrate. A single body first crack stop structure may be formed in the first opening so as to contact the exposed second portion of the semiconductor substrate.
    • 示例实施例涉及具有单体裂纹停止结构的半导体器件,其被配置为减少或防止裂纹扩展和/或湿气穿透。 根据示例性实施例的半导体衬底可以包括有源区和围绕有源区的裂纹停止区。 层间绝缘层可以顺序堆叠在半导体衬底上。 层间绝缘层可以包括第一双镶嵌图案和第一开口。 可以在层间绝缘层中形成第一双镶嵌图案,以便在暴露半导体基板的第一部分的同时垂直于半导体基板的表面。 第一开口可以形成在裂纹停止区域中并且可以延伸穿过层间绝缘层以暴露半导体衬底的第二部分。 第一双镶嵌金属布线可以形成在第一双镶嵌图案中并且可以接触半导体基板的暴露的第一部分。 可以在第一开口中形成单体第一裂纹阻挡结构,以与半导体衬底的暴露的第二部分接触。
    • 22. 发明授权
    • Method for forming dual damascene structure in semiconductor device
    • 在半导体器件中形成双镶嵌结构的方法
    • US06627540B2
    • 2003-09-30
    • US10233812
    • 2002-09-03
    • Kyoung-woo Lee
    • Kyoung-woo Lee
    • H01L214763
    • H01L21/76835H01L21/76811H01L21/76813
    • A method for forming a dual damascene structure in a semiconductor device, which is capable of preventing defects in node segregation between damascene interconnections and reducing parasitic capacitance, is provided. The method includes sequentially depositing an insulating structure layer including a via level insulating layer and a trench level insulating layer and a hard mask layer on a semiconductor substrate on which an underlying layer including a contact plug is formed, forming a via hole on the via level insulating layer using the hard mask layer, add forming a trench connected to the via hole in the insulating structure layer using the hard mask layer. A predetermined upper portion of the insulating structure layer and the hard mask layer are removed when the trench and the via hole are formed.
    • 提供了一种在半导体器件中形成双镶嵌结构的方法,其能够防止镶嵌互连之间的节点偏离和减小寄生电容的缺陷。 该方法包括在其上形成有包括接触塞的下层的半导体衬底上依次沉积包括通孔层绝缘层和沟槽级绝缘层和硬掩模层的绝缘结构层,在通孔级上形成通孔 使用硬掩模层的绝缘层,使用硬掩模层在绝缘结构层中形成连接到通孔的沟槽。 当形成沟槽和通孔时,去除绝缘结构层和硬掩模层的预定上部。
    • 26. 发明申请
    • CMOS Integrated Circuit Devices Having Stressed NMOS and PMOS Channel Regions Therein
    • CMOS集成电路器件已经在其中突出了NMOS和PMOS沟道区域
    • US20090194817A1
    • 2009-08-06
    • US12420936
    • 2009-04-09
    • Kyoung-woo LeeJa-hum KuJae-eon Park
    • Kyoung-woo LeeJa-hum KuJae-eon Park
    • H01L27/092H01L23/48
    • H01L21/823807H01L21/76816H01L21/823871H01L29/7843H01L2924/0002H01L2924/00
    • Methods of forming CMOS integrated circuit devices include forming at least first, second and third transistors in a semiconductor substrate and then covering the transistors with one or more electrically insulating layers that impart a net stress (tensile or compressive) to channel regions of the transistors. The covering step may include covering the first and second transistors with a first electrically insulating layer having a sufficiently high internal stress characteristic to impart a net tensile (or compressive) stress in a channel region of the first transistor and covering the second and third transistors with a second electrically insulating layer having a sufficiently high internal stress characteristic to impart a net compressive (or tensile) stress in a channel region of the third transistor. A step may then performed to selectively remove a first portion of the second electrically insulating layer extending opposite a gate electrode of the second transistor. In addition, a step may be performed to selectively remove a first portion of the first electrically insulating layer extending opposite a gate electrode of the first transistor and a second portion of the second electrically insulating layer extending opposite a gate electrode of the third transistor.
    • 形成CMOS集成电路器件的方法包括在半导体衬底中形成至少第一,第二和第三晶体管,然后用一个或多个赋予晶体管沟道区的净应力(拉伸或压缩)的电绝缘层覆盖晶体管。 覆盖步骤可以包括用具有足够高的内应力特性的第一电绝缘层覆盖第一和第二晶体管,以在第一晶体管的沟道区域中施加净拉伸(或压缩)应力,并用第 具有足够高的内应力特性的第二电绝缘层,以在第三晶体管的沟道区域中施加净压缩(或拉伸)应力。 然后执行步骤以选择性地去除与第二晶体管的栅电极相对延伸的第二电绝缘层的第一部分。 此外,可以执行步骤以选择性地去除与第一晶体管的栅极相对延伸的第一电绝缘层的第一部分和与第三晶体管的栅电极相对延伸的第二电绝缘层的第二部分。
    • 29. 发明授权
    • CMOS integrated circuit devices having stressed NMOS and PMOS channel regions therein
    • CMOS集成电路器件在其中具有应力的NMOS和PMOS沟道区
    • US07800134B2
    • 2010-09-21
    • US12420936
    • 2009-04-09
    • Kyoung-woo LeeJa-hum KuJae-eon Park
    • Kyoung-woo LeeJa-hum KuJae-eon Park
    • H01L29/78
    • H01L21/823807H01L21/76816H01L21/823871H01L29/7843H01L2924/0002H01L2924/00
    • Methods of forming CMOS integrated circuit devices include forming at least first, second and third transistors in a semiconductor substrate and then covering the transistors with one or more electrically insulating layers that impart a net stress (tensile or compressive) to channel regions of the transistors. The covering step may include covering the first and second transistors with a first electrically insulating layer having a sufficiently high internal stress characteristic to impart a net tensile (or compressive) stress in a channel region of the first transistor and covering the second and third transistors with a second electrically insulating layer having a sufficiently high internal stress characteristic to impart a net compressive (or tensile) stress in a channel region of the third transistor. A step may then performed to selectively remove a first portion of the second electrically insulating layer extending opposite a gate electrode of the second transistor. In addition, a step may be performed to selectively remove a first portion of the first electrically insulating layer extending opposite a gate electrode of the first transistor and a second portion of the second electrically insulating layer extending opposite a gate electrode of the third transistor.
    • 形成CMOS集成电路器件的方法包括在半导体衬底中形成至少第一,第二和第三晶体管,然后用一个或多个赋予晶体管沟道区的净应力(拉伸或压缩)的电绝缘层覆盖晶体管。 覆盖步骤可以包括用具有足够高的内应力特性的第一电绝缘层覆盖第一和第二晶体管,以在第一晶体管的沟道区域中施加净拉伸(或压缩)应力,并用第 具有足够高的内应力特性的第二电绝缘层,以在第三晶体管的沟道区域中施加净压缩(或拉伸)应力。 然后执行步骤以选择性地去除与第二晶体管的栅电极相对延伸的第二电绝缘层的第一部分。 此外,可以执行步骤以选择性地去除与第一晶体管的栅极相对延伸的第一电绝缘层的第一部分和与第三晶体管的栅电极相对延伸的第二电绝缘层的第二部分。