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    • 1. 发明授权
    • Method for manufacturing a semiconductor device including storage nodes of capacitor
    • 用于制造包括电容器的存储节点的半导体器件的方法
    • US06656790B2
    • 2003-12-02
    • US10078885
    • 2002-02-19
    • Se-myeong JangKi-nam KimHong-sik JeongYoo-sang Hwang
    • Se-myeong JangKi-nam KimHong-sik JeongYoo-sang Hwang
    • H01L218242
    • H01L27/10855H01L21/76895H01L21/76897H01L27/10814H01L28/91
    • A semiconductor device including storage nodes of a capacitor and a method for manufacturing the same are provided. Bit lines are formed on a semiconductor substrate, and protection layers are formed to cover and protect the bit lines. Conductive contact pads are formed between the bit lines and are level with the top surfaces of the protection layers. A node supporting layer is formed to cover the conductive contact pads and the protection layers. An etching stopper is formed on the node supporting layer. The mold layer, the etching stopper, and the node supporting layer are patterned, thereby forming opening holes exposing the conductive pads. Storage nodes are formed in the opening holes and have the shape of the profile of the opening holes. The mold layer exposed by the storage nodes is removed, thereby exposing the outer wall of each of the storage nodes positioned above the etching stopper.
    • 提供了包括电容器的存储节点的半导体器件及其制造方法。 位线形成在半导体衬底上,形成保护层以覆盖并保护位线。 导电接触焊盘形成在位线之间并与保护层的顶表面平齐。 形成节点支撑层以覆盖导电接触焊盘和保护层。 在节点支撑层上形成蚀刻止挡件。 模塑层,蚀刻阻挡层和节点支撑层被图案化,从而形成露出导电焊盘的开孔。 存储节点形成在开孔中并且具有开孔的轮廓的形状。 由存储节点露出的模具层被去除,从而暴露位于蚀刻停止器上方的每个存储节点的外壁。
    • 8. 发明申请
    • Semiconductor devices with local recess channel transistors and methods of manufacturing the same
    • 具有局部凹槽沟道晶体管的半导体器件及其制造方法
    • US20060049455A1
    • 2006-03-09
    • US11211378
    • 2005-08-25
    • Se-myeong JangYong-chul OhMakoto Yoshida
    • Se-myeong JangYong-chul OhMakoto Yoshida
    • H01L29/94
    • H01L29/4236H01L29/66537H01L29/66553H01L29/66621H01L29/7834
    • A method of manufacturing a local recess channel transistor in a semiconductor device. A hard mask layer is formed on a semiconductor substrate that exposes a portion of the substrate. The exposed portion of the substrate is etched using the hard mask layer as an etch mask to form a recess trench. A trench spacer is formed on the substrate along a portion of sidewalls of the recess trench. The substrate along a lower portion of the recess trench is exposed after the trench spacer is formed. The exposed portion of the substrate along the lower portion of the recess trench is doped with a channel impurity to form a local channel impurity doped region surrounding the lower portion of the recess trench. A portion of the local channel impurity doped region surrounding the lower portion of the recess trench is doped with a Vth adjusting impurity to form a Vth adjusting impurity doped region inside the local channel impurity doped region. The width of the lower portion of the recess trench is expanded. A gate insulating layer is formed on the substrate in the recess trench. A gate electrode layer is formed on the gate insulating layer in the recess trench. A portion of the gate insulating layer and the gate electrode layer is etched to form a gate.
    • 一种在半导体器件中制造局部凹槽沟道晶体管的方法。 在暴露基板的一部分的半导体基板上形成硬掩模层。 使用硬掩模层作为蚀刻掩模蚀刻衬底的暴露部分以形成凹陷沟槽。 在衬底上沿凹槽的侧壁的一部分形成沟槽隔离物。 在形成沟槽间隔物之后,沿着凹槽的下部的衬底露出。 沿着凹槽的下部的衬底的暴露部分被掺杂沟道杂质以形成围绕凹槽的下部的局部沟道杂质掺杂区。 在凹槽的下部周围的局部沟道杂质掺杂区域的一部分掺杂有第V +调节杂质,以形成第五调制杂质掺杂区域内的第V + 局部沟道杂质掺杂区。 凹槽的下部的宽度被扩大。 在凹槽中的基板上形成栅极绝缘层。 在凹槽中的栅极绝缘层上形成栅极电极层。 栅极绝缘层和栅极电极层的一部分被蚀刻以形成栅极。
    • 9. 发明授权
    • Methods of manufacturing semiconductor devices with local recess channel transistors
    • 制造具有局部凹槽沟道晶体管的半导体器件的方法
    • US07842572B2
    • 2010-11-30
    • US12534340
    • 2009-08-03
    • Se-myeong JangYong-chul OhMakoto Yoshida
    • Se-myeong JangYong-chul OhMakoto Yoshida
    • H01L21/336
    • H01L29/4236H01L29/66537H01L29/66553H01L29/66621H01L29/7834
    • A method of manufacturing a local recess channel transistor in a semiconductor device. A hard mask layer is formed on a semiconductor substrate that exposes a portion of the substrate. The exposed portion of the substrate is etched using the hard mask layer as an etch mask to form a recess trench. A trench spacer is formed on the substrate along a portion of sidewalls of the recess trench. The substrate along a lower portion of the recess trench is exposed after the trench spacer is formed. The exposed portion of the substrate along the lower portion of the recess trench is doped with a channel impurity to form a local channel impurity doped region surrounding the lower portion of the recess trench. A portion of the local channel impurity doped region surrounding the lower portion of the recess trench is doped with a Vth adjusting impurity to form a Vth adjusting impurity doped region inside the local channel impurity doped region. The width of the lower portion of the recess trench is expanded. A gate insulating layer is formed on the substrate in the recess trench. A gate electrode layer is formed on the gate insulating layer in the recess trench. A portion of the gate insulating layer and the gate electrode layer is etched to form a gate.
    • 一种在半导体器件中制造局部凹槽沟道晶体管的方法。 在暴露基板的一部分的半导体基板上形成硬掩模层。 使用硬掩模层作为蚀刻掩模蚀刻衬底的暴露部分以形成凹陷沟槽。 在衬底上沿凹槽的侧壁的一部分形成沟槽隔离物。 在形成沟槽间隔物之后,沿着凹槽的下部的衬底露出。 沿着凹槽的下部的衬底的暴露部分被掺杂沟道杂质以形成围绕凹槽的下部的局部沟道杂质掺杂区。 在凹槽的下部周围的局部沟道杂质掺杂区域的一部分掺杂有Vth调整杂质,以在本地沟道杂质掺杂区域内部形成Vth调制杂质掺杂区域。 凹槽的下部的宽度被扩大。 在凹槽中的基板上形成栅极绝缘层。 在凹槽中的栅极绝缘层上形成栅极电极层。 栅极绝缘层和栅极电极层的一部分被蚀刻以形成栅极。
    • 10. 发明授权
    • Method of manufacturing multi-channel transistor device and multi-channel transistor device manufactured using the method
    • 使用该方法制造多通道晶体管器件和多通道晶体管器件的方法
    • US07655988B2
    • 2010-02-02
    • US11241179
    • 2005-09-30
    • Se-myeong JangWoun-suck YangMin-sang Kim
    • Se-myeong JangWoun-suck YangMin-sang Kim
    • H01L27/088
    • H01L29/7851H01L27/10876H01L27/10879H01L29/42392H01L29/66545H01L29/66818
    • A multi-channel transistor device and a method of manufacturing the same are provided. The method of a manufacturing a multi-channel transistor device includes defining an active region in a semiconductor substrate by forming an isolation layer exposing an upper side portion of the active region. An active expanding region is formed on the exposed upper side portion of the active region by selective epitaxial growth (SEG). A portion of the active region is selectively etched to define first channel bars in the active expanding region that extend between first and second laterally separated portions of the active region and a second channel bar that is an unetched portion of the active region. A portion of the isolation layer is selectively removed such as to expose side portions of the second channel bar and bottom surface portions of the first channel bars. A gate is formed on the first and second channel bars with a gate dielectric layer between the gate and the channel bars. A source/drain region is formed in a region of the active expanding region adjacent to the gate, thereby resulting in a multi-channel transistor structure.
    • 提供了多通道晶体管器件及其制造方法。 制造多通道晶体管器件的方法包括通过形成暴露有源区的上侧部分的隔离层来限定半导体衬底中的有源区。 通过选择性外延生长(SEG)在有源区的暴露的上侧部分上形成有源扩展区。 有源区域的一部分被选择性地蚀刻以限定在有源扩展区域中的第一通道条,该有源扩展区域在有源区域的第一和第二横向分离部分之间延伸,而第二通道条是有源区的未蚀刻部分。 选择性地去除隔离层的一部分,以暴露第二通道杆的侧部和第一通道杆的底表面部分。 栅极形成在第一和第二沟道条上,栅极介电层和沟道条之间具有栅极电介质层。 源极/漏极区域形成在与栅极相邻的有源扩展区域的区域中,从而形成多沟道晶体管结构。