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    • 3. 发明授权
    • Method of fabricating a fin field effect transistor
    • 制造鳍式场效应晶体管的方法
    • US07067360B2
    • 2006-06-27
    • US11024518
    • 2004-12-28
    • Byeong Ryeol Lee
    • Byeong Ryeol Lee
    • H01L21/00
    • H01L29/785H01L29/4908H01L29/66795
    • A method of fabricating a fin field effect transistor is disclosed. An example method forms a thermal oxide layer as a hard mask for etching a silicon fin on an SOI substrate, transcribes a fin pattern, forms a fin FET body by etching using the fin pattern as an etch mask, and restores a sidewall damaged by the etching remove a sacrificial silicon oxide layer. The example method also deposits a high-K dielectric as a gate dielectric, deposits a metal layer, planarizes the metal layer to a height of a hard oxide, forms a nitride layer on the planarized metal layer, and patterns the nitride layer using a hard mask for forming a pattern to form a nitride layer pattern. Additionally, the example method forms a metal gate using the nitride layer pattern, removes a remaining hard oxide mask, and grows a sidewall oxide layer on the metal gate.
    • 公开了制造鳍式场效应晶体管的方法。 示例性方法形成热氧化层作为用于在SOI衬底上蚀刻硅鳍片的硬掩模,转印翅片图案,通过使用鳍状图案作为蚀刻掩模进行蚀刻形成鳍状FET体,并且还原由 蚀刻去除牺牲氧化硅层。 该示例方法还沉积高K电介质作为栅极电介质,沉积金属层,将金属层平坦化为硬氧化物的高度,在平坦化的金属层上形成氮化物层,并使用硬的 用于形成图案以形成氮化物层图案的掩模。 此外,示例性方法使用氮化物层图案形成金属栅极,去除剩余的硬氧化物掩模,并在金属栅极上生长侧壁氧化物层。
    • 4. 发明授权
    • Method of fabricating a test pattern for junction leakage current
    • 制造结漏电流测试图形的方法
    • US07074711B2
    • 2006-07-11
    • US11027349
    • 2004-12-29
    • Byeong Ryeol Lee
    • Byeong Ryeol Lee
    • H01L21/4763
    • H01L22/34H01L21/28518
    • A method of forming a salicide pattern for measuring junction leakage current is disclosed. An example method forms device isolation structures on a silicon substrate, forms a well region between the device isolation structures, forms source and drain regions on the well region, and forms a salicide layer on the source and drain regions. The example method also removes some part of the salicide layer, deposits an interlayer dielectric layer on the salicide layer, and forms via holes in the interlayer dielectric layer and filling metal into the via holes to form a via. The example method further planarizes the interlayer dielectric layer and the via, and forms metal interconnects on the interlayer dielectric layer.
    • 公开了一种形成用于测量结漏电流的自对准硅化物图案的方法。 示例性方法在硅衬底上形成器件隔离结构,在器件隔离结构之间形成阱区,在阱区上形成源区和漏区,并在源区和漏区上形成自对准硅化物层。 该示例性方法还去除了一部分自对准硅化物层,在硅化物层上沉积了层间介质层,并在层间电介质层中形成通孔,并将金属填充到通孔中以形成通孔。 该示例性方法进一步使层间电介质层和通孔平坦化,并在层间电介质层上形成金属互连。
    • 5. 发明授权
    • Methods of fabricating semiconductor devices
    • 制造半导体器件的方法
    • US07229870B2
    • 2007-06-12
    • US11027513
    • 2004-12-29
    • Byeong Ryeol Lee
    • Byeong Ryeol Lee
    • H01L21/8238
    • H01L21/823814H01L21/823864
    • Methods of fabricating CMOS transistors are disclosed. A disclosed method includes forming first and second gate patterns on the first and second wells, respectively; forming a sidewall insulating layer over the substrate; forming first lightly doped regions in the first well by NMOS LDD ion implantation; forming a first gate spacer insulating layer over the substrate; forming second lightly doped regions in the second well by PMOS LDD ion implantation; sequentially stacking a spacer insulating layer and a second gate spacer insulating layer on the first gate spacer insulating layer; forming first and second spacers on sidewalls of the first and second gate patterns; and forming first and second heavily doped regions in the first and second wells by NMOS and PMOS source/drain ion implantations, respectively.
    • 公开了制造CMOS晶体管的方法。 所公开的方法包括分别在第一和第二井上形成第一和第二栅极图案; 在所述衬底上形成侧壁绝缘层; 通过NMOS LDD离子注入在第一阱中形成第一轻掺杂区; 在所述衬底上形成第一栅极间隔绝缘层; 通过PMOS LDD离子注入在第二阱中形成第二轻掺杂区; 在第一栅极间隔绝缘层上依次层叠间隔绝缘层和第二栅极间隔绝缘层; 在所述第一和第二栅极图案的侧壁上形成第一和第二间隔物; 以及分别通过NMOS和PMOS源/漏离子注入在第一阱和第二阱中形成第一和第二重掺杂区。
    • 6. 发明授权
    • Method of fabricating a fin transistor
    • 制造鳍式晶体管的方法
    • US07179713B2
    • 2007-02-20
    • US11025244
    • 2004-12-28
    • Byeong Ryeol Lee
    • Byeong Ryeol Lee
    • H01L21/336
    • H01L29/785H01L29/41791H01L29/42384H01L29/66795H01L2029/7858
    • A method of fabricating a fin transistor is disclosed. An example method stacks a mask oxide layer and a nitride layer on a semiconductor substrate, forms a fin by etching the nitride and mask oxide layers and silicon, forms an insulating oxide layer, and forms a gate electrode by etching the insulating oxide layer corresponding to a gate forming area using a gate mask, by forming a gate oxide layer on a sidewall of the silicon exposed by the etch and burying a metal. The example method also removes the remaining insulating oxide layer using an etch rate difference, forms a gate spacer, and forms source/drain regions in the silicon substrate to be aligned with the gate electrode. Additionally, the example method forms a second insulating oxide layer over the substrate, etches the second insulating oxide layer using a metal mask, forms contact holes on the source/drain regions, respectively, and fills the contact holes and the portion etched via the metal mask with a metal.
    • 公开了一种制造鳍式晶体管的方法。 示例性方法在半导体衬底上堆叠掩模氧化物层和氮化物层,通过蚀刻氮化物并掩蔽氧化物层和硅来形成鳍,形成绝缘氧化物层,并通过蚀刻对应于 使用栅极掩模的栅极形成区域,通过在通过蚀刻暴露的硅的侧壁上形成栅极氧化物层并且埋入金属。 示例性方法还使用蚀刻速率差去除剩余的绝缘氧化物层,形成栅极间隔物,并在硅衬底中形成与栅电极对准的源/漏区。 此外,示例性方法在衬底上形成第二绝缘氧化物层,使用金属掩模蚀刻第二绝缘氧化物层,分别在源/漏区上形成接触孔,并填充接触孔和通过金属蚀刻的部分 面具与金属。