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    • 1. 发明授权
    • Semiconductor device having offset spacer and method of forming the same
    • 具有偏移间隔物的半导体器件及其形成方法
    • US07732280B2
    • 2010-06-08
    • US11905249
    • 2007-09-28
    • Sung-Gun Kang
    • Sung-Gun Kang
    • H01L21/336
    • H01L29/1083H01L21/26586H01L29/6656H01L29/6659
    • A method of forming a semiconductor device having an offset spacer may include forming a gate electrode on a semiconductor substrate. An etch stop layer including a nitride may be formed on the entire surface of the semiconductor substrate having the gate electrode. First spacers may be formed on the sidewalls of the gate electrode. The first spacers may be formed of a material layer having an etch selectivity with respect to the etch stop layer. The etch stop layer may be exposed on the semiconductor substrate on both sides of the gate electrode. Lightly-doped drain (LDD) regions may be formed in the semiconductor substrate using the gate electrode and the first spacers as an ion implantation mask. Second spacers may be formed on the first spacers. Accordingly, a semiconductor device having an offset spacer may be provided.
    • 形成具有偏移间隔物的半导体器件的方法可以包括在半导体衬底上形成栅电极。 可以在具有栅电极的半导体衬底的整个表面上形成包括氮化物的蚀刻停止层。 可以在栅电极的侧壁上形成第一间隔物。 第一间隔物可以由相对于蚀刻停止层具有蚀刻选择性的材料层形成。 蚀刻停止层可以在栅极两侧的半导体衬底上露出。 可以使用栅电极和第一间隔物作为离子注入掩模在半导体衬底中形成轻掺杂漏极(LDD)区域。 第二间隔物可以形成在第一间隔物上。 因此,可以提供具有偏移间隔物的半导体器件。
    • 4. 发明授权
    • Method of fabricating semiconductor device having multiple gate dielectric layers and semiconductor device fabricated thereby
    • 制造具有多个栅介质层的半导体器件的方法和由此制造的半导体器件
    • US07846790B2
    • 2010-12-07
    • US11877262
    • 2007-10-23
    • Sung-Gun KangKang-Soo Chu
    • Sung-Gun KangKang-Soo Chu
    • H01L21/8242
    • H01L21/823462H01L27/105H01L27/108
    • A method of fabricating a semiconductor device having multiple gate dielectric layers and a semiconductor device fabricated thereby, in which the method includes forming an isolation layer defining first and second active regions in a semiconductor substrate. A passivation layer is formed on the substrate having the isolation layer. A first patterning process is carried out that etches the passivation layer on the first active region to form a first opening exposing the first active region, and a first dielectric layer is formed in the exposed first active region. A second patterning process is carried out, which etches the passivation layer on the second active region to form a second opening exposing the second active region, and a second dielectric layer is formed in the exposed second active region.
    • 一种制造具有多个栅极电介质层的半导体器件的方法和由此制造的半导体器件,其中该方法包括在半导体衬底中形成限定第一和第二有源区的隔离层。 在具有隔离层的基板上形成钝化层。 执行第一图案化工艺,其蚀刻第一有源区上的钝化层以形成暴露第一有源区的第一开口,并且在暴露的第一有源区中形成第一介电层。 执行第二图案化工艺,其蚀刻第二有源区上的钝化层以形成暴露第二有源区的第二开口,并且在暴露的第二有源区中形成第二介电层。
    • 9. 发明申请
    • METHOD OF FABRICATING SEMICONDUCTOR DEVICE HAVING MULTIPLE GATE DIELECTRIC LAYERS AND SEMICONDUCTOR DEVICE FABRICATED THEREBY
    • 制造具有多个栅极介电层的半导体器件的制造方法和其制造的半导体器件
    • US20080099856A1
    • 2008-05-01
    • US11877262
    • 2007-10-23
    • Sung-Gun KangKang-Soo Chu
    • Sung-Gun KangKang-Soo Chu
    • H01L27/088H01L21/76
    • H01L21/823462H01L27/105H01L27/108
    • A method of fabricating a semiconductor device having multiple gate dielectric layers and a semiconductor device fabricated thereby, in which the method includes forming an isolation layer defining first and second active regions in a semiconductor substrate. A passivation layer is formed on the substrate having the isolation layer. A first patterning process is carried out that etches the passivation layer on the first active region to form a first opening exposing the first active region, and a first dielectric layer is formed in the exposed first active region. A second patterning process is carried out, which etches the passivation layer on the second active region to form a second opening exposing the second active region, and a second dielectric layer is formed in the exposed second active region.
    • 一种制造具有多个栅极电介质层的半导体器件的方法和由此制造的半导体器件,其中该方法包括在半导体衬底中形成限定第一和第二有源区的隔离层。 在具有隔离层的基板上形成钝化层。 执行第一图案化工艺,其蚀刻第一有源区上的钝化层以形成暴露第一有源区的第一开口,并且在暴露的第一有源区中形成第一介电层。 执行第二图案化工艺,其蚀刻第二有源区上的钝化层以形成暴露第二有源区的第二开口,并且在暴露的第二有源区中形成第二介电层。