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    • 3. 发明申请
    • SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME
    • 半导体器件及其制造方法
    • US20130241004A1
    • 2013-09-19
    • US13520618
    • 2012-04-11
    • Huaxiang YinZuozhen FuQiuxia XuChao ZhaoDapeng Chen
    • Huaxiang YinZuozhen FuQiuxia XuChao ZhaoDapeng Chen
    • H01L27/088H01L21/8236
    • H01L21/823807H01L21/823842H01L29/4966H01L29/517H01L29/518H01L29/66545H01L29/7845
    • The present invention discloses a semiconductor device, comprising substrates, a plurality of gate stack structures on the substrate, a plurality of gate spacer structures on both sides of each gate stack structure, a plurality of source and drain regions in the substrate on both sides of each gate spacer structure, the plurality of gate spacer structures comprising a plurality of first gate stack structures and a plurality of second gate stack structures, wherein each of the first gate stack structures comprises a first gate insulating layer, a first work function metal layer, a second work function metal diffusion blocking layer, and a gate filling layer; Each of the second gate stack structures comprises a second gate insulating layer, a first work function metal layer, a second work function metal layer, and a gate filling layer, characterized in that the first work function metal layer has a first stress, and the gate filling layer has a second stress. Two metal gate layers of different types and/or intensity of stress are formed, respectively, thus different stresses are applied to the channel regions of different MOSFETs effectively and accurately, the device carrier mobility is enhanced simply and efficiently, and the device performance is also enhanced.
    • 本发明公开了一种半导体器件,包括衬底,衬底上的多个栅极堆叠结构,在每个栅极堆叠结构的两侧上的多个栅极间隔结构,在衬底的两侧的多个源极和漏极区域 每个栅极间隔结构,所述多个栅极间隔结构包括多个第一栅极堆叠结构和多个第二栅极堆叠结构,其中所述第一栅极堆叠结构中的每一个包括第一栅极绝缘层,第一功函数金属层, 第二功函数金属扩散阻挡层和栅极填充层; 每个第二栅极堆叠结构包括第二栅极绝缘层,第一功函数金属层,第二功函数金属层和栅极填充层,其特征在于,第一功函数金属层具有第一应力,并且 栅极填充层具有第二应力。 形成不同类型和/或应力强度的两个金属栅极层,从而有效且准确地对不同MOSFET的沟道区域施加不同的应力,简单高效地提高器件载流子迁移率,器件性能也是 增强。
    • 7. 发明申请
    • METHOD FOR FORMING TIN BY PVD
    • PVD方法
    • US20140017906A1
    • 2014-01-16
    • US13695191
    • 2012-07-26
    • Zuozhen FuHuaxiang YinJiang Yan
    • Zuozhen FuHuaxiang YinJiang Yan
    • H01L21/02
    • H01L21/02186C23C14/0641C23C14/18C23C14/34C23C14/54H01L21/2855
    • A method for forming titanium nitride by PVD is disclosed, comprising: generating ions of a noble gas by glow discharge under a vacuum condition that a nitrogen gas and the noble gas are supplied; nitriding a surface of a wafer and a surface of a titanium target with the nitrogen gas; bombarding the surface of the titanium target with the ions of the noble gas after they are accelerated in an electric field so that titanium ions and titanium nitride are sputtered; and forming a titanium nitride layer by depositing titanium nitride on the surface of the wafer in a magnetic field, while titanium ions are injected into the surface of the wafer so that stress is introduced into the titanium nitride layer, wherein non-crystallization fraction of the titanium nitride layer and stress in the titanium nitride layer are increased by increasing kinetic energy of titanium ions which are injected into the surface of the wafer. In the method for forming titanium nitride by PVD according to the present disclosure, kinetic energy of titanium ions which are injected into the surface of the wafer is increased by controlling process parameters so that non-crystallization fraction of the titanium nitride layer and stress in the titanium nitride layer are increased.
    • 公开了一种通过PVD形成氮化钛的方法,包括:在供给氮气和惰性气体的真空条件下,通过辉光放电产生惰性气体的离子; 用氮气氮化晶片的表面和钛靶的表面; 在电场加速后,用惰性气体的离子轰击钛靶的表面,从而溅射钛离子和氮化钛; 以及通过在磁场中在晶片的表面上沉积氮化钛而形成氮化钛层,同时将钛离子注入晶片的表面,使得应力被引入到氮化钛层中,其中非晶化部分 通过提高注入到晶片表面的钛离子的动能来增加氮化钛层和氮化钛层中的应力。 在根据本公开的通过PVD形成氮化钛的方法中,通过控制工艺参数来增加注入晶片表面的钛离子的动能,使得氮化钛层的非结晶部分和应力在 氮化钛层增加。
    • 9. 发明授权
    • Semiconductor device with gate stacks having stress and method of manufacturing the same
    • 具有应力的栅极堆叠的半导体器件及其制造方法
    • US08994119B2
    • 2015-03-31
    • US13520618
    • 2012-04-11
    • Huaxiang YinZuozhen FuQiuxia XuChao ZhaoDapeng Chen
    • Huaxiang YinZuozhen FuQiuxia XuChao ZhaoDapeng Chen
    • H01L27/088H01L21/8236H01L21/8238H01L29/49H01L29/78H01L29/51H01L29/66
    • H01L21/823807H01L21/823842H01L29/4966H01L29/517H01L29/518H01L29/66545H01L29/7845
    • The present invention discloses a semiconductor device, comprising substrates, a plurality of gate stack structures on the substrate, a plurality of gate spacer structures on both sides of each gate stack structure, a plurality of source and drain regions in the substrate on both sides of each gate spacer structure, the plurality of gate spacer structures comprising a plurality of first gate stack structures and a plurality of second gate stack structures, wherein each of the first gate stack structures comprises a first gate insulating layer, a first work function metal layer, a second work function metal diffusion blocking layer, and a gate filling layer; Each of the second gate stack structures comprises a second gate insulating layer, a first work function metal layer, a second work function metal layer, and a gate filling layer, characterized in that the first work function metal layer has a first stress, and the gate filling layer has a second stress. Two metal gate layers of different types and/or intensity of stress are formed, respectively, thus different stresses are applied to the channel regions of different MOSFETs effectively and accurately, the device carrier mobility is enhanced simply and efficiently, and the device performance is also enhanced.
    • 本发明公开了一种半导体器件,包括衬底,衬底上的多个栅极堆叠结构,在每个栅极堆叠结构的两侧上的多个栅极间隔结构,在衬底的两侧的多个源极和漏极区域 每个栅极间隔结构,所述多个栅极间隔结构包括多个第一栅极堆叠结构和多个第二栅极堆叠结构,其中所述第一栅极堆叠结构中的每一个包括第一栅极绝缘层,第一功函数金属层, 第二功函数金属扩散阻挡层和栅极填充层; 每个第二栅极堆叠结构包括第二栅极绝缘层,第一功函数金属层,第二功函数金属层和栅极填充层,其特征在于,第一功函数金属层具有第一应力,并且 栅极填充层具有第二应力。 形成不同类型和/或应力强度的两个金属栅极层,从而有效且准确地对不同MOSFET的沟道区域施加不同的应力,简化高效地提高器件载流子迁移率,器件性能也 增强。
    • 10. 发明授权
    • Method for forming tin by PVD
    • 用PVD形成锡的方法
    • US08802578B2
    • 2014-08-12
    • US13695191
    • 2012-07-26
    • Zuozhen FuHuaxiang YinJiang Yan
    • Zuozhen FuHuaxiang YinJiang Yan
    • H01L21/203H01L21/02C23C14/34C23C14/54C23C14/06C23C14/18
    • H01L21/02186C23C14/0641C23C14/18C23C14/34C23C14/54H01L21/2855
    • A method for forming titanium nitride by PVD is disclosed, comprising: generating ions of a noble gas by glow discharge under a vacuum condition that a nitrogen gas and the noble gas are supplied; nitriding a surface of a wafer and a surface of a titanium target with the nitrogen gas; bombarding the surface of the titanium target with the ions of the noble gas after they are accelerated in an electric field so that titanium ions and titanium nitride are sputtered; and forming a titanium nitride layer by depositing titanium nitride on the surface of the wafer in a magnetic field, while titanium ions are injected into the surface of the wafer so that stress is introduced into the titanium nitride layer, wherein non-crystallization fraction of the titanium nitride layer and stress in the titanium nitride layer are increased by increasing kinetic energy of titanium ions which are injected into the surface of the wafer. In the method for forming titanium nitride by PVD according to the present disclosure, kinetic energy of titanium ions which are injected into the surface of the wafer is increased by controlling process parameters so that non-crystallization fraction of the titanium nitride layer and stress in the titanium nitride layer are increased.
    • 公开了一种通过PVD形成氮化钛的方法,包括:在供给氮气和惰性气体的真空条件下通过辉光放电产生惰性气体的离子; 用氮气氮化晶片的表面和钛靶的表面; 在惰性气体的离子在电场中加速之后,用钛离子轰击钛靶的表面,从而溅射钛离子和氮化钛; 以及通过在磁场表面上沉积氮化钛而形成氮化钛层,同时将钛离子注入到晶片的表面中,使得应力被引入到氮化钛层中,其中非晶化部分 通过提高注入到晶片表面的钛离子的动能来增加氮化钛层和氮化钛层中的应力。 在根据本公开的通过PVD形成氮化钛的方法中,通过控制工艺参数来增加注入晶片表面的钛离子的动能,使得氮化钛层的非结晶部分和应力在 氮化钛层增加。