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    • 22. 发明申请
    • PARTIALLY DEPLETED SOI FIELD EFFECT TRANSISTOR HAVING A METALLIZED SOURCE SIDE HALO REGION
    • 具有金属化源侧HALO区域的部分沉积SOI场效应晶体管
    • US20090321831A1
    • 2009-12-31
    • US12554344
    • 2009-09-04
    • Jin CaiWilfried HaenschAmlan Majumdar
    • Jin CaiWilfried HaenschAmlan Majumdar
    • H01L29/786
    • H01L29/78696H01L29/458H01L29/66772H01L29/78612H01L29/78624
    • Source and drain extension regions and source side halo region and drain side halo region are formed in a top semiconductor layer aligned with a gate stack on an SOI substrate. A deep source region and a deep drain region are formed asymmetrically in the top semiconductor layer by an angled ion implantation. The deep source region is offset away from one of the outer edges of the at least spacer to expose the source extension region on the surface of the semiconductor substrate. A source metal semiconductor alloy is formed by reacting a metal layer with portions of the deep source region, the source extension region, and the source side halo region. The source metal semiconductor alloy abuts the remaining portion of the source side halo region, providing a body contact tied to the deep source region to the partially depleted SOI MOSFET.
    • 源极和漏极延伸区域和源极侧卤素区域和漏极侧晕圈形成在与SOI衬底上的栅极堆叠对准的顶部半导体层中。 通过成角度的离子注入,在顶部半导体层中不均匀地形成深源区和深漏区。 深源区域远离至少间隔物的外缘之一偏离以暴露半导体衬底的表面上的源延伸区域。 源金属半导体合金通过使金属层与深源区,源极延伸区和源极侧晕区的一部分反应而形成。 源极金属半导体合金与源极侧光晕区域的剩余部分相邻,从而将与源极区域连接的体接触部分连接到部分耗尽的SOI MOSFET。
    • 24. 发明授权
    • Method for fabricating MOSFET on silicon-on-insulator with internal body contact
    • 用于在绝缘体上制造具有内部接触的绝缘体上的MOSFET的方法
    • US09178061B2
    • 2015-11-03
    • US13572039
    • 2012-08-10
    • Jin CaiSteven J. KoesterAmlan Majumdar
    • Jin CaiSteven J. KoesterAmlan Majumdar
    • H01L21/28H01L21/44H01L29/78H01L29/08H01L29/417H01L29/66H01L29/786
    • H01L29/0847H01L29/41733H01L29/66659H01L29/7835H01L29/78612H01L29/78621
    • A method is provided for fabricating a semiconductor device. According to the method, a semiconductor layer is formed over a semiconductor-on-insulator substrate, and a gate is formed on the semiconductor layer. Source and drain extension regions and a deep drain region are formed in the semiconductor layer. A deep source region is formed in the semiconductor layer. A drain metal-semiconductor alloy contact is located on the upper portion of the deep drain region and abutting the drain extension region. A source metal-semiconductor alloy contact abuts the source extension region. The deep source region is located below and contacts a first portion of the source metal-semiconductor alloy contact. The deep source region is not located below and does not contact a second portion of the source metal-semiconductor alloy contact. The second portion of the source metal-semiconductor alloy contact is an internal body contact that directly contacts the semiconductor layer.
    • 提供了制造半导体器件的方法。 根据该方法,在绝缘体上半导体基板上形成半导体层,在半导体层上形成栅极。 源极和漏极延伸区域和深的漏极区域形成在半导体层中。 在半导体层中形成深源区。 漏极金属 - 半导体合金触点位于深漏区域的上部并邻接漏极延伸区域。 源极金属 - 半导体合金接触件邻接源极延伸区域。 深源区域位于源极金属 - 半导体合金接触件的第一部分下方并接触。 深源区不位于源极金属 - 半导体合金触点的第二部分下方并且不接触。 源极金属 - 半导体合金触点的第二部分是直接接触半导体层的内部主体接触。
    • 27. 发明授权
    • SOI lateral bipolar junction transistor having a wide band gap emitter contact
    • 具有宽带隙发射极接触的SOI横向双极结型晶体管
    • US08557670B1
    • 2013-10-15
    • US13605253
    • 2012-09-06
    • Jin CaiKevin K. ChanChristopher P. D'EmicTak H. NingDae-Gyu Park
    • Jin CaiKevin K. ChanChristopher P. D'EmicTak H. NingDae-Gyu Park
    • H01L21/8222
    • H01L29/42304H01L29/66242H01L29/66272H01L29/7322H01L29/7371
    • A lateral heterojunction bipolar transistor is formed on a semiconductor-on-insulator substrate including a top semiconductor portion of a first semiconductor material having a first band gap and a doping of a first conductivity type. A stack of an extrinsic base and a base cap is formed such that the stack straddles over the top semiconductor portion. A dielectric spacer is formed around the stack. Ion implantation of dopants of a second conductivity type is performed to dope regions of the top semiconductor portion that are not masked by the stack and the dielectric spacer, thereby forming an emitter region and a collector region. A second semiconductor material having a second band gap greater than the first band gap and having a doping of the second conductivity type is selectively deposited on the emitter region and the collector region to form an emitter contact region and a collector contact region, respectively.
    • 在绝缘体上半导体衬底上形成横向异质结双极晶体管,该衬底包括具有第一带隙和第一导电类型掺杂的第一半导体材料的顶部半导体部分。 形成外部基座和基座的堆叠,使得叠层跨越顶部半导体部分。 在堆叠周围形成介电隔离件。 执行第二导电类型的掺杂剂的离子注入以掺杂未被叠层和电介质间隔物掩蔽的顶部半导体部分的区域,由此形成发射极区域和集电极区域。 具有大于第一带隙的第二带隙并且具有第二导电类型的掺杂的第二半导体材料被选择性地沉积在发射极区域和集电极区域上,以分别形成发射极接触区域和集电极接触区域。
    • 30. 发明授权
    • Horizontal polysilicon-germanium heterojunction bipolar transistor
    • 水平多晶硅 - 锗异质结双极晶体管
    • US08441084B2
    • 2013-05-14
    • US13048342
    • 2011-03-15
    • Jin CaiKevin K. ChanWilfried E. HaenschTak H. Ning
    • Jin CaiKevin K. ChanWilfried E. HaenschTak H. Ning
    • H01L29/66H01L29/04
    • H01L29/737H01L29/0808H01L29/0821H01L29/66242H01L29/66265
    • A horizontal heterojunction bipolar transistor (HBT) includes doped single crystalline Ge having a doping of the first conductivity type as the base having an energy bandgap of about 0.66 eV, and doped polysilicon having a doping of a second conductivity type as a wide-gap-emitter having an energy bandgap of about 1.12 eV. In one embodiment, doped polysilicon having a doping of the second conductivity type is employed as the collector. In other embodiments, a single crystalline Ge having a doping of the second conductivity type is employed as the collector. In such embodiments, because the base and the collector include the same semiconductor material, i.e., Ge, having the same lattice constant, there is no lattice mismatch issue between the collector and the base. In both embodiments, because the emitter is polycrystalline and the base is single crystalline, there is no lattice mismatch issue between the base and the emitter.
    • 水平异质结双极晶体管(HBT)包括具有第一导电类型的掺杂的掺杂单晶Ge作为具有约0.66eV的能带隙的基极,以及掺杂有第二导电类型的掺杂多晶硅作为宽间隙 - 发射体具有约1.12eV的能带隙。 在一个实施例中,采用具有第二导电类型掺杂的掺杂多晶硅作为集电极。 在其它实施例中,采用具有第二导电类型掺杂的单晶Ge作为集电极。 在这样的实施例中,由于基极和集电极包括具有相同晶格常数的相同的半导体材料即Ge,所以在集电极和基极之间不存在晶格失配问题。 在两个实施例中,由于发射极是多晶的并且基极是单晶的,所以在基极和发射极之间不存在晶格失配问题。