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    • 3. 发明授权
    • Semiconductor device and method of manufacturing the same
    • 半导体装置及其制造方法
    • US07868424B2
    • 2011-01-11
    • US11658227
    • 2005-07-07
    • Godefridus Adrianus Maria HurkxPrabhat AgarwalErwin HijzenRaymond Josephus Engelbart Hueting
    • Godefridus Adrianus Maria HurkxPrabhat AgarwalErwin HijzenRaymond Josephus Engelbart Hueting
    • H01L21/02
    • H01L29/0821B82Y10/00H01L29/06H01L29/0665H01L29/0673H01L29/0676H01L29/08H01L29/423H01L29/42304H01L29/66242H01L29/737H01L29/7378
    • The invention relates to a semiconductor device (10) with a substrate (11) and a semiconductor body (12) comprising a vertical bipolar transistor with an emitter region, a base region and a collector region (1, 2, 3) of, respectively, a first conductivity type, a second conductivity type opposite to the first conductivity type and the first conductivity type, wherein the collector region (3) comprises a first sub-region (3A) bordering the base region (2) and a second sub-region (3B) bordering the first sub-region (3A) which has a lower doping concentration than the second sub-region (3B), and the transistor is provided with a gate electrode (5) which laterally borders the first sub-region (3A) and by means of which the first sub-region (3A) may be depleted. According to the invention the collector region (3) borders the surface of the semiconductor body (12), while the emitter region (1) is recessed in the semiconductor body (12), and the collector region (3) forms part of a mesa structure (6) formed at the surface of the semiconductor body (12). Such a device (10) has very favorable properties at high frequencies and high voltages and, moreover, is easy to manufacture. In a preferred embodiment the collector (3) comprises a nanowire (30) forming the mesa structure (6).
    • 本发明涉及一种具有衬底(11)和半导体本体(12)的半导体器件(10),该半导体器件包括分别具有发射极区,基极区和集电极区(1,2,3)的垂直双极晶体管 ,第一导电类型,与第一导电类型和第一导电类型相反的第二导电类型,其中集电极区域(3)包括与基极区域(2)接壤的第一子区域(3A) 与第二子区域(3A)接合的第一子区域(3A)的区域(3B),其具有比第二子区域(3B)低的掺杂浓度,并且晶体管设置有与第一子区域横向相邻的栅电极(5) 3A),并且借助于此可以使第一子区域(3A)耗尽。 根据本发明,集电极区域(3)与半导体本体(12)的表面相接触,而发射极区域(1)凹入半导体本体(12)中,并且集电极区域(3)形成台面的一部分 结构(6)形成在半导体本体(12)的表面。 这种装置(10)在高频和高电压下具有非常有利的特性,而且易于制造。 在优选实施例中,收集器(3)包括形成台面结构(6)的纳米线(30)。
    • 5. 发明申请
    • Semiconductor Device and Method of Manufacturing the Same
    • 半导体器件及其制造方法
    • US20080315361A1
    • 2008-12-25
    • US11658227
    • 2005-07-07
    • Godefridus Adrianus Maria HurkxPrabhat AgarwalErwin HijzenRaymond Josephus Engelbart Hueting
    • Godefridus Adrianus Maria HurkxPrabhat AgarwalErwin HijzenRaymond Josephus Engelbart Hueting
    • H01L27/00H01L21/331
    • H01L29/0821B82Y10/00H01L29/06H01L29/0665H01L29/0673H01L29/0676H01L29/08H01L29/423H01L29/42304H01L29/66242H01L29/737H01L29/7378
    • The invention relates to a semiconductor device (10) with a substrate (11) and a semiconductor body (12) comprising a vertical bipolar transistor with an emitter region, a base region and a collector region (1, 2, 3) of, respectively, a first conductivity type, a second conductivity type opposite to the first conductivity type and the first conductivity type, wherein the collector region (3) comprises a first sub-region (3A) bordering the base region (2) and a second sub-region (3B) bordering the first sub-region (3A) which has a lower doping concentration than the second sub-region (3B), and the transistor is provided with a gate electrode (5) which laterally borders the first sub-region (3A) and by means of which the first sub-region (3A) may be depleted. According to the invention the collector region (3) borders the surface of the semiconductor body (12), while the emitter region (1) is recessed in the semiconductor body (12), and the collector region (3) forms part of a mesa structure (6) formed at the surface of the semiconductor body (12). Such a device (10) has very favorable properties at high frequencies and high voltages and, moreover, is easy to manufacture. In a preferred embodiment the collector (3) comprises a nanowire (30) forming the mesa structure (6).
    • 本发明涉及一种具有衬底(11)和半导体本体(12)的半导体器件(10),该半导体器件包括分别具有发射极区,基极区和集电极区(1,2,3)的垂直双极晶体管 ,第一导电类型,与第一导电类型和第一导电类型相反的第二导电类型,其中集电极区域(3)包括与基极区域(2)接壤的第一子区域(3A) 与第二子区域(3A)接合的第一子区域(3A)的区域(3B),其具有比第二子区域(3B)低的掺杂浓度,并且晶体管设置有与第一子区域横向相邻的栅电极(5) 3A),并且借助于此可以使第一子区域(3A)耗尽。 根据本发明,集电极区域(3)与半导体本体(12)的表面相接触,而发射极区域(1)凹入半导体本体(12)中,并且集电极区域(3)形成台面的一部分 结构(6)形成在半导体本体(12)的表面。 这种装置(10)在高频和高电压下具有非常有利的特性,而且易于制造。 在优选实施例中,收集器(3)包括形成台面结构(6)的纳米线(30)。
    • 7. 发明授权
    • Circuit and method to convert a single ended signal to duplicated signals
    • 将单端信号转换为重复信号的电路和方法
    • US07538593B2
    • 2009-05-26
    • US11710270
    • 2007-02-23
    • Prabhat AgarwalMayank GoelPradip Mandal
    • Prabhat AgarwalMayank GoelPradip Mandal
    • G06F1/04
    • H03K5/151
    • A circuit to convert a single ended signal to differential signals is disclosed. The circuit has two paths with each of the two paths comprising a plurality of stages. The number of stages in each of the two paths is the same. A first path of the two paths includes a buffer stage and at least one inverter stage. A second path of the two paths includes at least two inverter stages. The buffer stage has a delay matched to that of a first inverter stage of the second path. The buffer stage comprises a first pair of transistors comprising a first transistor of a first category operatively connected to a first transistor of a second category with their channel connections being connected in series.
    • 公开了将单端信号转换为差分信号的电路。 该电路具有两条路径,其中两条路径中的每条路径包括多个级。 两个路径中的每个路段的数量是相同的。 两个路径的第一路径包括缓冲段和至少一个逆变器级。 两路径的第二路径包括至少两个逆变器级。 缓冲级具有与第二路径的第一反相器级的延迟匹配的延迟。 缓冲级包括第一对晶体管,其包括第一类别的第一晶体管,其可操作地连接到第二类别的第一晶体管,其沟道连接串联连接。