SEMICONDUCTOR DEVICE HAVING SUB REGIONS TO DEFINE THRESHOLD VOLTAGES

    公开(公告)号:US20190081044A1

    公开(公告)日:2019-03-14

    申请号:US16080974

    申请日:2016-04-01

    Abstract: Embodiments of the present disclosure describe a semiconductor device having sub regions or distances to define threshold voltages. A first semiconductor device includes a first gate stack having a first edge opposing a second edge and a first source region disposed on the semiconductor substrate. A second semiconductor device includes a second gate stack having a third edge opposing a fourth edge and a second source region disposed on the semiconductor substrate. A first distance extends from the first source region to the first edge of the first gate stack and a second distance different from the first distance extends from the second source region to the third edge of the second gate stack.

    TUNNELING FIELD EFFECT TRANSISTORS (TFETS) WITH UNDOPED DRAIN UNDERLAP WRAP-AROUND REGIONS
    3.
    发明申请
    TUNNELING FIELD EFFECT TRANSISTORS (TFETS) WITH UNDOPED DRAIN UNDERLAP WRAP-AROUND REGIONS 审中-公开
    隧道掘进围堰处理隧道场效应晶体管(TFETS)

    公开(公告)号:US20160056278A1

    公开(公告)日:2016-02-25

    申请号:US14779943

    申请日:2013-06-27

    Abstract: Tunneling field effect transistors (TFETs) with undoped drain underlap wrap-around regions are described. For example, a tunneling field effect transistor (TFET) includes a homojunction active region formed above a substrate. The homojunction active region includes a doped source region, an undoped channel region, a wrapped-around region, and a doped drain region. A gate electrode and gate dielectric layer are formed on the undoped channel region, between the source and wrapped-around regions.

    Abstract translation: 描述了具有未掺杂漏极覆盖环绕区域的隧道场效应晶体管(TFET)。 例如,隧道场效应晶体管(TFET)包括形成在衬底上方的均质有源区。 同质结有源区包括掺杂源极区,未掺杂沟道区,缠绕区和掺杂漏极区。 在未掺杂的沟道区域,源极和缠绕区域之间形成栅电极和栅介质层。

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