Enhancement mode normally-off gallium nitride heterostructure field effect transistor
    2.
    发明授权
    Enhancement mode normally-off gallium nitride heterostructure field effect transistor 有权
    增强型常闭氮化镓异质结场场效应晶体管

    公开(公告)号:US08728884B1

    公开(公告)日:2014-05-20

    申请号:US12510687

    申请日:2009-07-28

    IPC分类号: H01L21/338

    摘要: A method of fabricating a normally “off” GaN heterostructure field effect transistor having a source and a drain including depositing a passivation layer patterned to cover a channel region between a source and a drain, forming a first opening in the passivation layer, the first opening for defining a gate area in the channel region and the first opening having a first length dimension along a direction of current flow between the source and the drain, and implanting ions in an implant area within the gate area, wherein the implant area has a second length dimension along the direction of current flow shorter than the first length dimension.

    摘要翻译: 一种制造具有源极和漏极的正常“关闭”GaN异质结构场效应晶体管的方法,包括沉积图案化以覆盖源极和漏极之间的沟道区域的钝化层,在钝化层中形成第一开口,第一开口 用于在所述沟道区域中限定栅极区域,并且所述第一开口沿着所述源极和漏极之间的电流流动的方向具有第一长度尺寸,以及将离子注入所述栅极区域内的注入区域中,其中所述植入区域具有第二 沿着电流流动方向的长度尺寸短于第一长度尺寸。

    AlGaN/GaN hybrid MOS-HFET
    3.
    发明授权
    AlGaN/GaN hybrid MOS-HFET 有权
    AlGaN / GaN混合MOS-HFET

    公开(公告)号:US08653559B2

    公开(公告)日:2014-02-18

    申请号:US13171798

    申请日:2011-06-29

    IPC分类号: H01L29/66 H01L21/338

    摘要: A field effect transistor (FET) includes source and drain electrodes, a channel layer, a barrier layer over the channel layer, a passivation layer covering the barrier layer for passivating the barrier layer, a gate electrode extending through the barrier layer and the passivation layer, and a gate dielectric surrounding a portion of the gate electrode that extends through the barrier layer and the passivation layer, wherein the passivation layer is a first material and the gate dielectric is a second material, and the first material is different than the second material.

    摘要翻译: 场效应晶体管(FET)包括源极和漏极,沟道层,沟道层上的势垒层,覆盖阻挡层以钝化势垒层的钝化层,延伸穿过阻挡层的栅电极和钝化层 以及围绕所述栅电极的延伸穿过所述阻挡层和所述钝化层的部分的栅极电介质,其中所述钝化层是第一材料,并且所述栅极电介质是第二材料,并且所述第一材料不同于所述第二材料 。

    ALGaN/GaN HYBRID MOS-HFET
    5.
    发明申请
    ALGaN/GaN HYBRID MOS-HFET 有权
    ALGaN / GaN混合MOS-HFET

    公开(公告)号:US20130001646A1

    公开(公告)日:2013-01-03

    申请号:US13171798

    申请日:2011-06-29

    IPC分类号: H01L29/778 H01L21/335

    摘要: A field effect transistor (FET) includes source and drain electrodes, a channel layer, a barrier layer over the channel layer, a passivation layer covering the barrier layer for passivating the barrier layer, a gate electrode extending through the barrier layer and the passivation layer, and a gate dielectric surrounding a portion of the gate electrode that extends through the barrier layer and the passivation layer, wherein the passivation layer is a first material and the gate dielectric is a second material, and the first material is different than the second material.

    摘要翻译: 场效应晶体管(FET)包括源极和漏极,沟道层,沟道层上的势垒层,覆盖阻挡层以钝化势垒层的钝化层,延伸穿过阻挡层的栅电极和钝化层 以及围绕所述栅电极的延伸穿过所述阻挡层和所述钝化层的部分的栅极电介质,其中所述钝化层是第一材料,并且所述栅极电介质是第二材料,并且所述第一材料不同于所述第二材料 。