Semiconductor apparatus having fluorine containing region formed in recessed portion of semiconductor layer
    2.
    发明授权
    Semiconductor apparatus having fluorine containing region formed in recessed portion of semiconductor layer 有权
    具有形成在半导体层的凹部的含氟区域的半导体装置

    公开(公告)号:US08829569B2

    公开(公告)日:2014-09-09

    申请号:US13290420

    申请日:2011-11-07

    摘要: A semiconductor apparatus includes a first semiconductor layer formed on a substrate, a second semiconductor layer formed on the first semiconductor layer, a gate recess formed by removing at least a portion of the second semiconductor layer, an insulation film formed on the gate recess and the second semiconductor layer, a gate electrode formed on the gate recess via the insulation film, source and drain electrodes formed on one of the first and the second semiconductor layers, and a fluorine containing region formed in at least one of a part of the first semiconductor layer corresponding to a region in which the gate recess is formed and a part of the second semiconductor layer corresponding to the region in which the gate recess is formed.

    摘要翻译: 半导体装置包括形成在基板上的第一半导体层,形成在第一半导体层上的第二半导体层,通过去除第二半导体层的至少一部分形成的栅极凹槽,形成在栅极凹部上的绝缘膜和 第二半导体层,经由绝缘膜形成在栅极凹部上的栅电极,形成在第一和第二半导体层中的一个上的源极和漏极;以及形成在第一半导体的一部分中的至少一个中的含氟区域 层对应于其中形成栅极凹部的区域和与形成栅极凹槽的区域相对应的第二半导体层的一部分。

    SEMICONDUCTOR APPARATUS AND METHOD FOR MANUFACTURING THE SEMICONDUCTOR APPARATUS
    7.
    发明申请
    SEMICONDUCTOR APPARATUS AND METHOD FOR MANUFACTURING THE SEMICONDUCTOR APPARATUS 有权
    半导体装置和制造半导体装置的方法

    公开(公告)号:US20120146046A1

    公开(公告)日:2012-06-14

    申请号:US13290420

    申请日:2011-11-07

    IPC分类号: H01L29/778 H01L21/335

    摘要: A semiconductor apparatus includes a first semiconductor layer formed on a substrate, a second semiconductor layer formed on the first semiconductor layer, a gate recess formed by removing at least a portion of the second semiconductor layer, an insulation film formed on the gate recess and the second semiconductor layer, a gate electrode formed on the gate recess via the insulation film, source and drain electrodes formed on one of the first and the second semiconductor layers, and a fluorine containing region formed in at least one of a part of the first semiconductor layer corresponding to a region in which the gate recess is formed and a part of the second semiconductor layer corresponding to the region in which the gate recess is formed.

    摘要翻译: 半导体装置包括形成在基板上的第一半导体层,形成在第一半导体层上的第二半导体层,通过去除第二半导体层的至少一部分形成的栅极凹槽,形成在栅极凹部上的绝缘膜和 第二半导体层,经由绝缘膜形成在栅极凹部上的栅电极,形成在第一和第二半导体层中的一个上的源极和漏极;以及形成在第一半导体的一部分中的至少一个中的含氟区域 层对应于其中形成栅极凹部的区域和与形成栅极凹槽的区域相对应的第二半导体层的一部分。

    Compound semiconductor device and manufacturing method thereof
    10.
    发明授权
    Compound semiconductor device and manufacturing method thereof 有权
    化合物半导体器件及其制造方法

    公开(公告)号:US08003452B2

    公开(公告)日:2011-08-23

    申请号:US12639546

    申请日:2009-12-16

    申请人: Toshihiro Ohki

    发明人: Toshihiro Ohki

    IPC分类号: H01L21/388 H01L29/15

    摘要: A compound semiconductor device includes a carrier transit layer formed over a substrate; a carrier supply layer formed over the carrier transit layer; a first metal film and a second metal film formed over the carrier supply layer; a first Al comprising film formed over the first metal film; a second Al comprising film formed over the second metal film; a first Au comprising film formed over the first metal film and is free of direct contact with the first Al comprising film; a second Au comprising film formed over the second metal film and free of direct contact with the second Al comprising film; and a gate electrode that is located over the carrier supply layer between the first metal film and the second metal film.

    摘要翻译: 化合物半导体器件包括形成在衬底上的载流子迁移层; 载体供给层,形成在载体运送层上; 形成在所述载体供给层上的第一金属膜和第二金属膜; 在所述第一金属膜上形成的包含第一Al的膜; 在所述第二金属膜上形成的包含第二Al的膜; 在所述第一金属膜上形成的第一包含Au的膜,并且不与所述第一Al包覆膜直接接触; 第二Au包含膜,形成在所述第二金属膜上并且不与所述第二Al包含膜直接接触; 以及位于第一金属膜和第二金属膜之间的载体供给层上方的栅电极。